extern void __VERIFIER_error() __attribute__ ((__noreturn__)); /* Generated by CIL v. 1.5.1 */ /* print_CIL_Input is false */ typedef signed char __s8; typedef unsigned char __u8; typedef short __s16; typedef unsigned short __u16; typedef int __s32; typedef unsigned int __u32; typedef long long __s64; typedef unsigned long long __u64; typedef signed char s8; typedef unsigned char u8; typedef unsigned short u16; typedef int s32; typedef unsigned int u32; typedef long long s64; typedef unsigned long long u64; typedef long __kernel_long_t; typedef unsigned long __kernel_ulong_t; typedef int __kernel_pid_t; typedef unsigned int __kernel_uid32_t; typedef unsigned int __kernel_gid32_t; typedef __kernel_ulong_t __kernel_size_t; typedef __kernel_long_t __kernel_ssize_t; typedef __kernel_long_t __kernel_off_t; typedef long long __kernel_loff_t; typedef __kernel_long_t __kernel_time_t; typedef __kernel_long_t __kernel_clock_t; typedef int __kernel_timer_t; typedef int __kernel_clockid_t; typedef __u16 __be16; typedef __u32 __be32; typedef __u32 __wsum; typedef __u32 __kernel_dev_t; typedef __kernel_dev_t dev_t; typedef unsigned short umode_t; typedef __u32 nlink_t; typedef __kernel_off_t off_t; typedef __kernel_pid_t pid_t; typedef __kernel_clockid_t clockid_t; typedef _Bool bool; typedef __kernel_uid32_t uid_t; typedef __kernel_gid32_t gid_t; typedef __kernel_loff_t loff_t; typedef __kernel_size_t size_t; typedef __kernel_ssize_t ssize_t; typedef __kernel_time_t time_t; typedef __s32 int32_t; typedef __u8 uint8_t; typedef __u32 uint32_t; typedef __u64 uint64_t; typedef unsigned long sector_t; typedef unsigned long blkcnt_t; typedef u64 dma_addr_t; typedef unsigned int gfp_t; typedef unsigned int fmode_t; struct __anonstruct_atomic_t_6 { int counter ; }; typedef struct __anonstruct_atomic_t_6 atomic_t; struct __anonstruct_atomic64_t_7 { long counter ; }; typedef struct __anonstruct_atomic64_t_7 atomic64_t; struct list_head { struct list_head *next ; struct list_head *prev ; }; struct hlist_node; struct hlist_head { struct hlist_node *first ; }; struct hlist_node { struct hlist_node *next ; struct hlist_node **pprev ; }; struct callback_head { struct callback_head *next ; void (*func)(struct callback_head * ) ; }; struct module; struct file_operations; struct _ddebug { char const *modname ; char const *function ; char const *filename ; char const *format ; unsigned int lineno : 18 ; unsigned char flags ; }; struct device; struct net_device; struct completion; struct pt_regs; struct pid; typedef u16 __ticket_t; typedef u32 __ticketpair_t; struct __raw_tickets { __ticket_t head ; __ticket_t tail ; }; union __anonunion_ldv_2023_8 { __ticketpair_t head_tail ; struct __raw_tickets tickets ; }; struct arch_spinlock { union __anonunion_ldv_2023_8 ldv_2023 ; }; typedef struct arch_spinlock arch_spinlock_t; struct __anonstruct_ldv_2030_10 { u32 read ; s32 write ; }; union __anonunion_arch_rwlock_t_9 { s64 lock ; struct __anonstruct_ldv_2030_10 ldv_2030 ; }; typedef union __anonunion_arch_rwlock_t_9 arch_rwlock_t; struct task_struct; struct lockdep_map; struct mm_struct; struct pt_regs { unsigned long r15 ; unsigned long r14 ; unsigned long r13 ; unsigned long r12 ; unsigned long bp ; unsigned long bx ; unsigned long r11 ; unsigned long r10 ; unsigned long r9 ; unsigned long r8 ; unsigned long ax ; unsigned long cx ; unsigned long dx ; unsigned long si ; unsigned long di ; unsigned long orig_ax ; unsigned long ip ; unsigned long cs ; unsigned long flags ; unsigned long sp ; unsigned long ss ; }; struct __anonstruct_ldv_2147_12 { unsigned int a ; unsigned int b ; }; struct __anonstruct_ldv_2162_13 { u16 limit0 ; u16 base0 ; unsigned char base1 ; unsigned char type : 4 ; unsigned char s : 1 ; unsigned char dpl : 2 ; unsigned char p : 1 ; unsigned char limit : 4 ; unsigned char avl : 1 ; unsigned char l : 1 ; unsigned char d : 1 ; unsigned char g : 1 ; unsigned char base2 ; }; union __anonunion_ldv_2163_11 { struct __anonstruct_ldv_2147_12 ldv_2147 ; struct __anonstruct_ldv_2162_13 ldv_2162 ; }; struct desc_struct { union __anonunion_ldv_2163_11 ldv_2163 ; }; typedef unsigned long pgdval_t; typedef unsigned long pgprotval_t; struct pgprot { pgprotval_t pgprot ; }; typedef struct pgprot pgprot_t; struct __anonstruct_pgd_t_15 { pgdval_t pgd ; }; typedef struct __anonstruct_pgd_t_15 pgd_t; struct page; typedef struct page *pgtable_t; struct file; struct seq_file; struct thread_struct; struct cpumask; struct kernel_vm86_regs { struct pt_regs pt ; unsigned short es ; unsigned short __esh ; unsigned short ds ; unsigned short __dsh ; unsigned short fs ; unsigned short __fsh ; unsigned short gs ; unsigned short __gsh ; }; union __anonunion_ldv_2766_18 { struct pt_regs *regs ; struct kernel_vm86_regs *vm86 ; }; struct math_emu_info { long ___orig_eip ; union __anonunion_ldv_2766_18 ldv_2766 ; }; struct cpumask { unsigned long bits[64U] ; }; typedef struct cpumask cpumask_t; typedef struct cpumask *cpumask_var_t; struct exec_domain; struct map_segment; struct exec_domain { char const *name ; void (*handler)(int , struct pt_regs * ) ; unsigned char pers_low ; unsigned char pers_high ; unsigned long *signal_map ; unsigned long *signal_invmap ; struct map_segment *err_map ; struct map_segment *socktype_map ; struct map_segment *sockopt_map ; struct map_segment *af_map ; struct module *module ; struct exec_domain *next ; }; struct seq_operations; struct i387_fsave_struct { u32 cwd ; u32 swd ; u32 twd ; u32 fip ; u32 fcs ; u32 foo ; u32 fos ; u32 st_space[20U] ; u32 status ; }; struct __anonstruct_ldv_5121_23 { u64 rip ; u64 rdp ; }; struct __anonstruct_ldv_5127_24 { u32 fip ; u32 fcs ; u32 foo ; u32 fos ; }; union __anonunion_ldv_5128_22 { struct __anonstruct_ldv_5121_23 ldv_5121 ; struct __anonstruct_ldv_5127_24 ldv_5127 ; }; union __anonunion_ldv_5137_25 { u32 padding1[12U] ; u32 sw_reserved[12U] ; }; struct i387_fxsave_struct { u16 cwd ; u16 swd ; u16 twd ; u16 fop ; union __anonunion_ldv_5128_22 ldv_5128 ; u32 mxcsr ; u32 mxcsr_mask ; u32 st_space[32U] ; u32 xmm_space[64U] ; u32 padding[12U] ; union __anonunion_ldv_5137_25 ldv_5137 ; }; struct i387_soft_struct { u32 cwd ; u32 swd ; u32 twd ; u32 fip ; u32 fcs ; u32 foo ; u32 fos ; u32 st_space[20U] ; u8 ftop ; u8 changed ; u8 lookahead ; u8 no_update ; u8 rm ; u8 alimit ; struct math_emu_info *info ; u32 entry_eip ; }; struct ymmh_struct { u32 ymmh_space[64U] ; }; struct xsave_hdr_struct { u64 xstate_bv ; u64 reserved1[2U] ; u64 reserved2[5U] ; }; struct xsave_struct { struct i387_fxsave_struct i387 ; struct xsave_hdr_struct xsave_hdr ; struct ymmh_struct ymmh ; }; union thread_xstate { struct i387_fsave_struct fsave ; struct i387_fxsave_struct fxsave ; struct i387_soft_struct soft ; struct xsave_struct xsave ; }; struct fpu { unsigned int last_cpu ; unsigned int has_fpu ; union thread_xstate *state ; }; struct kmem_cache; struct perf_event; struct thread_struct { struct desc_struct tls_array[3U] ; unsigned long sp0 ; unsigned long sp ; unsigned long usersp ; unsigned short es ; unsigned short ds ; unsigned short fsindex ; unsigned short gsindex ; unsigned long fs ; unsigned long gs ; struct perf_event *ptrace_bps[4U] ; unsigned long debugreg6 ; unsigned long ptrace_dr7 ; unsigned long cr2 ; unsigned long trap_nr ; unsigned long error_code ; struct fpu fpu ; unsigned long *io_bitmap_ptr ; unsigned long iopl ; unsigned int io_bitmap_max ; }; struct __anonstruct_mm_segment_t_27 { unsigned long seg ; }; typedef struct __anonstruct_mm_segment_t_27 mm_segment_t; typedef atomic64_t atomic_long_t; struct stack_trace { unsigned int nr_entries ; unsigned int max_entries ; unsigned long *entries ; int skip ; }; struct lockdep_subclass_key { char __one_byte ; } __attribute__((__packed__)) ; struct lock_class_key { struct lockdep_subclass_key subkeys[8U] ; }; struct lock_class { struct list_head hash_entry ; struct list_head lock_entry ; struct lockdep_subclass_key *key ; unsigned int subclass ; unsigned int dep_gen_id ; unsigned long usage_mask ; struct stack_trace usage_traces[13U] ; struct list_head locks_after ; struct list_head locks_before ; unsigned int version ; unsigned long ops ; char const *name ; int name_version ; unsigned long contention_point[4U] ; unsigned long contending_point[4U] ; }; struct lockdep_map { struct lock_class_key *key ; struct lock_class *class_cache[2U] ; char const *name ; int cpu ; unsigned long ip ; }; struct held_lock { u64 prev_chain_key ; unsigned long acquire_ip ; struct lockdep_map *instance ; struct lockdep_map *nest_lock ; u64 waittime_stamp ; u64 holdtime_stamp ; unsigned short class_idx : 13 ; unsigned char irq_context : 2 ; unsigned char trylock : 1 ; unsigned char read : 2 ; unsigned char check : 2 ; unsigned char hardirqs_off : 1 ; unsigned short references : 11 ; }; struct raw_spinlock { arch_spinlock_t raw_lock ; unsigned int magic ; unsigned int owner_cpu ; void *owner ; struct lockdep_map dep_map ; }; typedef struct raw_spinlock raw_spinlock_t; struct __anonstruct_ldv_5956_29 { u8 __padding[24U] ; struct lockdep_map dep_map ; }; union __anonunion_ldv_5957_28 { struct raw_spinlock rlock ; struct __anonstruct_ldv_5956_29 ldv_5956 ; }; struct spinlock { union __anonunion_ldv_5957_28 ldv_5957 ; }; typedef struct spinlock spinlock_t; struct __anonstruct_rwlock_t_30 { arch_rwlock_t raw_lock ; unsigned int magic ; unsigned int owner_cpu ; void *owner ; struct lockdep_map dep_map ; }; typedef struct __anonstruct_rwlock_t_30 rwlock_t; struct mutex { atomic_t count ; spinlock_t wait_lock ; struct list_head wait_list ; struct task_struct *owner ; char const *name ; void *magic ; struct lockdep_map dep_map ; }; struct mutex_waiter { struct list_head list ; struct task_struct *task ; void *magic ; }; struct vfsmount; struct dentry; struct path; struct timespec; struct compat_timespec; struct __anonstruct_futex_32 { u32 *uaddr ; u32 val ; u32 flags ; u32 bitset ; u64 time ; u32 *uaddr2 ; }; struct __anonstruct_nanosleep_33 { clockid_t clockid ; struct timespec *rmtp ; struct compat_timespec *compat_rmtp ; u64 expires ; }; struct pollfd; struct __anonstruct_poll_34 { struct pollfd *ufds ; int nfds ; int has_timeout ; unsigned long tv_sec ; unsigned long tv_nsec ; }; union __anonunion_ldv_6264_31 { struct __anonstruct_futex_32 futex ; struct __anonstruct_nanosleep_33 nanosleep ; struct __anonstruct_poll_34 poll ; }; struct restart_block { long (*fn)(struct restart_block * ) ; union __anonunion_ldv_6264_31 ldv_6264 ; }; struct thread_info { struct task_struct *task ; struct exec_domain *exec_domain ; __u32 flags ; __u32 status ; __u32 cpu ; int preempt_count ; mm_segment_t addr_limit ; struct restart_block restart_block ; void *sysenter_return ; unsigned char sig_on_uaccess_error : 1 ; unsigned char uaccess_err : 1 ; }; struct __wait_queue; typedef struct __wait_queue wait_queue_t; struct __wait_queue { unsigned int flags ; void *private ; int (*func)(wait_queue_t * , unsigned int , int , void * ) ; struct list_head task_list ; }; struct __wait_queue_head { spinlock_t lock ; struct list_head task_list ; }; typedef struct __wait_queue_head wait_queue_head_t; struct eventfd_ctx; struct __anonstruct_seqlock_t_35 { unsigned int sequence ; spinlock_t lock ; }; typedef struct __anonstruct_seqlock_t_35 seqlock_t; struct seqcount { unsigned int sequence ; }; typedef struct seqcount seqcount_t; struct __anonstruct_nodemask_t_36 { unsigned long bits[16U] ; }; typedef struct __anonstruct_nodemask_t_36 nodemask_t; struct rw_semaphore; struct rw_semaphore { long count ; raw_spinlock_t wait_lock ; struct list_head wait_list ; struct lockdep_map dep_map ; }; struct completion { unsigned int done ; wait_queue_head_t wait ; }; struct notifier_block; struct timespec { __kernel_time_t tv_sec ; long tv_nsec ; }; union ktime { s64 tv64 ; }; typedef union ktime ktime_t; struct tvec_base; struct timer_list { struct list_head entry ; unsigned long expires ; struct tvec_base *base ; void (*function)(unsigned long ) ; unsigned long data ; int slack ; int start_pid ; void *start_site ; char start_comm[16U] ; struct lockdep_map lockdep_map ; }; struct hrtimer; enum hrtimer_restart; struct work_struct; struct work_struct { atomic_long_t data ; struct list_head entry ; void (*func)(struct work_struct * ) ; struct lockdep_map lockdep_map ; }; struct delayed_work { struct work_struct work ; struct timer_list timer ; int cpu ; }; struct notifier_block { int (*notifier_call)(struct notifier_block * , unsigned long , void * ) ; struct notifier_block *next ; int priority ; }; struct blocking_notifier_head { struct rw_semaphore rwsem ; struct notifier_block *head ; }; struct ctl_table; struct pm_message { int event ; }; typedef struct pm_message pm_message_t; struct dev_pm_ops { int (*prepare)(struct device * ) ; void (*complete)(struct device * ) ; int (*suspend)(struct device * ) ; int (*resume)(struct device * ) ; int (*freeze)(struct device * ) ; int (*thaw)(struct device * ) ; int (*poweroff)(struct device * ) ; int (*restore)(struct device * ) ; int (*suspend_late)(struct device * ) ; int (*resume_early)(struct device * ) ; int (*freeze_late)(struct device * ) ; int (*thaw_early)(struct device * ) ; int (*poweroff_late)(struct device * ) ; int (*restore_early)(struct device * ) ; int (*suspend_noirq)(struct device * ) ; int (*resume_noirq)(struct device * ) ; int (*freeze_noirq)(struct device * ) ; int (*thaw_noirq)(struct device * ) ; int (*poweroff_noirq)(struct device * ) ; int (*restore_noirq)(struct device * ) ; int (*runtime_suspend)(struct device * ) ; int (*runtime_resume)(struct device * ) ; int (*runtime_idle)(struct device * ) ; }; enum rpm_status { RPM_ACTIVE = 0, RPM_RESUMING = 1, RPM_SUSPENDED = 2, RPM_SUSPENDING = 3 } ; enum rpm_request { RPM_REQ_NONE = 0, RPM_REQ_IDLE = 1, RPM_REQ_SUSPEND = 2, RPM_REQ_AUTOSUSPEND = 3, RPM_REQ_RESUME = 4 } ; struct wakeup_source; struct pm_subsys_data { spinlock_t lock ; unsigned int refcount ; }; struct dev_pm_qos_request; struct pm_qos_constraints; struct dev_pm_info { pm_message_t power_state ; unsigned char can_wakeup : 1 ; unsigned char async_suspend : 1 ; bool is_prepared ; bool is_suspended ; bool ignore_children ; bool early_init ; spinlock_t lock ; struct list_head entry ; struct completion completion ; struct wakeup_source *wakeup ; bool wakeup_path ; bool syscore ; struct timer_list suspend_timer ; unsigned long timer_expires ; struct work_struct work ; wait_queue_head_t wait_queue ; atomic_t usage_count ; atomic_t child_count ; unsigned char disable_depth : 3 ; unsigned char idle_notification : 1 ; unsigned char request_pending : 1 ; unsigned char deferred_resume : 1 ; unsigned char run_wake : 1 ; unsigned char runtime_auto : 1 ; unsigned char no_callbacks : 1 ; unsigned char irq_safe : 1 ; unsigned char use_autosuspend : 1 ; unsigned char timer_autosuspends : 1 ; enum rpm_request request ; enum rpm_status runtime_status ; int runtime_error ; int autosuspend_delay ; unsigned long last_busy ; unsigned long active_jiffies ; unsigned long suspended_jiffies ; unsigned long accounting_timestamp ; struct dev_pm_qos_request *pq_req ; struct pm_subsys_data *subsys_data ; struct pm_qos_constraints *constraints ; }; struct dev_pm_domain { struct dev_pm_ops ops ; }; struct __anonstruct_mm_context_t_101 { void *ldt ; int size ; unsigned short ia32_compat ; struct mutex lock ; void *vdso ; }; typedef struct __anonstruct_mm_context_t_101 mm_context_t; struct vm_area_struct; struct rb_node { unsigned long __rb_parent_color ; struct rb_node *rb_right ; struct rb_node *rb_left ; }; struct rb_root { struct rb_node *rb_node ; }; struct inode; struct arch_uprobe_task { unsigned long saved_scratch_register ; unsigned int saved_trap_nr ; unsigned int saved_tf ; }; enum uprobe_task_state { UTASK_RUNNING = 0, UTASK_SSTEP = 1, UTASK_SSTEP_ACK = 2, UTASK_SSTEP_TRAPPED = 3 } ; struct uprobe; struct uprobe_task { enum uprobe_task_state state ; struct arch_uprobe_task autask ; struct uprobe *active_uprobe ; unsigned long xol_vaddr ; unsigned long vaddr ; }; struct xol_area { wait_queue_head_t wq ; atomic_t slot_count ; unsigned long *bitmap ; struct page *page ; unsigned long vaddr ; }; struct uprobes_state { struct xol_area *xol_area ; }; struct address_space; union __anonunion_ldv_12188_129 { unsigned long index ; void *freelist ; bool pfmemalloc ; }; struct __anonstruct_ldv_12198_133 { unsigned short inuse ; unsigned short objects : 15 ; unsigned char frozen : 1 ; }; union __anonunion_ldv_12200_132 { atomic_t _mapcount ; struct __anonstruct_ldv_12198_133 ldv_12198 ; int units ; }; struct __anonstruct_ldv_12202_131 { union __anonunion_ldv_12200_132 ldv_12200 ; atomic_t _count ; }; union __anonunion_ldv_12203_130 { unsigned long counters ; struct __anonstruct_ldv_12202_131 ldv_12202 ; }; struct __anonstruct_ldv_12204_128 { union __anonunion_ldv_12188_129 ldv_12188 ; union __anonunion_ldv_12203_130 ldv_12203 ; }; struct __anonstruct_ldv_12211_135 { struct page *next ; int pages ; int pobjects ; }; struct slab; struct __anonstruct_ldv_12217_136 { struct kmem_cache *slab_cache ; struct slab *slab_page ; }; union __anonunion_ldv_12218_134 { struct list_head lru ; struct __anonstruct_ldv_12211_135 ldv_12211 ; struct list_head list ; struct __anonstruct_ldv_12217_136 ldv_12217 ; }; union __anonunion_ldv_12223_137 { unsigned long private ; struct kmem_cache *slab ; struct page *first_page ; }; struct page { unsigned long flags ; struct address_space *mapping ; struct __anonstruct_ldv_12204_128 ldv_12204 ; union __anonunion_ldv_12218_134 ldv_12218 ; union __anonunion_ldv_12223_137 ldv_12223 ; unsigned long debug_flags ; }; struct page_frag { struct page *page ; __u32 offset ; __u32 size ; }; struct __anonstruct_linear_139 { struct rb_node rb ; unsigned long rb_subtree_last ; }; union __anonunion_shared_138 { struct __anonstruct_linear_139 linear ; struct list_head nonlinear ; }; struct anon_vma; struct vm_operations_struct; struct mempolicy; struct vm_area_struct { struct mm_struct *vm_mm ; unsigned long vm_start ; unsigned long vm_end ; struct vm_area_struct *vm_next ; struct vm_area_struct *vm_prev ; pgprot_t vm_page_prot ; unsigned long vm_flags ; struct rb_node vm_rb ; union __anonunion_shared_138 shared ; struct list_head anon_vma_chain ; struct anon_vma *anon_vma ; struct vm_operations_struct const *vm_ops ; unsigned long vm_pgoff ; struct file *vm_file ; void *vm_private_data ; struct mempolicy *vm_policy ; }; struct core_thread { struct task_struct *task ; struct core_thread *next ; }; struct core_state { atomic_t nr_threads ; struct core_thread dumper ; struct completion startup ; }; struct mm_rss_stat { atomic_long_t count[3U] ; }; struct linux_binfmt; struct mmu_notifier_mm; struct mm_struct { struct vm_area_struct *mmap ; struct rb_root mm_rb ; struct vm_area_struct *mmap_cache ; unsigned long (*get_unmapped_area)(struct file * , unsigned long , unsigned long , unsigned long , unsigned long ) ; void (*unmap_area)(struct mm_struct * , unsigned long ) ; unsigned long mmap_base ; unsigned long task_size ; unsigned long cached_hole_size ; unsigned long free_area_cache ; pgd_t *pgd ; atomic_t mm_users ; atomic_t mm_count ; int map_count ; spinlock_t page_table_lock ; struct rw_semaphore mmap_sem ; struct list_head mmlist ; unsigned long hiwater_rss ; unsigned long hiwater_vm ; unsigned long total_vm ; unsigned long locked_vm ; unsigned long pinned_vm ; unsigned long shared_vm ; unsigned long exec_vm ; unsigned long stack_vm ; unsigned long def_flags ; unsigned long nr_ptes ; unsigned long start_code ; unsigned long end_code ; unsigned long start_data ; unsigned long end_data ; unsigned long start_brk ; unsigned long brk ; unsigned long start_stack ; unsigned long arg_start ; unsigned long arg_end ; unsigned long env_start ; unsigned long env_end ; unsigned long saved_auxv[44U] ; struct mm_rss_stat rss_stat ; struct linux_binfmt *binfmt ; cpumask_var_t cpu_vm_mask_var ; mm_context_t context ; unsigned long flags ; struct core_state *core_state ; spinlock_t ioctx_lock ; struct hlist_head ioctx_list ; struct task_struct *owner ; struct file *exe_file ; struct mmu_notifier_mm *mmu_notifier_mm ; pgtable_t pmd_huge_pte ; struct cpumask cpumask_allocation ; struct uprobes_state uprobes_state ; }; struct shrink_control { gfp_t gfp_mask ; unsigned long nr_to_scan ; }; struct shrinker { int (*shrink)(struct shrinker * , struct shrink_control * ) ; int seeks ; long batch ; struct list_head list ; atomic_long_t nr_in_batch ; }; struct file_ra_state; struct user_struct; struct writeback_control; struct vm_fault { unsigned int flags ; unsigned long pgoff ; void *virtual_address ; struct page *page ; }; struct vm_operations_struct { void (*open)(struct vm_area_struct * ) ; void (*close)(struct vm_area_struct * ) ; int (*fault)(struct vm_area_struct * , struct vm_fault * ) ; int (*page_mkwrite)(struct vm_area_struct * , struct vm_fault * ) ; int (*access)(struct vm_area_struct * , unsigned long , void * , int , int ) ; int (*set_policy)(struct vm_area_struct * , struct mempolicy * ) ; struct mempolicy *(*get_policy)(struct vm_area_struct * , unsigned long ) ; int (*migrate)(struct vm_area_struct * , nodemask_t const * , nodemask_t const * , unsigned long ) ; int (*remap_pages)(struct vm_area_struct * , unsigned long , unsigned long , unsigned long ) ; }; struct scatterlist { unsigned long sg_magic ; unsigned long page_link ; unsigned int offset ; unsigned int length ; dma_addr_t dma_address ; unsigned int dma_length ; }; struct sg_table { struct scatterlist *sgl ; unsigned int nents ; unsigned int orig_nents ; }; struct sock; struct kobject; enum kobj_ns_type { KOBJ_NS_TYPE_NONE = 0, KOBJ_NS_TYPE_NET = 1, KOBJ_NS_TYPES = 2 } ; struct kobj_ns_type_operations { enum kobj_ns_type type ; void *(*grab_current_ns)(void) ; void const *(*netlink_ns)(struct sock * ) ; void const *(*initial_ns)(void) ; void (*drop_ns)(void * ) ; }; struct attribute { char const *name ; umode_t mode ; bool ignore_lockdep ; struct lock_class_key *key ; struct lock_class_key skey ; }; struct attribute_group { char const *name ; umode_t (*is_visible)(struct kobject * , struct attribute * , int ) ; struct attribute **attrs ; }; struct bin_attribute { struct attribute attr ; size_t size ; void *private ; ssize_t (*read)(struct file * , struct kobject * , struct bin_attribute * , char * , loff_t , size_t ) ; ssize_t (*write)(struct file * , struct kobject * , struct bin_attribute * , char * , loff_t , size_t ) ; int (*mmap)(struct file * , struct kobject * , struct bin_attribute * , struct vm_area_struct * ) ; }; struct sysfs_ops { ssize_t (*show)(struct kobject * , struct attribute * , char * ) ; ssize_t (*store)(struct kobject * , struct attribute * , char const * , size_t ) ; void const *(*namespace)(struct kobject * , struct attribute const * ) ; }; struct sysfs_dirent; struct kref { atomic_t refcount ; }; struct kset; struct kobj_type; struct kobject { char const *name ; struct list_head entry ; struct kobject *parent ; struct kset *kset ; struct kobj_type *ktype ; struct sysfs_dirent *sd ; struct kref kref ; unsigned char state_initialized : 1 ; unsigned char state_in_sysfs : 1 ; unsigned char state_add_uevent_sent : 1 ; unsigned char state_remove_uevent_sent : 1 ; unsigned char uevent_suppress : 1 ; }; struct kobj_type { void (*release)(struct kobject * ) ; struct sysfs_ops const *sysfs_ops ; struct attribute **default_attrs ; struct kobj_ns_type_operations const *(*child_ns_type)(struct kobject * ) ; void const *(*namespace)(struct kobject * ) ; }; struct kobj_uevent_env { char *envp[32U] ; int envp_idx ; char buf[2048U] ; int buflen ; }; struct kset_uevent_ops { int (* const filter)(struct kset * , struct kobject * ) ; char const *(* const name)(struct kset * , struct kobject * ) ; int (* const uevent)(struct kset * , struct kobject * , struct kobj_uevent_env * ) ; }; struct kset { struct list_head list ; spinlock_t list_lock ; struct kobject kobj ; struct kset_uevent_ops const *uevent_ops ; }; struct klist_node; struct klist_node { void *n_klist ; struct list_head n_node ; struct kref n_ref ; }; struct dma_map_ops; struct dev_archdata { void *acpi_handle ; struct dma_map_ops *dma_ops ; void *iommu ; }; struct device_private; struct device_driver; struct driver_private; struct class; struct subsys_private; struct bus_type; struct device_node; struct iommu_ops; struct iommu_group; struct bus_attribute { struct attribute attr ; ssize_t (*show)(struct bus_type * , char * ) ; ssize_t (*store)(struct bus_type * , char const * , size_t ) ; }; struct device_attribute; struct driver_attribute; struct bus_type { char const *name ; char const *dev_name ; struct device *dev_root ; struct bus_attribute *bus_attrs ; struct device_attribute *dev_attrs ; struct driver_attribute *drv_attrs ; int (*match)(struct device * , struct device_driver * ) ; int (*uevent)(struct device * , struct kobj_uevent_env * ) ; int (*probe)(struct device * ) ; int (*remove)(struct device * ) ; void (*shutdown)(struct device * ) ; int (*suspend)(struct device * , pm_message_t ) ; int (*resume)(struct device * ) ; struct dev_pm_ops const *pm ; struct iommu_ops *iommu_ops ; struct subsys_private *p ; }; struct device_type; struct of_device_id; struct device_driver { char const *name ; struct bus_type *bus ; struct module *owner ; char const *mod_name ; bool suppress_bind_attrs ; struct of_device_id const *of_match_table ; int (*probe)(struct device * ) ; int (*remove)(struct device * ) ; void (*shutdown)(struct device * ) ; int (*suspend)(struct device * , pm_message_t ) ; int (*resume)(struct device * ) ; struct attribute_group const **groups ; struct dev_pm_ops const *pm ; struct driver_private *p ; }; struct driver_attribute { struct attribute attr ; ssize_t (*show)(struct device_driver * , char * ) ; ssize_t (*store)(struct device_driver * , char const * , size_t ) ; }; struct class_attribute; struct class { char const *name ; struct module *owner ; struct class_attribute *class_attrs ; struct device_attribute *dev_attrs ; struct bin_attribute *dev_bin_attrs ; struct kobject *dev_kobj ; int (*dev_uevent)(struct device * , struct kobj_uevent_env * ) ; char *(*devnode)(struct device * , umode_t * ) ; void (*class_release)(struct class * ) ; void (*dev_release)(struct device * ) ; int (*suspend)(struct device * , pm_message_t ) ; int (*resume)(struct device * ) ; struct kobj_ns_type_operations const *ns_type ; void const *(*namespace)(struct device * ) ; struct dev_pm_ops const *pm ; struct subsys_private *p ; }; struct class_attribute { struct attribute attr ; ssize_t (*show)(struct class * , struct class_attribute * , char * ) ; ssize_t (*store)(struct class * , struct class_attribute * , char const * , size_t ) ; void const *(*namespace)(struct class * , struct class_attribute const * ) ; }; struct device_type { char const *name ; struct attribute_group const **groups ; int (*uevent)(struct device * , struct kobj_uevent_env * ) ; char *(*devnode)(struct device * , umode_t * ) ; void (*release)(struct device * ) ; struct dev_pm_ops const *pm ; }; struct device_attribute { struct attribute attr ; ssize_t (*show)(struct device * , struct device_attribute * , char * ) ; ssize_t (*store)(struct device * , struct device_attribute * , char const * , size_t ) ; }; struct device_dma_parameters { unsigned int max_segment_size ; unsigned long segment_boundary_mask ; }; struct dma_coherent_mem; struct device { struct device *parent ; struct device_private *p ; struct kobject kobj ; char const *init_name ; struct device_type const *type ; struct mutex mutex ; struct bus_type *bus ; struct device_driver *driver ; void *platform_data ; struct dev_pm_info power ; struct dev_pm_domain *pm_domain ; int numa_node ; u64 *dma_mask ; u64 coherent_dma_mask ; struct device_dma_parameters *dma_parms ; struct list_head dma_pools ; struct dma_coherent_mem *dma_mem ; struct dev_archdata archdata ; struct device_node *of_node ; dev_t devt ; u32 id ; spinlock_t devres_lock ; struct list_head devres_head ; struct klist_node knode_class ; struct class *class ; struct attribute_group const **groups ; void (*release)(struct device * ) ; struct iommu_group *iommu_group ; }; struct wakeup_source { char const *name ; struct list_head entry ; spinlock_t lock ; struct timer_list timer ; unsigned long timer_expires ; ktime_t total_time ; ktime_t max_time ; ktime_t last_time ; ktime_t start_prevent_time ; ktime_t prevent_sleep_time ; unsigned long event_count ; unsigned long active_count ; unsigned long relax_count ; unsigned long expire_count ; unsigned long wakeup_count ; bool active ; bool autosleep_enabled ; }; struct of_device_id { char name[32U] ; char type[32U] ; char compatible[128U] ; void const *data ; }; struct vring_desc { __u64 addr ; __u32 len ; __u16 flags ; __u16 next ; }; struct vring_avail { __u16 flags ; __u16 idx ; __u16 ring[] ; }; struct vring_used_elem { __u32 id ; __u32 len ; }; struct vring_used { __u16 flags ; __u16 idx ; struct vring_used_elem ring[] ; }; struct vhost_vring_state { unsigned int index ; unsigned int num ; }; struct vhost_vring_file { unsigned int index ; int fd ; }; struct vhost_vring_addr { unsigned int index ; unsigned int flags ; __u64 desc_user_addr ; __u64 used_user_addr ; __u64 avail_user_addr ; __u64 log_guest_addr ; }; struct vhost_memory_region { __u64 guest_phys_addr ; __u64 memory_size ; __u64 userspace_addr ; __u64 flags_padding ; }; struct vhost_memory { __u32 nregions ; __u32 padding ; struct vhost_memory_region regions[0U] ; }; struct iovec { void *iov_base ; __kernel_size_t iov_len ; }; typedef unsigned short __kernel_sa_family_t; struct cred; typedef __kernel_sa_family_t sa_family_t; struct sockaddr { sa_family_t sa_family ; char sa_data[14U] ; }; struct poll_table_struct; struct pipe_inode_info; struct net; struct fasync_struct; struct kiocb; struct kmem_cache_cpu { void **freelist ; unsigned long tid ; struct page *page ; struct page *partial ; unsigned int stat[26U] ; }; struct kmem_cache_node { spinlock_t list_lock ; unsigned long nr_partial ; struct list_head partial ; atomic_long_t nr_slabs ; atomic_long_t total_objects ; struct list_head full ; }; struct kmem_cache_order_objects { unsigned long x ; }; struct kmem_cache { struct kmem_cache_cpu *cpu_slab ; unsigned long flags ; unsigned long min_partial ; int size ; int object_size ; int offset ; int cpu_partial ; struct kmem_cache_order_objects oo ; struct kmem_cache_order_objects max ; struct kmem_cache_order_objects min ; gfp_t allocflags ; int refcount ; void (*ctor)(void * ) ; int inuse ; int align ; int reserved ; char const *name ; struct list_head list ; struct kobject kobj ; int remote_node_defrag_ratio ; struct kmem_cache_node *node[1024U] ; }; struct __large_struct { unsigned long buf[100U] ; }; struct sk_buff; typedef s32 dma_cookie_t; struct timerqueue_node { struct rb_node node ; ktime_t expires ; }; struct timerqueue_head { struct rb_root head ; struct timerqueue_node *next ; }; struct hrtimer_clock_base; struct hrtimer_cpu_base; enum hrtimer_restart { HRTIMER_NORESTART = 0, HRTIMER_RESTART = 1 } ; struct hrtimer { struct timerqueue_node node ; ktime_t _softexpires ; enum hrtimer_restart (*function)(struct hrtimer * ) ; struct hrtimer_clock_base *base ; unsigned long state ; int start_pid ; void *start_site ; char start_comm[16U] ; }; struct hrtimer_clock_base { struct hrtimer_cpu_base *cpu_base ; int index ; clockid_t clockid ; struct timerqueue_head active ; ktime_t resolution ; ktime_t (*get_time)(void) ; ktime_t softirq_time ; ktime_t offset ; }; struct hrtimer_cpu_base { raw_spinlock_t lock ; unsigned int active_bases ; unsigned int clock_was_set ; ktime_t expires_next ; int hres_active ; int hang_detected ; unsigned long nr_events ; unsigned long nr_retries ; unsigned long nr_hangs ; ktime_t max_hang_time ; struct hrtimer_clock_base clock_base[3U] ; }; struct dma_attrs { unsigned long flags[1U] ; }; enum dma_data_direction { DMA_BIDIRECTIONAL = 0, DMA_TO_DEVICE = 1, DMA_FROM_DEVICE = 2, DMA_NONE = 3 } ; struct dma_map_ops { void *(*alloc)(struct device * , size_t , dma_addr_t * , gfp_t , struct dma_attrs * ) ; void (*free)(struct device * , size_t , void * , dma_addr_t , struct dma_attrs * ) ; int (*mmap)(struct device * , struct vm_area_struct * , void * , dma_addr_t , size_t , struct dma_attrs * ) ; int (*get_sgtable)(struct device * , struct sg_table * , void * , dma_addr_t , size_t , struct dma_attrs * ) ; dma_addr_t (*map_page)(struct device * , struct page * , unsigned long , size_t , enum dma_data_direction , struct dma_attrs * ) ; void (*unmap_page)(struct device * , dma_addr_t , size_t , enum dma_data_direction , struct dma_attrs * ) ; int (*map_sg)(struct device * , struct scatterlist * , int , enum dma_data_direction , struct dma_attrs * ) ; void (*unmap_sg)(struct device * , struct scatterlist * , int , enum dma_data_direction , struct dma_attrs * ) ; void (*sync_single_for_cpu)(struct device * , dma_addr_t , size_t , enum dma_data_direction ) ; void (*sync_single_for_device)(struct device * , dma_addr_t , size_t , enum dma_data_direction ) ; void (*sync_sg_for_cpu)(struct device * , struct scatterlist * , int , enum dma_data_direction ) ; void (*sync_sg_for_device)(struct device * , struct scatterlist * , int , enum dma_data_direction ) ; int (*mapping_error)(struct device * , dma_addr_t ) ; int (*dma_supported)(struct device * , u64 ) ; int (*set_dma_mask)(struct device * , u64 ) ; int is_phys ; }; typedef u64 netdev_features_t; struct nf_conntrack { atomic_t use ; }; struct nf_bridge_info { atomic_t use ; unsigned int mask ; struct net_device *physindev ; struct net_device *physoutdev ; unsigned long data[4U] ; }; struct sk_buff_head { struct sk_buff *next ; struct sk_buff *prev ; __u32 qlen ; spinlock_t lock ; }; struct ubuf_info { void (*callback)(struct ubuf_info * ) ; void *ctx ; unsigned long desc ; }; typedef unsigned int sk_buff_data_t; struct sec_path; struct __anonstruct_ldv_19161_144 { __u16 csum_start ; __u16 csum_offset ; }; union __anonunion_ldv_19162_143 { __wsum csum ; struct __anonstruct_ldv_19161_144 ldv_19161 ; }; union __anonunion_ldv_19200_145 { __u32 mark ; __u32 dropcount ; __u32 avail_size ; }; struct sk_buff { struct sk_buff *next ; struct sk_buff *prev ; ktime_t tstamp ; struct sock *sk ; struct net_device *dev ; char cb[48U] ; unsigned long _skb_refdst ; struct sec_path *sp ; unsigned int len ; unsigned int data_len ; __u16 mac_len ; __u16 hdr_len ; union __anonunion_ldv_19162_143 ldv_19162 ; __u32 priority ; unsigned char local_df : 1 ; unsigned char cloned : 1 ; unsigned char ip_summed : 2 ; unsigned char nohdr : 1 ; unsigned char nfctinfo : 3 ; unsigned char pkt_type : 3 ; unsigned char fclone : 2 ; unsigned char ipvs_property : 1 ; unsigned char peeked : 1 ; unsigned char nf_trace : 1 ; __be16 protocol ; void (*destructor)(struct sk_buff * ) ; struct nf_conntrack *nfct ; struct sk_buff *nfct_reasm ; struct nf_bridge_info *nf_bridge ; int skb_iif ; __u32 rxhash ; __u16 vlan_tci ; __u16 tc_index ; __u16 tc_verd ; __u16 queue_mapping ; unsigned char ndisc_nodetype : 2 ; unsigned char pfmemalloc : 1 ; unsigned char ooo_okay : 1 ; unsigned char l4_rxhash : 1 ; unsigned char wifi_acked_valid : 1 ; unsigned char wifi_acked : 1 ; unsigned char no_fcs : 1 ; unsigned char head_frag : 1 ; dma_cookie_t dma_cookie ; __u32 secmark ; union __anonunion_ldv_19200_145 ldv_19200 ; sk_buff_data_t transport_header ; sk_buff_data_t network_header ; sk_buff_data_t mac_header ; sk_buff_data_t tail ; sk_buff_data_t end ; unsigned char *head ; unsigned char *data ; unsigned int truesize ; atomic_t users ; }; struct dst_entry; struct ethhdr { unsigned char h_dest[6U] ; unsigned char h_source[6U] ; __be16 h_proto ; }; struct hlist_bl_node; struct hlist_bl_head { struct hlist_bl_node *first ; }; struct hlist_bl_node { struct hlist_bl_node *next ; struct hlist_bl_node **pprev ; }; struct nameidata; struct __anonstruct_ldv_20371_147 { u32 hash ; u32 len ; }; union __anonunion_ldv_20373_146 { struct __anonstruct_ldv_20371_147 ldv_20371 ; u64 hash_len ; }; struct qstr { union __anonunion_ldv_20373_146 ldv_20373 ; unsigned char const *name ; }; struct dentry_operations; struct super_block; union __anonunion_d_u_148 { struct list_head d_child ; struct callback_head d_rcu ; }; struct dentry { unsigned int d_flags ; seqcount_t d_seq ; struct hlist_bl_node d_hash ; struct dentry *d_parent ; struct qstr d_name ; struct inode *d_inode ; unsigned char d_iname[32U] ; unsigned int d_count ; spinlock_t d_lock ; struct dentry_operations const *d_op ; struct super_block *d_sb ; unsigned long d_time ; void *d_fsdata ; struct list_head d_lru ; union __anonunion_d_u_148 d_u ; struct list_head d_subdirs ; struct hlist_node d_alias ; }; struct dentry_operations { int (*d_revalidate)(struct dentry * , unsigned int ) ; int (*d_hash)(struct dentry const * , struct inode const * , struct qstr * ) ; int (*d_compare)(struct dentry const * , struct inode const * , struct dentry const * , struct inode const * , unsigned int , char const * , struct qstr const * ) ; int (*d_delete)(struct dentry const * ) ; void (*d_release)(struct dentry * ) ; void (*d_prune)(struct dentry * ) ; void (*d_iput)(struct dentry * , struct inode * ) ; char *(*d_dname)(struct dentry * , char * , int ) ; struct vfsmount *(*d_automount)(struct path * ) ; int (*d_manage)(struct dentry * , bool ) ; }; struct path { struct vfsmount *mnt ; struct dentry *dentry ; }; struct user_namespace; typedef uid_t kuid_t; typedef gid_t kgid_t; struct kstat { u64 ino ; dev_t dev ; umode_t mode ; unsigned int nlink ; kuid_t uid ; kgid_t gid ; dev_t rdev ; loff_t size ; struct timespec atime ; struct timespec mtime ; struct timespec ctime ; unsigned long blksize ; unsigned long long blocks ; }; struct radix_tree_node; struct radix_tree_root { unsigned int height ; gfp_t gfp_mask ; struct radix_tree_node *rnode ; }; enum pid_type { PIDTYPE_PID = 0, PIDTYPE_PGID = 1, PIDTYPE_SID = 2, PIDTYPE_MAX = 3 } ; struct pid_namespace; struct upid { int nr ; struct pid_namespace *ns ; struct hlist_node pid_chain ; }; struct pid { atomic_t count ; unsigned int level ; struct hlist_head tasks[3U] ; struct callback_head rcu ; struct upid numbers[1U] ; }; struct pid_link { struct hlist_node node ; struct pid *pid ; }; struct kernel_cap_struct { __u32 cap[2U] ; }; typedef struct kernel_cap_struct kernel_cap_t; struct fiemap_extent { __u64 fe_logical ; __u64 fe_physical ; __u64 fe_length ; __u64 fe_reserved64[2U] ; __u32 fe_flags ; __u32 fe_reserved[3U] ; }; enum migrate_mode { MIGRATE_ASYNC = 0, MIGRATE_SYNC_LIGHT = 1, MIGRATE_SYNC = 2 } ; struct block_device; struct io_context; struct cgroup_subsys_state; struct export_operations; struct kstatfs; struct swap_info_struct; struct iattr { unsigned int ia_valid ; umode_t ia_mode ; kuid_t ia_uid ; kgid_t ia_gid ; loff_t ia_size ; struct timespec ia_atime ; struct timespec ia_mtime ; struct timespec ia_ctime ; struct file *ia_file ; }; struct percpu_counter { raw_spinlock_t lock ; s64 count ; struct list_head list ; s32 *counters ; }; struct fs_disk_quota { __s8 d_version ; __s8 d_flags ; __u16 d_fieldmask ; __u32 d_id ; __u64 d_blk_hardlimit ; __u64 d_blk_softlimit ; __u64 d_ino_hardlimit ; __u64 d_ino_softlimit ; __u64 d_bcount ; __u64 d_icount ; __s32 d_itimer ; __s32 d_btimer ; __u16 d_iwarns ; __u16 d_bwarns ; __s32 d_padding2 ; __u64 d_rtb_hardlimit ; __u64 d_rtb_softlimit ; __u64 d_rtbcount ; __s32 d_rtbtimer ; __u16 d_rtbwarns ; __s16 d_padding3 ; char d_padding4[8U] ; }; struct fs_qfilestat { __u64 qfs_ino ; __u64 qfs_nblks ; __u32 qfs_nextents ; }; typedef struct fs_qfilestat fs_qfilestat_t; struct fs_quota_stat { __s8 qs_version ; __u16 qs_flags ; __s8 qs_pad ; fs_qfilestat_t qs_uquota ; fs_qfilestat_t qs_gquota ; __u32 qs_incoredqs ; __s32 qs_btimelimit ; __s32 qs_itimelimit ; __s32 qs_rtbtimelimit ; __u16 qs_bwarnlimit ; __u16 qs_iwarnlimit ; }; struct dquot; typedef __kernel_uid32_t projid_t; typedef projid_t kprojid_t; struct if_dqinfo { __u64 dqi_bgrace ; __u64 dqi_igrace ; __u32 dqi_flags ; __u32 dqi_valid ; }; enum quota_type { USRQUOTA = 0, GRPQUOTA = 1, PRJQUOTA = 2 } ; typedef long long qsize_t; union __anonunion_ldv_21699_150 { kuid_t uid ; kgid_t gid ; kprojid_t projid ; }; struct kqid { union __anonunion_ldv_21699_150 ldv_21699 ; enum quota_type type ; }; struct mem_dqblk { qsize_t dqb_bhardlimit ; qsize_t dqb_bsoftlimit ; qsize_t dqb_curspace ; qsize_t dqb_rsvspace ; qsize_t dqb_ihardlimit ; qsize_t dqb_isoftlimit ; qsize_t dqb_curinodes ; time_t dqb_btime ; time_t dqb_itime ; }; struct quota_format_type; struct mem_dqinfo { struct quota_format_type *dqi_format ; int dqi_fmt_id ; struct list_head dqi_dirty_list ; unsigned long dqi_flags ; unsigned int dqi_bgrace ; unsigned int dqi_igrace ; qsize_t dqi_maxblimit ; qsize_t dqi_maxilimit ; void *dqi_priv ; }; struct dquot { struct hlist_node dq_hash ; struct list_head dq_inuse ; struct list_head dq_free ; struct list_head dq_dirty ; struct mutex dq_lock ; atomic_t dq_count ; wait_queue_head_t dq_wait_unused ; struct super_block *dq_sb ; struct kqid dq_id ; loff_t dq_off ; unsigned long dq_flags ; struct mem_dqblk dq_dqb ; }; struct quota_format_ops { int (*check_quota_file)(struct super_block * , int ) ; int (*read_file_info)(struct super_block * , int ) ; int (*write_file_info)(struct super_block * , int ) ; int (*free_file_info)(struct super_block * , int ) ; int (*read_dqblk)(struct dquot * ) ; int (*commit_dqblk)(struct dquot * ) ; int (*release_dqblk)(struct dquot * ) ; }; struct dquot_operations { int (*write_dquot)(struct dquot * ) ; struct dquot *(*alloc_dquot)(struct super_block * , int ) ; void (*destroy_dquot)(struct dquot * ) ; int (*acquire_dquot)(struct dquot * ) ; int (*release_dquot)(struct dquot * ) ; int (*mark_dirty)(struct dquot * ) ; int (*write_info)(struct super_block * , int ) ; qsize_t *(*get_reserved_space)(struct inode * ) ; }; struct quotactl_ops { int (*quota_on)(struct super_block * , int , int , struct path * ) ; int (*quota_on_meta)(struct super_block * , int , int ) ; int (*quota_off)(struct super_block * , int ) ; int (*quota_sync)(struct super_block * , int ) ; int (*get_info)(struct super_block * , int , struct if_dqinfo * ) ; int (*set_info)(struct super_block * , int , struct if_dqinfo * ) ; int (*get_dqblk)(struct super_block * , struct kqid , struct fs_disk_quota * ) ; int (*set_dqblk)(struct super_block * , struct kqid , struct fs_disk_quota * ) ; int (*get_xstate)(struct super_block * , struct fs_quota_stat * ) ; int (*set_xstate)(struct super_block * , unsigned int , int ) ; }; struct quota_format_type { int qf_fmt_id ; struct quota_format_ops const *qf_ops ; struct module *qf_owner ; struct quota_format_type *qf_next ; }; struct quota_info { unsigned int flags ; struct mutex dqio_mutex ; struct mutex dqonoff_mutex ; struct rw_semaphore dqptr_sem ; struct inode *files[2U] ; struct mem_dqinfo info[2U] ; struct quota_format_ops const *ops[2U] ; }; union __anonunion_arg_152 { char *buf ; void *data ; }; struct __anonstruct_read_descriptor_t_151 { size_t written ; size_t count ; union __anonunion_arg_152 arg ; int error ; }; typedef struct __anonstruct_read_descriptor_t_151 read_descriptor_t; struct address_space_operations { int (*writepage)(struct page * , struct writeback_control * ) ; int (*readpage)(struct file * , struct page * ) ; int (*writepages)(struct address_space * , struct writeback_control * ) ; int (*set_page_dirty)(struct page * ) ; int (*readpages)(struct file * , struct address_space * , struct list_head * , unsigned int ) ; int (*write_begin)(struct file * , struct address_space * , loff_t , unsigned int , unsigned int , struct page ** , void ** ) ; int (*write_end)(struct file * , struct address_space * , loff_t , unsigned int , unsigned int , struct page * , void * ) ; sector_t (*bmap)(struct address_space * , sector_t ) ; void (*invalidatepage)(struct page * , unsigned long ) ; int (*releasepage)(struct page * , gfp_t ) ; void (*freepage)(struct page * ) ; ssize_t (*direct_IO)(int , struct kiocb * , struct iovec const * , loff_t , unsigned long ) ; int (*get_xip_mem)(struct address_space * , unsigned long , int , void ** , unsigned long * ) ; int (*migratepage)(struct address_space * , struct page * , struct page * , enum migrate_mode ) ; int (*launder_page)(struct page * ) ; int (*is_partially_uptodate)(struct page * , read_descriptor_t * , unsigned long ) ; int (*error_remove_page)(struct address_space * , struct page * ) ; int (*swap_activate)(struct swap_info_struct * , struct file * , sector_t * ) ; void (*swap_deactivate)(struct file * ) ; }; struct backing_dev_info; struct address_space { struct inode *host ; struct radix_tree_root page_tree ; spinlock_t tree_lock ; unsigned int i_mmap_writable ; struct rb_root i_mmap ; struct list_head i_mmap_nonlinear ; struct mutex i_mmap_mutex ; unsigned long nrpages ; unsigned long writeback_index ; struct address_space_operations const *a_ops ; unsigned long flags ; struct backing_dev_info *backing_dev_info ; spinlock_t private_lock ; struct list_head private_list ; struct address_space *assoc_mapping ; }; struct request_queue; struct hd_struct; struct gendisk; struct block_device { dev_t bd_dev ; int bd_openers ; struct inode *bd_inode ; struct super_block *bd_super ; struct mutex bd_mutex ; struct list_head bd_inodes ; void *bd_claiming ; void *bd_holder ; int bd_holders ; bool bd_write_holder ; struct list_head bd_holder_disks ; struct block_device *bd_contains ; unsigned int bd_block_size ; struct hd_struct *bd_part ; unsigned int bd_part_count ; int bd_invalidated ; struct gendisk *bd_disk ; struct request_queue *bd_queue ; struct list_head bd_list ; unsigned long bd_private ; int bd_fsfreeze_count ; struct mutex bd_fsfreeze_mutex ; }; struct posix_acl; struct inode_operations; union __anonunion_ldv_22133_153 { unsigned int const i_nlink ; unsigned int __i_nlink ; }; union __anonunion_ldv_22153_154 { struct hlist_head i_dentry ; struct callback_head i_rcu ; }; struct file_lock; struct cdev; union __anonunion_ldv_22169_155 { struct pipe_inode_info *i_pipe ; struct block_device *i_bdev ; struct cdev *i_cdev ; }; struct inode { umode_t i_mode ; unsigned short i_opflags ; kuid_t i_uid ; kgid_t i_gid ; unsigned int i_flags ; struct posix_acl *i_acl ; struct posix_acl *i_default_acl ; struct inode_operations const *i_op ; struct super_block *i_sb ; struct address_space *i_mapping ; void *i_security ; unsigned long i_ino ; union __anonunion_ldv_22133_153 ldv_22133 ; dev_t i_rdev ; loff_t i_size ; struct timespec i_atime ; struct timespec i_mtime ; struct timespec i_ctime ; spinlock_t i_lock ; unsigned short i_bytes ; unsigned int i_blkbits ; blkcnt_t i_blocks ; unsigned long i_state ; struct mutex i_mutex ; unsigned long dirtied_when ; struct hlist_node i_hash ; struct list_head i_wb_list ; struct list_head i_lru ; struct list_head i_sb_list ; union __anonunion_ldv_22153_154 ldv_22153 ; u64 i_version ; atomic_t i_count ; atomic_t i_dio_count ; atomic_t i_writecount ; struct file_operations const *i_fop ; struct file_lock *i_flock ; struct address_space i_data ; struct dquot *i_dquot[2U] ; struct list_head i_devices ; union __anonunion_ldv_22169_155 ldv_22169 ; __u32 i_generation ; __u32 i_fsnotify_mask ; struct hlist_head i_fsnotify_marks ; atomic_t i_readcount ; void *i_private ; }; struct fown_struct { rwlock_t lock ; struct pid *pid ; enum pid_type pid_type ; kuid_t uid ; kuid_t euid ; int signum ; }; struct file_ra_state { unsigned long start ; unsigned int size ; unsigned int async_size ; unsigned int ra_pages ; unsigned int mmap_miss ; loff_t prev_pos ; }; union __anonunion_f_u_156 { struct list_head fu_list ; struct callback_head fu_rcuhead ; }; struct file { union __anonunion_f_u_156 f_u ; struct path f_path ; struct file_operations const *f_op ; spinlock_t f_lock ; int f_sb_list_cpu ; atomic_long_t f_count ; unsigned int f_flags ; fmode_t f_mode ; loff_t f_pos ; struct fown_struct f_owner ; struct cred const *f_cred ; struct file_ra_state f_ra ; u64 f_version ; void *f_security ; void *private_data ; struct list_head f_ep_links ; struct list_head f_tfile_llink ; struct address_space *f_mapping ; unsigned long f_mnt_write_state ; }; struct files_struct; typedef struct files_struct *fl_owner_t; struct file_lock_operations { void (*fl_copy_lock)(struct file_lock * , struct file_lock * ) ; void (*fl_release_private)(struct file_lock * ) ; }; struct lock_manager_operations { int (*lm_compare_owner)(struct file_lock * , struct file_lock * ) ; void (*lm_notify)(struct file_lock * ) ; int (*lm_grant)(struct file_lock * , struct file_lock * , int ) ; void (*lm_break)(struct file_lock * ) ; int (*lm_change)(struct file_lock ** , int ) ; }; struct nlm_lockowner; struct nfs_lock_info { u32 state ; struct nlm_lockowner *owner ; struct list_head list ; }; struct nfs4_lock_state; struct nfs4_lock_info { struct nfs4_lock_state *owner ; }; struct __anonstruct_afs_158 { struct list_head link ; int state ; }; union __anonunion_fl_u_157 { struct nfs_lock_info nfs_fl ; struct nfs4_lock_info nfs4_fl ; struct __anonstruct_afs_158 afs ; }; struct file_lock { struct file_lock *fl_next ; struct list_head fl_link ; struct list_head fl_block ; fl_owner_t fl_owner ; unsigned int fl_flags ; unsigned char fl_type ; unsigned int fl_pid ; struct pid *fl_nspid ; wait_queue_head_t fl_wait ; struct file *fl_file ; loff_t fl_start ; loff_t fl_end ; struct fasync_struct *fl_fasync ; unsigned long fl_break_time ; unsigned long fl_downgrade_time ; struct file_lock_operations const *fl_ops ; struct lock_manager_operations const *fl_lmops ; union __anonunion_fl_u_157 fl_u ; }; struct fasync_struct { spinlock_t fa_lock ; int magic ; int fa_fd ; struct fasync_struct *fa_next ; struct file *fa_file ; struct callback_head fa_rcu ; }; struct sb_writers { struct percpu_counter counter[3U] ; wait_queue_head_t wait ; int frozen ; wait_queue_head_t wait_unfrozen ; struct lockdep_map lock_map[3U] ; }; struct file_system_type; struct super_operations; struct xattr_handler; struct mtd_info; struct super_block { struct list_head s_list ; dev_t s_dev ; unsigned char s_blocksize_bits ; unsigned long s_blocksize ; loff_t s_maxbytes ; struct file_system_type *s_type ; struct super_operations const *s_op ; struct dquot_operations const *dq_op ; struct quotactl_ops const *s_qcop ; struct export_operations const *s_export_op ; unsigned long s_flags ; unsigned long s_magic ; struct dentry *s_root ; struct rw_semaphore s_umount ; int s_count ; atomic_t s_active ; void *s_security ; struct xattr_handler const **s_xattr ; struct list_head s_inodes ; struct hlist_bl_head s_anon ; struct list_head *s_files ; struct list_head s_mounts ; struct list_head s_dentry_lru ; int s_nr_dentry_unused ; spinlock_t s_inode_lru_lock ; struct list_head s_inode_lru ; int s_nr_inodes_unused ; struct block_device *s_bdev ; struct backing_dev_info *s_bdi ; struct mtd_info *s_mtd ; struct hlist_node s_instances ; struct quota_info s_dquot ; struct sb_writers s_writers ; char s_id[32U] ; u8 s_uuid[16U] ; void *s_fs_info ; unsigned int s_max_links ; fmode_t s_mode ; u32 s_time_gran ; struct mutex s_vfs_rename_mutex ; char *s_subtype ; char *s_options ; struct dentry_operations const *s_d_op ; int cleancache_poolid ; struct shrinker s_shrink ; atomic_long_t s_remove_count ; int s_readonly_remount ; }; struct fiemap_extent_info { unsigned int fi_flags ; unsigned int fi_extents_mapped ; unsigned int fi_extents_max ; struct fiemap_extent *fi_extents_start ; }; struct file_operations { struct module *owner ; loff_t (*llseek)(struct file * , loff_t , int ) ; ssize_t (*read)(struct file * , char * , size_t , loff_t * ) ; ssize_t (*write)(struct file * , char const * , size_t , loff_t * ) ; ssize_t (*aio_read)(struct kiocb * , struct iovec const * , unsigned long , loff_t ) ; ssize_t (*aio_write)(struct kiocb * , struct iovec const * , unsigned long , loff_t ) ; int (*readdir)(struct file * , void * , int (*)(void * , char const * , int , loff_t , u64 , unsigned int ) ) ; unsigned int (*poll)(struct file * , struct poll_table_struct * ) ; long (*unlocked_ioctl)(struct file * , unsigned int , unsigned long ) ; long (*compat_ioctl)(struct file * , unsigned int , unsigned long ) ; int (*mmap)(struct file * , struct vm_area_struct * ) ; int (*open)(struct inode * , struct file * ) ; int (*flush)(struct file * , fl_owner_t ) ; int (*release)(struct inode * , struct file * ) ; int (*fsync)(struct file * , loff_t , loff_t , int ) ; int (*aio_fsync)(struct kiocb * , int ) ; int (*fasync)(int , struct file * , int ) ; int (*lock)(struct file * , int , struct file_lock * ) ; ssize_t (*sendpage)(struct file * , struct page * , int , size_t , loff_t * , int ) ; unsigned long (*get_unmapped_area)(struct file * , unsigned long , unsigned long , unsigned long , unsigned long ) ; int (*check_flags)(int ) ; int (*flock)(struct file * , int , struct file_lock * ) ; ssize_t (*splice_write)(struct pipe_inode_info * , struct file * , loff_t * , size_t , unsigned int ) ; ssize_t (*splice_read)(struct file * , loff_t * , struct pipe_inode_info * , size_t , unsigned int ) ; int (*setlease)(struct file * , long , struct file_lock ** ) ; long (*fallocate)(struct file * , int , loff_t , loff_t ) ; }; struct inode_operations { struct dentry *(*lookup)(struct inode * , struct dentry * , unsigned int ) ; void *(*follow_link)(struct dentry * , struct nameidata * ) ; int (*permission)(struct inode * , int ) ; struct posix_acl *(*get_acl)(struct inode * , int ) ; int (*readlink)(struct dentry * , char * , int ) ; void (*put_link)(struct dentry * , struct nameidata * , void * ) ; int (*create)(struct inode * , struct dentry * , umode_t , bool ) ; int (*link)(struct dentry * , struct inode * , struct dentry * ) ; int (*unlink)(struct inode * , struct dentry * ) ; int (*symlink)(struct inode * , struct dentry * , char const * ) ; int (*mkdir)(struct inode * , struct dentry * , umode_t ) ; int (*rmdir)(struct inode * , struct dentry * ) ; int (*mknod)(struct inode * , struct dentry * , umode_t , dev_t ) ; int (*rename)(struct inode * , struct dentry * , struct inode * , struct dentry * ) ; void (*truncate)(struct inode * ) ; int (*setattr)(struct dentry * , struct iattr * ) ; int (*getattr)(struct vfsmount * , struct dentry * , struct kstat * ) ; int (*setxattr)(struct dentry * , char const * , void const * , size_t , int ) ; ssize_t (*getxattr)(struct dentry * , char const * , void * , size_t ) ; ssize_t (*listxattr)(struct dentry * , char * , size_t ) ; int (*removexattr)(struct dentry * , char const * ) ; int (*fiemap)(struct inode * , struct fiemap_extent_info * , u64 , u64 ) ; int (*update_time)(struct inode * , struct timespec * , int ) ; int (*atomic_open)(struct inode * , struct dentry * , struct file * , unsigned int , umode_t , int * ) ; }; struct super_operations { struct inode *(*alloc_inode)(struct super_block * ) ; void (*destroy_inode)(struct inode * ) ; void (*dirty_inode)(struct inode * , int ) ; int (*write_inode)(struct inode * , struct writeback_control * ) ; int (*drop_inode)(struct inode * ) ; void (*evict_inode)(struct inode * ) ; void (*put_super)(struct super_block * ) ; int (*sync_fs)(struct super_block * , int ) ; int (*freeze_fs)(struct super_block * ) ; int (*unfreeze_fs)(struct super_block * ) ; int (*statfs)(struct dentry * , struct kstatfs * ) ; int (*remount_fs)(struct super_block * , int * , char * ) ; void (*umount_begin)(struct super_block * ) ; int (*show_options)(struct seq_file * , struct dentry * ) ; int (*show_devname)(struct seq_file * , struct dentry * ) ; int (*show_path)(struct seq_file * , struct dentry * ) ; int (*show_stats)(struct seq_file * , struct dentry * ) ; ssize_t (*quota_read)(struct super_block * , int , char * , size_t , loff_t ) ; ssize_t (*quota_write)(struct super_block * , int , char const * , size_t , loff_t ) ; int (*bdev_try_to_free_page)(struct super_block * , struct page * , gfp_t ) ; int (*nr_cached_objects)(struct super_block * ) ; void (*free_cached_objects)(struct super_block * , int ) ; }; struct file_system_type { char const *name ; int fs_flags ; struct dentry *(*mount)(struct file_system_type * , int , char const * , void * ) ; void (*kill_sb)(struct super_block * ) ; struct module *owner ; struct file_system_type *next ; struct hlist_head fs_supers ; struct lock_class_key s_lock_key ; struct lock_class_key s_umount_key ; struct lock_class_key s_vfs_rename_key ; struct lock_class_key s_writers_key[3U] ; struct lock_class_key i_lock_key ; struct lock_class_key i_mutex_key ; struct lock_class_key i_mutex_dir_key ; }; struct nsproxy; struct ctl_table_root; struct ctl_table_header; struct ctl_dir; typedef int proc_handler(struct ctl_table * , int , void * , size_t * , loff_t * ); struct ctl_table_poll { atomic_t event ; wait_queue_head_t wait ; }; struct ctl_table { char const *procname ; void *data ; int maxlen ; umode_t mode ; struct ctl_table *child ; proc_handler *proc_handler ; struct ctl_table_poll *poll ; void *extra1 ; void *extra2 ; }; struct ctl_node { struct rb_node node ; struct ctl_table_header *header ; }; struct __anonstruct_ldv_24908_160 { struct ctl_table *ctl_table ; int used ; int count ; int nreg ; }; union __anonunion_ldv_24910_159 { struct __anonstruct_ldv_24908_160 ldv_24908 ; struct callback_head rcu ; }; struct ctl_table_set; struct ctl_table_header { union __anonunion_ldv_24910_159 ldv_24910 ; struct completion *unregistering ; struct ctl_table *ctl_table_arg ; struct ctl_table_root *root ; struct ctl_table_set *set ; struct ctl_dir *parent ; struct ctl_node *node ; }; struct ctl_dir { struct ctl_table_header header ; struct rb_root root ; }; struct ctl_table_set { int (*is_seen)(struct ctl_table_set * ) ; struct ctl_dir dir ; }; struct ctl_table_root { struct ctl_table_set default_set ; struct ctl_table_set *(*lookup)(struct ctl_table_root * , struct nsproxy * ) ; int (*permissions)(struct ctl_table_root * , struct nsproxy * , struct ctl_table * ) ; }; struct pollfd { int fd ; short events ; short revents ; }; struct poll_table_struct { void (*_qproc)(struct file * , wait_queue_head_t * , struct poll_table_struct * ) ; unsigned long _key ; }; typedef struct poll_table_struct poll_table; struct proc_dir_entry; typedef unsigned long cputime_t; struct sem_undo_list; struct sysv_sem { struct sem_undo_list *undo_list ; }; struct siginfo; struct __anonstruct_sigset_t_163 { unsigned long sig[1U] ; }; typedef struct __anonstruct_sigset_t_163 sigset_t; typedef void __signalfn_t(int ); typedef __signalfn_t *__sighandler_t; typedef void __restorefn_t(void); typedef __restorefn_t *__sigrestore_t; struct sigaction { __sighandler_t sa_handler ; unsigned long sa_flags ; __sigrestore_t sa_restorer ; sigset_t sa_mask ; }; struct k_sigaction { struct sigaction sa ; }; union sigval { int sival_int ; void *sival_ptr ; }; typedef union sigval sigval_t; struct __anonstruct__kill_165 { __kernel_pid_t _pid ; __kernel_uid32_t _uid ; }; struct __anonstruct__timer_166 { __kernel_timer_t _tid ; int _overrun ; char _pad[0U] ; sigval_t _sigval ; int _sys_private ; }; struct __anonstruct__rt_167 { __kernel_pid_t _pid ; __kernel_uid32_t _uid ; sigval_t _sigval ; }; struct __anonstruct__sigchld_168 { __kernel_pid_t _pid ; __kernel_uid32_t _uid ; int _status ; __kernel_clock_t _utime ; __kernel_clock_t _stime ; }; struct __anonstruct__sigfault_169 { void *_addr ; short _addr_lsb ; }; struct __anonstruct__sigpoll_170 { long _band ; int _fd ; }; struct __anonstruct__sigsys_171 { void *_call_addr ; int _syscall ; unsigned int _arch ; }; union __anonunion__sifields_164 { int _pad[28U] ; struct __anonstruct__kill_165 _kill ; struct __anonstruct__timer_166 _timer ; struct __anonstruct__rt_167 _rt ; struct __anonstruct__sigchld_168 _sigchld ; struct __anonstruct__sigfault_169 _sigfault ; struct __anonstruct__sigpoll_170 _sigpoll ; struct __anonstruct__sigsys_171 _sigsys ; }; struct siginfo { int si_signo ; int si_errno ; int si_code ; union __anonunion__sifields_164 _sifields ; }; typedef struct siginfo siginfo_t; struct sigpending { struct list_head list ; sigset_t signal ; }; struct seccomp_filter; struct seccomp { int mode ; struct seccomp_filter *filter ; }; struct plist_head { struct list_head node_list ; }; struct plist_node { int prio ; struct list_head prio_list ; struct list_head node_list ; }; struct rt_mutex_waiter; struct rlimit { unsigned long rlim_cur ; unsigned long rlim_max ; }; struct task_io_accounting { u64 rchar ; u64 wchar ; u64 syscr ; u64 syscw ; u64 read_bytes ; u64 write_bytes ; u64 cancelled_write_bytes ; }; struct latency_record { unsigned long backtrace[12U] ; unsigned int count ; unsigned long time ; unsigned long max ; }; typedef int32_t key_serial_t; typedef uint32_t key_perm_t; struct key; struct signal_struct; struct key_type; struct keyring_list; union __anonunion_ldv_26891_174 { struct list_head graveyard_link ; struct rb_node serial_node ; }; struct key_user; union __anonunion_ldv_26900_175 { time_t expiry ; time_t revoked_at ; }; union __anonunion_type_data_176 { struct list_head link ; unsigned long x[2U] ; void *p[2U] ; int reject_error ; }; union __anonunion_payload_177 { unsigned long value ; void *rcudata ; void *data ; struct keyring_list *subscriptions ; }; struct key { atomic_t usage ; key_serial_t serial ; union __anonunion_ldv_26891_174 ldv_26891 ; struct key_type *type ; struct rw_semaphore sem ; struct key_user *user ; void *security ; union __anonunion_ldv_26900_175 ldv_26900 ; time_t last_used_at ; kuid_t uid ; kgid_t gid ; key_perm_t perm ; unsigned short quotalen ; unsigned short datalen ; unsigned long flags ; char *description ; union __anonunion_type_data_176 type_data ; union __anonunion_payload_177 payload ; }; struct audit_context; struct group_info { atomic_t usage ; int ngroups ; int nblocks ; kgid_t small_block[32U] ; kgid_t *blocks[0U] ; }; struct thread_group_cred { atomic_t usage ; pid_t tgid ; spinlock_t lock ; struct key *session_keyring ; struct key *process_keyring ; struct callback_head rcu ; }; struct cred { atomic_t usage ; atomic_t subscribers ; void *put_addr ; unsigned int magic ; kuid_t uid ; kgid_t gid ; kuid_t suid ; kgid_t sgid ; kuid_t euid ; kgid_t egid ; kuid_t fsuid ; kgid_t fsgid ; unsigned int securebits ; kernel_cap_t cap_inheritable ; kernel_cap_t cap_permitted ; kernel_cap_t cap_effective ; kernel_cap_t cap_bset ; unsigned char jit_keyring ; struct key *thread_keyring ; struct key *request_key_auth ; struct thread_group_cred *tgcred ; void *security ; struct user_struct *user ; struct user_namespace *user_ns ; struct group_info *group_info ; struct callback_head rcu ; }; struct llist_node; struct llist_node { struct llist_node *next ; }; struct futex_pi_state; struct robust_list_head; struct bio_list; struct fs_struct; struct perf_event_context; struct blk_plug; struct cfs_rq; struct task_group; struct io_event { __u64 data ; __u64 obj ; __s64 res ; __s64 res2 ; }; struct kioctx; union __anonunion_ki_obj_178 { void *user ; struct task_struct *tsk ; }; struct kiocb { struct list_head ki_run_list ; unsigned long ki_flags ; int ki_users ; unsigned int ki_key ; struct file *ki_filp ; struct kioctx *ki_ctx ; int (*ki_cancel)(struct kiocb * , struct io_event * ) ; ssize_t (*ki_retry)(struct kiocb * ) ; void (*ki_dtor)(struct kiocb * ) ; union __anonunion_ki_obj_178 ki_obj ; __u64 ki_user_data ; loff_t ki_pos ; void *private ; unsigned short ki_opcode ; size_t ki_nbytes ; char *ki_buf ; size_t ki_left ; struct iovec ki_inline_vec ; struct iovec *ki_iovec ; unsigned long ki_nr_segs ; unsigned long ki_cur_seg ; struct list_head ki_list ; struct list_head ki_batch ; struct eventfd_ctx *ki_eventfd ; }; struct aio_ring_info { unsigned long mmap_base ; unsigned long mmap_size ; struct page **ring_pages ; spinlock_t ring_lock ; long nr_pages ; unsigned int nr ; unsigned int tail ; struct page *internal_pages[8U] ; }; struct kioctx { atomic_t users ; int dead ; struct mm_struct *mm ; unsigned long user_id ; struct hlist_node list ; wait_queue_head_t wait ; spinlock_t ctx_lock ; int reqs_active ; struct list_head active_reqs ; struct list_head run_list ; unsigned int max_reqs ; struct aio_ring_info ring_info ; struct delayed_work wq ; struct callback_head callback_head ; }; struct sighand_struct { atomic_t count ; struct k_sigaction action[64U] ; spinlock_t siglock ; wait_queue_head_t signalfd_wqh ; }; struct pacct_struct { int ac_flag ; long ac_exitcode ; unsigned long ac_mem ; cputime_t ac_utime ; cputime_t ac_stime ; unsigned long ac_minflt ; unsigned long ac_majflt ; }; struct cpu_itimer { cputime_t expires ; cputime_t incr ; u32 error ; u32 incr_error ; }; struct task_cputime { cputime_t utime ; cputime_t stime ; unsigned long long sum_exec_runtime ; }; struct thread_group_cputimer { struct task_cputime cputime ; int running ; raw_spinlock_t lock ; }; struct autogroup; struct tty_struct; struct taskstats; struct tty_audit_buf; struct signal_struct { atomic_t sigcnt ; atomic_t live ; int nr_threads ; wait_queue_head_t wait_chldexit ; struct task_struct *curr_target ; struct sigpending shared_pending ; int group_exit_code ; int notify_count ; struct task_struct *group_exit_task ; int group_stop_count ; unsigned int flags ; unsigned char is_child_subreaper : 1 ; unsigned char has_child_subreaper : 1 ; struct list_head posix_timers ; struct hrtimer real_timer ; struct pid *leader_pid ; ktime_t it_real_incr ; struct cpu_itimer it[2U] ; struct thread_group_cputimer cputimer ; struct task_cputime cputime_expires ; struct list_head cpu_timers[3U] ; struct pid *tty_old_pgrp ; int leader ; struct tty_struct *tty ; struct autogroup *autogroup ; cputime_t utime ; cputime_t stime ; cputime_t cutime ; cputime_t cstime ; cputime_t gtime ; cputime_t cgtime ; cputime_t prev_utime ; cputime_t prev_stime ; unsigned long nvcsw ; unsigned long nivcsw ; unsigned long cnvcsw ; unsigned long cnivcsw ; unsigned long min_flt ; unsigned long maj_flt ; unsigned long cmin_flt ; unsigned long cmaj_flt ; unsigned long inblock ; unsigned long oublock ; unsigned long cinblock ; unsigned long coublock ; unsigned long maxrss ; unsigned long cmaxrss ; struct task_io_accounting ioac ; unsigned long long sum_sched_runtime ; struct rlimit rlim[16U] ; struct pacct_struct pacct ; struct taskstats *stats ; unsigned int audit_tty ; struct tty_audit_buf *tty_audit_buf ; struct rw_semaphore group_rwsem ; int oom_score_adj ; int oom_score_adj_min ; struct mutex cred_guard_mutex ; }; struct user_struct { atomic_t __count ; atomic_t processes ; atomic_t files ; atomic_t sigpending ; atomic_t inotify_watches ; atomic_t inotify_devs ; atomic_t fanotify_listeners ; atomic_long_t epoll_watches ; unsigned long mq_bytes ; unsigned long locked_shm ; struct key *uid_keyring ; struct key *session_keyring ; struct hlist_node uidhash_node ; kuid_t uid ; atomic_long_t locked_vm ; }; struct reclaim_state; struct sched_info { unsigned long pcount ; unsigned long long run_delay ; unsigned long long last_arrival ; unsigned long long last_queued ; }; struct task_delay_info { spinlock_t lock ; unsigned int flags ; struct timespec blkio_start ; struct timespec blkio_end ; u64 blkio_delay ; u64 swapin_delay ; u32 blkio_count ; u32 swapin_count ; struct timespec freepages_start ; struct timespec freepages_end ; u64 freepages_delay ; u32 freepages_count ; }; struct uts_namespace; struct rq; struct sched_class { struct sched_class const *next ; void (*enqueue_task)(struct rq * , struct task_struct * , int ) ; void (*dequeue_task)(struct rq * , struct task_struct * , int ) ; void (*yield_task)(struct rq * ) ; bool (*yield_to_task)(struct rq * , struct task_struct * , bool ) ; void (*check_preempt_curr)(struct rq * , struct task_struct * , int ) ; struct task_struct *(*pick_next_task)(struct rq * ) ; void (*put_prev_task)(struct rq * , struct task_struct * ) ; int (*select_task_rq)(struct task_struct * , int , int ) ; void (*pre_schedule)(struct rq * , struct task_struct * ) ; void (*post_schedule)(struct rq * ) ; void (*task_waking)(struct task_struct * ) ; void (*task_woken)(struct rq * , struct task_struct * ) ; void (*set_cpus_allowed)(struct task_struct * , struct cpumask const * ) ; void (*rq_online)(struct rq * ) ; void (*rq_offline)(struct rq * ) ; void (*set_curr_task)(struct rq * ) ; void (*task_tick)(struct rq * , struct task_struct * , int ) ; void (*task_fork)(struct task_struct * ) ; void (*switched_from)(struct rq * , struct task_struct * ) ; void (*switched_to)(struct rq * , struct task_struct * ) ; void (*prio_changed)(struct rq * , struct task_struct * , int ) ; unsigned int (*get_rr_interval)(struct rq * , struct task_struct * ) ; void (*task_move_group)(struct task_struct * , int ) ; }; struct load_weight { unsigned long weight ; unsigned long inv_weight ; }; struct sched_statistics { u64 wait_start ; u64 wait_max ; u64 wait_count ; u64 wait_sum ; u64 iowait_count ; u64 iowait_sum ; u64 sleep_start ; u64 sleep_max ; s64 sum_sleep_runtime ; u64 block_start ; u64 block_max ; u64 exec_max ; u64 slice_max ; u64 nr_migrations_cold ; u64 nr_failed_migrations_affine ; u64 nr_failed_migrations_running ; u64 nr_failed_migrations_hot ; u64 nr_forced_migrations ; u64 nr_wakeups ; u64 nr_wakeups_sync ; u64 nr_wakeups_migrate ; u64 nr_wakeups_local ; u64 nr_wakeups_remote ; u64 nr_wakeups_affine ; u64 nr_wakeups_affine_attempts ; u64 nr_wakeups_passive ; u64 nr_wakeups_idle ; }; struct sched_entity { struct load_weight load ; struct rb_node run_node ; struct list_head group_node ; unsigned int on_rq ; u64 exec_start ; u64 sum_exec_runtime ; u64 vruntime ; u64 prev_sum_exec_runtime ; u64 nr_migrations ; struct sched_statistics statistics ; struct sched_entity *parent ; struct cfs_rq *cfs_rq ; struct cfs_rq *my_q ; }; struct rt_rq; struct sched_rt_entity { struct list_head run_list ; unsigned long timeout ; unsigned int time_slice ; struct sched_rt_entity *back ; struct sched_rt_entity *parent ; struct rt_rq *rt_rq ; struct rt_rq *my_q ; }; struct mem_cgroup; struct memcg_batch_info { int do_batch ; struct mem_cgroup *memcg ; unsigned long nr_pages ; unsigned long memsw_nr_pages ; }; struct css_set; struct compat_robust_list_head; struct task_struct { long volatile state ; void *stack ; atomic_t usage ; unsigned int flags ; unsigned int ptrace ; struct llist_node wake_entry ; int on_cpu ; int on_rq ; int prio ; int static_prio ; int normal_prio ; unsigned int rt_priority ; struct sched_class const *sched_class ; struct sched_entity se ; struct sched_rt_entity rt ; struct task_group *sched_task_group ; struct hlist_head preempt_notifiers ; unsigned char fpu_counter ; unsigned int policy ; int nr_cpus_allowed ; cpumask_t cpus_allowed ; struct sched_info sched_info ; struct list_head tasks ; struct plist_node pushable_tasks ; struct mm_struct *mm ; struct mm_struct *active_mm ; unsigned char brk_randomized : 1 ; int exit_state ; int exit_code ; int exit_signal ; int pdeath_signal ; unsigned int jobctl ; unsigned int personality ; unsigned char did_exec : 1 ; unsigned char in_execve : 1 ; unsigned char in_iowait : 1 ; unsigned char no_new_privs : 1 ; unsigned char sched_reset_on_fork : 1 ; unsigned char sched_contributes_to_load : 1 ; pid_t pid ; pid_t tgid ; unsigned long stack_canary ; struct task_struct *real_parent ; struct task_struct *parent ; struct list_head children ; struct list_head sibling ; struct task_struct *group_leader ; struct list_head ptraced ; struct list_head ptrace_entry ; struct pid_link pids[3U] ; struct list_head thread_group ; struct completion *vfork_done ; int *set_child_tid ; int *clear_child_tid ; cputime_t utime ; cputime_t stime ; cputime_t utimescaled ; cputime_t stimescaled ; cputime_t gtime ; cputime_t prev_utime ; cputime_t prev_stime ; unsigned long nvcsw ; unsigned long nivcsw ; struct timespec start_time ; struct timespec real_start_time ; unsigned long min_flt ; unsigned long maj_flt ; struct task_cputime cputime_expires ; struct list_head cpu_timers[3U] ; struct cred const *real_cred ; struct cred const *cred ; char comm[16U] ; int link_count ; int total_link_count ; struct sysv_sem sysvsem ; unsigned long last_switch_count ; struct thread_struct thread ; struct fs_struct *fs ; struct files_struct *files ; struct nsproxy *nsproxy ; struct signal_struct *signal ; struct sighand_struct *sighand ; sigset_t blocked ; sigset_t real_blocked ; sigset_t saved_sigmask ; struct sigpending pending ; unsigned long sas_ss_sp ; size_t sas_ss_size ; int (*notifier)(void * ) ; void *notifier_data ; sigset_t *notifier_mask ; struct callback_head *task_works ; struct audit_context *audit_context ; kuid_t loginuid ; unsigned int sessionid ; struct seccomp seccomp ; u32 parent_exec_id ; u32 self_exec_id ; spinlock_t alloc_lock ; raw_spinlock_t pi_lock ; struct plist_head pi_waiters ; struct rt_mutex_waiter *pi_blocked_on ; struct mutex_waiter *blocked_on ; unsigned int irq_events ; unsigned long hardirq_enable_ip ; unsigned long hardirq_disable_ip ; unsigned int hardirq_enable_event ; unsigned int hardirq_disable_event ; int hardirqs_enabled ; int hardirq_context ; unsigned long softirq_disable_ip ; unsigned long softirq_enable_ip ; unsigned int softirq_disable_event ; unsigned int softirq_enable_event ; int softirqs_enabled ; int softirq_context ; u64 curr_chain_key ; int lockdep_depth ; unsigned int lockdep_recursion ; struct held_lock held_locks[48U] ; gfp_t lockdep_reclaim_gfp ; void *journal_info ; struct bio_list *bio_list ; struct blk_plug *plug ; struct reclaim_state *reclaim_state ; struct backing_dev_info *backing_dev_info ; struct io_context *io_context ; unsigned long ptrace_message ; siginfo_t *last_siginfo ; struct task_io_accounting ioac ; u64 acct_rss_mem1 ; u64 acct_vm_mem1 ; cputime_t acct_timexpd ; nodemask_t mems_allowed ; seqcount_t mems_allowed_seq ; int cpuset_mem_spread_rotor ; int cpuset_slab_spread_rotor ; struct css_set *cgroups ; struct list_head cg_list ; struct robust_list_head *robust_list ; struct compat_robust_list_head *compat_robust_list ; struct list_head pi_state_list ; struct futex_pi_state *pi_state_cache ; struct perf_event_context *perf_event_ctxp[2U] ; struct mutex perf_event_mutex ; struct list_head perf_event_list ; struct mempolicy *mempolicy ; short il_next ; short pref_node_fork ; struct callback_head rcu ; struct pipe_inode_info *splice_pipe ; struct page_frag task_frag ; struct task_delay_info *delays ; int make_it_fail ; int nr_dirtied ; int nr_dirtied_pause ; unsigned long dirty_paused_when ; int latency_record_count ; struct latency_record latency_record[32U] ; unsigned long timer_slack_ns ; unsigned long default_timer_slack_ns ; unsigned long trace ; unsigned long trace_recursion ; struct memcg_batch_info memcg_batch ; atomic_t ptrace_bp_refcnt ; struct uprobe_task *utask ; }; struct taskstats { __u16 version ; __u32 ac_exitcode ; __u8 ac_flag ; __u8 ac_nice ; __u64 cpu_count ; __u64 cpu_delay_total ; __u64 blkio_count ; __u64 blkio_delay_total ; __u64 swapin_count ; __u64 swapin_delay_total ; __u64 cpu_run_real_total ; __u64 cpu_run_virtual_total ; char ac_comm[32U] ; __u8 ac_sched ; __u8 ac_pad[3U] ; __u32 ac_uid ; __u32 ac_gid ; __u32 ac_pid ; __u32 ac_ppid ; __u32 ac_btime ; __u64 ac_etime ; __u64 ac_utime ; __u64 ac_stime ; __u64 ac_minflt ; __u64 ac_majflt ; __u64 coremem ; __u64 virtmem ; __u64 hiwater_rss ; __u64 hiwater_vm ; __u64 read_char ; __u64 write_char ; __u64 read_syscalls ; __u64 write_syscalls ; __u64 read_bytes ; __u64 write_bytes ; __u64 cancelled_write_bytes ; __u64 nvcsw ; __u64 nivcsw ; __u64 ac_utimescaled ; __u64 ac_stimescaled ; __u64 cpu_scaled_run_real_total ; __u64 freepages_count ; __u64 freepages_delay_total ; }; struct xattr_handler { char const *prefix ; int flags ; size_t (*list)(struct dentry * , char * , size_t , char const * , size_t , int ) ; int (*get)(struct dentry * , char const * , void * , size_t , int ) ; int (*set)(struct dentry * , char const * , void const * , size_t , int , int ) ; }; struct simple_xattrs { struct list_head head ; spinlock_t lock ; }; struct cgroupfs_root; struct cgroup; struct css_id; struct cgroup_subsys_state { struct cgroup *cgroup ; atomic_t refcnt ; unsigned long flags ; struct css_id *id ; struct work_struct dput_work ; }; struct cgroup { unsigned long flags ; atomic_t count ; struct list_head sibling ; struct list_head children ; struct list_head files ; struct cgroup *parent ; struct dentry *dentry ; struct cgroup_subsys_state *subsys[12U] ; struct cgroupfs_root *root ; struct cgroup *top_cgroup ; struct list_head css_sets ; struct list_head allcg_node ; struct list_head cft_q_node ; struct list_head release_list ; struct list_head pidlists ; struct mutex pidlist_mutex ; struct callback_head callback_head ; struct list_head event_list ; spinlock_t event_list_lock ; struct simple_xattrs xattrs ; }; struct css_set { atomic_t refcount ; struct hlist_node hlist ; struct list_head tasks ; struct list_head cg_links ; struct cgroup_subsys_state *subsys[12U] ; struct callback_head callback_head ; }; struct pm_qos_request { struct plist_node node ; int pm_qos_class ; struct delayed_work work ; }; struct dev_pm_qos_request { struct plist_node node ; struct device *dev ; }; enum pm_qos_type { PM_QOS_UNITIALIZED = 0, PM_QOS_MAX = 1, PM_QOS_MIN = 2 } ; struct pm_qos_constraints { struct plist_head list ; s32 target_value ; s32 default_value ; enum pm_qos_type type ; struct blocking_notifier_head *notifiers ; }; struct dql { unsigned int num_queued ; unsigned int adj_limit ; unsigned int last_obj_cnt ; unsigned int limit ; unsigned int num_completed ; unsigned int prev_ovlimit ; unsigned int prev_num_queued ; unsigned int prev_last_obj_cnt ; unsigned int lowest_slack ; unsigned long slack_start_time ; unsigned int max_limit ; unsigned int min_limit ; unsigned int slack_hold_time ; }; struct __anonstruct_sync_serial_settings_182 { unsigned int clock_rate ; unsigned int clock_type ; unsigned short loopback ; }; typedef struct __anonstruct_sync_serial_settings_182 sync_serial_settings; struct __anonstruct_te1_settings_183 { unsigned int clock_rate ; unsigned int clock_type ; unsigned short loopback ; unsigned int slot_map ; }; typedef struct __anonstruct_te1_settings_183 te1_settings; struct __anonstruct_raw_hdlc_proto_184 { unsigned short encoding ; unsigned short parity ; }; typedef struct __anonstruct_raw_hdlc_proto_184 raw_hdlc_proto; struct __anonstruct_fr_proto_185 { unsigned int t391 ; unsigned int t392 ; unsigned int n391 ; unsigned int n392 ; unsigned int n393 ; unsigned short lmi ; unsigned short dce ; }; typedef struct __anonstruct_fr_proto_185 fr_proto; struct __anonstruct_fr_proto_pvc_186 { unsigned int dlci ; }; typedef struct __anonstruct_fr_proto_pvc_186 fr_proto_pvc; struct __anonstruct_fr_proto_pvc_info_187 { unsigned int dlci ; char master[16U] ; }; typedef struct __anonstruct_fr_proto_pvc_info_187 fr_proto_pvc_info; struct __anonstruct_cisco_proto_188 { unsigned int interval ; unsigned int timeout ; }; typedef struct __anonstruct_cisco_proto_188 cisco_proto; struct ifmap { unsigned long mem_start ; unsigned long mem_end ; unsigned short base_addr ; unsigned char irq ; unsigned char dma ; unsigned char port ; }; union __anonunion_ifs_ifsu_189 { raw_hdlc_proto *raw_hdlc ; cisco_proto *cisco ; fr_proto *fr ; fr_proto_pvc *fr_pvc ; fr_proto_pvc_info *fr_pvc_info ; sync_serial_settings *sync ; te1_settings *te1 ; }; struct if_settings { unsigned int type ; unsigned int size ; union __anonunion_ifs_ifsu_189 ifs_ifsu ; }; union __anonunion_ifr_ifrn_190 { char ifrn_name[16U] ; }; union __anonunion_ifr_ifru_191 { struct sockaddr ifru_addr ; struct sockaddr ifru_dstaddr ; struct sockaddr ifru_broadaddr ; struct sockaddr ifru_netmask ; struct sockaddr ifru_hwaddr ; short ifru_flags ; int ifru_ivalue ; int ifru_mtu ; struct ifmap ifru_map ; char ifru_slave[16U] ; char ifru_newname[16U] ; void *ifru_data ; struct if_settings ifru_settings ; }; struct ifreq { union __anonunion_ifr_ifrn_190 ifr_ifrn ; union __anonunion_ifr_ifru_191 ifr_ifru ; }; typedef s32 compat_time_t; typedef s32 compat_long_t; typedef u32 compat_uptr_t; struct compat_timespec { compat_time_t tv_sec ; s32 tv_nsec ; }; struct compat_robust_list { compat_uptr_t next ; }; struct compat_robust_list_head { struct compat_robust_list list ; compat_long_t futex_offset ; compat_uptr_t list_op_pending ; }; struct ethtool_cmd { __u32 cmd ; __u32 supported ; __u32 advertising ; __u16 speed ; __u8 duplex ; __u8 port ; __u8 phy_address ; __u8 transceiver ; __u8 autoneg ; __u8 mdio_support ; __u32 maxtxpkt ; __u32 maxrxpkt ; __u16 speed_hi ; __u8 eth_tp_mdix ; __u8 eth_tp_mdix_ctrl ; __u32 lp_advertising ; __u32 reserved[2U] ; }; struct ethtool_drvinfo { __u32 cmd ; char driver[32U] ; char version[32U] ; char fw_version[32U] ; char bus_info[32U] ; char reserved1[32U] ; char reserved2[12U] ; __u32 n_priv_flags ; __u32 n_stats ; __u32 testinfo_len ; __u32 eedump_len ; __u32 regdump_len ; }; struct ethtool_wolinfo { __u32 cmd ; __u32 supported ; __u32 wolopts ; __u8 sopass[6U] ; }; struct ethtool_regs { __u32 cmd ; __u32 version ; __u32 len ; __u8 data[0U] ; }; struct ethtool_eeprom { __u32 cmd ; __u32 magic ; __u32 offset ; __u32 len ; __u8 data[0U] ; }; struct ethtool_eee { __u32 cmd ; __u32 supported ; __u32 advertised ; __u32 lp_advertised ; __u32 eee_active ; __u32 eee_enabled ; __u32 tx_lpi_enabled ; __u32 tx_lpi_timer ; __u32 reserved[2U] ; }; struct ethtool_modinfo { __u32 cmd ; __u32 type ; __u32 eeprom_len ; __u32 reserved[8U] ; }; struct ethtool_coalesce { __u32 cmd ; __u32 rx_coalesce_usecs ; __u32 rx_max_coalesced_frames ; __u32 rx_coalesce_usecs_irq ; __u32 rx_max_coalesced_frames_irq ; __u32 tx_coalesce_usecs ; __u32 tx_max_coalesced_frames ; __u32 tx_coalesce_usecs_irq ; __u32 tx_max_coalesced_frames_irq ; __u32 stats_block_coalesce_usecs ; __u32 use_adaptive_rx_coalesce ; __u32 use_adaptive_tx_coalesce ; __u32 pkt_rate_low ; __u32 rx_coalesce_usecs_low ; __u32 rx_max_coalesced_frames_low ; __u32 tx_coalesce_usecs_low ; __u32 tx_max_coalesced_frames_low ; __u32 pkt_rate_high ; __u32 rx_coalesce_usecs_high ; __u32 rx_max_coalesced_frames_high ; __u32 tx_coalesce_usecs_high ; __u32 tx_max_coalesced_frames_high ; __u32 rate_sample_interval ; }; struct ethtool_ringparam { __u32 cmd ; __u32 rx_max_pending ; __u32 rx_mini_max_pending ; __u32 rx_jumbo_max_pending ; __u32 tx_max_pending ; __u32 rx_pending ; __u32 rx_mini_pending ; __u32 rx_jumbo_pending ; __u32 tx_pending ; }; struct ethtool_channels { __u32 cmd ; __u32 max_rx ; __u32 max_tx ; __u32 max_other ; __u32 max_combined ; __u32 rx_count ; __u32 tx_count ; __u32 other_count ; __u32 combined_count ; }; struct ethtool_pauseparam { __u32 cmd ; __u32 autoneg ; __u32 rx_pause ; __u32 tx_pause ; }; struct ethtool_test { __u32 cmd ; __u32 flags ; __u32 reserved ; __u32 len ; __u64 data[0U] ; }; struct ethtool_stats { __u32 cmd ; __u32 n_stats ; __u64 data[0U] ; }; struct ethtool_tcpip4_spec { __be32 ip4src ; __be32 ip4dst ; __be16 psrc ; __be16 pdst ; __u8 tos ; }; struct ethtool_ah_espip4_spec { __be32 ip4src ; __be32 ip4dst ; __be32 spi ; __u8 tos ; }; struct ethtool_usrip4_spec { __be32 ip4src ; __be32 ip4dst ; __be32 l4_4_bytes ; __u8 tos ; __u8 ip_ver ; __u8 proto ; }; union ethtool_flow_union { struct ethtool_tcpip4_spec tcp_ip4_spec ; struct ethtool_tcpip4_spec udp_ip4_spec ; struct ethtool_tcpip4_spec sctp_ip4_spec ; struct ethtool_ah_espip4_spec ah_ip4_spec ; struct ethtool_ah_espip4_spec esp_ip4_spec ; struct ethtool_usrip4_spec usr_ip4_spec ; struct ethhdr ether_spec ; __u8 hdata[60U] ; }; struct ethtool_flow_ext { __be16 vlan_etype ; __be16 vlan_tci ; __be32 data[2U] ; }; struct ethtool_rx_flow_spec { __u32 flow_type ; union ethtool_flow_union h_u ; struct ethtool_flow_ext h_ext ; union ethtool_flow_union m_u ; struct ethtool_flow_ext m_ext ; __u64 ring_cookie ; __u32 location ; }; struct ethtool_rxnfc { __u32 cmd ; __u32 flow_type ; __u64 data ; struct ethtool_rx_flow_spec fs ; __u32 rule_cnt ; __u32 rule_locs[0U] ; }; struct ethtool_flash { __u32 cmd ; __u32 region ; char data[128U] ; }; struct ethtool_dump { __u32 cmd ; __u32 version ; __u32 flag ; __u32 len ; __u8 data[0U] ; }; struct ethtool_ts_info { __u32 cmd ; __u32 so_timestamping ; __s32 phc_index ; __u32 tx_types ; __u32 tx_reserved[3U] ; __u32 rx_filters ; __u32 rx_reserved[3U] ; }; enum ethtool_phys_id_state { ETHTOOL_ID_INACTIVE = 0, ETHTOOL_ID_ACTIVE = 1, ETHTOOL_ID_ON = 2, ETHTOOL_ID_OFF = 3 } ; struct ethtool_ops { int (*get_settings)(struct net_device * , struct ethtool_cmd * ) ; int (*set_settings)(struct net_device * , struct ethtool_cmd * ) ; void (*get_drvinfo)(struct net_device * , struct ethtool_drvinfo * ) ; int (*get_regs_len)(struct net_device * ) ; void (*get_regs)(struct net_device * , struct ethtool_regs * , void * ) ; void (*get_wol)(struct net_device * , struct ethtool_wolinfo * ) ; int (*set_wol)(struct net_device * , struct ethtool_wolinfo * ) ; u32 (*get_msglevel)(struct net_device * ) ; void (*set_msglevel)(struct net_device * , u32 ) ; int (*nway_reset)(struct net_device * ) ; u32 (*get_link)(struct net_device * ) ; int (*get_eeprom_len)(struct net_device * ) ; int (*get_eeprom)(struct net_device * , struct ethtool_eeprom * , u8 * ) ; int (*set_eeprom)(struct net_device * , struct ethtool_eeprom * , u8 * ) ; int (*get_coalesce)(struct net_device * , struct ethtool_coalesce * ) ; int (*set_coalesce)(struct net_device * , struct ethtool_coalesce * ) ; void (*get_ringparam)(struct net_device * , struct ethtool_ringparam * ) ; int (*set_ringparam)(struct net_device * , struct ethtool_ringparam * ) ; void (*get_pauseparam)(struct net_device * , struct ethtool_pauseparam * ) ; int (*set_pauseparam)(struct net_device * , struct ethtool_pauseparam * ) ; void (*self_test)(struct net_device * , struct ethtool_test * , u64 * ) ; void (*get_strings)(struct net_device * , u32 , u8 * ) ; int (*set_phys_id)(struct net_device * , enum ethtool_phys_id_state ) ; void (*get_ethtool_stats)(struct net_device * , struct ethtool_stats * , u64 * ) ; int (*begin)(struct net_device * ) ; void (*complete)(struct net_device * ) ; u32 (*get_priv_flags)(struct net_device * ) ; int (*set_priv_flags)(struct net_device * , u32 ) ; int (*get_sset_count)(struct net_device * , int ) ; int (*get_rxnfc)(struct net_device * , struct ethtool_rxnfc * , u32 * ) ; int (*set_rxnfc)(struct net_device * , struct ethtool_rxnfc * ) ; int (*flash_device)(struct net_device * , struct ethtool_flash * ) ; int (*reset)(struct net_device * , u32 * ) ; u32 (*get_rxfh_indir_size)(struct net_device * ) ; int (*get_rxfh_indir)(struct net_device * , u32 * ) ; int (*set_rxfh_indir)(struct net_device * , u32 const * ) ; void (*get_channels)(struct net_device * , struct ethtool_channels * ) ; int (*set_channels)(struct net_device * , struct ethtool_channels * ) ; int (*get_dump_flag)(struct net_device * , struct ethtool_dump * ) ; int (*get_dump_data)(struct net_device * , struct ethtool_dump * , void * ) ; int (*set_dump)(struct net_device * , struct ethtool_dump * ) ; int (*get_ts_info)(struct net_device * , struct ethtool_ts_info * ) ; int (*get_module_info)(struct net_device * , struct ethtool_modinfo * ) ; int (*get_module_eeprom)(struct net_device * , struct ethtool_eeprom * , u8 * ) ; int (*get_eee)(struct net_device * , struct ethtool_eee * ) ; int (*set_eee)(struct net_device * , struct ethtool_eee * ) ; }; struct prot_inuse; struct netns_core { struct ctl_table_header *sysctl_hdr ; int sysctl_somaxconn ; struct prot_inuse *inuse ; }; struct u64_stats_sync { }; struct ipstats_mib { u64 mibs[31U] ; struct u64_stats_sync syncp ; }; struct icmp_mib { unsigned long mibs[27U] ; }; struct icmpmsg_mib { atomic_long_t mibs[512U] ; }; struct icmpv6_mib { unsigned long mibs[5U] ; }; struct icmpv6msg_mib { atomic_long_t mibs[512U] ; }; struct tcp_mib { unsigned long mibs[15U] ; }; struct udp_mib { unsigned long mibs[7U] ; }; struct linux_mib { unsigned long mibs[92U] ; }; struct linux_xfrm_mib { unsigned long mibs[27U] ; }; struct netns_mib { struct tcp_mib *tcp_statistics[1U] ; struct ipstats_mib *ip_statistics[1U] ; struct linux_mib *net_statistics[1U] ; struct udp_mib *udp_statistics[1U] ; struct udp_mib *udplite_statistics[1U] ; struct icmp_mib *icmp_statistics[1U] ; struct icmpmsg_mib *icmpmsg_statistics ; struct proc_dir_entry *proc_net_devsnmp6 ; struct udp_mib *udp_stats_in6[1U] ; struct udp_mib *udplite_stats_in6[1U] ; struct ipstats_mib *ipv6_statistics[1U] ; struct icmpv6_mib *icmpv6_statistics[1U] ; struct icmpv6msg_mib *icmpv6msg_statistics ; struct linux_xfrm_mib *xfrm_statistics[1U] ; }; struct netns_unix { int sysctl_max_dgram_qlen ; struct ctl_table_header *ctl ; }; struct netns_packet { struct mutex sklist_lock ; struct hlist_head sklist ; }; struct netns_frags { int nqueues ; atomic_t mem ; struct list_head lru_list ; int timeout ; int high_thresh ; int low_thresh ; }; struct tcpm_hash_bucket; struct ipv4_devconf; struct fib_rules_ops; struct fib_table; struct inet_peer_base; struct xt_table; struct netns_ipv4 { struct ctl_table_header *forw_hdr ; struct ctl_table_header *frags_hdr ; struct ctl_table_header *ipv4_hdr ; struct ctl_table_header *route_hdr ; struct ipv4_devconf *devconf_all ; struct ipv4_devconf *devconf_dflt ; struct fib_rules_ops *rules_ops ; bool fib_has_custom_rules ; struct fib_table *fib_local ; struct fib_table *fib_main ; struct fib_table *fib_default ; int fib_num_tclassid_users ; struct hlist_head *fib_table_hash ; struct sock *fibnl ; struct sock **icmp_sk ; struct inet_peer_base *peers ; struct tcpm_hash_bucket *tcp_metrics_hash ; unsigned int tcp_metrics_hash_log ; struct netns_frags frags ; struct xt_table *iptable_filter ; struct xt_table *iptable_mangle ; struct xt_table *iptable_raw ; struct xt_table *arptable_filter ; struct xt_table *iptable_security ; struct xt_table *nat_table ; int sysctl_icmp_echo_ignore_all ; int sysctl_icmp_echo_ignore_broadcasts ; int sysctl_icmp_ignore_bogus_error_responses ; int sysctl_icmp_ratelimit ; int sysctl_icmp_ratemask ; int sysctl_icmp_errors_use_inbound_ifaddr ; kgid_t sysctl_ping_group_range[2U] ; long sysctl_tcp_mem[3U] ; atomic_t dev_addr_genid ; struct list_head mr_tables ; struct fib_rules_ops *mr_rules_ops ; }; struct neighbour; struct dst_ops { unsigned short family ; __be16 protocol ; unsigned int gc_thresh ; int (*gc)(struct dst_ops * ) ; struct dst_entry *(*check)(struct dst_entry * , __u32 ) ; unsigned int (*default_advmss)(struct dst_entry const * ) ; unsigned int (*mtu)(struct dst_entry const * ) ; u32 *(*cow_metrics)(struct dst_entry * , unsigned long ) ; void (*destroy)(struct dst_entry * ) ; void (*ifdown)(struct dst_entry * , struct net_device * , int ) ; struct dst_entry *(*negative_advice)(struct dst_entry * ) ; void (*link_failure)(struct sk_buff * ) ; void (*update_pmtu)(struct dst_entry * , struct sock * , struct sk_buff * , u32 ) ; void (*redirect)(struct dst_entry * , struct sock * , struct sk_buff * ) ; int (*local_out)(struct sk_buff * ) ; struct neighbour *(*neigh_lookup)(struct dst_entry const * , struct sk_buff * , void const * ) ; struct kmem_cache *kmem_cachep ; struct percpu_counter pcpuc_entries ; }; struct netns_sysctl_ipv6 { struct ctl_table_header *hdr ; struct ctl_table_header *route_hdr ; struct ctl_table_header *icmp_hdr ; struct ctl_table_header *frags_hdr ; int bindv6only ; int flush_delay ; int ip6_rt_max_size ; int ip6_rt_gc_min_interval ; int ip6_rt_gc_timeout ; int ip6_rt_gc_interval ; int ip6_rt_gc_elasticity ; int ip6_rt_mtu_expires ; int ip6_rt_min_advmss ; int icmpv6_time ; }; struct ipv6_devconf; struct rt6_info; struct rt6_statistics; struct fib6_table; struct netns_ipv6 { struct netns_sysctl_ipv6 sysctl ; struct ipv6_devconf *devconf_all ; struct ipv6_devconf *devconf_dflt ; struct inet_peer_base *peers ; struct netns_frags frags ; struct xt_table *ip6table_filter ; struct xt_table *ip6table_mangle ; struct xt_table *ip6table_raw ; struct xt_table *ip6table_security ; struct xt_table *ip6table_nat ; struct rt6_info *ip6_null_entry ; struct rt6_statistics *rt6_stats ; struct timer_list ip6_fib_timer ; struct hlist_head *fib_table_hash ; struct fib6_table *fib6_main_tbl ; struct dst_ops ip6_dst_ops ; unsigned int ip6_rt_gc_expire ; unsigned long ip6_rt_last_gc ; struct rt6_info *ip6_prohibit_entry ; struct rt6_info *ip6_blk_hole_entry ; struct fib6_table *fib6_local_tbl ; struct fib_rules_ops *fib6_rules_ops ; struct sock **icmp_sk ; struct sock *ndisc_sk ; struct sock *tcp_sk ; struct sock *igmp_sk ; struct list_head mr6_tables ; struct fib_rules_ops *mr6_rules_ops ; }; struct netns_nf_frag { struct netns_sysctl_ipv6 sysctl ; struct netns_frags frags ; }; struct sctp_mib; struct netns_sctp { struct sctp_mib *sctp_statistics[1U] ; struct proc_dir_entry *proc_net_sctp ; struct ctl_table_header *sysctl_header ; struct sock *ctl_sock ; struct list_head local_addr_list ; struct list_head addr_waitq ; struct timer_list addr_wq_timer ; struct list_head auto_asconf_splist ; spinlock_t addr_wq_lock ; spinlock_t local_addr_lock ; unsigned int rto_initial ; unsigned int rto_min ; unsigned int rto_max ; int rto_alpha ; int rto_beta ; int max_burst ; int cookie_preserve_enable ; unsigned int valid_cookie_life ; unsigned int sack_timeout ; unsigned int hb_interval ; int max_retrans_association ; int max_retrans_path ; int max_retrans_init ; int pf_retrans ; int sndbuf_policy ; int rcvbuf_policy ; int default_auto_asconf ; int addip_enable ; int addip_noauth ; int prsctp_enable ; int auth_enable ; int scope_policy ; int rwnd_upd_shift ; unsigned long max_autoclose ; }; struct netns_dccp { struct sock *v4_ctl_sk ; struct sock *v6_ctl_sk ; }; typedef int read_proc_t(char * , char ** , off_t , int , int * , void * ); typedef int write_proc_t(struct file * , char const * , unsigned long , void * ); struct proc_dir_entry { unsigned int low_ino ; umode_t mode ; nlink_t nlink ; kuid_t uid ; kgid_t gid ; loff_t size ; struct inode_operations const *proc_iops ; struct file_operations const *proc_fops ; struct proc_dir_entry *next ; struct proc_dir_entry *parent ; struct proc_dir_entry *subdir ; void *data ; read_proc_t *read_proc ; write_proc_t *write_proc ; atomic_t count ; int pde_users ; struct completion *pde_unload_completion ; struct list_head pde_openers ; spinlock_t pde_unload_lock ; u8 namelen ; char name[] ; }; struct nlattr; struct ebt_table; struct netns_xt { struct list_head tables[13U] ; struct ebt_table *broute_table ; struct ebt_table *frame_filter ; struct ebt_table *frame_nat ; }; struct hlist_nulls_node; struct hlist_nulls_head { struct hlist_nulls_node *first ; }; struct hlist_nulls_node { struct hlist_nulls_node *next ; struct hlist_nulls_node **pprev ; }; struct nf_proto_net { struct ctl_table_header *ctl_table_header ; struct ctl_table *ctl_table ; struct ctl_table_header *ctl_compat_header ; struct ctl_table *ctl_compat_table ; unsigned int users ; }; struct nf_generic_net { struct nf_proto_net pn ; unsigned int timeout ; }; struct nf_tcp_net { struct nf_proto_net pn ; unsigned int timeouts[14U] ; unsigned int tcp_loose ; unsigned int tcp_be_liberal ; unsigned int tcp_max_retrans ; }; struct nf_udp_net { struct nf_proto_net pn ; unsigned int timeouts[2U] ; }; struct nf_icmp_net { struct nf_proto_net pn ; unsigned int timeout ; }; struct nf_ip_net { struct nf_generic_net generic ; struct nf_tcp_net tcp ; struct nf_udp_net udp ; struct nf_icmp_net icmp ; struct nf_icmp_net icmpv6 ; struct ctl_table_header *ctl_table_header ; struct ctl_table *ctl_table ; }; struct ip_conntrack_stat; struct nf_ct_event_notifier; struct nf_exp_event_notifier; struct netns_ct { atomic_t count ; unsigned int expect_count ; unsigned int htable_size ; struct kmem_cache *nf_conntrack_cachep ; struct hlist_nulls_head *hash ; struct hlist_head *expect_hash ; struct hlist_nulls_head unconfirmed ; struct hlist_nulls_head dying ; struct ip_conntrack_stat *stat ; struct nf_ct_event_notifier *nf_conntrack_event_cb ; struct nf_exp_event_notifier *nf_expect_event_cb ; int sysctl_events ; unsigned int sysctl_events_retry_timeout ; int sysctl_acct ; int sysctl_tstamp ; int sysctl_checksum ; unsigned int sysctl_log_invalid ; int sysctl_auto_assign_helper ; bool auto_assign_helper_warned ; struct nf_ip_net nf_ct_proto ; struct hlist_head *nat_bysource ; unsigned int nat_htable_size ; struct ctl_table_header *sysctl_header ; struct ctl_table_header *acct_sysctl_header ; struct ctl_table_header *tstamp_sysctl_header ; struct ctl_table_header *event_sysctl_header ; struct ctl_table_header *helper_sysctl_header ; char *slabname ; }; struct xfrm_policy_hash { struct hlist_head *table ; unsigned int hmask ; }; struct netns_xfrm { struct list_head state_all ; struct hlist_head *state_bydst ; struct hlist_head *state_bysrc ; struct hlist_head *state_byspi ; unsigned int state_hmask ; unsigned int state_num ; struct work_struct state_hash_work ; struct hlist_head state_gc_list ; struct work_struct state_gc_work ; wait_queue_head_t km_waitq ; struct list_head policy_all ; struct hlist_head *policy_byidx ; unsigned int policy_idx_hmask ; struct hlist_head policy_inexact[6U] ; struct xfrm_policy_hash policy_bydst[6U] ; unsigned int policy_count[6U] ; struct work_struct policy_hash_work ; struct sock *nlsk ; struct sock *nlsk_stash ; u32 sysctl_aevent_etime ; u32 sysctl_aevent_rseqth ; int sysctl_larval_drop ; u32 sysctl_acq_expires ; struct ctl_table_header *sysctl_hdr ; struct dst_ops xfrm4_dst_ops ; struct dst_ops xfrm6_dst_ops ; }; struct net_generic; struct netns_ipvs; struct net { atomic_t passive ; atomic_t count ; spinlock_t rules_mod_lock ; struct list_head list ; struct list_head cleanup_list ; struct list_head exit_list ; struct proc_dir_entry *proc_net ; struct proc_dir_entry *proc_net_stat ; struct ctl_table_set sysctls ; struct sock *rtnl ; struct sock *genl_sock ; struct list_head dev_base_head ; struct hlist_head *dev_name_head ; struct hlist_head *dev_index_head ; unsigned int dev_base_seq ; int ifindex ; struct list_head rules_ops ; struct net_device *loopback_dev ; struct netns_core core ; struct netns_mib mib ; struct netns_packet packet ; struct netns_unix unx ; struct netns_ipv4 ipv4 ; struct netns_ipv6 ipv6 ; struct netns_sctp sctp ; struct netns_dccp dccp ; struct netns_xt xt ; struct netns_ct ct ; struct netns_nf_frag nf_frag ; struct sock *nfnl ; struct sock *nfnl_stash ; struct sk_buff_head wext_nlevents ; struct net_generic *gen ; struct netns_xfrm xfrm ; struct netns_ipvs *ipvs ; struct sock *diag_nlsk ; atomic_t rt_genid ; }; struct seq_file { char *buf ; size_t size ; size_t from ; size_t count ; loff_t index ; loff_t read_pos ; u64 version ; struct mutex lock ; struct seq_operations const *op ; int poll_event ; void *private ; }; struct seq_operations { void *(*start)(struct seq_file * , loff_t * ) ; void (*stop)(struct seq_file * , void * ) ; void *(*next)(struct seq_file * , void * , loff_t * ) ; int (*show)(struct seq_file * , void * ) ; }; struct dsa_chip_data { struct device *mii_bus ; int sw_addr ; char *port_names[12U] ; s8 *rtable ; }; struct dsa_platform_data { struct device *netdev ; int nr_chips ; struct dsa_chip_data *chip ; }; struct dsa_switch; struct dsa_switch_tree { struct dsa_platform_data *pd ; struct net_device *master_netdev ; __be16 tag_protocol ; s8 cpu_switch ; s8 cpu_port ; int link_poll_needed ; struct work_struct link_poll_work ; struct timer_list link_poll_timer ; struct dsa_switch *ds[4U] ; }; struct dsa_switch_driver; struct mii_bus; struct dsa_switch { struct dsa_switch_tree *dst ; int index ; struct dsa_chip_data *pd ; struct dsa_switch_driver *drv ; struct mii_bus *master_mii_bus ; u32 dsa_port_mask ; u32 phys_port_mask ; struct mii_bus *slave_mii_bus ; struct net_device *ports[12U] ; }; struct dsa_switch_driver { struct list_head list ; __be16 tag_protocol ; int priv_size ; char *(*probe)(struct mii_bus * , int ) ; int (*setup)(struct dsa_switch * ) ; int (*set_addr)(struct dsa_switch * , u8 * ) ; int (*phy_read)(struct dsa_switch * , int , int ) ; int (*phy_write)(struct dsa_switch * , int , int , u16 ) ; void (*poll_link)(struct dsa_switch * ) ; void (*get_strings)(struct dsa_switch * , int , uint8_t * ) ; void (*get_ethtool_stats)(struct dsa_switch * , int , uint64_t * ) ; int (*get_sset_count)(struct dsa_switch * ) ; }; struct ieee_ets { __u8 willing ; __u8 ets_cap ; __u8 cbs ; __u8 tc_tx_bw[8U] ; __u8 tc_rx_bw[8U] ; __u8 tc_tsa[8U] ; __u8 prio_tc[8U] ; __u8 tc_reco_bw[8U] ; __u8 tc_reco_tsa[8U] ; __u8 reco_prio_tc[8U] ; }; struct ieee_maxrate { __u64 tc_maxrate[8U] ; }; struct ieee_pfc { __u8 pfc_cap ; __u8 pfc_en ; __u8 mbc ; __u16 delay ; __u64 requests[8U] ; __u64 indications[8U] ; }; struct cee_pg { __u8 willing ; __u8 error ; __u8 pg_en ; __u8 tcs_supported ; __u8 pg_bw[8U] ; __u8 prio_pg[8U] ; }; struct cee_pfc { __u8 willing ; __u8 error ; __u8 pfc_en ; __u8 tcs_supported ; }; struct dcb_app { __u8 selector ; __u8 priority ; __u16 protocol ; }; struct dcb_peer_app_info { __u8 willing ; __u8 error ; }; struct dcbnl_rtnl_ops { int (*ieee_getets)(struct net_device * , struct ieee_ets * ) ; int (*ieee_setets)(struct net_device * , struct ieee_ets * ) ; int (*ieee_getmaxrate)(struct net_device * , struct ieee_maxrate * ) ; int (*ieee_setmaxrate)(struct net_device * , struct ieee_maxrate * ) ; int (*ieee_getpfc)(struct net_device * , struct ieee_pfc * ) ; int (*ieee_setpfc)(struct net_device * , struct ieee_pfc * ) ; int (*ieee_getapp)(struct net_device * , struct dcb_app * ) ; int (*ieee_setapp)(struct net_device * , struct dcb_app * ) ; int (*ieee_delapp)(struct net_device * , struct dcb_app * ) ; int (*ieee_peer_getets)(struct net_device * , struct ieee_ets * ) ; int (*ieee_peer_getpfc)(struct net_device * , struct ieee_pfc * ) ; u8 (*getstate)(struct net_device * ) ; u8 (*setstate)(struct net_device * , u8 ) ; void (*getpermhwaddr)(struct net_device * , u8 * ) ; void (*setpgtccfgtx)(struct net_device * , int , u8 , u8 , u8 , u8 ) ; void (*setpgbwgcfgtx)(struct net_device * , int , u8 ) ; void (*setpgtccfgrx)(struct net_device * , int , u8 , u8 , u8 , u8 ) ; void (*setpgbwgcfgrx)(struct net_device * , int , u8 ) ; void (*getpgtccfgtx)(struct net_device * , int , u8 * , u8 * , u8 * , u8 * ) ; void (*getpgbwgcfgtx)(struct net_device * , int , u8 * ) ; void (*getpgtccfgrx)(struct net_device * , int , u8 * , u8 * , u8 * , u8 * ) ; void (*getpgbwgcfgrx)(struct net_device * , int , u8 * ) ; void (*setpfccfg)(struct net_device * , int , u8 ) ; void (*getpfccfg)(struct net_device * , int , u8 * ) ; u8 (*setall)(struct net_device * ) ; u8 (*getcap)(struct net_device * , int , u8 * ) ; int (*getnumtcs)(struct net_device * , int , u8 * ) ; int (*setnumtcs)(struct net_device * , int , u8 ) ; u8 (*getpfcstate)(struct net_device * ) ; void (*setpfcstate)(struct net_device * , u8 ) ; void (*getbcncfg)(struct net_device * , int , u32 * ) ; void (*setbcncfg)(struct net_device * , int , u32 ) ; void (*getbcnrp)(struct net_device * , int , u8 * ) ; void (*setbcnrp)(struct net_device * , int , u8 ) ; u8 (*setapp)(struct net_device * , u8 , u16 , u8 ) ; u8 (*getapp)(struct net_device * , u8 , u16 ) ; u8 (*getfeatcfg)(struct net_device * , int , u8 * ) ; u8 (*setfeatcfg)(struct net_device * , int , u8 ) ; u8 (*getdcbx)(struct net_device * ) ; u8 (*setdcbx)(struct net_device * , u8 ) ; int (*peer_getappinfo)(struct net_device * , struct dcb_peer_app_info * , u16 * ) ; int (*peer_getapptable)(struct net_device * , struct dcb_app * ) ; int (*cee_peer_getpg)(struct net_device * , struct cee_pg * ) ; int (*cee_peer_getpfc)(struct net_device * , struct cee_pfc * ) ; }; struct netprio_map { struct callback_head rcu ; u32 priomap_len ; u32 priomap[] ; }; struct mnt_namespace; struct ipc_namespace; struct nsproxy { atomic_t count ; struct uts_namespace *uts_ns ; struct ipc_namespace *ipc_ns ; struct mnt_namespace *mnt_ns ; struct pid_namespace *pid_ns ; struct net *net_ns ; }; struct nlmsghdr { __u32 nlmsg_len ; __u16 nlmsg_type ; __u16 nlmsg_flags ; __u32 nlmsg_seq ; __u32 nlmsg_pid ; }; struct nlattr { __u16 nla_len ; __u16 nla_type ; }; struct netlink_callback { struct sk_buff *skb ; struct nlmsghdr const *nlh ; int (*dump)(struct sk_buff * , struct netlink_callback * ) ; int (*done)(struct netlink_callback * ) ; void *data ; struct module *module ; u16 family ; u16 min_dump_alloc ; unsigned int prev_seq ; unsigned int seq ; long args[6U] ; }; struct ndmsg { __u8 ndm_family ; __u8 ndm_pad1 ; __u16 ndm_pad2 ; __s32 ndm_ifindex ; __u16 ndm_state ; __u8 ndm_flags ; __u8 ndm_type ; }; struct rtnl_link_stats64 { __u64 rx_packets ; __u64 tx_packets ; __u64 rx_bytes ; __u64 tx_bytes ; __u64 rx_errors ; __u64 tx_errors ; __u64 rx_dropped ; __u64 tx_dropped ; __u64 multicast ; __u64 collisions ; __u64 rx_length_errors ; __u64 rx_over_errors ; __u64 rx_crc_errors ; __u64 rx_frame_errors ; __u64 rx_fifo_errors ; __u64 rx_missed_errors ; __u64 tx_aborted_errors ; __u64 tx_carrier_errors ; __u64 tx_fifo_errors ; __u64 tx_heartbeat_errors ; __u64 tx_window_errors ; __u64 rx_compressed ; __u64 tx_compressed ; }; struct ifla_vf_info { __u32 vf ; __u8 mac[32U] ; __u32 vlan ; __u32 qos ; __u32 tx_rate ; __u32 spoofchk ; }; struct netpoll_info; struct phy_device; struct wireless_dev; enum netdev_tx { __NETDEV_TX_MIN = (-0x7FFFFFFF-1), NETDEV_TX_OK = 0, NETDEV_TX_BUSY = 16, NETDEV_TX_LOCKED = 32 } ; typedef enum netdev_tx netdev_tx_t; struct net_device_stats { unsigned long rx_packets ; unsigned long tx_packets ; unsigned long rx_bytes ; unsigned long tx_bytes ; unsigned long rx_errors ; unsigned long tx_errors ; unsigned long rx_dropped ; unsigned long tx_dropped ; unsigned long multicast ; unsigned long collisions ; unsigned long rx_length_errors ; unsigned long rx_over_errors ; unsigned long rx_crc_errors ; unsigned long rx_frame_errors ; unsigned long rx_fifo_errors ; unsigned long rx_missed_errors ; unsigned long tx_aborted_errors ; unsigned long tx_carrier_errors ; unsigned long tx_fifo_errors ; unsigned long tx_heartbeat_errors ; unsigned long tx_window_errors ; unsigned long rx_compressed ; unsigned long tx_compressed ; }; struct neigh_parms; struct netdev_hw_addr_list { struct list_head list ; int count ; }; struct hh_cache { u16 hh_len ; u16 __pad ; seqlock_t hh_lock ; unsigned long hh_data[16U] ; }; struct header_ops { int (*create)(struct sk_buff * , struct net_device * , unsigned short , void const * , void const * , unsigned int ) ; int (*parse)(struct sk_buff const * , unsigned char * ) ; int (*rebuild)(struct sk_buff * ) ; int (*cache)(struct neighbour const * , struct hh_cache * , __be16 ) ; void (*cache_update)(struct hh_cache * , struct net_device const * , unsigned char const * ) ; }; enum rx_handler_result { RX_HANDLER_CONSUMED = 0, RX_HANDLER_ANOTHER = 1, RX_HANDLER_EXACT = 2, RX_HANDLER_PASS = 3 } ; typedef enum rx_handler_result rx_handler_result_t; typedef rx_handler_result_t rx_handler_func_t(struct sk_buff ** ); struct Qdisc; struct netdev_queue { struct net_device *dev ; struct Qdisc *qdisc ; struct Qdisc *qdisc_sleeping ; struct kobject kobj ; int numa_node ; spinlock_t _xmit_lock ; int xmit_lock_owner ; unsigned long trans_start ; unsigned long trans_timeout ; unsigned long state ; struct dql dql ; }; struct rps_map { unsigned int len ; struct callback_head rcu ; u16 cpus[0U] ; }; struct rps_dev_flow { u16 cpu ; u16 filter ; unsigned int last_qtail ; }; struct rps_dev_flow_table { unsigned int mask ; struct callback_head rcu ; struct work_struct free_work ; struct rps_dev_flow flows[0U] ; }; struct netdev_rx_queue { struct rps_map *rps_map ; struct rps_dev_flow_table *rps_flow_table ; struct kobject kobj ; struct net_device *dev ; }; struct xps_map { unsigned int len ; unsigned int alloc_len ; struct callback_head rcu ; u16 queues[0U] ; }; struct xps_dev_maps { struct callback_head rcu ; struct xps_map *cpu_map[0U] ; }; struct netdev_tc_txq { u16 count ; u16 offset ; }; struct netdev_fcoe_hbainfo { char manufacturer[64U] ; char serial_number[64U] ; char hardware_version[64U] ; char driver_version[64U] ; char optionrom_version[64U] ; char firmware_version[64U] ; char model[256U] ; char model_description[256U] ; }; struct net_device_ops { int (*ndo_init)(struct net_device * ) ; void (*ndo_uninit)(struct net_device * ) ; int (*ndo_open)(struct net_device * ) ; int (*ndo_stop)(struct net_device * ) ; netdev_tx_t (*ndo_start_xmit)(struct sk_buff * , struct net_device * ) ; u16 (*ndo_select_queue)(struct net_device * , struct sk_buff * ) ; void (*ndo_change_rx_flags)(struct net_device * , int ) ; void (*ndo_set_rx_mode)(struct net_device * ) ; int (*ndo_set_mac_address)(struct net_device * , void * ) ; int (*ndo_validate_addr)(struct net_device * ) ; int (*ndo_do_ioctl)(struct net_device * , struct ifreq * , int ) ; int (*ndo_set_config)(struct net_device * , struct ifmap * ) ; int (*ndo_change_mtu)(struct net_device * , int ) ; int (*ndo_neigh_setup)(struct net_device * , struct neigh_parms * ) ; void (*ndo_tx_timeout)(struct net_device * ) ; struct rtnl_link_stats64 *(*ndo_get_stats64)(struct net_device * , struct rtnl_link_stats64 * ) ; struct net_device_stats *(*ndo_get_stats)(struct net_device * ) ; int (*ndo_vlan_rx_add_vid)(struct net_device * , unsigned short ) ; int (*ndo_vlan_rx_kill_vid)(struct net_device * , unsigned short ) ; void (*ndo_poll_controller)(struct net_device * ) ; int (*ndo_netpoll_setup)(struct net_device * , struct netpoll_info * , gfp_t ) ; void (*ndo_netpoll_cleanup)(struct net_device * ) ; int (*ndo_set_vf_mac)(struct net_device * , int , u8 * ) ; int (*ndo_set_vf_vlan)(struct net_device * , int , u16 , u8 ) ; int (*ndo_set_vf_tx_rate)(struct net_device * , int , int ) ; int (*ndo_set_vf_spoofchk)(struct net_device * , int , bool ) ; int (*ndo_get_vf_config)(struct net_device * , int , struct ifla_vf_info * ) ; int (*ndo_set_vf_port)(struct net_device * , int , struct nlattr ** ) ; int (*ndo_get_vf_port)(struct net_device * , int , struct sk_buff * ) ; int (*ndo_setup_tc)(struct net_device * , u8 ) ; int (*ndo_fcoe_enable)(struct net_device * ) ; int (*ndo_fcoe_disable)(struct net_device * ) ; int (*ndo_fcoe_ddp_setup)(struct net_device * , u16 , struct scatterlist * , unsigned int ) ; int (*ndo_fcoe_ddp_done)(struct net_device * , u16 ) ; int (*ndo_fcoe_ddp_target)(struct net_device * , u16 , struct scatterlist * , unsigned int ) ; int (*ndo_fcoe_get_hbainfo)(struct net_device * , struct netdev_fcoe_hbainfo * ) ; int (*ndo_fcoe_get_wwn)(struct net_device * , u64 * , int ) ; int (*ndo_rx_flow_steer)(struct net_device * , struct sk_buff const * , u16 , u32 ) ; int (*ndo_add_slave)(struct net_device * , struct net_device * ) ; int (*ndo_del_slave)(struct net_device * , struct net_device * ) ; netdev_features_t (*ndo_fix_features)(struct net_device * , netdev_features_t ) ; int (*ndo_set_features)(struct net_device * , netdev_features_t ) ; int (*ndo_neigh_construct)(struct neighbour * ) ; void (*ndo_neigh_destroy)(struct neighbour * ) ; int (*ndo_fdb_add)(struct ndmsg * , struct nlattr ** , struct net_device * , unsigned char const * , u16 ) ; int (*ndo_fdb_del)(struct ndmsg * , struct net_device * , unsigned char const * ) ; int (*ndo_fdb_dump)(struct sk_buff * , struct netlink_callback * , struct net_device * , int ) ; }; struct iw_handler_def; struct iw_public_data; struct vlan_info; struct in_device; struct dn_dev; struct inet6_dev; struct cpu_rmap; struct pcpu_lstats; struct pcpu_tstats; struct pcpu_dstats; union __anonunion_ldv_36339_216 { void *ml_priv ; struct pcpu_lstats *lstats ; struct pcpu_tstats *tstats ; struct pcpu_dstats *dstats ; }; struct garp_port; struct rtnl_link_ops; struct net_device { char name[16U] ; struct hlist_node name_hlist ; char *ifalias ; unsigned long mem_end ; unsigned long mem_start ; unsigned long base_addr ; unsigned int irq ; unsigned long state ; struct list_head dev_list ; struct list_head napi_list ; struct list_head unreg_list ; netdev_features_t features ; netdev_features_t hw_features ; netdev_features_t wanted_features ; netdev_features_t vlan_features ; int ifindex ; int iflink ; struct net_device_stats stats ; atomic_long_t rx_dropped ; struct iw_handler_def const *wireless_handlers ; struct iw_public_data *wireless_data ; struct net_device_ops const *netdev_ops ; struct ethtool_ops const *ethtool_ops ; struct header_ops const *header_ops ; unsigned int flags ; unsigned int priv_flags ; unsigned short gflags ; unsigned short padded ; unsigned char operstate ; unsigned char link_mode ; unsigned char if_port ; unsigned char dma ; unsigned int mtu ; unsigned short type ; unsigned short hard_header_len ; unsigned short needed_headroom ; unsigned short needed_tailroom ; unsigned char perm_addr[32U] ; unsigned char addr_assign_type ; unsigned char addr_len ; unsigned char neigh_priv_len ; unsigned short dev_id ; spinlock_t addr_list_lock ; struct netdev_hw_addr_list uc ; struct netdev_hw_addr_list mc ; bool uc_promisc ; unsigned int promiscuity ; unsigned int allmulti ; struct vlan_info *vlan_info ; struct dsa_switch_tree *dsa_ptr ; void *atalk_ptr ; struct in_device *ip_ptr ; struct dn_dev *dn_ptr ; struct inet6_dev *ip6_ptr ; void *ax25_ptr ; struct wireless_dev *ieee80211_ptr ; unsigned long last_rx ; struct net_device *master ; unsigned char *dev_addr ; struct netdev_hw_addr_list dev_addrs ; unsigned char broadcast[32U] ; struct kset *queues_kset ; struct netdev_rx_queue *_rx ; unsigned int num_rx_queues ; unsigned int real_num_rx_queues ; struct cpu_rmap *rx_cpu_rmap ; rx_handler_func_t *rx_handler ; void *rx_handler_data ; struct netdev_queue *ingress_queue ; struct netdev_queue *_tx ; unsigned int num_tx_queues ; unsigned int real_num_tx_queues ; struct Qdisc *qdisc ; unsigned long tx_queue_len ; spinlock_t tx_global_lock ; struct xps_dev_maps *xps_maps ; unsigned long trans_start ; int watchdog_timeo ; struct timer_list watchdog_timer ; int *pcpu_refcnt ; struct list_head todo_list ; struct hlist_node index_hlist ; struct list_head link_watch_list ; unsigned char reg_state ; bool dismantle ; unsigned short rtnl_link_state ; void (*destructor)(struct net_device * ) ; struct netpoll_info *npinfo ; struct net *nd_net ; union __anonunion_ldv_36339_216 ldv_36339 ; struct garp_port *garp_port ; struct device dev ; struct attribute_group const *sysfs_groups[4U] ; struct rtnl_link_ops const *rtnl_link_ops ; unsigned int gso_max_size ; u16 gso_max_segs ; struct dcbnl_rtnl_ops const *dcbnl_ops ; u8 num_tc ; struct netdev_tc_txq tc_to_txq[16U] ; u8 prio_tc_map[16U] ; unsigned int fcoe_ddp_xid ; struct netprio_map *priomap ; struct phy_device *phydev ; struct lock_class_key *qdisc_tx_busylock ; int group ; struct pm_qos_request pm_qos_req ; }; struct vhost_work; struct vhost_work { struct list_head node ; void (*fn)(struct vhost_work * ) ; wait_queue_head_t done ; int flushing ; unsigned int queue_seq ; unsigned int done_seq ; }; struct vhost_dev; struct vhost_poll { poll_table table ; wait_queue_head_t *wqh ; wait_queue_t wait ; struct vhost_work work ; unsigned long mask ; struct vhost_dev *dev ; }; struct vhost_log { u64 addr ; u64 len ; }; struct vhost_virtqueue; struct vhost_ubuf_ref { struct kref kref ; wait_queue_head_t wait ; struct vhost_virtqueue *vq ; }; struct vhost_virtqueue { struct vhost_dev *dev ; struct mutex mutex ; unsigned int num ; struct vring_desc *desc ; struct vring_avail *avail ; struct vring_used *used ; struct file *kick ; struct file *call ; struct file *error ; struct eventfd_ctx *call_ctx ; struct eventfd_ctx *error_ctx ; struct eventfd_ctx *log_ctx ; struct vhost_poll poll ; void (*handle_kick)(struct vhost_work * ) ; u16 last_avail_idx ; u16 avail_idx ; u16 last_used_idx ; u16 used_flags ; u16 signalled_used ; bool signalled_used_valid ; bool log_used ; u64 log_addr ; struct iovec iov[1024U] ; struct iovec hdr[12U] ; struct iovec *indirect ; size_t vhost_hlen ; size_t sock_hlen ; struct vring_used_elem *heads ; void *private_data ; void *log_base ; struct vhost_log *log ; int upend_idx ; int done_idx ; struct ubuf_info *ubuf_info ; struct vhost_ubuf_ref *ubufs ; }; struct vhost_dev { struct vhost_memory *memory ; struct mm_struct *mm ; struct mutex mutex ; unsigned int acked_features ; struct vhost_virtqueue *vqs ; int nvqs ; struct file *log_file ; struct eventfd_ctx *log_ctx ; spinlock_t work_lock ; struct list_head work_list ; struct task_struct *worker ; }; struct vhost_attach_cgroups_struct { struct vhost_work work ; struct task_struct *owner ; int ret ; }; typedef int ldv_func_ret_type___2; typedef short s16; typedef void (*ctor_fn_t)(void); struct bug_entry { int bug_addr_disp ; int file_disp ; unsigned short line ; unsigned short flags ; }; struct static_key; struct msghdr { void *msg_name ; int msg_namelen ; struct iovec *msg_iov ; __kernel_size_t msg_iovlen ; void *msg_control ; __kernel_size_t msg_controllen ; unsigned int msg_flags ; }; enum hrtimer_restart; enum ldv_21026 { SS_FREE = 0, SS_UNCONNECTED = 1, SS_CONNECTING = 2, SS_CONNECTED = 3, SS_DISCONNECTING = 4 } ; typedef enum ldv_21026 socket_state; struct socket_wq { wait_queue_head_t wait ; struct fasync_struct *fasync_list ; struct callback_head rcu ; }; struct proto_ops; struct socket { socket_state state ; short type ; unsigned long flags ; struct socket_wq *wq ; struct file *file ; struct sock *sk ; struct proto_ops const *ops ; }; struct proto_ops { int family ; struct module *owner ; int (*release)(struct socket * ) ; int (*bind)(struct socket * , struct sockaddr * , int ) ; int (*connect)(struct socket * , struct sockaddr * , int , int ) ; int (*socketpair)(struct socket * , struct socket * ) ; int (*accept)(struct socket * , struct socket * , int ) ; int (*getname)(struct socket * , struct sockaddr * , int * , int ) ; unsigned int (*poll)(struct file * , struct socket * , struct poll_table_struct * ) ; int (*ioctl)(struct socket * , unsigned int , unsigned long ) ; int (*compat_ioctl)(struct socket * , unsigned int , unsigned long ) ; int (*listen)(struct socket * , int ) ; int (*shutdown)(struct socket * , int ) ; int (*setsockopt)(struct socket * , int , int , char * , unsigned int ) ; int (*getsockopt)(struct socket * , int , int , char * , int * ) ; int (*compat_setsockopt)(struct socket * , int , int , char * , unsigned int ) ; int (*compat_getsockopt)(struct socket * , int , int , char * , int * ) ; int (*sendmsg)(struct kiocb * , struct socket * , struct msghdr * , size_t ) ; int (*recvmsg)(struct kiocb * , struct socket * , struct msghdr * , size_t , int ) ; int (*mmap)(struct file * , struct socket * , struct vm_area_struct * ) ; ssize_t (*sendpage)(struct socket * , struct page * , int , size_t , int ) ; ssize_t (*splice_read)(struct socket * , loff_t * , struct pipe_inode_info * , size_t , unsigned int ) ; void (*set_peek_off)(struct sock * , int ) ; }; struct exception_table_entry { int insn ; int fixup ; }; struct rtable; struct virtio_net_hdr { __u8 flags ; __u8 gso_type ; __u16 hdr_len ; __u16 gso_size ; __u16 csum_start ; __u16 csum_offset ; }; struct virtio_net_hdr_mrg_rxbuf { struct virtio_net_hdr hdr ; __u16 num_buffers ; }; struct miscdevice { int minor ; char const *name ; struct file_operations const *fops ; struct list_head list ; struct device *parent ; struct device *this_device ; char const *nodename ; umode_t mode ; }; typedef __u64 Elf64_Addr; typedef __u16 Elf64_Half; typedef __u32 Elf64_Word; typedef __u64 Elf64_Xword; struct elf64_sym { Elf64_Word st_name ; unsigned char st_info ; unsigned char st_other ; Elf64_Half st_shndx ; Elf64_Addr st_value ; Elf64_Xword st_size ; }; typedef struct elf64_sym Elf64_Sym; struct kernel_param; struct kernel_param_ops { int (*set)(char const * , struct kernel_param const * ) ; int (*get)(char * , struct kernel_param const * ) ; void (*free)(void * ) ; }; struct kparam_string; struct kparam_array; union __anonunion_ldv_29030_207 { void *arg ; struct kparam_string const *str ; struct kparam_array const *arr ; }; struct kernel_param { char const *name ; struct kernel_param_ops const *ops ; u16 perm ; s16 level ; union __anonunion_ldv_29030_207 ldv_29030 ; }; struct kparam_string { unsigned int maxlen ; char *string ; }; struct kparam_array { unsigned int max ; unsigned int elemsize ; unsigned int *num ; struct kernel_param_ops const *ops ; void *elem ; }; struct static_key { atomic_t enabled ; }; struct tracepoint; struct tracepoint_func { void *func ; void *data ; }; struct tracepoint { char const *name ; struct static_key key ; void (*regfunc)(void) ; void (*unregfunc)(void) ; struct tracepoint_func *funcs ; }; struct kernel_symbol { unsigned long value ; char const *name ; }; struct mod_arch_specific { }; struct module_param_attrs; struct module_kobject { struct kobject kobj ; struct module *mod ; struct kobject *drivers_dir ; struct module_param_attrs *mp ; }; struct module_attribute { struct attribute attr ; ssize_t (*show)(struct module_attribute * , struct module_kobject * , char * ) ; ssize_t (*store)(struct module_attribute * , struct module_kobject * , char const * , size_t ) ; void (*setup)(struct module * , char const * ) ; int (*test)(struct module * ) ; void (*free)(struct module * ) ; }; enum module_state { MODULE_STATE_LIVE = 0, MODULE_STATE_COMING = 1, MODULE_STATE_GOING = 2 } ; struct module_ref { unsigned long incs ; unsigned long decs ; }; struct module_sect_attrs; struct module_notes_attrs; struct ftrace_event_call; struct module { enum module_state state ; struct list_head list ; char name[56U] ; struct module_kobject mkobj ; struct module_attribute *modinfo_attrs ; char const *version ; char const *srcversion ; struct kobject *holders_dir ; struct kernel_symbol const *syms ; unsigned long const *crcs ; unsigned int num_syms ; struct kernel_param *kp ; unsigned int num_kp ; unsigned int num_gpl_syms ; struct kernel_symbol const *gpl_syms ; unsigned long const *gpl_crcs ; struct kernel_symbol const *unused_syms ; unsigned long const *unused_crcs ; unsigned int num_unused_syms ; unsigned int num_unused_gpl_syms ; struct kernel_symbol const *unused_gpl_syms ; unsigned long const *unused_gpl_crcs ; struct kernel_symbol const *gpl_future_syms ; unsigned long const *gpl_future_crcs ; unsigned int num_gpl_future_syms ; unsigned int num_exentries ; struct exception_table_entry *extable ; int (*init)(void) ; void *module_init ; void *module_core ; unsigned int init_size ; unsigned int core_size ; unsigned int init_text_size ; unsigned int core_text_size ; unsigned int init_ro_size ; unsigned int core_ro_size ; struct mod_arch_specific arch ; unsigned int taints ; unsigned int num_bugs ; struct list_head bug_list ; struct bug_entry *bug_table ; Elf64_Sym *symtab ; Elf64_Sym *core_symtab ; unsigned int num_symtab ; unsigned int core_num_syms ; char *strtab ; char *core_strtab ; struct module_sect_attrs *sect_attrs ; struct module_notes_attrs *notes_attrs ; char *args ; void *percpu ; unsigned int percpu_size ; unsigned int num_tracepoints ; struct tracepoint * const *tracepoints_ptrs ; unsigned int num_trace_bprintk_fmt ; char const **trace_bprintk_fmt_start ; struct ftrace_event_call **trace_events ; unsigned int num_trace_events ; struct list_head source_list ; struct list_head target_list ; struct task_struct *waiter ; void (*exit)(void) ; struct module_ref *refptr ; ctor_fn_t (**ctors)(void) ; unsigned int num_ctors ; }; struct sockaddr_ll { unsigned short sll_family ; __be16 sll_protocol ; int sll_ifindex ; unsigned short sll_hatype ; unsigned char sll_pkttype ; unsigned char sll_halen ; unsigned char sll_addr[8U] ; }; struct idr_layer { unsigned long bitmap ; struct idr_layer *ary[64U] ; int count ; int layer ; struct callback_head callback_head ; }; struct idr { struct idr_layer *top ; struct idr_layer *id_free ; int layers ; int id_free_cnt ; spinlock_t lock ; }; struct cgroup_subsys; struct cgroup_map_cb { int (*fill)(struct cgroup_map_cb * , char const * , u64 ) ; void *state ; }; struct cftype { char name[64U] ; int private ; umode_t mode ; size_t max_write_len ; unsigned int flags ; struct simple_xattrs xattrs ; int (*open)(struct inode * , struct file * ) ; ssize_t (*read)(struct cgroup * , struct cftype * , struct file * , char * , size_t , loff_t * ) ; u64 (*read_u64)(struct cgroup * , struct cftype * ) ; s64 (*read_s64)(struct cgroup * , struct cftype * ) ; int (*read_map)(struct cgroup * , struct cftype * , struct cgroup_map_cb * ) ; int (*read_seq_string)(struct cgroup * , struct cftype * , struct seq_file * ) ; ssize_t (*write)(struct cgroup * , struct cftype * , struct file * , char const * , size_t , loff_t * ) ; int (*write_u64)(struct cgroup * , struct cftype * , u64 ) ; int (*write_s64)(struct cgroup * , struct cftype * , s64 ) ; int (*write_string)(struct cgroup * , struct cftype * , char const * ) ; int (*trigger)(struct cgroup * , unsigned int ) ; int (*release)(struct inode * , struct file * ) ; int (*register_event)(struct cgroup * , struct cftype * , struct eventfd_ctx * , char const * ) ; void (*unregister_event)(struct cgroup * , struct cftype * , struct eventfd_ctx * ) ; }; struct cftype_set { struct list_head node ; struct cftype *cfts ; }; struct cgroup_taskset; struct cgroup_subsys { struct cgroup_subsys_state *(*create)(struct cgroup * ) ; int (*pre_destroy)(struct cgroup * ) ; void (*destroy)(struct cgroup * ) ; int (*can_attach)(struct cgroup * , struct cgroup_taskset * ) ; void (*cancel_attach)(struct cgroup * , struct cgroup_taskset * ) ; void (*attach)(struct cgroup * , struct cgroup_taskset * ) ; void (*fork)(struct task_struct * ) ; void (*exit)(struct cgroup * , struct cgroup * , struct task_struct * ) ; void (*post_clone)(struct cgroup * ) ; void (*bind)(struct cgroup * ) ; int subsys_id ; int active ; int disabled ; int early_init ; bool use_id ; bool __DEPRECATED_clear_css_refs ; bool broken_hierarchy ; bool warned_broken_hierarchy ; char const *name ; struct cgroupfs_root *root ; struct list_head sibling ; struct idr idr ; spinlock_t id_lock ; struct list_head cftsets ; struct cftype *base_cftypes ; struct cftype_set base_cftset ; struct module *module ; }; struct xfrm_policy; struct xfrm_state; struct sock_filter { __u16 code ; __u8 jt ; __u8 jf ; __u32 k ; }; struct sk_filter { atomic_t refcnt ; unsigned int len ; unsigned int (*bpf_func)(struct sk_buff const * , struct sock_filter const * ) ; struct callback_head rcu ; struct sock_filter insns[0U] ; }; struct nla_policy { u16 type ; u16 len ; }; struct res_counter { unsigned long long usage ; unsigned long long max_usage ; unsigned long long limit ; unsigned long long soft_limit ; unsigned long long failcnt ; spinlock_t lock ; struct res_counter *parent ; }; struct rtnl_link_ops { struct list_head list ; char const *kind ; size_t priv_size ; void (*setup)(struct net_device * ) ; int maxtype ; struct nla_policy const *policy ; int (*validate)(struct nlattr ** , struct nlattr ** ) ; int (*newlink)(struct net * , struct net_device * , struct nlattr ** , struct nlattr ** ) ; int (*changelink)(struct net_device * , struct nlattr ** , struct nlattr ** ) ; void (*dellink)(struct net_device * , struct list_head * ) ; size_t (*get_size)(struct net_device const * ) ; int (*fill_info)(struct sk_buff * , struct net_device const * ) ; size_t (*get_xstats_size)(struct net_device const * ) ; int (*fill_xstats)(struct sk_buff * , struct net_device const * ) ; unsigned int (*get_num_tx_queues)(void) ; unsigned int (*get_num_rx_queues)(void) ; }; struct neigh_table; struct neigh_parms { struct net *net ; struct net_device *dev ; struct neigh_parms *next ; int (*neigh_setup)(struct neighbour * ) ; void (*neigh_cleanup)(struct neighbour * ) ; struct neigh_table *tbl ; void *sysctl_table ; int dead ; atomic_t refcnt ; struct callback_head callback_head ; int base_reachable_time ; int retrans_time ; int gc_staletime ; int reachable_time ; int delay_probe_time ; int queue_len_bytes ; int ucast_probes ; int app_probes ; int mcast_probes ; int anycast_delay ; int proxy_delay ; int proxy_qlen ; int locktime ; }; struct neigh_statistics { unsigned long allocs ; unsigned long destroys ; unsigned long hash_grows ; unsigned long res_failed ; unsigned long lookups ; unsigned long hits ; unsigned long rcv_probes_mcast ; unsigned long rcv_probes_ucast ; unsigned long periodic_gc_runs ; unsigned long forced_gc_runs ; unsigned long unres_discards ; }; struct neigh_ops; struct neighbour { struct neighbour *next ; struct neigh_table *tbl ; struct neigh_parms *parms ; unsigned long confirmed ; unsigned long updated ; rwlock_t lock ; atomic_t refcnt ; struct sk_buff_head arp_queue ; unsigned int arp_queue_len_bytes ; struct timer_list timer ; unsigned long used ; atomic_t probes ; __u8 flags ; __u8 nud_state ; __u8 type ; __u8 dead ; seqlock_t ha_lock ; unsigned char ha[32U] ; struct hh_cache hh ; int (*output)(struct neighbour * , struct sk_buff * ) ; struct neigh_ops const *ops ; struct callback_head rcu ; struct net_device *dev ; u8 primary_key[0U] ; }; struct neigh_ops { int family ; void (*solicit)(struct neighbour * , struct sk_buff * ) ; void (*error_report)(struct neighbour * , struct sk_buff * ) ; int (*output)(struct neighbour * , struct sk_buff * ) ; int (*connected_output)(struct neighbour * , struct sk_buff * ) ; }; struct pneigh_entry { struct pneigh_entry *next ; struct net *net ; struct net_device *dev ; u8 flags ; u8 key[0U] ; }; struct neigh_hash_table { struct neighbour **hash_buckets ; unsigned int hash_shift ; __u32 hash_rnd[4U] ; struct callback_head rcu ; }; struct neigh_table { struct neigh_table *next ; int family ; int entry_size ; int key_len ; __u32 (*hash)(void const * , struct net_device const * , __u32 * ) ; int (*constructor)(struct neighbour * ) ; int (*pconstructor)(struct pneigh_entry * ) ; void (*pdestructor)(struct pneigh_entry * ) ; void (*proxy_redo)(struct sk_buff * ) ; char *id ; struct neigh_parms parms ; int gc_interval ; int gc_thresh1 ; int gc_thresh2 ; int gc_thresh3 ; unsigned long last_flush ; struct delayed_work gc_work ; struct timer_list proxy_timer ; struct sk_buff_head proxy_queue ; atomic_t entries ; rwlock_t lock ; unsigned long last_rand ; struct neigh_statistics *stats ; struct neigh_hash_table *nht ; struct pneigh_entry **phash_buckets ; }; union __anonunion_ldv_40078_226 { unsigned long expires ; struct dst_entry *from ; }; struct dn_route; union __anonunion_ldv_40103_227 { struct dst_entry *next ; struct rtable *rt_next ; struct rt6_info *rt6_next ; struct dn_route *dn_next ; }; struct dst_entry { struct callback_head callback_head ; struct dst_entry *child ; struct net_device *dev ; struct dst_ops *ops ; unsigned long _metrics ; union __anonunion_ldv_40078_226 ldv_40078 ; struct dst_entry *path ; void *__pad0 ; struct xfrm_state *xfrm ; int (*input)(struct sk_buff * ) ; int (*output)(struct sk_buff * ) ; unsigned short flags ; unsigned short pending_confirm ; short error ; short obsolete ; unsigned short header_len ; unsigned short trailer_len ; __u32 tclassid ; long __pad_to_align_refcnt[2U] ; atomic_t __refcnt ; int __use ; unsigned long lastuse ; union __anonunion_ldv_40103_227 ldv_40103 ; }; struct __anonstruct_socket_lock_t_228 { spinlock_t slock ; int owned ; wait_queue_head_t wq ; struct lockdep_map dep_map ; }; typedef struct __anonstruct_socket_lock_t_228 socket_lock_t; struct proto; union __anonunion_ldv_40318_229 { unsigned int skc_hash ; __u16 skc_u16hashes[2U] ; }; union __anonunion_ldv_40326_230 { struct hlist_node skc_bind_node ; struct hlist_nulls_node skc_portaddr_node ; }; union __anonunion_ldv_40333_231 { struct hlist_node skc_node ; struct hlist_nulls_node skc_nulls_node ; }; struct sock_common { __be32 skc_daddr ; __be32 skc_rcv_saddr ; union __anonunion_ldv_40318_229 ldv_40318 ; unsigned short skc_family ; unsigned char volatile skc_state ; unsigned char skc_reuse ; int skc_bound_dev_if ; union __anonunion_ldv_40326_230 ldv_40326 ; struct proto *skc_prot ; struct net *skc_net ; int skc_dontcopy_begin[0U] ; union __anonunion_ldv_40333_231 ldv_40333 ; int skc_tx_queue_mapping ; atomic_t skc_refcnt ; int skc_dontcopy_end[0U] ; }; struct cg_proto; struct __anonstruct_sk_backlog_232 { atomic_t rmem_alloc ; int len ; struct sk_buff *head ; struct sk_buff *tail ; }; struct sock { struct sock_common __sk_common ; socket_lock_t sk_lock ; struct sk_buff_head sk_receive_queue ; struct __anonstruct_sk_backlog_232 sk_backlog ; int sk_forward_alloc ; __u32 sk_rxhash ; atomic_t sk_drops ; int sk_rcvbuf ; struct sk_filter *sk_filter ; struct socket_wq *sk_wq ; struct sk_buff_head sk_async_wait_queue ; struct xfrm_policy *sk_policy[2U] ; unsigned long sk_flags ; struct dst_entry *sk_rx_dst ; struct dst_entry *sk_dst_cache ; spinlock_t sk_dst_lock ; atomic_t sk_wmem_alloc ; atomic_t sk_omem_alloc ; int sk_sndbuf ; struct sk_buff_head sk_write_queue ; unsigned char sk_shutdown : 2 ; unsigned char sk_no_check : 2 ; unsigned char sk_userlocks : 4 ; unsigned char sk_protocol ; unsigned short sk_type ; int sk_wmem_queued ; gfp_t sk_allocation ; netdev_features_t sk_route_caps ; netdev_features_t sk_route_nocaps ; int sk_gso_type ; unsigned int sk_gso_max_size ; u16 sk_gso_max_segs ; int sk_rcvlowat ; unsigned long sk_lingertime ; struct sk_buff_head sk_error_queue ; struct proto *sk_prot_creator ; rwlock_t sk_callback_lock ; int sk_err ; int sk_err_soft ; unsigned short sk_ack_backlog ; unsigned short sk_max_ack_backlog ; __u32 sk_priority ; __u32 sk_cgrp_prioidx ; struct pid *sk_peer_pid ; struct cred const *sk_peer_cred ; long sk_rcvtimeo ; long sk_sndtimeo ; void *sk_protinfo ; struct timer_list sk_timer ; ktime_t sk_stamp ; struct socket *sk_socket ; void *sk_user_data ; struct page_frag sk_frag ; struct sk_buff *sk_send_head ; __s32 sk_peek_off ; int sk_write_pending ; void *sk_security ; __u32 sk_mark ; u32 sk_classid ; struct cg_proto *sk_cgrp ; void (*sk_state_change)(struct sock * ) ; void (*sk_data_ready)(struct sock * , int ) ; void (*sk_write_space)(struct sock * ) ; void (*sk_error_report)(struct sock * ) ; int (*sk_backlog_rcv)(struct sock * , struct sk_buff * ) ; void (*sk_destruct)(struct sock * ) ; }; enum sock_flags { SOCK_DEAD = 0, SOCK_DONE = 1, SOCK_URGINLINE = 2, SOCK_KEEPOPEN = 3, SOCK_LINGER = 4, SOCK_DESTROY = 5, SOCK_BROADCAST = 6, SOCK_TIMESTAMP = 7, SOCK_ZAPPED = 8, SOCK_USE_WRITE_QUEUE = 9, SOCK_DBG = 10, SOCK_RCVTSTAMP = 11, SOCK_RCVTSTAMPNS = 12, SOCK_LOCALROUTE = 13, SOCK_QUEUE_SHRUNK = 14, SOCK_MEMALLOC = 15, SOCK_TIMESTAMPING_TX_HARDWARE = 16, SOCK_TIMESTAMPING_TX_SOFTWARE = 17, SOCK_TIMESTAMPING_RX_HARDWARE = 18, SOCK_TIMESTAMPING_RX_SOFTWARE = 19, SOCK_TIMESTAMPING_SOFTWARE = 20, SOCK_TIMESTAMPING_RAW_HARDWARE = 21, SOCK_TIMESTAMPING_SYS_HARDWARE = 22, SOCK_FASYNC = 23, SOCK_RXQ_OVFL = 24, SOCK_ZEROCOPY = 25, SOCK_WIFI_STATUS = 26, SOCK_NOFCS = 27 } ; struct request_sock_ops; struct timewait_sock_ops; struct inet_hashinfo; struct raw_hashinfo; struct udp_table; union __anonunion_h_233 { struct inet_hashinfo *hashinfo ; struct udp_table *udp_table ; struct raw_hashinfo *raw_hash ; }; struct proto { void (*close)(struct sock * , long ) ; int (*connect)(struct sock * , struct sockaddr * , int ) ; int (*disconnect)(struct sock * , int ) ; struct sock *(*accept)(struct sock * , int , int * ) ; int (*ioctl)(struct sock * , int , unsigned long ) ; int (*init)(struct sock * ) ; void (*destroy)(struct sock * ) ; void (*shutdown)(struct sock * , int ) ; int (*setsockopt)(struct sock * , int , int , char * , unsigned int ) ; int (*getsockopt)(struct sock * , int , int , char * , int * ) ; int (*compat_setsockopt)(struct sock * , int , int , char * , unsigned int ) ; int (*compat_getsockopt)(struct sock * , int , int , char * , int * ) ; int (*compat_ioctl)(struct sock * , unsigned int , unsigned long ) ; int (*sendmsg)(struct kiocb * , struct sock * , struct msghdr * , size_t ) ; int (*recvmsg)(struct kiocb * , struct sock * , struct msghdr * , size_t , int , int , int * ) ; int (*sendpage)(struct sock * , struct page * , int , size_t , int ) ; int (*bind)(struct sock * , struct sockaddr * , int ) ; int (*backlog_rcv)(struct sock * , struct sk_buff * ) ; void (*release_cb)(struct sock * ) ; void (*mtu_reduced)(struct sock * ) ; void (*hash)(struct sock * ) ; void (*unhash)(struct sock * ) ; void (*rehash)(struct sock * ) ; int (*get_port)(struct sock * , unsigned short ) ; void (*clear_sk)(struct sock * , int ) ; unsigned int inuse_idx ; void (*enter_memory_pressure)(struct sock * ) ; atomic_long_t *memory_allocated ; struct percpu_counter *sockets_allocated ; int *memory_pressure ; long *sysctl_mem ; int *sysctl_wmem ; int *sysctl_rmem ; int max_header ; bool no_autobind ; struct kmem_cache *slab ; unsigned int obj_size ; int slab_flags ; struct percpu_counter *orphan_count ; struct request_sock_ops *rsk_prot ; struct timewait_sock_ops *twsk_prot ; union __anonunion_h_233 h ; struct module *owner ; char name[32U] ; struct list_head node ; int (*init_cgroup)(struct mem_cgroup * , struct cgroup_subsys * ) ; void (*destroy_cgroup)(struct mem_cgroup * ) ; struct cg_proto *(*proto_cgroup)(struct mem_cgroup * ) ; }; struct cg_proto { void (*enter_memory_pressure)(struct sock * ) ; struct res_counter *memory_allocated ; struct percpu_counter *sockets_allocated ; int *memory_pressure ; long *sysctl_mem ; unsigned long flags ; struct mem_cgroup *memcg ; }; enum vhost_net_poll_state { VHOST_NET_POLL_DISABLED = 0, VHOST_NET_POLL_STARTED = 1, VHOST_NET_POLL_STOPPED = 2 } ; struct vhost_net { struct vhost_dev dev ; struct vhost_virtqueue vqs[2U] ; struct vhost_poll poll[2U] ; enum vhost_net_poll_state tx_poll_state ; }; struct __anonstruct_uaddr_237 { struct sockaddr_ll sa ; char buf[32U] ; }; typedef int ldv_func_ret_type___8; long ldv__builtin_expect(long exp , long c ) ; __inline static void set_bit(unsigned int nr , unsigned long volatile *addr ) { { __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); return; } } __inline static int variable_test_bit(int nr , unsigned long const volatile *addr ) { int oldbit ; { __asm__ volatile ("bt %2,%1\n\tsbb %0,%0": "=r" (oldbit): "m" (*((unsigned long *)addr)), "Ir" (nr)); return (oldbit); } } extern int __dynamic_pr_debug(struct _ddebug * , char const * , ...) ; extern void might_fault(void) ; __inline static void INIT_LIST_HEAD(struct list_head *list ) { { list->next = list; list->prev = list; return; } } extern void __list_add(struct list_head * , struct list_head * , struct list_head * ) ; __inline static void list_add_tail(struct list_head *new , struct list_head *head ) { { __list_add(new, head->prev, head); return; } } extern void __list_del_entry(struct list_head * ) ; __inline static void list_del_init(struct list_head *entry ) { { __list_del_entry(entry); INIT_LIST_HEAD(entry); return; } } __inline static int list_empty(struct list_head const *head ) { { return ((unsigned long )((struct list_head const *)head->next) == (unsigned long )head); } } extern void __bad_percpu_size(void) ; extern struct task_struct *current_task ; __inline static struct task_struct *get_current(void) { struct task_struct *pfo_ret__ ; { switch (8UL) { case 1UL: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); goto ldv_2860; case 2UL: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); goto ldv_2860; case 4UL: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); goto ldv_2860; case 8UL: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); goto ldv_2860; default: __bad_percpu_size(); } ldv_2860: ; return (pfo_ret__); } } extern void warn_slowpath_fmt(char const * , int const , char const * , ...) ; extern void warn_slowpath_null(char const * , int const ) ; __inline static void *ERR_PTR(long error ) { { return ((void *)error); } } __inline static long PTR_ERR(void const *ptr ) { { return ((long )ptr); } } __inline static long IS_ERR(void const *ptr ) { long tmp ; { tmp = ldv__builtin_expect((unsigned long )ptr > 0xfffffffffffff000UL, 0L); return (tmp); } } extern void __xchg_wrong_size(void) ; __inline static int atomic_read(atomic_t const *v ) { { return ((int )*((int volatile *)(& v->counter))); } } __inline static void atomic_set(atomic_t *v , int i ) { { v->counter = i; return; } } __inline static int atomic_sub_and_test(int i , atomic_t *v ) { unsigned char c ; { __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; subl %2,%0; sete %1": "+m" (v->counter), "=qm" (c): "ir" (i): "memory"); return ((int )c); } } extern void lock_acquire(struct lockdep_map * , unsigned int , int , int , int , struct lockdep_map * , unsigned long ) ; extern void lock_release(struct lockdep_map * , int , unsigned long ) ; extern int lock_is_held(struct lockdep_map * ) ; extern void lockdep_rcu_suspicious(char const * , int const , char const * ) ; extern void __mutex_init(struct mutex * , char const * , struct lock_class_key * ) ; extern int mutex_trylock(struct mutex * ) ; int ldv_mutex_trylock_4(struct mutex *ldv_func_arg1 ) ; extern void mutex_unlock(struct mutex * ) ; void ldv_mutex_unlock_2(struct mutex *ldv_func_arg1 ) ; void ldv_mutex_unlock_5(struct mutex *ldv_func_arg1 ) ; void ldv_mutex_unlock_7(struct mutex *ldv_func_arg1 ) ; void ldv_mutex_unlock_9(struct mutex *ldv_func_arg1 ) ; void ldv_mutex_unlock_11(struct mutex *ldv_func_arg1 ) ; void ldv_mutex_unlock_13(struct mutex *ldv_func_arg1 ) ; void ldv_mutex_unlock_15(struct mutex *ldv_func_arg1 ) ; void ldv_mutex_unlock_17(struct mutex *ldv_func_arg1 ) ; void ldv_mutex_unlock_19(struct mutex *ldv_func_arg1 ) ; extern void mutex_lock(struct mutex * ) ; void ldv_mutex_lock_1(struct mutex *ldv_func_arg1 ) ; void ldv_mutex_lock_3(struct mutex *ldv_func_arg1 ) ; void ldv_mutex_lock_6(struct mutex *ldv_func_arg1 ) ; void ldv_mutex_lock_8(struct mutex *ldv_func_arg1 ) ; void ldv_mutex_lock_10(struct mutex *ldv_func_arg1 ) ; void ldv_mutex_lock_12(struct mutex *ldv_func_arg1 ) ; void ldv_mutex_lock_14(struct mutex *ldv_func_arg1 ) ; void ldv_mutex_lock_16(struct mutex *ldv_func_arg1 ) ; void ldv_mutex_lock_18(struct mutex *ldv_func_arg1 ) ; void ldv_mutex_lock_cred_guard_mutex(struct mutex *lock ) ; void ldv_mutex_unlock_cred_guard_mutex(struct mutex *lock ) ; void ldv_mutex_lock_lock(struct mutex *lock ) ; void ldv_mutex_unlock_lock(struct mutex *lock ) ; void ldv_mutex_lock_mtx(struct mutex *lock ) ; void ldv_mutex_unlock_mtx(struct mutex *lock ) ; void ldv_mutex_lock_mutex(struct mutex *lock ) ; int ldv_mutex_trylock_mutex(struct mutex *lock ) ; void ldv_mutex_unlock_mutex(struct mutex *lock ) ; extern void fput(struct file * ) ; extern unsigned long kernel_stack ; __inline static struct thread_info *current_thread_info(void) { struct thread_info *ti ; unsigned long pfo_ret__ ; { switch (8UL) { case 1UL: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& kernel_stack)); goto ldv_6287; case 2UL: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& kernel_stack)); goto ldv_6287; case 4UL: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& kernel_stack)); goto ldv_6287; case 8UL: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& kernel_stack)); goto ldv_6287; default: __bad_percpu_size(); } ldv_6287: ti = (struct thread_info *)(pfo_ret__ - 8152UL); return (ti); } } __inline static int test_ti_thread_flag(struct thread_info *ti , int flag ) { int tmp ; { tmp = variable_test_bit(flag, (unsigned long const volatile *)(& ti->flags)); return (tmp); } } extern void __raw_spin_lock_init(raw_spinlock_t * , char const * , struct lock_class_key * ) ; extern void _raw_spin_lock_irq(raw_spinlock_t * ) ; extern unsigned long _raw_spin_lock_irqsave(raw_spinlock_t * ) ; extern void _raw_spin_unlock_irq(raw_spinlock_t * ) ; extern void _raw_spin_unlock_irqrestore(raw_spinlock_t * , unsigned long ) ; __inline static raw_spinlock_t *spinlock_check(spinlock_t *lock ) { { return (& lock->ldv_5957.rlock); } } __inline static void spin_lock_irq(spinlock_t *lock ) { { _raw_spin_lock_irq(& lock->ldv_5957.rlock); return; } } __inline static void spin_unlock_irq(spinlock_t *lock ) { { _raw_spin_unlock_irq(& lock->ldv_5957.rlock); return; } } __inline static void spin_unlock_irqrestore(spinlock_t *lock , unsigned long flags ) { { _raw_spin_unlock_irqrestore(& lock->ldv_5957.rlock, flags); return; } } extern void __init_waitqueue_head(wait_queue_head_t * , char const * , struct lock_class_key * ) ; __inline static void init_waitqueue_func_entry(wait_queue_t *q , int (*func)(wait_queue_t * , unsigned int , int , void * ) ) { { q->flags = 0U; q->private = 0; q->func = func; return; } } extern void add_wait_queue(wait_queue_head_t * , wait_queue_t * ) ; extern void remove_wait_queue(wait_queue_head_t * , wait_queue_t * ) ; extern void __wake_up(wait_queue_head_t * , unsigned int , int , void * ) ; extern void prepare_to_wait(wait_queue_head_t * , wait_queue_t * , int ) ; extern void finish_wait(wait_queue_head_t * , wait_queue_t * ) ; extern int autoremove_wake_function(wait_queue_t * , unsigned int , int , void * ) ; extern void eventfd_ctx_put(struct eventfd_ctx * ) ; extern struct file *eventfd_fget(int ) ; extern struct eventfd_ctx *eventfd_ctx_fileget(struct file * ) ; extern __u64 eventfd_signal(struct eventfd_ctx * , __u64 ) ; extern void synchronize_sched(void) ; __inline static void __rcu_read_lock(void) { struct thread_info *tmp ; { tmp = current_thread_info(); tmp->preempt_count = tmp->preempt_count + 1; __asm__ volatile ("": : : "memory"); return; } } __inline static void __rcu_read_unlock(void) { struct thread_info *tmp ; { __asm__ volatile ("": : : "memory"); tmp = current_thread_info(); tmp->preempt_count = tmp->preempt_count + -1; __asm__ volatile ("": : : "memory"); return; } } __inline static void synchronize_rcu(void) { { synchronize_sched(); return; } } extern int rcu_is_cpu_idle(void) ; extern bool rcu_lockdep_current_cpu_online(void) ; __inline static void rcu_lock_acquire(struct lockdep_map *map ) { { lock_acquire(map, 0U, 0, 2, 1, 0, (unsigned long )((void *)0)); return; } } __inline static void rcu_lock_release(struct lockdep_map *map ) { { lock_release(map, 1, (unsigned long )((void *)0)); return; } } extern struct lockdep_map rcu_lock_map ; extern int debug_lockdep_rcu_enabled(void) ; __inline static int rcu_read_lock_held(void) { int tmp ; int tmp___0 ; bool tmp___1 ; int tmp___2 ; int tmp___3 ; { tmp = debug_lockdep_rcu_enabled(); if (tmp == 0) { return (1); } else { } tmp___0 = rcu_is_cpu_idle(); if (tmp___0 != 0) { return (0); } else { } tmp___1 = rcu_lockdep_current_cpu_online(); if (tmp___1) { tmp___2 = 0; } else { tmp___2 = 1; } if (tmp___2) { return (0); } else { } tmp___3 = lock_is_held(& rcu_lock_map); return (tmp___3); } } __inline static void rcu_read_lock(void) { bool __warned ; int tmp ; int tmp___0 ; { __rcu_read_lock(); rcu_lock_acquire(& rcu_lock_map); tmp = debug_lockdep_rcu_enabled(); if (tmp != 0 && ! __warned) { tmp___0 = rcu_is_cpu_idle(); if (tmp___0 != 0) { __warned = 1; lockdep_rcu_suspicious("include/linux/rcupdate.h", 738, "rcu_read_lock() used illegally while idle"); } else { } } else { } return; } } __inline static void rcu_read_unlock(void) { bool __warned ; int tmp ; int tmp___0 ; { tmp = debug_lockdep_rcu_enabled(); if (tmp != 0 && ! __warned) { tmp___0 = rcu_is_cpu_idle(); if (tmp___0 != 0) { __warned = 1; lockdep_rcu_suspicious("include/linux/rcupdate.h", 759, "rcu_read_unlock() used illegally while idle"); } else { } } else { } rcu_lock_release(& rcu_lock_map); __rcu_read_unlock(); return; } } extern void put_page(struct page * ) ; __inline static void *lowmem_page_address(struct page const *page ) { { return ((void *)((unsigned long )((unsigned long long )(((long )page + 24189255811072L) / 64L) << 12) + 0xffff880000000000UL)); } } extern int get_user_pages_fast(unsigned long , int , int , struct page ** ) ; extern int set_page_dirty_lock(struct page * ) ; __inline static void kref_init(struct kref *kref ) { { atomic_set(& kref->refcount, 1); return; } } __inline static int kref_sub(struct kref *kref , unsigned int count , void (*release)(struct kref * ) ) { int __ret_warn_on ; long tmp ; int tmp___0 ; { __ret_warn_on = (unsigned long )release == (unsigned long )((void (*)(struct kref * ))0); tmp = ldv__builtin_expect(__ret_warn_on != 0, 0L); if (tmp != 0L) { warn_slowpath_null("include/linux/kref.h", 67); } else { } ldv__builtin_expect(__ret_warn_on != 0, 0L); tmp___0 = atomic_sub_and_test((int )count, & kref->refcount); if (tmp___0 != 0) { (*release)(kref); return (1); } else { } return (0); } } __inline static int kref_put(struct kref *kref , void (*release)(struct kref * ) ) { int tmp ; { tmp = kref_sub(kref, 1U, release); return (tmp); } } __inline static int vring_need_event(__u16 event_idx , __u16 new_idx , __u16 old ) { { return ((unsigned int )((int )new_idx - (int )event_idx) - 1U < (unsigned int )((int )new_idx - (int )old)); } } extern int memcpy_fromiovec(unsigned char * , struct iovec * , int ) ; extern void kfree(void const * ) ; extern void *__kmalloc(size_t , gfp_t ) ; __inline static void *kmalloc(size_t size , gfp_t flags ) { void *tmp___2 ; { tmp___2 = __kmalloc(size, flags); return (tmp___2); } } extern int __get_user_bad(void) ; extern void __put_user_bad(void) ; extern unsigned long copy_user_enhanced_fast_string(void * , void const * , unsigned int ) ; extern unsigned long copy_user_generic_string(void * , void const * , unsigned int ) ; extern unsigned long copy_user_generic_unrolled(void * , void const * , unsigned int ) ; __inline static unsigned long copy_user_generic(void *to , void const *from , unsigned int len ) { unsigned int ret ; { __asm__ volatile ("661:\n\tcall %P4\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (3*32+16)\n .byte 662b-661b\n .byte 6641f-6631f\n .long 661b - .\n .long 6632f - .\n .word (9*32+ 9)\n .byte 662b-661b\n .byte 6642f-6632f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n .byte 0xff + (6642f-6632f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\tcall %P5\n6641:\n\t6632:\n\tcall %P6\n6642:\n\t.popsection": "=a" (ret), "=D" (to), "=S" (from), "=d" (len): [old] "i" (& copy_user_generic_unrolled), [new1] "i" (& copy_user_generic_string), [new2] "i" (& copy_user_enhanced_fast_string), "1" (to), "2" (from), "3" (len): "memory", "rcx", "r8", "r9", "r10", "r11"); return ((unsigned long )ret); } } extern unsigned long _copy_to_user(void * , void const * , unsigned int ) ; extern unsigned long _copy_from_user(void * , void const * , unsigned int ) ; __inline static unsigned long copy_from_user(void *to , void const *from , unsigned long n ) { int sz ; unsigned long tmp ; int __ret_warn_on ; long tmp___0 ; long tmp___1 ; long tmp___2 ; { tmp = __builtin_object_size((void const *)to, 0); sz = (int )tmp; might_fault(); tmp___1 = ldv__builtin_expect(sz == -1, 1L); if (tmp___1 != 0L) { n = _copy_from_user(to, from, (unsigned int )n); } else { tmp___2 = ldv__builtin_expect((unsigned long )sz >= n, 1L); if (tmp___2 != 0L) { n = _copy_from_user(to, from, (unsigned int )n); } else { __ret_warn_on = 1; tmp___0 = ldv__builtin_expect(__ret_warn_on != 0, 0L); if (tmp___0 != 0L) { warn_slowpath_fmt("/work/vladimir/UFO/Work/test/inst/current/envs/linux-3.7.3/linux-3.7.3/arch/x86/include/asm/uaccess_64.h", 66, "Buffer overflow detected!\n"); } else { } ldv__builtin_expect(__ret_warn_on != 0, 0L); } } return (n); } } __inline static int copy_to_user(void *dst , void const *src , unsigned int size ) { unsigned long tmp ; { might_fault(); tmp = _copy_to_user(dst, src, size); return ((int )tmp); } } __inline static int __copy_from_user(void *dst , void const *src , unsigned int size ) { int ret ; unsigned long tmp ; long tmp___0 ; long tmp___1 ; unsigned long tmp___2 ; { ret = 0; might_fault(); tmp = copy_user_generic(dst, src, size); return ((int )tmp); switch (size) { case 1U: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovb %2,%b1\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\txorb %b1,%b1\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (ret), "=q" (*((u8 *)dst)): "m" (*((struct __large_struct *)src)), "i" (1), "0" (ret)); return (ret); case 2U: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovw %2,%w1\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\txorw %w1,%w1\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (ret), "=r" (*((u16 *)dst)): "m" (*((struct __large_struct *)src)), "i" (2), "0" (ret)); return (ret); case 4U: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovl %2,%k1\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\txorl %k1,%k1\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (ret), "=r" (*((u32 *)dst)): "m" (*((struct __large_struct *)src)), "i" (4), "0" (ret)); return (ret); case 8U: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovq %2,%1\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\txorq %1,%1\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (ret), "=r" (*((u64 *)dst)): "m" (*((struct __large_struct *)src)), "i" (8), "0" (ret)); return (ret); case 10U: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovq %2,%1\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\txorq %1,%1\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (ret), "=r" (*((u64 *)dst)): "m" (*((struct __large_struct *)src)), "i" (10), "0" (ret)); tmp___0 = ldv__builtin_expect(ret != 0, 0L); if (tmp___0 != 0L) { return (ret); } else { } __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovw %2,%w1\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\txorw %w1,%w1\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (ret), "=r" (*((u16 *)dst + 8U)): "m" (*((struct __large_struct *)src + 8U)), "i" (2), "0" (ret)); return (ret); case 16U: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovq %2,%1\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\txorq %1,%1\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (ret), "=r" (*((u64 *)dst)): "m" (*((struct __large_struct *)src)), "i" (16), "0" (ret)); tmp___1 = ldv__builtin_expect(ret != 0, 0L); if (tmp___1 != 0L) { return (ret); } else { } __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovq %2,%1\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\txorq %1,%1\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (ret), "=r" (*((u64 *)dst + 8U)): "m" (*((struct __large_struct *)src + 8U)), "i" (8), "0" (ret)); return (ret); default: tmp___2 = copy_user_generic(dst, src, size); return ((int )tmp___2); } } } __inline static int __copy_to_user(void *dst , void const *src , unsigned int size ) { int ret ; unsigned long tmp ; long tmp___0 ; long tmp___1 ; unsigned long tmp___2 ; { ret = 0; might_fault(); tmp = copy_user_generic(dst, src, size); return ((int )tmp); switch (size) { case 1U: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovb %b1,%2\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (ret): "iq" (*((u8 *)src)), "m" (*((struct __large_struct *)dst)), "i" (1), "0" (ret)); return (ret); case 2U: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovw %w1,%2\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (ret): "ir" (*((u16 *)src)), "m" (*((struct __large_struct *)dst)), "i" (2), "0" (ret)); return (ret); case 4U: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovl %k1,%2\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (ret): "ir" (*((u32 *)src)), "m" (*((struct __large_struct *)dst)), "i" (4), "0" (ret)); return (ret); case 8U: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovq %1,%2\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (ret): "er" (*((u64 *)src)), "m" (*((struct __large_struct *)dst)), "i" (8), "0" (ret)); return (ret); case 10U: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovq %1,%2\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (ret): "er" (*((u64 *)src)), "m" (*((struct __large_struct *)dst)), "i" (10), "0" (ret)); tmp___0 = ldv__builtin_expect(ret != 0, 0L); if (tmp___0 != 0L) { return (ret); } else { } __asm__ volatile ("": : : "memory"); __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovw %w1,%2\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (ret): "ir" (*((u16 *)src + 4UL)), "m" (*((struct __large_struct *)dst + 4U)), "i" (2), "0" (ret)); return (ret); case 16U: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovq %1,%2\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (ret): "er" (*((u64 *)src)), "m" (*((struct __large_struct *)dst)), "i" (16), "0" (ret)); tmp___1 = ldv__builtin_expect(ret != 0, 0L); if (tmp___1 != 0L) { return (ret); } else { } __asm__ volatile ("": : : "memory"); __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovq %1,%2\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (ret): "er" (*((u64 *)src + 1UL)), "m" (*((struct __large_struct *)dst + 1U)), "i" (8), "0" (ret)); return (ret); default: tmp___2 = copy_user_generic(dst, src, size); return ((int )tmp___2); } } } extern void use_mm(struct mm_struct * ) ; extern void unuse_mm(struct mm_struct * ) ; __inline static void init_poll_funcptr(poll_table *pt , void (*qproc)(struct file * , wait_queue_head_t * , struct poll_table_struct * ) ) { { pt->_qproc = qproc; pt->_key = 0xffffffffffffffffUL; return; } } __inline static void *kmap_atomic(struct page *page ) { void *tmp ; { __rcu_read_lock(); tmp = lowmem_page_address((struct page const *)page); return (tmp); } } __inline static void __kunmap_atomic(void *addr ) { { __rcu_read_unlock(); return; } } extern void schedule(void) ; extern int wake_up_process(struct task_struct * ) ; extern void mmput(struct mm_struct * ) ; extern struct mm_struct *get_task_mm(struct task_struct * ) ; __inline static int need_resched(void) { struct thread_info *tmp ; int tmp___0 ; long tmp___1 ; { tmp = current_thread_info(); tmp___0 = test_ti_thread_flag(tmp, 3); tmp___1 = ldv__builtin_expect(tmp___0 != 0, 0L); return ((int )tmp___1); } } extern struct task_struct *kthread_create_on_node(int (*)(void * ) , void * , int , char const * , ...) ; extern int kthread_stop(struct task_struct * ) ; extern bool kthread_should_stop(void) ; extern int cgroup_attach_task_all(struct task_struct * , struct task_struct * ) ; void vhost_work_init(struct vhost_work *work , void (*fn)(struct vhost_work * ) ) ; void vhost_work_queue(struct vhost_dev *dev , struct vhost_work *work ) ; void vhost_poll_init(struct vhost_poll *poll , void (*fn)(struct vhost_work * ) , unsigned long mask , struct vhost_dev *dev ) ; void vhost_poll_start(struct vhost_poll *poll , struct file *file ) ; void vhost_poll_stop(struct vhost_poll *poll ) ; void vhost_poll_flush(struct vhost_poll *poll ) ; void vhost_poll_queue(struct vhost_poll *poll ) ; struct vhost_ubuf_ref *vhost_ubuf_alloc(struct vhost_virtqueue *vq , bool zcopy ) ; void vhost_ubuf_put(struct vhost_ubuf_ref *ubufs ) ; void vhost_ubuf_put_and_wait(struct vhost_ubuf_ref *ubufs ) ; long vhost_dev_init(struct vhost_dev *dev , struct vhost_virtqueue *vqs , int nvqs ) ; long vhost_dev_check_owner(struct vhost_dev *dev ) ; long vhost_dev_reset_owner(struct vhost_dev *dev ) ; void vhost_dev_cleanup(struct vhost_dev *dev , bool locked ) ; long vhost_dev_ioctl(struct vhost_dev *d , unsigned int ioctl , unsigned long arg ) ; int vhost_vq_access_ok(struct vhost_virtqueue *vq ) ; int vhost_log_access_ok(struct vhost_dev *dev ) ; int vhost_get_vq_desc(struct vhost_dev *dev , struct vhost_virtqueue *vq , struct iovec *iov , unsigned int iov_size , unsigned int *out_num , unsigned int *in_num , struct vhost_log *log , unsigned int *log_num ) ; void vhost_discard_vq_desc(struct vhost_virtqueue *vq , int n ) ; int vhost_init_used(struct vhost_virtqueue *vq ) ; int vhost_add_used(struct vhost_virtqueue *vq , unsigned int head , int len ) ; int vhost_add_used_n(struct vhost_virtqueue *vq , struct vring_used_elem *heads , unsigned int count ) ; void vhost_add_used_and_signal(struct vhost_dev *dev , struct vhost_virtqueue *vq , unsigned int head , int len ) ; void vhost_add_used_and_signal_n(struct vhost_dev *dev , struct vhost_virtqueue *vq , struct vring_used_elem *heads , unsigned int count ) ; void vhost_signal(struct vhost_dev *dev , struct vhost_virtqueue *vq ) ; void vhost_disable_notify(struct vhost_dev *dev , struct vhost_virtqueue *vq ) ; bool vhost_enable_notify(struct vhost_dev *dev , struct vhost_virtqueue *vq ) ; int vhost_log_write(struct vhost_virtqueue *vq , struct vhost_log *log , unsigned int log_num , u64 len ) ; void vhost_zerocopy_callback(struct ubuf_info *ubuf ) ; int vhost_zerocopy_signal_used(struct vhost_virtqueue *vq ) ; __inline static int vhost_has_feature(struct vhost_dev *dev , int bit ) { unsigned int acked_features ; unsigned int _________p1 ; int tmp ; { _________p1 = *((unsigned int volatile *)(& dev->acked_features)); tmp = debug_lockdep_rcu_enabled(); acked_features = _________p1; return ((int )((unsigned int )(1 << bit) & acked_features)); } } void vhost_enable_zcopy(int vq ) ; static unsigned int vhost_zcopy_mask ; static void vhost_poll_func(struct file *file , wait_queue_head_t *wqh , poll_table *pt ) { struct vhost_poll *poll ; poll_table const *__mptr ; { __mptr = (poll_table const *)pt; poll = (struct vhost_poll *)__mptr; poll->wqh = wqh; add_wait_queue(wqh, & poll->wait); return; } } static int vhost_poll_wakeup(wait_queue_t *wait , unsigned int mode , int sync , void *key ) { struct vhost_poll *poll ; wait_queue_t const *__mptr ; { __mptr = (wait_queue_t const *)wait; poll = (struct vhost_poll *)__mptr + 0xffffffffffffffe8UL; if ((poll->mask & (unsigned long )key) == 0UL) { return (0); } else { } vhost_poll_queue(poll); return (0); } } void vhost_work_init(struct vhost_work *work , void (*fn)(struct vhost_work * ) ) { struct lock_class_key __key ; unsigned int tmp ; { INIT_LIST_HEAD(& work->node); work->fn = fn; __init_waitqueue_head(& work->done, "&work->done", & __key); work->flushing = 0; tmp = 0U; work->done_seq = tmp; work->queue_seq = tmp; return; } } void vhost_poll_init(struct vhost_poll *poll , void (*fn)(struct vhost_work * ) , unsigned long mask , struct vhost_dev *dev ) { { init_waitqueue_func_entry(& poll->wait, & vhost_poll_wakeup); init_poll_funcptr(& poll->table, & vhost_poll_func); poll->mask = mask; poll->dev = dev; vhost_work_init(& poll->work, fn); return; } } void vhost_poll_start(struct vhost_poll *poll , struct file *file ) { unsigned long mask ; unsigned int tmp ; { tmp = (*((file->f_op)->poll))(file, & poll->table); mask = (unsigned long )tmp; if (mask != 0UL) { vhost_poll_wakeup(& poll->wait, 0U, 0, (void *)mask); } else { } return; } } void vhost_poll_stop(struct vhost_poll *poll ) { { remove_wait_queue(poll->wqh, & poll->wait); return; } } static bool vhost_work_seq_done(struct vhost_dev *dev , struct vhost_work *work , unsigned int seq ) { int left ; { spin_lock_irq(& dev->work_lock); left = (int )(seq - work->done_seq); spin_unlock_irq(& dev->work_lock); return (left <= 0); } } static void vhost_work_flush(struct vhost_dev *dev , struct vhost_work *work ) { unsigned int seq ; int flushing ; bool tmp ; wait_queue_t __wait ; struct task_struct *tmp___0 ; bool tmp___1 ; long tmp___2 ; { spin_lock_irq(& dev->work_lock); seq = work->queue_seq; work->flushing = work->flushing + 1; spin_unlock_irq(& dev->work_lock); tmp = vhost_work_seq_done(dev, work, seq); if ((int )tmp) { goto ldv_37762; } else { } tmp___0 = get_current(); __wait.flags = 0U; __wait.private = (void *)tmp___0; __wait.func = & autoremove_wake_function; __wait.task_list.next = & __wait.task_list; __wait.task_list.prev = & __wait.task_list; ldv_37765: prepare_to_wait(& work->done, & __wait, 2); tmp___1 = vhost_work_seq_done(dev, work, seq); if ((int )tmp___1) { goto ldv_37764; } else { } schedule(); goto ldv_37765; ldv_37764: finish_wait(& work->done, & __wait); ldv_37762: spin_lock_irq(& dev->work_lock); work->flushing = work->flushing - 1; flushing = work->flushing; spin_unlock_irq(& dev->work_lock); tmp___2 = ldv__builtin_expect(flushing < 0, 0L); if (tmp___2 != 0L) { __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/vladimir/UFO/Work/test/work/current--X--drivers/vhost/vhost_net.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/13/dscv_tempdir/dscv/ri/32_7a/drivers/vhost/vhost.c.prepared"), "i" (169), "i" (12UL)); ldv_37766: ; goto ldv_37766; } else { } return; } } void vhost_poll_flush(struct vhost_poll *poll ) { { vhost_work_flush(poll->dev, & poll->work); return; } } void vhost_work_queue(struct vhost_dev *dev , struct vhost_work *work ) { unsigned long flags ; raw_spinlock_t *tmp ; int tmp___0 ; { tmp = spinlock_check(& dev->work_lock); flags = _raw_spin_lock_irqsave(tmp); tmp___0 = list_empty((struct list_head const *)(& work->node)); if (tmp___0 != 0) { list_add_tail(& work->node, & dev->work_list); work->queue_seq = work->queue_seq + 1U; wake_up_process(dev->worker); } else { } spin_unlock_irqrestore(& dev->work_lock, flags); return; } } void vhost_poll_queue(struct vhost_poll *poll ) { { vhost_work_queue(poll->dev, & poll->work); return; } } static void vhost_vq_reset(struct vhost_dev *dev , struct vhost_virtqueue *vq ) { { vq->num = 1U; vq->desc = 0; vq->avail = 0; vq->used = 0; vq->last_avail_idx = 0U; vq->avail_idx = 0U; vq->last_used_idx = 0U; vq->signalled_used = 0U; vq->signalled_used_valid = 0; vq->used_flags = 0U; vq->log_used = 0; vq->log_addr = 0xffffffffffffffffULL; vq->vhost_hlen = 0UL; vq->sock_hlen = 0UL; vq->private_data = 0; vq->log_base = 0; vq->error_ctx = 0; vq->error = 0; vq->kick = 0; vq->call_ctx = 0; vq->call = 0; vq->log_ctx = 0; vq->upend_idx = 0; vq->done_idx = 0; vq->ubufs = 0; return; } } static int vhost_worker(void *data ) { struct vhost_dev *dev ; struct vhost_work *work ; unsigned int seq ; mm_segment_t oldfs ; struct thread_info *tmp ; struct thread_info *tmp___0 ; mm_segment_t __constr_expr_0 ; long volatile __ret ; struct task_struct *tmp___1 ; struct task_struct *tmp___2 ; struct task_struct *tmp___3 ; struct task_struct *tmp___4 ; struct task_struct *tmp___5 ; bool tmp___6 ; struct list_head const *__mptr ; int tmp___7 ; struct task_struct *tmp___8 ; int tmp___9 ; struct thread_info *tmp___10 ; { dev = (struct vhost_dev *)data; work = 0; seq = seq; tmp = current_thread_info(); oldfs = tmp->addr_limit; tmp___0 = current_thread_info(); __constr_expr_0.seg = 140737488351232UL; tmp___0->addr_limit = __constr_expr_0; use_mm(dev->mm); ldv_37804: __ret = 1L; switch (8UL) { case 1UL: tmp___1 = get_current(); __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret), "+m" (tmp___1->state): : "memory", "cc"); goto ldv_37795; case 2UL: tmp___2 = get_current(); __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret), "+m" (tmp___2->state): : "memory", "cc"); goto ldv_37795; case 4UL: tmp___3 = get_current(); __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret), "+m" (tmp___3->state): : "memory", "cc"); goto ldv_37795; case 8UL: tmp___4 = get_current(); __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret), "+m" (tmp___4->state): : "memory", "cc"); goto ldv_37795; default: __xchg_wrong_size(); } ldv_37795: spin_lock_irq(& dev->work_lock); if ((unsigned long )work != (unsigned long )((struct vhost_work *)0)) { work->done_seq = seq; if (work->flushing != 0) { __wake_up(& work->done, 3U, 0, 0); } else { } } else { } tmp___6 = kthread_should_stop(); if ((int )tmp___6) { spin_unlock_irq(& dev->work_lock); tmp___5 = get_current(); tmp___5->state = 0L; goto ldv_37801; } else { } tmp___7 = list_empty((struct list_head const *)(& dev->work_list)); if (tmp___7 == 0) { __mptr = (struct list_head const *)dev->work_list.next; work = (struct vhost_work *)__mptr; list_del_init(& work->node); seq = work->queue_seq; } else { work = 0; } spin_unlock_irq(& dev->work_lock); if ((unsigned long )work != (unsigned long )((struct vhost_work *)0)) { tmp___8 = get_current(); tmp___8->state = 0L; (*(work->fn))(work); tmp___9 = need_resched(); if (tmp___9 != 0) { schedule(); } else { } } else { schedule(); } goto ldv_37804; ldv_37801: unuse_mm(dev->mm); tmp___10 = current_thread_info(); tmp___10->addr_limit = oldfs; return (0); } } static void vhost_vq_free_iovecs(struct vhost_virtqueue *vq ) { { kfree((void const *)vq->indirect); vq->indirect = 0; kfree((void const *)vq->log); vq->log = 0; kfree((void const *)vq->heads); vq->heads = 0; kfree((void const *)vq->ubuf_info); vq->ubuf_info = 0; return; } } void vhost_enable_zcopy(int vq ) { { vhost_zcopy_mask = (unsigned int )(1 << vq) | vhost_zcopy_mask; return; } } static long vhost_dev_alloc_iovecs(struct vhost_dev *dev ) { int i ; bool zcopy ; void *tmp ; void *tmp___0 ; void *tmp___1 ; void *tmp___2 ; { i = 0; goto ldv_37818; ldv_37817: tmp = kmalloc(16384UL, 208U); (dev->vqs + (unsigned long )i)->indirect = (struct iovec *)tmp; tmp___0 = kmalloc(16384UL, 208U); (dev->vqs + (unsigned long )i)->log = (struct vhost_log *)tmp___0; tmp___1 = kmalloc(8192UL, 208U); (dev->vqs + (unsigned long )i)->heads = (struct vring_used_elem *)tmp___1; zcopy = ((unsigned int )(1 << i) & vhost_zcopy_mask) != 0U; if ((int )zcopy) { tmp___2 = kmalloc(24576UL, 208U); (dev->vqs + (unsigned long )i)->ubuf_info = (struct ubuf_info *)tmp___2; } else { } if ((((unsigned long )(dev->vqs + (unsigned long )i)->indirect == (unsigned long )((struct iovec *)0) || (unsigned long )(dev->vqs + (unsigned long )i)->log == (unsigned long )((struct vhost_log *)0)) || (unsigned long )(dev->vqs + (unsigned long )i)->heads == (unsigned long )((struct vring_used_elem *)0)) || ((int )zcopy && (unsigned long )(dev->vqs + (unsigned long )i)->ubuf_info == (unsigned long )((struct ubuf_info *)0))) { goto err_nomem; } else { } i = i + 1; ldv_37818: ; if (dev->nvqs > i) { goto ldv_37817; } else { } return (0L); err_nomem: ; goto ldv_37821; ldv_37820: vhost_vq_free_iovecs(dev->vqs + (unsigned long )i); i = i - 1; ldv_37821: ; if (i >= 0) { goto ldv_37820; } else { } return (-12L); } } static void vhost_dev_free_iovecs(struct vhost_dev *dev ) { int i ; { i = 0; goto ldv_37828; ldv_37827: vhost_vq_free_iovecs(dev->vqs + (unsigned long )i); i = i + 1; ldv_37828: ; if (dev->nvqs > i) { goto ldv_37827; } else { } return; } } long vhost_dev_init(struct vhost_dev *dev , struct vhost_virtqueue *vqs , int nvqs ) { int i ; struct lock_class_key __key ; struct lock_class_key __key___0 ; struct lock_class_key __key___1 ; { dev->vqs = vqs; dev->nvqs = nvqs; __mutex_init(& dev->mutex, "&dev->mutex", & __key); dev->log_ctx = 0; dev->log_file = 0; dev->memory = 0; dev->mm = 0; spinlock_check(& dev->work_lock); __raw_spin_lock_init(& dev->work_lock.ldv_5957.rlock, "&(&dev->work_lock)->rlock", & __key___0); INIT_LIST_HEAD(& dev->work_list); dev->worker = 0; i = 0; goto ldv_37840; ldv_37839: (dev->vqs + (unsigned long )i)->log = 0; (dev->vqs + (unsigned long )i)->indirect = 0; (dev->vqs + (unsigned long )i)->heads = 0; (dev->vqs + (unsigned long )i)->ubuf_info = 0; (dev->vqs + (unsigned long )i)->dev = dev; __mutex_init(& (dev->vqs + (unsigned long )i)->mutex, "&dev->vqs[i].mutex", & __key___1); vhost_vq_reset(dev, dev->vqs + (unsigned long )i); if ((unsigned long )(dev->vqs + (unsigned long )i)->handle_kick != (unsigned long )((void (*)(struct vhost_work * ))0)) { vhost_poll_init(& (dev->vqs + (unsigned long )i)->poll, (dev->vqs + (unsigned long )i)->handle_kick, 1UL, dev); } else { } i = i + 1; ldv_37840: ; if (dev->nvqs > i) { goto ldv_37839; } else { } return (0L); } } long vhost_dev_check_owner(struct vhost_dev *dev ) { struct task_struct *tmp ; { tmp = get_current(); return ((unsigned long )dev->mm == (unsigned long )tmp->mm ? 0L : -1L); } } static void vhost_attach_cgroups_work(struct vhost_work *work ) { struct vhost_attach_cgroups_struct *s ; struct vhost_work const *__mptr ; struct task_struct *tmp ; { __mptr = (struct vhost_work const *)work; s = (struct vhost_attach_cgroups_struct *)__mptr; tmp = get_current(); s->ret = cgroup_attach_task_all(s->owner, tmp); return; } } static int vhost_attach_cgroups(struct vhost_dev *dev ) { struct vhost_attach_cgroups_struct attach ; { attach.owner = get_current(); vhost_work_init(& attach.work, & vhost_attach_cgroups_work); vhost_work_queue(dev, & attach.work); vhost_work_flush(dev, & attach.work); return (attach.ret); } } static long vhost_dev_set_owner(struct vhost_dev *dev ) { struct task_struct *worker ; int err ; struct task_struct *tmp ; struct task_struct *tmp___0 ; long tmp___1 ; long tmp___2 ; long tmp___3 ; { if ((unsigned long )dev->mm != (unsigned long )((struct mm_struct *)0)) { err = -16; goto err_mm; } else { } tmp = get_current(); dev->mm = get_task_mm(tmp); tmp___0 = get_current(); worker = kthread_create_on_node(& vhost_worker, (void *)dev, -1, "vhost-%d", tmp___0->pid); tmp___2 = IS_ERR((void const *)worker); if (tmp___2 != 0L) { tmp___1 = PTR_ERR((void const *)worker); err = (int )tmp___1; goto err_worker; } else { } dev->worker = worker; wake_up_process(worker); err = vhost_attach_cgroups(dev); if (err != 0) { goto err_cgroup; } else { } tmp___3 = vhost_dev_alloc_iovecs(dev); err = (int )tmp___3; if (err != 0) { goto err_cgroup; } else { } return (0L); err_cgroup: kthread_stop(worker); dev->worker = 0; err_worker: ; if ((unsigned long )dev->mm != (unsigned long )((struct mm_struct *)0)) { mmput(dev->mm); } else { } dev->mm = 0; err_mm: ; return ((long )err); } } long vhost_dev_reset_owner(struct vhost_dev *dev ) { struct vhost_memory *memory ; void *tmp ; { tmp = kmalloc(8UL, 208U); memory = (struct vhost_memory *)tmp; if ((unsigned long )memory == (unsigned long )((struct vhost_memory *)0)) { return (-12L); } else { } vhost_dev_cleanup(dev, 1); memory->nregions = 0U; dev->memory = memory; return (0L); } } int vhost_zerocopy_signal_used(struct vhost_virtqueue *vq ) { int i ; int j ; { j = 0; i = vq->done_idx; goto ldv_37878; ldv_37877: ; if ((vq->heads + (unsigned long )i)->len == 1U) { (vq->heads + (unsigned long )i)->len = 0U; vhost_add_used_and_signal(vq->dev, vq, (vq->heads + (unsigned long )i)->id, 0); j = j + 1; } else { goto ldv_37876; } i = (i + 1) % 1024; ldv_37878: ; if (vq->upend_idx != i) { goto ldv_37877; } else { } ldv_37876: ; if (j != 0) { vq->done_idx = i; } else { } return (j); } } void vhost_dev_cleanup(struct vhost_dev *dev , bool locked ) { int i ; bool __warned ; int tmp ; int tmp___0 ; int __ret_warn_on ; int tmp___1 ; long tmp___2 ; { i = 0; goto ldv_37885; ldv_37884: ; if ((unsigned long )(dev->vqs + (unsigned long )i)->kick != (unsigned long )((struct file *)0) && (unsigned long )(dev->vqs + (unsigned long )i)->handle_kick != (unsigned long )((void (*)(struct vhost_work * ))0)) { vhost_poll_stop(& (dev->vqs + (unsigned long )i)->poll); vhost_poll_flush(& (dev->vqs + (unsigned long )i)->poll); } else { } if ((unsigned long )(dev->vqs + (unsigned long )i)->ubufs != (unsigned long )((struct vhost_ubuf_ref *)0)) { vhost_ubuf_put_and_wait((dev->vqs + (unsigned long )i)->ubufs); } else { } vhost_zerocopy_signal_used(dev->vqs + (unsigned long )i); if ((unsigned long )(dev->vqs + (unsigned long )i)->error_ctx != (unsigned long )((struct eventfd_ctx *)0)) { eventfd_ctx_put((dev->vqs + (unsigned long )i)->error_ctx); } else { } if ((unsigned long )(dev->vqs + (unsigned long )i)->error != (unsigned long )((struct file *)0)) { fput((dev->vqs + (unsigned long )i)->error); } else { } if ((unsigned long )(dev->vqs + (unsigned long )i)->kick != (unsigned long )((struct file *)0)) { fput((dev->vqs + (unsigned long )i)->kick); } else { } if ((unsigned long )(dev->vqs + (unsigned long )i)->call_ctx != (unsigned long )((struct eventfd_ctx *)0)) { eventfd_ctx_put((dev->vqs + (unsigned long )i)->call_ctx); } else { } if ((unsigned long )(dev->vqs + (unsigned long )i)->call != (unsigned long )((struct file *)0)) { fput((dev->vqs + (unsigned long )i)->call); } else { } vhost_vq_reset(dev, dev->vqs + (unsigned long )i); i = i + 1; ldv_37885: ; if (dev->nvqs > i) { goto ldv_37884; } else { } vhost_dev_free_iovecs(dev); if ((unsigned long )dev->log_ctx != (unsigned long )((struct eventfd_ctx *)0)) { eventfd_ctx_put(dev->log_ctx); } else { } dev->log_ctx = 0; if ((unsigned long )dev->log_file != (unsigned long )((struct file *)0)) { fput(dev->log_file); } else { } dev->log_file = 0; tmp = debug_lockdep_rcu_enabled(); if (tmp != 0 && ! __warned) { tmp___0 = lock_is_held(& dev->mutex.dep_map); if ((int )locked != tmp___0) { __warned = 1; lockdep_rcu_suspicious("/work/vladimir/UFO/Work/test/work/current--X--drivers/vhost/vhost_net.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/13/dscv_tempdir/dscv/ri/32_7a/drivers/vhost/vhost.c.prepared", 519, "suspicious rcu_dereference_protected() usage"); } else { } } else { } kfree((void const *)dev->memory); dev->memory = 0; tmp___1 = list_empty((struct list_head const *)(& dev->work_list)); __ret_warn_on = tmp___1 == 0; tmp___2 = ldv__builtin_expect(__ret_warn_on != 0, 0L); if (tmp___2 != 0L) { warn_slowpath_null("/work/vladimir/UFO/Work/test/work/current--X--drivers/vhost/vhost_net.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/13/dscv_tempdir/dscv/ri/32_7a/drivers/vhost/vhost.c.prepared", 521); } else { } ldv__builtin_expect(__ret_warn_on != 0, 0L); if ((unsigned long )dev->worker != (unsigned long )((struct task_struct *)0)) { kthread_stop(dev->worker); dev->worker = 0; } else { } if ((unsigned long )dev->mm != (unsigned long )((struct mm_struct *)0)) { mmput(dev->mm); } else { } dev->mm = 0; return; } } static int log_access_ok(void *log_base , u64 addr , unsigned long sz ) { u64 a ; unsigned long flag ; unsigned long roksum ; struct thread_info *tmp ; long tmp___0 ; { a = addr / 32768ULL; if ((unsigned long long )(~ ((unsigned long )log_base)) < a) { return (0); } else { } tmp = current_thread_info(); __asm__ ("add %3,%1 ; sbb %0,%0 ; cmp %1,%4 ; sbb $0,%0": "=&r" (flag), "=r" (roksum): "1" (log_base + a), "g" ((long )((sz + 32767UL) / 32768UL)), "rm" (tmp->addr_limit.seg)); tmp___0 = ldv__builtin_expect(flag == 0UL, 1L); return ((int )tmp___0); } } static int vq_memory_access_ok(void *log_base , struct vhost_memory *mem , int log_all ) { int i ; struct vhost_memory_region *m ; unsigned long a ; int tmp ; unsigned long flag ; unsigned long roksum ; struct thread_info *tmp___0 ; long tmp___1 ; { if ((unsigned long )mem == (unsigned long )((struct vhost_memory *)0)) { return (0); } else { } i = 0; goto ldv_37912; ldv_37911: m = (struct vhost_memory_region *)(& mem->regions) + (unsigned long )i; a = (unsigned long )m->userspace_addr; tmp___0 = current_thread_info(); __asm__ ("add %3,%1 ; sbb %0,%0 ; cmp %1,%4 ; sbb $0,%0": "=&r" (flag), "=r" (roksum): "1" ((void *)a), "g" ((long )m->memory_size), "rm" (tmp___0->addr_limit.seg)); tmp___1 = ldv__builtin_expect(flag == 0UL, 1L); if (tmp___1 == 0L) { return (0); } else if (log_all != 0) { tmp = log_access_ok(log_base, m->guest_phys_addr, (unsigned long )m->memory_size); if (tmp == 0) { return (0); } else { } } else { } i = i + 1; ldv_37912: ; if ((__u32 )i < mem->nregions) { goto ldv_37911; } else { } return (1); } } static int memory_access_ok(struct vhost_dev *d , struct vhost_memory *mem , int log_all ) { int i ; int ok ; { i = 0; goto ldv_37922; ldv_37921: ldv_mutex_lock_12(& (d->vqs + (unsigned long )i)->mutex); if ((unsigned long )(d->vqs + (unsigned long )i)->private_data != (unsigned long )((void *)0)) { ok = vq_memory_access_ok((d->vqs + (unsigned long )i)->log_base, mem, log_all); } else { ok = 1; } ldv_mutex_unlock_13(& (d->vqs + (unsigned long )i)->mutex); if (ok == 0) { return (0); } else { } i = i + 1; ldv_37922: ; if (d->nvqs > i) { goto ldv_37921; } else { } return (1); } } static int vq_access_ok(struct vhost_dev *d , unsigned int num , struct vring_desc *desc , struct vring_avail *avail , struct vring_used *used ) { size_t s ; int tmp ; unsigned long flag ; unsigned long roksum ; struct thread_info *tmp___0 ; long tmp___1 ; unsigned long flag___0 ; unsigned long roksum___0 ; struct thread_info *tmp___2 ; long tmp___3 ; unsigned long flag___1 ; unsigned long roksum___1 ; struct thread_info *tmp___4 ; long tmp___5 ; int tmp___6 ; { tmp = vhost_has_feature(d, 29); s = tmp != 0 ? 2UL : 0UL; tmp___0 = current_thread_info(); __asm__ ("add %3,%1 ; sbb %0,%0 ; cmp %1,%4 ; sbb $0,%0": "=&r" (flag), "=r" (roksum): "1" (desc), "g" ((long )((unsigned long )num * 16UL)), "rm" (tmp___0->addr_limit.seg)); tmp___1 = ldv__builtin_expect(flag == 0UL, 1L); if (tmp___1 != 0L) { tmp___2 = current_thread_info(); __asm__ ("add %3,%1 ; sbb %0,%0 ; cmp %1,%4 ; sbb $0,%0": "=&r" (flag___0), "=r" (roksum___0): "1" (avail), "g" ((long )(((unsigned long )num + 2UL) * 2UL + s)), "rm" (tmp___2->addr_limit.seg)); tmp___3 = ldv__builtin_expect(flag___0 == 0UL, 1L); if (tmp___3 != 0L) { tmp___4 = current_thread_info(); __asm__ ("add %3,%1 ; sbb %0,%0 ; cmp %1,%4 ; sbb $0,%0": "=&r" (flag___1), "=r" (roksum___1): "1" (used), "g" ((long )(((unsigned long )num * 8UL + s) + 4UL)), "rm" (tmp___4->addr_limit.seg)); tmp___5 = ldv__builtin_expect(flag___1 == 0UL, 1L); if (tmp___5 != 0L) { tmp___6 = 1; } else { tmp___6 = 0; } } else { tmp___6 = 0; } } else { tmp___6 = 0; } return (tmp___6); } } int vhost_log_access_ok(struct vhost_dev *dev ) { struct vhost_memory *mp ; bool __warned ; int tmp ; int tmp___0 ; int tmp___1 ; { tmp = debug_lockdep_rcu_enabled(); if (tmp != 0 && ! __warned) { tmp___0 = lock_is_held(& dev->mutex.dep_map); if (tmp___0 == 0) { __warned = 1; lockdep_rcu_suspicious("/work/vladimir/UFO/Work/test/work/current--X--drivers/vhost/vhost_net.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/13/dscv_tempdir/dscv/ri/32_7a/drivers/vhost/vhost.c.prepared", 612, "suspicious rcu_dereference_protected() usage"); } else { } } else { } mp = dev->memory; tmp___1 = memory_access_ok(dev, mp, 1); return (tmp___1); } } static int vq_log_access_ok(struct vhost_dev *d , struct vhost_virtqueue *vq , void *log_base ) { struct vhost_memory *mp ; size_t s ; int tmp ; bool __warned ; int tmp___0 ; int tmp___1 ; int tmp___2 ; int tmp___3 ; int tmp___4 ; int tmp___5 ; { tmp = vhost_has_feature(d, 29); s = tmp != 0 ? 2UL : 0UL; tmp___0 = debug_lockdep_rcu_enabled(); if (tmp___0 != 0 && ! __warned) { tmp___1 = lock_is_held(& vq->mutex.dep_map); if (tmp___1 == 0) { __warned = 1; lockdep_rcu_suspicious("/work/vladimir/UFO/Work/test/work/current--X--drivers/vhost/vhost_net.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/13/dscv_tempdir/dscv/ri/32_7a/drivers/vhost/vhost.c.prepared", 625, "suspicious rcu_dereference_protected() usage"); } else { } } else { } mp = (vq->dev)->memory; tmp___2 = vhost_has_feature(vq->dev, 26); tmp___3 = vq_memory_access_ok(log_base, mp, tmp___2); if (tmp___3 != 0) { if (! vq->log_used) { tmp___5 = 1; } else { tmp___4 = log_access_ok(log_base, vq->log_addr, ((unsigned long )vq->num * 8UL + s) + 4UL); if (tmp___4 != 0) { tmp___5 = 1; } else { tmp___5 = 0; } } } else { tmp___5 = 0; } return (tmp___5); } } int vhost_vq_access_ok(struct vhost_virtqueue *vq ) { int tmp ; int tmp___0 ; int tmp___1 ; { tmp = vq_access_ok(vq->dev, vq->num, vq->desc, vq->avail, vq->used); if (tmp != 0) { tmp___0 = vq_log_access_ok(vq->dev, vq, vq->log_base); if (tmp___0 != 0) { tmp___1 = 1; } else { tmp___1 = 0; } } else { tmp___1 = 0; } return (tmp___1); } } static long vhost_set_memory(struct vhost_dev *d , struct vhost_memory *m ) { struct vhost_memory mem ; struct vhost_memory *newmem ; struct vhost_memory *oldmem ; unsigned long size ; unsigned long tmp ; void *tmp___0 ; size_t __len ; void *__ret ; unsigned long tmp___1 ; int tmp___2 ; int tmp___3 ; bool __warned ; int tmp___4 ; int tmp___5 ; { size = 8UL; tmp = copy_from_user((void *)(& mem), (void const *)m, size); if (tmp != 0UL) { return (-14L); } else { } if (mem.padding != 0U) { return (-95L); } else { } if (mem.nregions > 64U) { return (-7L); } else { } tmp___0 = kmalloc((unsigned long )mem.nregions * 32UL + size, 208U); newmem = (struct vhost_memory *)tmp___0; if ((unsigned long )newmem == (unsigned long )((struct vhost_memory *)0)) { return (-12L); } else { } __len = size; __ret = __builtin_memcpy((void *)newmem, (void const *)(& mem), __len); tmp___1 = copy_from_user((void *)(& newmem->regions), (void const *)(& m->regions), (unsigned long )mem.nregions * 32UL); if (tmp___1 != 0UL) { kfree((void const *)newmem); return (-14L); } else { } tmp___2 = vhost_has_feature(d, 26); tmp___3 = memory_access_ok(d, newmem, tmp___2); if (tmp___3 == 0) { kfree((void const *)newmem); return (-14L); } else { } tmp___4 = debug_lockdep_rcu_enabled(); if (tmp___4 != 0 && ! __warned) { tmp___5 = lock_is_held(& d->mutex.dep_map); if (tmp___5 == 0) { __warned = 1; lockdep_rcu_suspicious("/work/vladimir/UFO/Work/test/work/current--X--drivers/vhost/vhost_net.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/13/dscv_tempdir/dscv/ri/32_7a/drivers/vhost/vhost.c.prepared", 669, "suspicious rcu_dereference_protected() usage"); } else { } } else { } oldmem = d->memory; __asm__ volatile ("": : : "memory"); d->memory = newmem; synchronize_rcu(); kfree((void const *)oldmem); return (0L); } } static long vhost_set_vring(struct vhost_dev *d , int ioctl , void *argp ) { struct file *eventfp ; struct file *filep ; bool pollstart ; bool pollstop ; struct eventfd_ctx *ctx ; u32 *idxp ; struct vhost_virtqueue *vq ; struct vhost_vring_state s ; struct vhost_vring_file f ; struct vhost_vring_addr a ; u32 idx ; long r ; int __ret_gu ; unsigned long __val_gu ; unsigned long tmp ; unsigned long tmp___0 ; int tmp___1 ; unsigned long tmp___2 ; int tmp___3 ; int tmp___4 ; unsigned long tmp___5 ; struct file *tmp___6 ; long tmp___7 ; struct file *tmp___8 ; unsigned long tmp___9 ; struct file *tmp___10 ; long tmp___11 ; struct eventfd_ctx *tmp___12 ; unsigned long tmp___13 ; struct file *tmp___14 ; long tmp___15 ; struct eventfd_ctx *tmp___16 ; { filep = 0; pollstart = 0; pollstop = 0; ctx = 0; idxp = (u32 *)argp; might_fault(); switch (4UL) { case 1UL: __asm__ volatile ("call __get_user_1": "=a" (__ret_gu), "=d" (__val_gu): "0" (idxp)); goto ldv_37992; case 2UL: __asm__ volatile ("call __get_user_2": "=a" (__ret_gu), "=d" (__val_gu): "0" (idxp)); goto ldv_37992; case 4UL: __asm__ volatile ("call __get_user_4": "=a" (__ret_gu), "=d" (__val_gu): "0" (idxp)); goto ldv_37992; case 8UL: __asm__ volatile ("call __get_user_8": "=a" (__ret_gu), "=d" (__val_gu): "0" (idxp)); goto ldv_37992; default: __asm__ volatile ("call __get_user_X": "=a" (__ret_gu), "=d" (__val_gu): "0" (idxp)); goto ldv_37992; } ldv_37992: idx = (unsigned int )__val_gu; r = (long )__ret_gu; if (r < 0L) { return (r); } else { } if ((u32 )d->nvqs <= idx) { return (-105L); } else { } vq = d->vqs + (unsigned long )idx; ldv_mutex_lock_14(& vq->mutex); switch (ioctl) { case 1074310928: ; if ((unsigned long )vq->private_data != (unsigned long )((void *)0)) { r = -16L; goto ldv_37999; } else { } tmp = copy_from_user((void *)(& s), (void const *)argp, 8UL); if (tmp != 0UL) { r = -14L; goto ldv_37999; } else { } if ((s.num == 0U || s.num > 65535U) || (s.num & (s.num - 1U)) != 0U) { r = -22L; goto ldv_37999; } else { } vq->num = s.num; goto ldv_37999; case 1074310930: ; if ((unsigned long )vq->private_data != (unsigned long )((void *)0)) { r = -16L; goto ldv_37999; } else { } tmp___0 = copy_from_user((void *)(& s), (void const *)argp, 8UL); if (tmp___0 != 0UL) { r = -14L; goto ldv_37999; } else { } if (s.num > 65535U) { r = -22L; goto ldv_37999; } else { } vq->last_avail_idx = (u16 )s.num; vq->avail_idx = vq->last_avail_idx; goto ldv_37999; case -1073172718: s.index = idx; s.num = (unsigned int )vq->last_avail_idx; tmp___1 = copy_to_user(argp, (void const *)(& s), 8U); if (tmp___1 != 0) { r = -14L; } else { } goto ldv_37999; case 1076408081: tmp___2 = copy_from_user((void *)(& a), (void const *)argp, 40UL); if (tmp___2 != 0UL) { r = -14L; goto ldv_37999; } else { } if ((a.flags & 4294967294U) != 0U) { r = -95L; goto ldv_37999; } else { } if (((int )a.avail_user_addr & 1 || (a.used_user_addr & 7ULL) != 0ULL) || (a.log_guest_addr & 7ULL) != 0ULL) { r = -22L; goto ldv_37999; } else { } if ((unsigned long )vq->private_data != (unsigned long )((void *)0)) { tmp___3 = vq_access_ok(d, vq->num, (struct vring_desc *)a.desc_user_addr, (struct vring_avail *)a.avail_user_addr, (struct vring_used *)a.used_user_addr); if (tmp___3 == 0) { r = -22L; goto ldv_37999; } else { } if ((int )a.flags & 1) { tmp___4 = log_access_ok(vq->log_base, a.log_guest_addr, (unsigned long )vq->num * 8UL + 4UL); if (tmp___4 == 0) { r = -22L; goto ldv_37999; } else { } } else { } } else { } vq->log_used = ((int )a.flags & 1) != 0; vq->desc = (struct vring_desc *)a.desc_user_addr; vq->avail = (struct vring_avail *)a.avail_user_addr; vq->log_addr = a.log_guest_addr; vq->used = (struct vring_used *)a.used_user_addr; goto ldv_37999; case 1074310944: tmp___5 = copy_from_user((void *)(& f), (void const *)argp, 8UL); if (tmp___5 != 0UL) { r = -14L; goto ldv_37999; } else { } if (f.fd != -1) { tmp___6 = eventfd_fget(f.fd); eventfp = tmp___6; } else { eventfp = 0; } tmp___7 = IS_ERR((void const *)eventfp); if (tmp___7 != 0L) { r = PTR_ERR((void const *)eventfp); goto ldv_37999; } else { } if ((unsigned long )vq->kick != (unsigned long )eventfp) { filep = vq->kick; pollstop = (unsigned long )filep != (unsigned long )((struct file *)0); tmp___8 = eventfp; vq->kick = tmp___8; pollstart = (unsigned long )tmp___8 != (unsigned long )((struct file *)0); } else { filep = eventfp; } goto ldv_37999; case 1074310945: tmp___9 = copy_from_user((void *)(& f), (void const *)argp, 8UL); if (tmp___9 != 0UL) { r = -14L; goto ldv_37999; } else { } if (f.fd != -1) { tmp___10 = eventfd_fget(f.fd); eventfp = tmp___10; } else { eventfp = 0; } tmp___11 = IS_ERR((void const *)eventfp); if (tmp___11 != 0L) { r = PTR_ERR((void const *)eventfp); goto ldv_37999; } else { } if ((unsigned long )vq->call != (unsigned long )eventfp) { filep = vq->call; ctx = vq->call_ctx; vq->call = eventfp; if ((unsigned long )eventfp != (unsigned long )((struct file *)0)) { tmp___12 = eventfd_ctx_fileget(eventfp); vq->call_ctx = tmp___12; } else { vq->call_ctx = 0; } } else { filep = eventfp; } goto ldv_37999; case 1074310946: tmp___13 = copy_from_user((void *)(& f), (void const *)argp, 8UL); if (tmp___13 != 0UL) { r = -14L; goto ldv_37999; } else { } if (f.fd != -1) { tmp___14 = eventfd_fget(f.fd); eventfp = tmp___14; } else { eventfp = 0; } tmp___15 = IS_ERR((void const *)eventfp); if (tmp___15 != 0L) { r = PTR_ERR((void const *)eventfp); goto ldv_37999; } else { } if ((unsigned long )vq->error != (unsigned long )eventfp) { filep = vq->error; vq->error = eventfp; ctx = vq->error_ctx; if ((unsigned long )eventfp != (unsigned long )((struct file *)0)) { tmp___16 = eventfd_ctx_fileget(eventfp); vq->error_ctx = tmp___16; } else { vq->error_ctx = 0; } } else { filep = eventfp; } goto ldv_37999; default: r = -515L; } ldv_37999: ; if ((int )pollstop && (unsigned long )vq->handle_kick != (unsigned long )((void (*)(struct vhost_work * ))0)) { vhost_poll_stop(& vq->poll); } else { } if ((unsigned long )ctx != (unsigned long )((struct eventfd_ctx *)0)) { eventfd_ctx_put(ctx); } else { } if ((unsigned long )filep != (unsigned long )((struct file *)0)) { fput(filep); } else { } if ((int )pollstart && (unsigned long )vq->handle_kick != (unsigned long )((void (*)(struct vhost_work * ))0)) { vhost_poll_start(& vq->poll, vq->kick); } else { } ldv_mutex_unlock_15(& vq->mutex); if ((int )pollstop && (unsigned long )vq->handle_kick != (unsigned long )((void (*)(struct vhost_work * ))0)) { vhost_poll_flush(& vq->poll); } else { } return (r); } } long vhost_dev_ioctl(struct vhost_dev *d , unsigned int ioctl , unsigned long arg ) { void *argp ; struct file *eventfp ; struct file *filep ; struct eventfd_ctx *ctx ; u64 p ; long r ; int i ; int fd ; unsigned long tmp ; struct vhost_virtqueue *vq ; void *base ; int tmp___0 ; int __ret_gu ; unsigned long __val_gu ; struct file *tmp___1 ; long tmp___2 ; struct eventfd_ctx *tmp___3 ; { argp = (void *)arg; filep = 0; ctx = 0; if (ioctl == 44801U) { r = vhost_dev_set_owner(d); goto done; } else { } r = vhost_dev_check_owner(d); if (r != 0L) { goto done; } else { } switch (ioctl) { case 1074310915U: r = vhost_set_memory(d, (struct vhost_memory *)argp); goto ldv_38022; case 1074310916U: tmp = copy_from_user((void *)(& p), (void const *)argp, 8UL); if (tmp != 0UL) { r = -14L; goto ldv_38022; } else { } i = 0; goto ldv_38027; ldv_38026: base = (void *)p; vq = d->vqs + (unsigned long )i; ldv_mutex_lock_16(& vq->mutex); if ((unsigned long )vq->private_data != (unsigned long )((void *)0)) { tmp___0 = vq_log_access_ok(d, vq, base); if (tmp___0 == 0) { r = -14L; } else { vq->log_base = base; } } else { vq->log_base = base; } ldv_mutex_unlock_17(& vq->mutex); i = i + 1; ldv_38027: ; if (d->nvqs > i) { goto ldv_38026; } else { } goto ldv_38022; case 1074048775U: might_fault(); switch (4UL) { case 1UL: __asm__ volatile ("call __get_user_1": "=a" (__ret_gu), "=d" (__val_gu): "0" ((int *)argp)); goto ldv_38033; case 2UL: __asm__ volatile ("call __get_user_2": "=a" (__ret_gu), "=d" (__val_gu): "0" ((int *)argp)); goto ldv_38033; case 4UL: __asm__ volatile ("call __get_user_4": "=a" (__ret_gu), "=d" (__val_gu): "0" ((int *)argp)); goto ldv_38033; case 8UL: __asm__ volatile ("call __get_user_8": "=a" (__ret_gu), "=d" (__val_gu): "0" ((int *)argp)); goto ldv_38033; default: __asm__ volatile ("call __get_user_X": "=a" (__ret_gu), "=d" (__val_gu): "0" ((int *)argp)); goto ldv_38033; } ldv_38033: fd = (int )__val_gu; r = (long )__ret_gu; if (r < 0L) { goto ldv_38022; } else { } if (fd != -1) { tmp___1 = eventfd_fget(fd); eventfp = tmp___1; } else { eventfp = 0; } tmp___2 = IS_ERR((void const *)eventfp); if (tmp___2 != 0L) { r = PTR_ERR((void const *)eventfp); goto ldv_38022; } else { } if ((unsigned long )d->log_file != (unsigned long )eventfp) { filep = d->log_file; ctx = d->log_ctx; if ((unsigned long )eventfp != (unsigned long )((struct file *)0)) { tmp___3 = eventfd_ctx_fileget(eventfp); d->log_ctx = tmp___3; } else { d->log_ctx = 0; } } else { filep = eventfp; } i = 0; goto ldv_38040; ldv_38039: ldv_mutex_lock_18(& (d->vqs + (unsigned long )i)->mutex); (d->vqs + (unsigned long )i)->log_ctx = d->log_ctx; ldv_mutex_unlock_19(& (d->vqs + (unsigned long )i)->mutex); i = i + 1; ldv_38040: ; if (d->nvqs > i) { goto ldv_38039; } else { } if ((unsigned long )ctx != (unsigned long )((struct eventfd_ctx *)0)) { eventfd_ctx_put(ctx); } else { } if ((unsigned long )filep != (unsigned long )((struct file *)0)) { fput(filep); } else { } goto ldv_38022; default: r = vhost_set_vring(d, (int )ioctl, argp); goto ldv_38022; } ldv_38022: ; done: ; return (r); } } static struct vhost_memory_region const *find_region(struct vhost_memory *mem , __u64 addr , __u32 len ) { struct vhost_memory_region *reg ; int i ; { i = 0; goto ldv_38051; ldv_38050: reg = (struct vhost_memory_region *)(& mem->regions) + (unsigned long )i; if (reg->guest_phys_addr <= addr && (reg->guest_phys_addr + reg->memory_size) - 1ULL >= addr) { return ((struct vhost_memory_region const *)reg); } else { } i = i + 1; ldv_38051: ; if ((__u32 )i < mem->nregions) { goto ldv_38050; } else { } return (0); } } static int set_bit_to_user(int nr , void *addr ) { unsigned long log ; struct page *page ; void *base ; int bit ; int r ; long tmp ; { log = (unsigned long )addr; bit = (int )(((unsigned int )log & 4095U) * 8U + (unsigned int )nr); r = get_user_pages_fast(log, 1, 1, & page); if (r < 0) { return (r); } else { } tmp = ldv__builtin_expect(r != 1, 0L); if (tmp != 0L) { __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/vladimir/UFO/Work/test/work/current--X--drivers/vhost/vhost_net.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/13/dscv_tempdir/dscv/ri/32_7a/drivers/vhost/vhost.c.prepared"), "i" (983), "i" (12UL)); ldv_38062: ; goto ldv_38062; } else { } base = kmap_atomic(page); set_bit((unsigned int )bit, (unsigned long volatile *)base); __kunmap_atomic(base); set_page_dirty_lock(page); put_page(page); return (0); } } static int log_write(void *log_base , u64 write_address , u64 write_length ) { u64 write_page ; int r ; u64 base ; u64 log ; int bit ; { write_page = write_address / 4096ULL; if (write_length == 0ULL) { return (0); } else { } write_length = (write_address & 4095ULL) + write_length; ldv_38074: base = (unsigned long long )log_base; log = write_page / 8ULL + base; bit = (int )write_page & 7; r = set_bit_to_user(bit, (void *)log); if (r < 0) { return (r); } else { } if (write_length <= 4096ULL) { goto ldv_38073; } else { } write_length = write_length - 4096ULL; write_page = write_page + 1ULL; goto ldv_38074; ldv_38073: ; return (r); } } int vhost_log_write(struct vhost_virtqueue *vq , struct vhost_log *log , unsigned int log_num , u64 len ) { int i ; int r ; u64 l ; u64 _min1 ; u64 _min2 ; { __asm__ volatile ("": : : "memory"); i = 0; goto ldv_38088; ldv_38087: _min1 = (log + (unsigned long )i)->len; _min2 = len; l = _min1 < _min2 ? _min1 : _min2; r = log_write(vq->log_base, (log + (unsigned long )i)->addr, l); if (r < 0) { return (r); } else { } len = len - l; if (len == 0ULL) { if ((unsigned long )vq->log_ctx != (unsigned long )((struct eventfd_ctx *)0)) { eventfd_signal(vq->log_ctx, 1ULL); } else { } return (0); } else { } i = i + 1; ldv_38088: ; if ((unsigned int )i < log_num) { goto ldv_38087; } else { } __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/vladimir/UFO/Work/test/work/current--X--drivers/vhost/vhost_net.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/13/dscv_tempdir/dscv/ri/32_7a/drivers/vhost/vhost.c.prepared"), "i" (1038), "i" (12UL)); ldv_38090: ; goto ldv_38090; return (0); } } static int vhost_update_used_flags(struct vhost_virtqueue *vq ) { void *used ; int __pu_err ; long tmp ; { __pu_err = 0; switch (2UL) { case 1UL: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovb %b1,%2\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (__pu_err): "iq" (vq->used_flags), "m" (*((struct __large_struct *)(& (vq->used)->flags))), "i" (-14), "0" (__pu_err)); goto ldv_38097; case 2UL: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovw %w1,%2\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (__pu_err): "ir" (vq->used_flags), "m" (*((struct __large_struct *)(& (vq->used)->flags))), "i" (-14), "0" (__pu_err)); goto ldv_38097; case 4UL: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovl %k1,%2\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (__pu_err): "ir" (vq->used_flags), "m" (*((struct __large_struct *)(& (vq->used)->flags))), "i" (-14), "0" (__pu_err)); goto ldv_38097; case 8UL: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovq %1,%2\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (__pu_err): "er" (vq->used_flags), "m" (*((struct __large_struct *)(& (vq->used)->flags))), "i" (-14), "0" (__pu_err)); goto ldv_38097; default: __put_user_bad(); } ldv_38097: ; if (__pu_err < 0) { return (-14); } else { } tmp = ldv__builtin_expect((long )vq->log_used, 0L); if (tmp != 0L) { __asm__ volatile ("": : : "memory"); used = (void *)(& (vq->used)->flags); log_write(vq->log_base, vq->log_addr + (unsigned long long )((long )used - (long )vq->used), 2ULL); if ((unsigned long )vq->log_ctx != (unsigned long )((struct eventfd_ctx *)0)) { eventfd_signal(vq->log_ctx, 1ULL); } else { } } else { } return (0); } } static int vhost_update_avail_event(struct vhost_virtqueue *vq , u16 avail_event ) { int __pu_err ; void *used ; long tmp ; { __pu_err = 0; switch (2UL) { case 1UL: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovb %b1,%2\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (__pu_err): "iq" (vq->avail_idx), "m" (*((struct __large_struct *)(& (vq->used)->ring) + (unsigned long )vq->num)), "i" (-14), "0" (__pu_err)); goto ldv_38109; case 2UL: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovw %w1,%2\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (__pu_err): "ir" (vq->avail_idx), "m" (*((struct __large_struct *)(& (vq->used)->ring) + (unsigned long )vq->num)), "i" (-14), "0" (__pu_err)); goto ldv_38109; case 4UL: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovl %k1,%2\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (__pu_err): "ir" (vq->avail_idx), "m" (*((struct __large_struct *)(& (vq->used)->ring) + (unsigned long )vq->num)), "i" (-14), "0" (__pu_err)); goto ldv_38109; case 8UL: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovq %1,%2\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (__pu_err): "er" (vq->avail_idx), "m" (*((struct __large_struct *)(& (vq->used)->ring) + (unsigned long )vq->num)), "i" (-14), "0" (__pu_err)); goto ldv_38109; default: __put_user_bad(); } ldv_38109: ; if (__pu_err != 0) { return (-14); } else { } tmp = ldv__builtin_expect((long )vq->log_used, 0L); if (tmp != 0L) { __asm__ volatile ("": : : "memory"); used = (void *)(& (vq->used)->ring) + (unsigned long )vq->num; log_write(vq->log_base, vq->log_addr + (unsigned long long )((long )used - (long )vq->used), 2ULL); if ((unsigned long )vq->log_ctx != (unsigned long )((struct eventfd_ctx *)0)) { eventfd_signal(vq->log_ctx, 1ULL); } else { } } else { } return (0); } } int vhost_init_used(struct vhost_virtqueue *vq ) { int r ; int __ret_gu ; unsigned long __val_gu ; { if ((unsigned long )vq->private_data == (unsigned long )((void *)0)) { return (0); } else { } r = vhost_update_used_flags(vq); if (r != 0) { return (r); } else { } vq->signalled_used_valid = 0; might_fault(); switch (2UL) { case 1UL: __asm__ volatile ("call __get_user_1": "=a" (__ret_gu), "=d" (__val_gu): "0" (& (vq->used)->idx)); goto ldv_38123; case 2UL: __asm__ volatile ("call __get_user_2": "=a" (__ret_gu), "=d" (__val_gu): "0" (& (vq->used)->idx)); goto ldv_38123; case 4UL: __asm__ volatile ("call __get_user_4": "=a" (__ret_gu), "=d" (__val_gu): "0" (& (vq->used)->idx)); goto ldv_38123; case 8UL: __asm__ volatile ("call __get_user_8": "=a" (__ret_gu), "=d" (__val_gu): "0" (& (vq->used)->idx)); goto ldv_38123; default: __asm__ volatile ("call __get_user_X": "=a" (__ret_gu), "=d" (__val_gu): "0" (& (vq->used)->idx)); goto ldv_38123; } ldv_38123: vq->last_used_idx = (unsigned short )__val_gu; return (__ret_gu); } } static int translate_desc(struct vhost_dev *dev , u64 addr , u32 len , struct iovec *iov , int iov_size ) { struct vhost_memory_region const *reg ; struct vhost_memory *mem ; struct iovec *_iov ; u64 s ; int ret ; struct vhost_memory *_________p1 ; bool __warned ; int tmp ; int tmp___0 ; u64 size ; long tmp___1 ; long tmp___2 ; unsigned long long _min1 ; u64 _min2 ; { s = 0ULL; ret = 0; rcu_read_lock(); _________p1 = *((struct vhost_memory * volatile *)(& dev->memory)); tmp = debug_lockdep_rcu_enabled(); if (tmp != 0 && ! __warned) { tmp___0 = rcu_read_lock_held(); if (tmp___0 == 0 && 1) { __warned = 1; lockdep_rcu_suspicious("/work/vladimir/UFO/Work/test/work/current--X--drivers/vhost/vhost_net.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/13/dscv_tempdir/dscv/ri/32_7a/drivers/vhost/vhost.c.prepared", 1104, "suspicious rcu_dereference_check() usage"); } else { } } else { } mem = _________p1; goto ldv_38150; ldv_38149: tmp___1 = ldv__builtin_expect(ret >= iov_size, 0L); if (tmp___1 != 0L) { ret = -105; goto ldv_38145; } else { } reg = find_region(mem, addr, len); tmp___2 = ldv__builtin_expect((unsigned long )reg == (unsigned long )((struct vhost_memory_region const *)0), 0L); if (tmp___2 != 0L) { ret = -14; goto ldv_38145; } else { } _iov = iov + (unsigned long )ret; size = ((unsigned long long )reg->memory_size - addr) + (unsigned long long )reg->guest_phys_addr; _min1 = (unsigned long long )len - s; _min2 = size; _iov->iov_len = (__kernel_size_t )(_min1 < _min2 ? _min1 : _min2); _iov->iov_base = (void *)(((unsigned long long )reg->userspace_addr + addr) - (unsigned long long )reg->guest_phys_addr); s = s + size; addr = addr + size; ret = ret + 1; ldv_38150: ; if ((unsigned long long )len > s) { goto ldv_38149; } else { } ldv_38145: rcu_read_unlock(); return (ret); } } static unsigned int next_desc(struct vring_desc *desc ) { unsigned int next ; { if (((int )desc->flags & 1) == 0) { return (4294967295U); } else { } next = (unsigned int )desc->next; return (next); } } static int get_indirect(struct vhost_dev *dev , struct vhost_virtqueue *vq , struct iovec *iov , unsigned int iov_size , unsigned int *out_num , unsigned int *in_num , struct vhost_log *log , unsigned int *log_num , struct vring_desc *indirect ) { struct vring_desc desc ; unsigned int i ; unsigned int count ; unsigned int found ; int ret ; struct _ddebug descriptor ; long tmp ; long tmp___0 ; struct _ddebug descriptor___0 ; long tmp___1 ; long tmp___2 ; struct _ddebug descriptor___1 ; long tmp___3 ; long tmp___4 ; unsigned int iov_count ; struct _ddebug descriptor___2 ; long tmp___5 ; long tmp___6 ; struct _ddebug descriptor___3 ; long tmp___7 ; int tmp___8 ; long tmp___9 ; struct _ddebug descriptor___4 ; long tmp___10 ; long tmp___11 ; struct _ddebug descriptor___5 ; long tmp___12 ; long tmp___13 ; long tmp___14 ; struct _ddebug descriptor___6 ; long tmp___15 ; long tmp___16 ; { i = 0U; found = 0U; tmp___0 = ldv__builtin_expect((indirect->len & 15U) != 0U, 0L); if (tmp___0 != 0L) { descriptor.modname = "vhost_net"; descriptor.function = "get_indirect"; descriptor.filename = "/work/vladimir/UFO/Work/test/work/current--X--drivers/vhost/vhost_net.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/13/dscv_tempdir/dscv/ri/32_7a/drivers/vhost/vhost.c.prepared"; descriptor.format = "Invalid length in indirect descriptor: len 0x%llx not multiple of 0x%zx\n"; descriptor.lineno = 1166U; descriptor.flags = 0U; tmp = ldv__builtin_expect((long )descriptor.flags & 1L, 0L); if (tmp != 0L) { __dynamic_pr_debug(& descriptor, "Invalid length in indirect descriptor: len 0x%llx not multiple of 0x%zx\n", (unsigned long long )indirect->len, 16UL); } else { } if ((unsigned long )vq->error_ctx != (unsigned long )((struct eventfd_ctx *)0)) { eventfd_signal(vq->error_ctx, 1ULL); } else { } return (-22); } else { } ret = translate_desc(dev, indirect->addr, indirect->len, vq->indirect, 1024); tmp___2 = ldv__builtin_expect(ret < 0, 0L); if (tmp___2 != 0L) { descriptor___0.modname = "vhost_net"; descriptor___0.function = "get_indirect"; descriptor___0.filename = "/work/vladimir/UFO/Work/test/work/current--X--drivers/vhost/vhost_net.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/13/dscv_tempdir/dscv/ri/32_7a/drivers/vhost/vhost.c.prepared"; descriptor___0.format = "Translation failure %d in indirect.\n"; descriptor___0.lineno = 1173U; descriptor___0.flags = 0U; tmp___1 = ldv__builtin_expect((long )descriptor___0.flags & 1L, 0L); if (tmp___1 != 0L) { __dynamic_pr_debug(& descriptor___0, "Translation failure %d in indirect.\n", ret); } else { } if ((unsigned long )vq->error_ctx != (unsigned long )((struct eventfd_ctx *)0)) { eventfd_signal(vq->error_ctx, 1ULL); } else { } return (ret); } else { } count = indirect->len / 16U; tmp___4 = ldv__builtin_expect(count > 65536U, 0L); if (tmp___4 != 0L) { descriptor___1.modname = "vhost_net"; descriptor___1.function = "get_indirect"; descriptor___1.filename = "/work/vladimir/UFO/Work/test/work/current--X--drivers/vhost/vhost_net.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/13/dscv_tempdir/dscv/ri/32_7a/drivers/vhost/vhost.c.prepared"; descriptor___1.format = "Indirect buffer length too big: %d\n"; descriptor___1.lineno = 1186U; descriptor___1.flags = 0U; tmp___3 = ldv__builtin_expect((long )descriptor___1.flags & 1L, 0L); if (tmp___3 != 0L) { __dynamic_pr_debug(& descriptor___1, "Indirect buffer length too big: %d\n", indirect->len); } else { } if ((unsigned long )vq->error_ctx != (unsigned long )((struct eventfd_ctx *)0)) { eventfd_signal(vq->error_ctx, 1ULL); } else { } return (-7); } else { } ldv_38181: iov_count = *in_num + *out_num; found = found + 1U; tmp___6 = ldv__builtin_expect(found > count, 0L); if (tmp___6 != 0L) { descriptor___2.modname = "vhost_net"; descriptor___2.function = "get_indirect"; descriptor___2.filename = "/work/vladimir/UFO/Work/test/work/current--X--drivers/vhost/vhost_net.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/13/dscv_tempdir/dscv/ri/32_7a/drivers/vhost/vhost.c.prepared"; descriptor___2.format = "Loop detected: last one at %u indirect size %u\n"; descriptor___2.lineno = 1195U; descriptor___2.flags = 0U; tmp___5 = ldv__builtin_expect((long )descriptor___2.flags & 1L, 0L); if (tmp___5 != 0L) { __dynamic_pr_debug(& descriptor___2, "Loop detected: last one at %u indirect size %u\n", i, count); } else { } if ((unsigned long )vq->error_ctx != (unsigned long )((struct eventfd_ctx *)0)) { eventfd_signal(vq->error_ctx, 1ULL); } else { } return (-22); } else { } tmp___8 = memcpy_fromiovec((unsigned char *)(& desc), vq->indirect, 16); tmp___9 = ldv__builtin_expect(tmp___8 != 0, 0L); if (tmp___9 != 0L) { descriptor___3.modname = "vhost_net"; descriptor___3.function = "get_indirect"; descriptor___3.filename = "/work/vladimir/UFO/Work/test/work/current--X--drivers/vhost/vhost_net.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/13/dscv_tempdir/dscv/ri/32_7a/drivers/vhost/vhost.c.prepared"; descriptor___3.format = "Failed indirect descriptor: idx %d, %zx\n"; descriptor___3.lineno = 1201U; descriptor___3.flags = 0U; tmp___7 = ldv__builtin_expect((long )descriptor___3.flags & 1L, 0L); if (tmp___7 != 0L) { __dynamic_pr_debug(& descriptor___3, "Failed indirect descriptor: idx %d, %zx\n", i, (unsigned long )indirect->addr + (unsigned long )i * 16UL); } else { } if ((unsigned long )vq->error_ctx != (unsigned long )((struct eventfd_ctx *)0)) { eventfd_signal(vq->error_ctx, 1ULL); } else { } return (-22); } else { } tmp___11 = ldv__builtin_expect(((int )desc.flags & 4) != 0, 0L); if (tmp___11 != 0L) { descriptor___4.modname = "vhost_net"; descriptor___4.function = "get_indirect"; descriptor___4.filename = "/work/vladimir/UFO/Work/test/work/current--X--drivers/vhost/vhost_net.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/13/dscv_tempdir/dscv/ri/32_7a/drivers/vhost/vhost.c.prepared"; descriptor___4.format = "Nested indirect descriptor: idx %d, %zx\n"; descriptor___4.lineno = 1206U; descriptor___4.flags = 0U; tmp___10 = ldv__builtin_expect((long )descriptor___4.flags & 1L, 0L); if (tmp___10 != 0L) { __dynamic_pr_debug(& descriptor___4, "Nested indirect descriptor: idx %d, %zx\n", i, (unsigned long )indirect->addr + (unsigned long )i * 16UL); } else { } if ((unsigned long )vq->error_ctx != (unsigned long )((struct eventfd_ctx *)0)) { eventfd_signal(vq->error_ctx, 1ULL); } else { } return (-22); } else { } ret = translate_desc(dev, desc.addr, desc.len, iov + (unsigned long )iov_count, (int )(iov_size - iov_count)); tmp___13 = ldv__builtin_expect(ret < 0, 0L); if (tmp___13 != 0L) { descriptor___5.modname = "vhost_net"; descriptor___5.function = "get_indirect"; descriptor___5.filename = "/work/vladimir/UFO/Work/test/work/current--X--drivers/vhost/vhost_net.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/13/dscv_tempdir/dscv/ri/32_7a/drivers/vhost/vhost.c.prepared"; descriptor___5.format = "Translation failure %d indirect idx %d\n"; descriptor___5.lineno = 1214U; descriptor___5.flags = 0U; tmp___12 = ldv__builtin_expect((long )descriptor___5.flags & 1L, 0L); if (tmp___12 != 0L) { __dynamic_pr_debug(& descriptor___5, "Translation failure %d indirect idx %d\n", ret, i); } else { } if ((unsigned long )vq->error_ctx != (unsigned long )((struct eventfd_ctx *)0)) { eventfd_signal(vq->error_ctx, 1ULL); } else { } return (ret); } else { } if (((int )desc.flags & 2) != 0) { *in_num = *in_num + (unsigned int )ret; tmp___14 = ldv__builtin_expect((unsigned long )log != (unsigned long )((struct vhost_log *)0), 0L); if (tmp___14 != 0L) { (log + (unsigned long )*log_num)->addr = desc.addr; (log + (unsigned long )*log_num)->len = (u64 )desc.len; *log_num = *log_num + 1U; } else { } } else { tmp___16 = ldv__builtin_expect(*in_num != 0U, 0L); if (tmp___16 != 0L) { descriptor___6.modname = "vhost_net"; descriptor___6.function = "get_indirect"; descriptor___6.filename = "/work/vladimir/UFO/Work/test/work/current--X--drivers/vhost/vhost_net.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/13/dscv_tempdir/dscv/ri/32_7a/drivers/vhost/vhost.c.prepared"; descriptor___6.format = "Indirect descriptor has out after in: idx %d\n"; descriptor___6.lineno = 1230U; descriptor___6.flags = 0U; tmp___15 = ldv__builtin_expect((long )descriptor___6.flags & 1L, 0L); if (tmp___15 != 0L) { __dynamic_pr_debug(& descriptor___6, "Indirect descriptor has out after in: idx %d\n", i); } else { } if ((unsigned long )vq->error_ctx != (unsigned long )((struct eventfd_ctx *)0)) { eventfd_signal(vq->error_ctx, 1ULL); } else { } return (-22); } else { } *out_num = *out_num + (unsigned int )ret; } i = next_desc(& desc); if (i != 4294967295U) { goto ldv_38181; } else { } return (0); } } int vhost_get_vq_desc(struct vhost_dev *dev , struct vhost_virtqueue *vq , struct iovec *iov , unsigned int iov_size , unsigned int *out_num , unsigned int *in_num , struct vhost_log *log , unsigned int *log_num ) { struct vring_desc desc ; unsigned int i ; unsigned int head ; unsigned int found ; u16 last_avail_idx ; int ret ; struct _ddebug descriptor ; long tmp ; int __gu_err ; unsigned long __gu_val ; int tmp___0 ; long tmp___1 ; struct _ddebug descriptor___0 ; long tmp___2 ; long tmp___3 ; struct _ddebug descriptor___1 ; long tmp___4 ; int __gu_err___0 ; unsigned long __gu_val___0 ; int tmp___5 ; long tmp___6 ; struct _ddebug descriptor___2 ; long tmp___7 ; long tmp___8 ; unsigned int tmp___9 ; long tmp___10 ; unsigned int iov_count ; struct _ddebug descriptor___3 ; long tmp___11 ; long tmp___12 ; struct _ddebug descriptor___4 ; long tmp___13 ; long tmp___14 ; struct _ddebug descriptor___5 ; long tmp___15 ; long tmp___16 ; struct _ddebug descriptor___6 ; long tmp___17 ; long tmp___18 ; struct _ddebug descriptor___7 ; long tmp___19 ; long tmp___20 ; long tmp___21 ; struct _ddebug descriptor___8 ; long tmp___22 ; long tmp___23 ; long tmp___24 ; { found = 0U; last_avail_idx = vq->last_avail_idx; __gu_err = 0; switch (2UL) { case 1UL: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovb %2,%b1\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\txorb %b1,%b1\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (__gu_err), "=q" (__gu_val): "m" (*((struct __large_struct *)(& (vq->avail)->idx))), "i" (-14), "0" (__gu_err)); goto ldv_38202; case 2UL: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovw %2,%w1\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\txorw %w1,%w1\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (__gu_err), "=r" (__gu_val): "m" (*((struct __large_struct *)(& (vq->avail)->idx))), "i" (-14), "0" (__gu_err)); goto ldv_38202; case 4UL: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovl %2,%k1\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\txorl %k1,%k1\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (__gu_err), "=r" (__gu_val): "m" (*((struct __large_struct *)(& (vq->avail)->idx))), "i" (-14), "0" (__gu_err)); goto ldv_38202; case 8UL: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovq %2,%1\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\txorq %1,%1\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (__gu_err), "=r" (__gu_val): "m" (*((struct __large_struct *)(& (vq->avail)->idx))), "i" (-14), "0" (__gu_err)); goto ldv_38202; default: tmp___0 = __get_user_bad(); __gu_val = (unsigned long )tmp___0; } ldv_38202: vq->avail_idx = (unsigned short )__gu_val; tmp___1 = ldv__builtin_expect(__gu_err != 0, 0L); if (tmp___1 != 0L) { descriptor.modname = "vhost_net"; descriptor.function = "vhost_get_vq_desc"; descriptor.filename = "/work/vladimir/UFO/Work/test/work/current--X--drivers/vhost/vhost_net.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/13/dscv_tempdir/dscv/ri/32_7a/drivers/vhost/vhost.c.prepared"; descriptor.format = "Failed to access avail idx at %p\n"; descriptor.lineno = 1261U; descriptor.flags = 0U; tmp = ldv__builtin_expect((long )descriptor.flags & 1L, 0L); if (tmp != 0L) { __dynamic_pr_debug(& descriptor, "Failed to access avail idx at %p\n", & (vq->avail)->idx); } else { } if ((unsigned long )vq->error_ctx != (unsigned long )((struct eventfd_ctx *)0)) { eventfd_signal(vq->error_ctx, 1ULL); } else { } return (-14); } else { } tmp___3 = ldv__builtin_expect((unsigned int )((int )vq->avail_idx - (int )last_avail_idx) > vq->num, 0L); if (tmp___3 != 0L) { descriptor___0.modname = "vhost_net"; descriptor___0.function = "vhost_get_vq_desc"; descriptor___0.filename = "/work/vladimir/UFO/Work/test/work/current--X--drivers/vhost/vhost_net.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/13/dscv_tempdir/dscv/ri/32_7a/drivers/vhost/vhost.c.prepared"; descriptor___0.format = "Guest moved used index from %u to %u"; descriptor___0.lineno = 1267U; descriptor___0.flags = 0U; tmp___2 = ldv__builtin_expect((long )descriptor___0.flags & 1L, 0L); if (tmp___2 != 0L) { __dynamic_pr_debug(& descriptor___0, "Guest moved used index from %u to %u", (int )last_avail_idx, (int )vq->avail_idx); } else { } if ((unsigned long )vq->error_ctx != (unsigned long )((struct eventfd_ctx *)0)) { eventfd_signal(vq->error_ctx, 1ULL); } else { } return (-14); } else { } if ((int )vq->avail_idx == (int )last_avail_idx) { return ((int )vq->num); } else { } __asm__ volatile ("": : : "memory"); __gu_err___0 = 0; switch (2UL) { case 1UL: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovb %2,%b1\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\txorb %b1,%b1\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (__gu_err___0), "=q" (__gu_val___0): "m" (*((struct __large_struct *)(& (vq->avail)->ring) + (unsigned long )((unsigned int )last_avail_idx % vq->num))), "i" (-14), "0" (__gu_err___0)); goto ldv_38214; case 2UL: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovw %2,%w1\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\txorw %w1,%w1\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (__gu_err___0), "=r" (__gu_val___0): "m" (*((struct __large_struct *)(& (vq->avail)->ring) + (unsigned long )((unsigned int )last_avail_idx % vq->num))), "i" (-14), "0" (__gu_err___0)); goto ldv_38214; case 4UL: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovl %2,%k1\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\txorl %k1,%k1\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (__gu_err___0), "=r" (__gu_val___0): "m" (*((struct __large_struct *)(& (vq->avail)->ring) + (unsigned long )((unsigned int )last_avail_idx % vq->num))), "i" (-14), "0" (__gu_err___0)); goto ldv_38214; case 8UL: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovq %2,%1\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\txorq %1,%1\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (__gu_err___0), "=r" (__gu_val___0): "m" (*((struct __large_struct *)(& (vq->avail)->ring) + (unsigned long )((unsigned int )last_avail_idx % vq->num))), "i" (-14), "0" (__gu_err___0)); goto ldv_38214; default: tmp___5 = __get_user_bad(); __gu_val___0 = (unsigned long )tmp___5; } ldv_38214: head = (unsigned int )((unsigned short )__gu_val___0); tmp___6 = ldv__builtin_expect(__gu_err___0 != 0, 0L); if (tmp___6 != 0L) { descriptor___1.modname = "vhost_net"; descriptor___1.function = "vhost_get_vq_desc"; descriptor___1.filename = "/work/vladimir/UFO/Work/test/work/current--X--drivers/vhost/vhost_net.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/13/dscv_tempdir/dscv/ri/32_7a/drivers/vhost/vhost.c.prepared"; descriptor___1.format = "Failed to read head: idx %d address %p\n"; descriptor___1.lineno = 1284U; descriptor___1.flags = 0U; tmp___4 = ldv__builtin_expect((long )descriptor___1.flags & 1L, 0L); if (tmp___4 != 0L) { __dynamic_pr_debug(& descriptor___1, "Failed to read head: idx %d address %p\n", (int )last_avail_idx, (__u16 *)(& (vq->avail)->ring) + (unsigned long )((unsigned int )last_avail_idx % vq->num)); } else { } if ((unsigned long )vq->error_ctx != (unsigned long )((struct eventfd_ctx *)0)) { eventfd_signal(vq->error_ctx, 1ULL); } else { } return (-14); } else { } tmp___8 = ldv__builtin_expect(vq->num <= head, 0L); if (tmp___8 != 0L) { descriptor___2.modname = "vhost_net"; descriptor___2.function = "vhost_get_vq_desc"; descriptor___2.filename = "/work/vladimir/UFO/Work/test/work/current--X--drivers/vhost/vhost_net.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/13/dscv_tempdir/dscv/ri/32_7a/drivers/vhost/vhost.c.prepared"; descriptor___2.format = "Guest says index %u > %u is available"; descriptor___2.lineno = 1291U; descriptor___2.flags = 0U; tmp___7 = ldv__builtin_expect((long )descriptor___2.flags & 1L, 0L); if (tmp___7 != 0L) { __dynamic_pr_debug(& descriptor___2, "Guest says index %u > %u is available", head, vq->num); } else { } if ((unsigned long )vq->error_ctx != (unsigned long )((struct eventfd_ctx *)0)) { eventfd_signal(vq->error_ctx, 1ULL); } else { } return (-22); } else { } tmp___9 = 0U; *in_num = tmp___9; *out_num = tmp___9; tmp___10 = ldv__builtin_expect((unsigned long )log != (unsigned long )((struct vhost_log *)0), 0L); if (tmp___10 != 0L) { *log_num = 0U; } else { } i = head; ldv_38230: iov_count = *in_num + *out_num; tmp___12 = ldv__builtin_expect(vq->num <= i, 0L); if (tmp___12 != 0L) { descriptor___3.modname = "vhost_net"; descriptor___3.function = "vhost_get_vq_desc"; descriptor___3.filename = "/work/vladimir/UFO/Work/test/work/current--X--drivers/vhost/vhost_net.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/13/dscv_tempdir/dscv/ri/32_7a/drivers/vhost/vhost.c.prepared"; descriptor___3.format = "Desc index is %u > %u, head = %u"; descriptor___3.lineno = 1305U; descriptor___3.flags = 0U; tmp___11 = ldv__builtin_expect((long )descriptor___3.flags & 1L, 0L); if (tmp___11 != 0L) { __dynamic_pr_debug(& descriptor___3, "Desc index is %u > %u, head = %u", i, vq->num, head); } else { } if ((unsigned long )vq->error_ctx != (unsigned long )((struct eventfd_ctx *)0)) { eventfd_signal(vq->error_ctx, 1ULL); } else { } return (-22); } else { } found = found + 1U; tmp___14 = ldv__builtin_expect(found > vq->num, 0L); if (tmp___14 != 0L) { descriptor___4.modname = "vhost_net"; descriptor___4.function = "vhost_get_vq_desc"; descriptor___4.filename = "/work/vladimir/UFO/Work/test/work/current--X--drivers/vhost/vhost_net.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/13/dscv_tempdir/dscv/ri/32_7a/drivers/vhost/vhost.c.prepared"; descriptor___4.format = "Loop detected: last one at %u vq size %u head %u\n"; descriptor___4.lineno = 1311U; descriptor___4.flags = 0U; tmp___13 = ldv__builtin_expect((long )descriptor___4.flags & 1L, 0L); if (tmp___13 != 0L) { __dynamic_pr_debug(& descriptor___4, "Loop detected: last one at %u vq size %u head %u\n", i, vq->num, head); } else { } if ((unsigned long )vq->error_ctx != (unsigned long )((struct eventfd_ctx *)0)) { eventfd_signal(vq->error_ctx, 1ULL); } else { } return (-22); } else { } ret = __copy_from_user((void *)(& desc), (void const *)vq->desc + (unsigned long )i, 16U); tmp___16 = ldv__builtin_expect(ret != 0, 0L); if (tmp___16 != 0L) { descriptor___5.modname = "vhost_net"; descriptor___5.function = "vhost_get_vq_desc"; descriptor___5.filename = "/work/vladimir/UFO/Work/test/work/current--X--drivers/vhost/vhost_net.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/13/dscv_tempdir/dscv/ri/32_7a/drivers/vhost/vhost.c.prepared"; descriptor___5.format = "Failed to get descriptor: idx %d addr %p\n"; descriptor___5.lineno = 1317U; descriptor___5.flags = 0U; tmp___15 = ldv__builtin_expect((long )descriptor___5.flags & 1L, 0L); if (tmp___15 != 0L) { __dynamic_pr_debug(& descriptor___5, "Failed to get descriptor: idx %d addr %p\n", i, vq->desc + (unsigned long )i); } else { } if ((unsigned long )vq->error_ctx != (unsigned long )((struct eventfd_ctx *)0)) { eventfd_signal(vq->error_ctx, 1ULL); } else { } return (-14); } else { } if (((int )desc.flags & 4) != 0) { ret = get_indirect(dev, vq, iov, iov_size, out_num, in_num, log, log_num, & desc); tmp___18 = ldv__builtin_expect(ret < 0, 0L); if (tmp___18 != 0L) { descriptor___6.modname = "vhost_net"; descriptor___6.function = "vhost_get_vq_desc"; descriptor___6.filename = "/work/vladimir/UFO/Work/test/work/current--X--drivers/vhost/vhost_net.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/13/dscv_tempdir/dscv/ri/32_7a/drivers/vhost/vhost.c.prepared"; descriptor___6.format = "Failure detected in indirect descriptor at idx %d\n"; descriptor___6.lineno = 1326U; descriptor___6.flags = 0U; tmp___17 = ldv__builtin_expect((long )descriptor___6.flags & 1L, 0L); if (tmp___17 != 0L) { __dynamic_pr_debug(& descriptor___6, "Failure detected in indirect descriptor at idx %d\n", i); } else { } if ((unsigned long )vq->error_ctx != (unsigned long )((struct eventfd_ctx *)0)) { eventfd_signal(vq->error_ctx, 1ULL); } else { } return (ret); } else { } goto ldv_38227; } else { } ret = translate_desc(dev, desc.addr, desc.len, iov + (unsigned long )iov_count, (int )(iov_size - iov_count)); tmp___20 = ldv__builtin_expect(ret < 0, 0L); if (tmp___20 != 0L) { descriptor___7.modname = "vhost_net"; descriptor___7.function = "vhost_get_vq_desc"; descriptor___7.filename = "/work/vladimir/UFO/Work/test/work/current--X--drivers/vhost/vhost_net.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/13/dscv_tempdir/dscv/ri/32_7a/drivers/vhost/vhost.c.prepared"; descriptor___7.format = "Translation failure %d descriptor idx %d\n"; descriptor___7.lineno = 1336U; descriptor___7.flags = 0U; tmp___19 = ldv__builtin_expect((long )descriptor___7.flags & 1L, 0L); if (tmp___19 != 0L) { __dynamic_pr_debug(& descriptor___7, "Translation failure %d descriptor idx %d\n", ret, i); } else { } if ((unsigned long )vq->error_ctx != (unsigned long )((struct eventfd_ctx *)0)) { eventfd_signal(vq->error_ctx, 1ULL); } else { } return (ret); } else { } if (((int )desc.flags & 2) != 0) { *in_num = *in_num + (unsigned int )ret; tmp___21 = ldv__builtin_expect((unsigned long )log != (unsigned long )((struct vhost_log *)0), 0L); if (tmp___21 != 0L) { (log + (unsigned long )*log_num)->addr = desc.addr; (log + (unsigned long )*log_num)->len = (u64 )desc.len; *log_num = *log_num + 1U; } else { } } else { tmp___23 = ldv__builtin_expect(*in_num != 0U, 0L); if (tmp___23 != 0L) { descriptor___8.modname = "vhost_net"; descriptor___8.function = "vhost_get_vq_desc"; descriptor___8.filename = "/work/vladimir/UFO/Work/test/work/current--X--drivers/vhost/vhost_net.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/13/dscv_tempdir/dscv/ri/32_7a/drivers/vhost/vhost.c.prepared"; descriptor___8.format = "Descriptor has out after in: idx %d\n"; descriptor___8.lineno = 1353U; descriptor___8.flags = 0U; tmp___22 = ldv__builtin_expect((long )descriptor___8.flags & 1L, 0L); if (tmp___22 != 0L) { __dynamic_pr_debug(& descriptor___8, "Descriptor has out after in: idx %d\n", i); } else { } if ((unsigned long )vq->error_ctx != (unsigned long )((struct eventfd_ctx *)0)) { eventfd_signal(vq->error_ctx, 1ULL); } else { } return (-22); } else { } *out_num = *out_num + (unsigned int )ret; } ldv_38227: i = next_desc(& desc); if (i != 4294967295U) { goto ldv_38230; } else { } vq->last_avail_idx = (u16 )((int )vq->last_avail_idx + 1); tmp___24 = ldv__builtin_expect(((int )vq->used_flags & 1) == 0, 0L); if (tmp___24 != 0L) { __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/vladimir/UFO/Work/test/work/current--X--drivers/vhost/vhost_net.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/13/dscv_tempdir/dscv/ri/32_7a/drivers/vhost/vhost.c.prepared"), "i" (1365), "i" (12UL)); ldv_38232: ; goto ldv_38232; } else { } return ((int )head); } } void vhost_discard_vq_desc(struct vhost_virtqueue *vq , int n ) { { vq->last_avail_idx = (int )vq->last_avail_idx - (int )((u16 )n); return; } } int vhost_add_used(struct vhost_virtqueue *vq , unsigned int head , int len ) { struct vring_used_elem *used ; struct _ddebug descriptor ; long tmp ; int __pu_err ; struct _ddebug descriptor___0 ; long tmp___0 ; int __pu_err___0 ; struct _ddebug descriptor___1 ; long tmp___1 ; int __pu_err___1 ; long tmp___2 ; long tmp___3 ; { used = (struct vring_used_elem *)(& (vq->used)->ring) + (unsigned long )((unsigned int )vq->last_used_idx % vq->num); __pu_err = 0; switch (4UL) { case 1UL: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovb %b1,%2\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (__pu_err): "iq" (head), "m" (*((struct __large_struct *)(& used->id))), "i" (-14), "0" (__pu_err)); goto ldv_38245; case 2UL: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovw %w1,%2\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (__pu_err): "ir" (head), "m" (*((struct __large_struct *)(& used->id))), "i" (-14), "0" (__pu_err)); goto ldv_38245; case 4UL: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovl %k1,%2\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (__pu_err): "ir" (head), "m" (*((struct __large_struct *)(& used->id))), "i" (-14), "0" (__pu_err)); goto ldv_38245; case 8UL: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovq %1,%2\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (__pu_err): "er" (head), "m" (*((struct __large_struct *)(& used->id))), "i" (-14), "0" (__pu_err)); goto ldv_38245; default: __put_user_bad(); } ldv_38245: ; if (__pu_err != 0) { descriptor.modname = "vhost_net"; descriptor.function = "vhost_add_used"; descriptor.filename = "/work/vladimir/UFO/Work/test/work/current--X--drivers/vhost/vhost_net.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/13/dscv_tempdir/dscv/ri/32_7a/drivers/vhost/vhost.c.prepared"; descriptor.format = "Failed to write used id"; descriptor.lineno = 1385U; descriptor.flags = 0U; tmp = ldv__builtin_expect((long )descriptor.flags & 1L, 0L); if (tmp != 0L) { __dynamic_pr_debug(& descriptor, "Failed to write used id"); } else { } if ((unsigned long )vq->error_ctx != (unsigned long )((struct eventfd_ctx *)0)) { eventfd_signal(vq->error_ctx, 1ULL); } else { } return (-14); } else { } __pu_err___0 = 0; switch (4UL) { case 1UL: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovb %b1,%2\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (__pu_err___0): "iq" ((unsigned int )len), "m" (*((struct __large_struct *)(& used->len))), "i" (-14), "0" (__pu_err___0)); goto ldv_38255; case 2UL: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovw %w1,%2\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (__pu_err___0): "ir" ((unsigned int )len), "m" (*((struct __large_struct *)(& used->len))), "i" (-14), "0" (__pu_err___0)); goto ldv_38255; case 4UL: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovl %k1,%2\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (__pu_err___0): "ir" ((unsigned int )len), "m" (*((struct __large_struct *)(& used->len))), "i" (-14), "0" (__pu_err___0)); goto ldv_38255; case 8UL: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovq %1,%2\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (__pu_err___0): "er" ((unsigned int )len), "m" (*((struct __large_struct *)(& used->len))), "i" (-14), "0" (__pu_err___0)); goto ldv_38255; default: __put_user_bad(); } ldv_38255: ; if (__pu_err___0 != 0) { descriptor___0.modname = "vhost_net"; descriptor___0.function = "vhost_add_used"; descriptor___0.filename = "/work/vladimir/UFO/Work/test/work/current--X--drivers/vhost/vhost_net.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/13/dscv_tempdir/dscv/ri/32_7a/drivers/vhost/vhost.c.prepared"; descriptor___0.format = "Failed to write used len"; descriptor___0.lineno = 1389U; descriptor___0.flags = 0U; tmp___0 = ldv__builtin_expect((long )descriptor___0.flags & 1L, 0L); if (tmp___0 != 0L) { __dynamic_pr_debug(& descriptor___0, "Failed to write used len"); } else { } if ((unsigned long )vq->error_ctx != (unsigned long )((struct eventfd_ctx *)0)) { eventfd_signal(vq->error_ctx, 1ULL); } else { } return (-14); } else { } __asm__ volatile ("": : : "memory"); __pu_err___1 = 0; switch (2UL) { case 1UL: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovb %b1,%2\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (__pu_err___1): "iq" ((unsigned int )vq->last_used_idx + 1U), "m" (*((struct __large_struct *)(& (vq->used)->idx))), "i" (-14), "0" (__pu_err___1)); goto ldv_38264; case 2UL: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovw %w1,%2\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (__pu_err___1): "ir" ((unsigned int )vq->last_used_idx + 1U), "m" (*((struct __large_struct *)(& (vq->used)->idx))), "i" (-14), "0" (__pu_err___1)); goto ldv_38264; case 4UL: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovl %k1,%2\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (__pu_err___1): "ir" ((unsigned int )vq->last_used_idx + 1U), "m" (*((struct __large_struct *)(& (vq->used)->idx))), "i" (-14), "0" (__pu_err___1)); goto ldv_38264; case 8UL: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovq %1,%2\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (__pu_err___1): "er" ((unsigned int )vq->last_used_idx + 1U), "m" (*((struct __large_struct *)(& (vq->used)->idx))), "i" (-14), "0" (__pu_err___1)); goto ldv_38264; default: __put_user_bad(); } ldv_38264: ; if (__pu_err___1 != 0) { descriptor___1.modname = "vhost_net"; descriptor___1.function = "vhost_add_used"; descriptor___1.filename = "/work/vladimir/UFO/Work/test/work/current--X--drivers/vhost/vhost_net.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/13/dscv_tempdir/dscv/ri/32_7a/drivers/vhost/vhost.c.prepared"; descriptor___1.format = "Failed to increment used idx"; descriptor___1.lineno = 1395U; descriptor___1.flags = 0U; tmp___1 = ldv__builtin_expect((long )descriptor___1.flags & 1L, 0L); if (tmp___1 != 0L) { __dynamic_pr_debug(& descriptor___1, "Failed to increment used idx"); } else { } if ((unsigned long )vq->error_ctx != (unsigned long )((struct eventfd_ctx *)0)) { eventfd_signal(vq->error_ctx, 1ULL); } else { } return (-14); } else { } tmp___2 = ldv__builtin_expect((long )vq->log_used, 0L); if (tmp___2 != 0L) { __asm__ volatile ("": : : "memory"); log_write(vq->log_base, vq->log_addr + (unsigned long long )((long )used - (long )vq->used), 8ULL); log_write(vq->log_base, vq->log_addr + 2ULL, 2ULL); if ((unsigned long )vq->log_ctx != (unsigned long )((struct eventfd_ctx *)0)) { eventfd_signal(vq->log_ctx, 1ULL); } else { } } else { } vq->last_used_idx = (u16 )((int )vq->last_used_idx + 1); tmp___3 = ldv__builtin_expect((int )vq->last_used_idx == (int )vq->signalled_used, 0L); if (tmp___3 != 0L) { vq->signalled_used_valid = 0; } else { } return (0); } } static int __vhost_add_used_n(struct vhost_virtqueue *vq , struct vring_used_elem *heads , unsigned int count ) { struct vring_used_elem *used ; u16 old ; u16 new ; int start ; struct _ddebug descriptor ; long tmp ; int tmp___0 ; long tmp___1 ; u16 tmp___2 ; long tmp___3 ; { start = (int )((unsigned int )vq->last_used_idx % vq->num); used = (struct vring_used_elem *)(& (vq->used)->ring) + (unsigned long )start; tmp___0 = __copy_to_user((void *)used, (void const *)heads, count * 8U); if (tmp___0 != 0) { descriptor.modname = "vhost_net"; descriptor.function = "__vhost_add_used_n"; descriptor.filename = "/work/vladimir/UFO/Work/test/work/current--X--drivers/vhost/vhost_net.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/13/dscv_tempdir/dscv/ri/32_7a/drivers/vhost/vhost.c.prepared"; descriptor.format = "Failed to write used"; descriptor.lineno = 1434U; descriptor.flags = 0U; tmp = ldv__builtin_expect((long )descriptor.flags & 1L, 0L); if (tmp != 0L) { __dynamic_pr_debug(& descriptor, "Failed to write used"); } else { } if ((unsigned long )vq->error_ctx != (unsigned long )((struct eventfd_ctx *)0)) { eventfd_signal(vq->error_ctx, 1ULL); } else { } return (-14); } else { } tmp___1 = ldv__builtin_expect((long )vq->log_used, 0L); if (tmp___1 != 0L) { __asm__ volatile ("": : : "memory"); log_write(vq->log_base, vq->log_addr + (unsigned long long )((long )used - (long )vq->used), (u64 )((unsigned long )count * 8UL)); } else { } old = vq->last_used_idx; tmp___2 = (int )vq->last_used_idx + (int )((u16 )count); vq->last_used_idx = tmp___2; new = tmp___2; tmp___3 = ldv__builtin_expect((int )new - (int )vq->signalled_used < (int )new - (int )old, 0L); if (tmp___3 != 0L) { vq->signalled_used_valid = 0; } else { } return (0); } } int vhost_add_used_n(struct vhost_virtqueue *vq , struct vring_used_elem *heads , unsigned int count ) { int start ; int n ; int r ; struct _ddebug descriptor ; long tmp ; int __ret_pu ; __u16 __pu_val ; long tmp___0 ; { start = (int )((unsigned int )vq->last_used_idx % vq->num); n = (int )(vq->num - (unsigned int )start); if ((unsigned int )n < count) { r = __vhost_add_used_n(vq, heads, (unsigned int )n); if (r < 0) { return (r); } else { } heads = heads + (unsigned long )n; count = count - (unsigned int )n; } else { } r = __vhost_add_used_n(vq, heads, count); __asm__ volatile ("": : : "memory"); might_fault(); __pu_val = vq->last_used_idx; switch (2UL) { case 1UL: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu): "0" (__pu_val), "c" (& (vq->used)->idx): "ebx"); goto ldv_38293; case 2UL: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu): "0" (__pu_val), "c" (& (vq->used)->idx): "ebx"); goto ldv_38293; case 4UL: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu): "0" (__pu_val), "c" (& (vq->used)->idx): "ebx"); goto ldv_38293; case 8UL: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu): "0" (__pu_val), "c" (& (vq->used)->idx): "ebx"); goto ldv_38293; default: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu): "0" (__pu_val), "c" (& (vq->used)->idx): "ebx"); goto ldv_38293; } ldv_38293: ; if (__ret_pu != 0) { descriptor.modname = "vhost_net"; descriptor.function = "vhost_add_used_n"; descriptor.filename = "/work/vladimir/UFO/Work/test/work/current--X--drivers/vhost/vhost_net.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/13/dscv_tempdir/dscv/ri/32_7a/drivers/vhost/vhost.c.prepared"; descriptor.format = "Failed to increment used idx"; descriptor.lineno = 1478U; descriptor.flags = 0U; tmp = ldv__builtin_expect((long )descriptor.flags & 1L, 0L); if (tmp != 0L) { __dynamic_pr_debug(& descriptor, "Failed to increment used idx"); } else { } if ((unsigned long )vq->error_ctx != (unsigned long )((struct eventfd_ctx *)0)) { eventfd_signal(vq->error_ctx, 1ULL); } else { } return (-14); } else { } tmp___0 = ldv__builtin_expect((long )vq->log_used, 0L); if (tmp___0 != 0L) { log_write(vq->log_base, vq->log_addr + 2ULL, 2ULL); if ((unsigned long )vq->log_ctx != (unsigned long )((struct eventfd_ctx *)0)) { eventfd_signal(vq->log_ctx, 1ULL); } else { } } else { } return (r); } } static bool vhost_notify(struct vhost_dev *dev , struct vhost_virtqueue *vq ) { __u16 old ; __u16 new ; __u16 event ; bool v ; int tmp ; long tmp___0 ; __u16 flags ; struct _ddebug descriptor ; long tmp___1 ; int __gu_err ; unsigned long __gu_val ; int tmp___2 ; int tmp___3 ; u16 tmp___4 ; long tmp___5 ; struct _ddebug descriptor___0 ; long tmp___6 ; int __ret_gu ; unsigned long __val_gu ; int tmp___7 ; { __asm__ volatile ("mfence": : : "memory"); tmp = vhost_has_feature(dev, 24); if (tmp != 0) { tmp___0 = ldv__builtin_expect((int )vq->avail_idx == (int )vq->last_avail_idx, 0L); if (tmp___0 != 0L) { return (1); } else { } } else { } tmp___3 = vhost_has_feature(dev, 29); if (tmp___3 == 0) { __gu_err = 0; switch (2UL) { case 1UL: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovb %2,%b1\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\txorb %b1,%b1\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (__gu_err), "=q" (__gu_val): "m" (*((struct __large_struct *)(& (vq->avail)->flags))), "i" (-14), "0" (__gu_err)); goto ldv_38313; case 2UL: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovw %2,%w1\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\txorw %w1,%w1\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (__gu_err), "=r" (__gu_val): "m" (*((struct __large_struct *)(& (vq->avail)->flags))), "i" (-14), "0" (__gu_err)); goto ldv_38313; case 4UL: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovl %2,%k1\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\txorl %k1,%k1\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (__gu_err), "=r" (__gu_val): "m" (*((struct __large_struct *)(& (vq->avail)->flags))), "i" (-14), "0" (__gu_err)); goto ldv_38313; case 8UL: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovq %2,%1\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\txorq %1,%1\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (__gu_err), "=r" (__gu_val): "m" (*((struct __large_struct *)(& (vq->avail)->flags))), "i" (-14), "0" (__gu_err)); goto ldv_38313; default: tmp___2 = __get_user_bad(); __gu_val = (unsigned long )tmp___2; } ldv_38313: flags = (unsigned short )__gu_val; if (__gu_err != 0) { descriptor.modname = "vhost_net"; descriptor.function = "vhost_notify"; descriptor.filename = "/work/vladimir/UFO/Work/test/work/current--X--drivers/vhost/vhost_net.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/13/dscv_tempdir/dscv/ri/32_7a/drivers/vhost/vhost.c.prepared"; descriptor.format = "Failed to get flags"; descriptor.lineno = 1508U; descriptor.flags = 0U; tmp___1 = ldv__builtin_expect((long )descriptor.flags & 1L, 0L); if (tmp___1 != 0L) { __dynamic_pr_debug(& descriptor, "Failed to get flags"); } else { } if ((unsigned long )vq->error_ctx != (unsigned long )((struct eventfd_ctx *)0)) { eventfd_signal(vq->error_ctx, 1ULL); } else { } return (1); } else { } return (((int )flags & 1) == 0); } else { } old = vq->signalled_used; v = vq->signalled_used_valid; tmp___4 = vq->last_used_idx; vq->signalled_used = tmp___4; new = tmp___4; vq->signalled_used_valid = 1; tmp___5 = ldv__builtin_expect((long )(! v), 0L); if (tmp___5 != 0L) { return (1); } else { } might_fault(); switch (2UL) { case 1UL: __asm__ volatile ("call __get_user_1": "=a" (__ret_gu), "=d" (__val_gu): "0" ((u16 *)(& (vq->avail)->ring) + (unsigned long )vq->num)); goto ldv_38324; case 2UL: __asm__ volatile ("call __get_user_2": "=a" (__ret_gu), "=d" (__val_gu): "0" ((u16 *)(& (vq->avail)->ring) + (unsigned long )vq->num)); goto ldv_38324; case 4UL: __asm__ volatile ("call __get_user_4": "=a" (__ret_gu), "=d" (__val_gu): "0" ((u16 *)(& (vq->avail)->ring) + (unsigned long )vq->num)); goto ldv_38324; case 8UL: __asm__ volatile ("call __get_user_8": "=a" (__ret_gu), "=d" (__val_gu): "0" ((u16 *)(& (vq->avail)->ring) + (unsigned long )vq->num)); goto ldv_38324; default: __asm__ volatile ("call __get_user_X": "=a" (__ret_gu), "=d" (__val_gu): "0" ((u16 *)(& (vq->avail)->ring) + (unsigned long )vq->num)); goto ldv_38324; } ldv_38324: event = (unsigned short )__val_gu; if (__ret_gu != 0) { descriptor___0.modname = "vhost_net"; descriptor___0.function = "vhost_notify"; descriptor___0.filename = "/work/vladimir/UFO/Work/test/work/current--X--drivers/vhost/vhost_net.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/13/dscv_tempdir/dscv/ri/32_7a/drivers/vhost/vhost.c.prepared"; descriptor___0.format = "Failed to get used event idx"; descriptor___0.lineno = 1522U; descriptor___0.flags = 0U; tmp___6 = ldv__builtin_expect((long )descriptor___0.flags & 1L, 0L); if (tmp___6 != 0L) { __dynamic_pr_debug(& descriptor___0, "Failed to get used event idx"); } else { } if ((unsigned long )vq->error_ctx != (unsigned long )((struct eventfd_ctx *)0)) { eventfd_signal(vq->error_ctx, 1ULL); } else { } return (1); } else { } tmp___7 = vring_need_event((int )event, (int )new, (int )old); return (tmp___7 != 0); } } void vhost_signal(struct vhost_dev *dev , struct vhost_virtqueue *vq ) { bool tmp ; { if ((unsigned long )vq->call_ctx != (unsigned long )((struct eventfd_ctx *)0)) { tmp = vhost_notify(dev, vq); if ((int )tmp) { eventfd_signal(vq->call_ctx, 1ULL); } else { } } else { } return; } } void vhost_add_used_and_signal(struct vhost_dev *dev , struct vhost_virtqueue *vq , unsigned int head , int len ) { { vhost_add_used(vq, head, len); vhost_signal(dev, vq); return; } } void vhost_add_used_and_signal_n(struct vhost_dev *dev , struct vhost_virtqueue *vq , struct vring_used_elem *heads , unsigned int count ) { { vhost_add_used_n(vq, heads, count); vhost_signal(dev, vq); return; } } bool vhost_enable_notify(struct vhost_dev *dev , struct vhost_virtqueue *vq ) { u16 avail_idx ; int r ; struct _ddebug descriptor ; long tmp ; struct _ddebug descriptor___0 ; long tmp___0 ; int tmp___1 ; int __gu_err ; unsigned long __gu_val ; int tmp___2 ; struct _ddebug descriptor___1 ; long tmp___3 ; { if (((int )vq->used_flags & 1) == 0) { return (0); } else { } vq->used_flags = (unsigned int )vq->used_flags & 65534U; tmp___1 = vhost_has_feature(dev, 29); if (tmp___1 == 0) { r = vhost_update_used_flags(vq); if (r != 0) { descriptor.modname = "vhost_net"; descriptor.function = "vhost_enable_notify"; descriptor.filename = "/work/vladimir/UFO/Work/test/work/current--X--drivers/vhost/vhost_net.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/13/dscv_tempdir/dscv/ri/32_7a/drivers/vhost/vhost.c.prepared"; descriptor.format = "Failed to enable notification at %p: %d\n"; descriptor.lineno = 1567U; descriptor.flags = 0U; tmp = ldv__builtin_expect((long )descriptor.flags & 1L, 0L); if (tmp != 0L) { __dynamic_pr_debug(& descriptor, "Failed to enable notification at %p: %d\n", & (vq->used)->flags, r); } else { } if ((unsigned long )vq->error_ctx != (unsigned long )((struct eventfd_ctx *)0)) { eventfd_signal(vq->error_ctx, 1ULL); } else { } return (0); } else { } } else { r = vhost_update_avail_event(vq, (int )vq->avail_idx); if (r != 0) { descriptor___0.modname = "vhost_net"; descriptor___0.function = "vhost_enable_notify"; descriptor___0.filename = "/work/vladimir/UFO/Work/test/work/current--X--drivers/vhost/vhost_net.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/13/dscv_tempdir/dscv/ri/32_7a/drivers/vhost/vhost.c.prepared"; descriptor___0.format = "Failed to update avail event index at %p: %d\n"; descriptor___0.lineno = 1574U; descriptor___0.flags = 0U; tmp___0 = ldv__builtin_expect((long )descriptor___0.flags & 1L, 0L); if (tmp___0 != 0L) { __dynamic_pr_debug(& descriptor___0, "Failed to update avail event index at %p: %d\n", (u16 *)(& (vq->used)->ring) + (unsigned long )vq->num, r); } else { } if ((unsigned long )vq->error_ctx != (unsigned long )((struct eventfd_ctx *)0)) { eventfd_signal(vq->error_ctx, 1ULL); } else { } return (0); } else { } } __asm__ volatile ("mfence": : : "memory"); __gu_err = 0; switch (2UL) { case 1UL: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovb %2,%b1\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\txorb %b1,%b1\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (__gu_err), "=q" (__gu_val): "m" (*((struct __large_struct *)(& (vq->avail)->idx))), "i" (-14), "0" (__gu_err)); goto ldv_38359; case 2UL: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovw %2,%w1\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\txorw %w1,%w1\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (__gu_err), "=r" (__gu_val): "m" (*((struct __large_struct *)(& (vq->avail)->idx))), "i" (-14), "0" (__gu_err)); goto ldv_38359; case 4UL: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovl %2,%k1\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\txorl %k1,%k1\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (__gu_err), "=r" (__gu_val): "m" (*((struct __large_struct *)(& (vq->avail)->idx))), "i" (-14), "0" (__gu_err)); goto ldv_38359; case 8UL: __asm__ volatile ("661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xcb\n6641:\n\t.popsection\n1:\tmovq %2,%1\n2: 661:\n\t.byte 0x66,0x66,0x90\n\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word (9*32+20)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\t.byte 0x0f,0x01,0xca\n6641:\n\t.popsection\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\txorq %1,%1\n\tjmp 2b\n.previous\n .pushsection \"__ex_table\",\"a\"\n .balign 8\n .long (1b) - .\n .long (3b) - .\n .popsection\n": "=r" (__gu_err), "=r" (__gu_val): "m" (*((struct __large_struct *)(& (vq->avail)->idx))), "i" (-14), "0" (__gu_err)); goto ldv_38359; default: tmp___2 = __get_user_bad(); __gu_val = (unsigned long )tmp___2; } ldv_38359: avail_idx = (unsigned short )__gu_val; r = __gu_err; if (r != 0) { descriptor___1.modname = "vhost_net"; descriptor___1.function = "vhost_enable_notify"; descriptor___1.filename = "/work/vladimir/UFO/Work/test/work/current--X--drivers/vhost/vhost_net.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/13/dscv_tempdir/dscv/ri/32_7a/drivers/vhost/vhost.c.prepared"; descriptor___1.format = "Failed to check avail idx at %p: %d\n"; descriptor___1.lineno = 1584U; descriptor___1.flags = 0U; tmp___3 = ldv__builtin_expect((long )descriptor___1.flags & 1L, 0L); if (tmp___3 != 0L) { __dynamic_pr_debug(& descriptor___1, "Failed to check avail idx at %p: %d\n", & (vq->avail)->idx, r); } else { } if ((unsigned long )vq->error_ctx != (unsigned long )((struct eventfd_ctx *)0)) { eventfd_signal(vq->error_ctx, 1ULL); } else { } return (0); } else { } return ((int )vq->avail_idx != (int )avail_idx); } } void vhost_disable_notify(struct vhost_dev *dev , struct vhost_virtqueue *vq ) { int r ; struct _ddebug descriptor ; long tmp ; int tmp___0 ; { if ((int )vq->used_flags & 1) { return; } else { } vq->used_flags = (u16 )((unsigned int )vq->used_flags | 1U); tmp___0 = vhost_has_feature(dev, 29); if (tmp___0 == 0) { r = vhost_update_used_flags(vq); if (r != 0) { descriptor.modname = "vhost_net"; descriptor.function = "vhost_disable_notify"; descriptor.filename = "/work/vladimir/UFO/Work/test/work/current--X--drivers/vhost/vhost_net.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/13/dscv_tempdir/dscv/ri/32_7a/drivers/vhost/vhost.c.prepared"; descriptor.format = "Failed to enable notification at %p: %d\n"; descriptor.lineno = 1603U; descriptor.flags = 0U; tmp = ldv__builtin_expect((long )descriptor.flags & 1L, 0L); if (tmp != 0L) { __dynamic_pr_debug(& descriptor, "Failed to enable notification at %p: %d\n", & (vq->used)->flags, r); } else { } if ((unsigned long )vq->error_ctx != (unsigned long )((struct eventfd_ctx *)0)) { eventfd_signal(vq->error_ctx, 1ULL); } else { } } else { } } else { } return; } } static void vhost_zerocopy_done_signal(struct kref *kref ) { struct vhost_ubuf_ref *ubufs ; struct kref const *__mptr ; { __mptr = (struct kref const *)kref; ubufs = (struct vhost_ubuf_ref *)__mptr; __wake_up(& ubufs->wait, 3U, 1, 0); return; } } struct vhost_ubuf_ref *vhost_ubuf_alloc(struct vhost_virtqueue *vq , bool zcopy ) { struct vhost_ubuf_ref *ubufs ; void *tmp ; void *tmp___0 ; struct lock_class_key __key ; { if (! zcopy) { return (0); } else { } tmp = kmalloc(104UL, 208U); ubufs = (struct vhost_ubuf_ref *)tmp; if ((unsigned long )ubufs == (unsigned long )((struct vhost_ubuf_ref *)0)) { tmp___0 = ERR_PTR(-12L); return ((struct vhost_ubuf_ref *)tmp___0); } else { } kref_init(& ubufs->kref); __init_waitqueue_head(& ubufs->wait, "&ubufs->wait", & __key); ubufs->vq = vq; return (ubufs); } } void vhost_ubuf_put(struct vhost_ubuf_ref *ubufs ) { { kref_put(& ubufs->kref, & vhost_zerocopy_done_signal); return; } } void vhost_ubuf_put_and_wait(struct vhost_ubuf_ref *ubufs ) { int tmp ; wait_queue_t __wait ; struct task_struct *tmp___0 ; int tmp___1 ; { kref_put(& ubufs->kref, & vhost_zerocopy_done_signal); tmp = atomic_read((atomic_t const *)(& ubufs->kref.refcount)); if (tmp == 0) { goto ldv_38391; } else { } tmp___0 = get_current(); __wait.flags = 0U; __wait.private = (void *)tmp___0; __wait.func = & autoremove_wake_function; __wait.task_list.next = & __wait.task_list; __wait.task_list.prev = & __wait.task_list; ldv_38394: prepare_to_wait(& ubufs->wait, & __wait, 2); tmp___1 = atomic_read((atomic_t const *)(& ubufs->kref.refcount)); if (tmp___1 == 0) { goto ldv_38393; } else { } schedule(); goto ldv_38394; ldv_38393: finish_wait(& ubufs->wait, & __wait); ldv_38391: kfree((void const *)ubufs); return; } } void vhost_zerocopy_callback(struct ubuf_info *ubuf ) { struct vhost_ubuf_ref *ubufs ; struct vhost_virtqueue *vq ; { ubufs = (struct vhost_ubuf_ref *)ubuf->ctx; vq = ubufs->vq; vhost_poll_queue(& vq->poll); (vq->heads + ubuf->desc)->len = 1U; kref_put(& ubufs->kref, & vhost_zerocopy_done_signal); return; } } void ldv_mutex_lock_1(struct mutex *ldv_func_arg1 ) { { ldv_mutex_lock_lock(ldv_func_arg1); mutex_lock(ldv_func_arg1); return; } } void ldv_mutex_unlock_2(struct mutex *ldv_func_arg1 ) { { ldv_mutex_unlock_lock(ldv_func_arg1); mutex_unlock(ldv_func_arg1); return; } } void ldv_mutex_lock_3(struct mutex *ldv_func_arg1 ) { { ldv_mutex_lock_mutex(ldv_func_arg1); mutex_lock(ldv_func_arg1); return; } } int ldv_mutex_trylock_4(struct mutex *ldv_func_arg1 ) { ldv_func_ret_type___2 ldv_func_res ; int tmp ; int tmp___0 ; { tmp = mutex_trylock(ldv_func_arg1); ldv_func_res = tmp; tmp___0 = ldv_mutex_trylock_mutex(ldv_func_arg1); return (tmp___0); return (ldv_func_res); } } void ldv_mutex_unlock_5(struct mutex *ldv_func_arg1 ) { { ldv_mutex_unlock_mutex(ldv_func_arg1); mutex_unlock(ldv_func_arg1); return; } } void ldv_mutex_lock_6(struct mutex *ldv_func_arg1 ) { { ldv_mutex_lock_mtx(ldv_func_arg1); mutex_lock(ldv_func_arg1); return; } } void ldv_mutex_unlock_7(struct mutex *ldv_func_arg1 ) { { ldv_mutex_unlock_mtx(ldv_func_arg1); mutex_unlock(ldv_func_arg1); return; } } void ldv_mutex_lock_8(struct mutex *ldv_func_arg1 ) { { ldv_mutex_lock_mtx(ldv_func_arg1); mutex_lock(ldv_func_arg1); return; } } void ldv_mutex_unlock_9(struct mutex *ldv_func_arg1 ) { { ldv_mutex_unlock_mtx(ldv_func_arg1); mutex_unlock(ldv_func_arg1); return; } } void ldv_mutex_lock_10(struct mutex *ldv_func_arg1 ) { { ldv_mutex_lock_cred_guard_mutex(ldv_func_arg1); mutex_lock(ldv_func_arg1); return; } } void ldv_mutex_unlock_11(struct mutex *ldv_func_arg1 ) { { ldv_mutex_unlock_cred_guard_mutex(ldv_func_arg1); mutex_unlock(ldv_func_arg1); return; } } void ldv_mutex_lock_12(struct mutex *ldv_func_arg1 ) { { ldv_mutex_lock_mutex(ldv_func_arg1); mutex_lock(ldv_func_arg1); return; } } void ldv_mutex_unlock_13(struct mutex *ldv_func_arg1 ) { { ldv_mutex_unlock_mutex(ldv_func_arg1); mutex_unlock(ldv_func_arg1); return; } } void ldv_mutex_lock_14(struct mutex *ldv_func_arg1 ) { { ldv_mutex_lock_mutex(ldv_func_arg1); mutex_lock(ldv_func_arg1); return; } } void ldv_mutex_unlock_15(struct mutex *ldv_func_arg1 ) { { ldv_mutex_unlock_mutex(ldv_func_arg1); mutex_unlock(ldv_func_arg1); return; } } void ldv_mutex_lock_16(struct mutex *ldv_func_arg1 ) { { ldv_mutex_lock_mutex(ldv_func_arg1); mutex_lock(ldv_func_arg1); return; } } void ldv_mutex_unlock_17(struct mutex *ldv_func_arg1 ) { { ldv_mutex_unlock_mutex(ldv_func_arg1); mutex_unlock(ldv_func_arg1); return; } } void ldv_mutex_lock_18(struct mutex *ldv_func_arg1 ) { { ldv_mutex_lock_mutex(ldv_func_arg1); mutex_lock(ldv_func_arg1); return; } } void ldv_mutex_unlock_19(struct mutex *ldv_func_arg1 ) { { ldv_mutex_unlock_mutex(ldv_func_arg1); mutex_unlock(ldv_func_arg1); return; } } __inline static void atomic_inc(atomic_t *v ) { { __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; incl %0": "+m" (v->counter)); return; } } int ldv_mutex_trylock_48(struct mutex *ldv_func_arg1 ) ; void ldv_mutex_unlock_40(struct mutex *ldv_func_arg1 ) ; void ldv_mutex_unlock_42(struct mutex *ldv_func_arg1 ) ; void ldv_mutex_unlock_44(struct mutex *ldv_func_arg1 ) ; void ldv_mutex_unlock_46(struct mutex *ldv_func_arg1 ) ; void ldv_mutex_unlock_49(struct mutex *ldv_func_arg1 ) ; void ldv_mutex_unlock_51(struct mutex *ldv_func_arg1 ) ; void ldv_mutex_unlock_53(struct mutex *ldv_func_arg1 ) ; void ldv_mutex_unlock_55(struct mutex *ldv_func_arg1 ) ; void ldv_mutex_unlock_57(struct mutex *ldv_func_arg1 ) ; void ldv_mutex_unlock_60(struct mutex *ldv_func_arg1 ) ; void ldv_mutex_unlock_62(struct mutex *ldv_func_arg1 ) ; void ldv_mutex_unlock_63(struct mutex *ldv_func_arg1 ) ; void ldv_mutex_unlock_64(struct mutex *ldv_func_arg1 ) ; void ldv_mutex_unlock_65(struct mutex *ldv_func_arg1 ) ; void ldv_mutex_unlock_67(struct mutex *ldv_func_arg1 ) ; void ldv_mutex_unlock_69(struct mutex *ldv_func_arg1 ) ; void ldv_mutex_unlock_71(struct mutex *ldv_func_arg1 ) ; void ldv_mutex_unlock_72(struct mutex *ldv_func_arg1 ) ; void ldv_mutex_unlock_74(struct mutex *ldv_func_arg1 ) ; void ldv_mutex_lock_39(struct mutex *ldv_func_arg1 ) ; void ldv_mutex_lock_41(struct mutex *ldv_func_arg1 ) ; void ldv_mutex_lock_43(struct mutex *ldv_func_arg1 ) ; void ldv_mutex_lock_45(struct mutex *ldv_func_arg1 ) ; void ldv_mutex_lock_47(struct mutex *ldv_func_arg1 ) ; void ldv_mutex_lock_50(struct mutex *ldv_func_arg1 ) ; void ldv_mutex_lock_52(struct mutex *ldv_func_arg1 ) ; void ldv_mutex_lock_54(struct mutex *ldv_func_arg1 ) ; void ldv_mutex_lock_56(struct mutex *ldv_func_arg1 ) ; void ldv_mutex_lock_58(struct mutex *ldv_func_arg1 ) ; void ldv_mutex_lock_59(struct mutex *ldv_func_arg1 ) ; void ldv_mutex_lock_61(struct mutex *ldv_func_arg1 ) ; void ldv_mutex_lock_66(struct mutex *ldv_func_arg1 ) ; void ldv_mutex_lock_68(struct mutex *ldv_func_arg1 ) ; void ldv_mutex_lock_70(struct mutex *ldv_func_arg1 ) ; void ldv_mutex_lock_73(struct mutex *ldv_func_arg1 ) ; __inline static size_t iov_length(struct iovec const *iov , unsigned long nr_segs ) { unsigned long seg ; size_t ret ; { ret = 0UL; seg = 0UL; goto ldv_7649; ldv_7648: ret = (unsigned long )(iov + seg)->iov_len + ret; seg = seg + 1UL; ldv_7649: ; if (seg < nr_segs) { goto ldv_7648; } else { } return (ret); } } extern int memcpy_toiovecend(struct iovec const * , unsigned char * , int , int ) ; extern loff_t noop_llseek(struct file * , loff_t , int ) ; __inline static void *compat_ptr(compat_uptr_t uptr ) { { return ((void *)((unsigned long )uptr)); } } extern struct file *fget(unsigned int ) ; __inline static void kref_get(struct kref *kref ) { int __ret_warn_on ; int tmp ; long tmp___0 ; { tmp = atomic_read((atomic_t const *)(& kref->refcount)); __ret_warn_on = tmp == 0; tmp___0 = ldv__builtin_expect(__ret_warn_on != 0, 0L); if (tmp___0 != 0L) { warn_slowpath_null("include/linux/kref.h", 42); } else { } ldv__builtin_expect(__ret_warn_on != 0, 0L); atomic_inc(& kref->refcount); return; } } extern struct socket *sockfd_lookup(int , int * ) ; __inline static struct sk_buff *skb_peek(struct sk_buff_head const *list_ ) { struct sk_buff *skb ; { skb = list_->next; if ((unsigned long )skb == (unsigned long )((struct sk_buff *)list_)) { skb = 0; } else { } return (skb); } } extern int misc_register(struct miscdevice * ) ; extern int misc_deregister(struct miscdevice * ) ; extern struct module __this_module ; extern struct socket *tun_get_socket(struct file * ) ; extern struct socket *macvtap_get_socket(struct file * ) ; __inline static bool sock_flag(struct sock const *sk , enum sock_flags flag ) { int tmp ; { tmp = variable_test_bit((int )flag, (unsigned long const volatile *)(& sk->sk_flags)); return (tmp != 0); } } static int experimental_zcopytx ; static bool vhost_sock_zcopy(struct socket *sock ) { long tmp ; bool tmp___0 ; int tmp___1 ; { tmp = ldv__builtin_expect(experimental_zcopytx != 0, 0L); if (tmp != 0L) { tmp___0 = sock_flag((struct sock const *)sock->sk, SOCK_ZEROCOPY); if ((int )tmp___0) { tmp___1 = 1; } else { tmp___1 = 0; } } else { tmp___1 = 0; } return ((bool )tmp___1); } } static int move_iovec_hdr(struct iovec *from , struct iovec *to , size_t len , int iov_count ) { int seg ; size_t size ; __kernel_size_t _min1 ; size_t _min2 ; { seg = 0; goto ldv_41705; ldv_41704: _min1 = from->iov_len; _min2 = len; size = _min1 < _min2 ? _min1 : _min2; to->iov_base = from->iov_base; to->iov_len = size; from->iov_len = from->iov_len - size; from->iov_base = from->iov_base + size; len = len - size; from = from + 1; to = to + 1; seg = seg + 1; ldv_41705: ; if (len != 0UL && seg < iov_count) { goto ldv_41704; } else { } return (seg); } } static void copy_iovec_hdr(struct iovec const *from , struct iovec *to , size_t len , int iovcount ) { int seg ; size_t size ; unsigned long _min1 ; size_t _min2 ; { seg = 0; goto ldv_41719; ldv_41718: _min1 = from->iov_len; _min2 = len; size = _min1 < (unsigned long )((unsigned long const )_min2) ? _min1 : (unsigned long const )_min2; to->iov_base = from->iov_base; to->iov_len = size; len = len - size; from = from + 1; to = to + 1; seg = seg + 1; ldv_41719: ; if (len != 0UL && seg < iovcount) { goto ldv_41718; } else { } return; } } static void tx_poll_stop(struct vhost_net *net ) { long tmp ; { tmp = ldv__builtin_expect((unsigned int )net->tx_poll_state != 1U, 1L); if (tmp != 0L) { return; } else { } vhost_poll_stop((struct vhost_poll *)(& net->poll) + 1UL); net->tx_poll_state = VHOST_NET_POLL_STOPPED; return; } } static void tx_poll_start(struct vhost_net *net , struct socket *sock ) { long tmp ; { tmp = ldv__builtin_expect((unsigned int )net->tx_poll_state != 2U, 0L); if (tmp != 0L) { return; } else { } vhost_poll_start((struct vhost_poll *)(& net->poll) + 1UL, sock->file); net->tx_poll_state = VHOST_NET_POLL_STARTED; return; } } static void handle_tx(struct vhost_net *net ) { struct vhost_virtqueue *vq ; unsigned int out ; unsigned int in ; unsigned int s ; int head ; struct msghdr msg ; size_t len ; size_t total_len ; int err ; int wmem ; size_t hdr_size ; struct socket *sock ; struct vhost_ubuf_ref *ubufs ; bool zcopy ; void *_________p1 ; bool __warned ; int tmp ; long tmp___0 ; int num_pends ; long tmp___1 ; long tmp___2 ; bool tmp___3 ; long tmp___4 ; struct _ddebug descriptor ; long tmp___5 ; int tmp___6 ; struct _ddebug descriptor___0 ; size_t tmp___7 ; long tmp___8 ; struct ubuf_info *ubuf ; long tmp___9 ; struct _ddebug descriptor___1 ; long tmp___10 ; long tmp___11 ; { vq = net->dev.vqs + 1UL; msg.msg_name = 0; msg.msg_namelen = 0; msg.msg_iov = (struct iovec *)(& vq->iov); msg.msg_iovlen = 0UL; msg.msg_control = 0; msg.msg_controllen = 0UL; msg.msg_flags = 64U; total_len = 0UL; ubufs = ubufs; _________p1 = *((void * volatile *)(& vq->private_data)); tmp = debug_lockdep_rcu_enabled(); if (tmp != 0 && ! __warned) { rcu_read_lock_held(); } else { } sock = (struct socket *)_________p1; if ((unsigned long )sock == (unsigned long )((struct socket *)0)) { return; } else { } wmem = atomic_read((atomic_t const *)(& (sock->sk)->sk_wmem_alloc)); if ((sock->sk)->sk_sndbuf <= wmem) { ldv_mutex_lock_50(& vq->mutex); tx_poll_start(net, sock); ldv_mutex_unlock_51(& vq->mutex); return; } else { } ldv_mutex_lock_52(& vq->mutex); vhost_disable_notify(& net->dev, vq); if ((sock->sk)->sk_sndbuf / 2 > wmem) { tx_poll_stop(net); } else { } hdr_size = vq->vhost_hlen; zcopy = (unsigned long )vq->ubufs != (unsigned long )((struct vhost_ubuf_ref *)0); ldv_41758: ; if ((int )zcopy) { vhost_zerocopy_signal_used(vq); } else { } head = vhost_get_vq_desc(& net->dev, vq, (struct iovec *)(& vq->iov), 1024U, & out, & in, 0, 0); tmp___0 = ldv__builtin_expect(head < 0, 0L); if (tmp___0 != 0L) { goto ldv_41750; } else { } if ((unsigned int )head == vq->num) { wmem = atomic_read((atomic_t const *)(& (sock->sk)->sk_wmem_alloc)); if (((sock->sk)->sk_sndbuf * 3) / 4 <= wmem) { tx_poll_start(net, sock); set_bit(0U, (unsigned long volatile *)(& sock->flags)); goto ldv_41750; } else { } tmp___1 = ldv__builtin_expect(vq->upend_idx >= vq->done_idx, 1L); num_pends = tmp___1 != 0L ? vq->upend_idx - vq->done_idx : (vq->upend_idx + 1024) - vq->done_idx; tmp___2 = ldv__builtin_expect(num_pends > 128, 0L); if (tmp___2 != 0L) { tx_poll_start(net, sock); set_bit(0U, (unsigned long volatile *)(& sock->flags)); goto ldv_41750; } else { } tmp___3 = vhost_enable_notify(& net->dev, vq); tmp___4 = ldv__builtin_expect((long )tmp___3, 0L); if (tmp___4 != 0L) { vhost_disable_notify(& net->dev, vq); goto ldv_41752; } else { } goto ldv_41750; } else { } if (in != 0U) { descriptor.modname = "vhost_net"; descriptor.function = "handle_tx"; descriptor.filename = "/work/vladimir/UFO/Work/test/work/current--X--drivers/vhost/vhost_net.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/13/dscv_tempdir/dscv/ri/32_7a/drivers/vhost/net.c.prepared"; descriptor.format = "Unexpected descriptor format for TX: out %d, int %d\n"; descriptor.lineno = 253U; descriptor.flags = 0U; tmp___5 = ldv__builtin_expect((long )descriptor.flags & 1L, 0L); if (tmp___5 != 0L) { __dynamic_pr_debug(& descriptor, "Unexpected descriptor format for TX: out %d, int %d\n", out, in); } else { } if ((unsigned long )vq->error_ctx != (unsigned long )((struct eventfd_ctx *)0)) { eventfd_signal(vq->error_ctx, 1ULL); } else { } goto ldv_41750; } else { } tmp___6 = move_iovec_hdr((struct iovec *)(& vq->iov), (struct iovec *)(& vq->hdr), hdr_size, (int )out); s = (unsigned int )tmp___6; msg.msg_iovlen = (__kernel_size_t )out; len = iov_length((struct iovec const *)(& vq->iov), (unsigned long )out); if (len == 0UL) { descriptor___0.modname = "vhost_net"; descriptor___0.function = "handle_tx"; descriptor___0.filename = "/work/vladimir/UFO/Work/test/work/current--X--drivers/vhost/vhost_net.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/13/dscv_tempdir/dscv/ri/32_7a/drivers/vhost/net.c.prepared"; descriptor___0.format = "Unexpected header len for TX: %zd expected %zd\n"; descriptor___0.lineno = 264U; descriptor___0.flags = 0U; tmp___8 = ldv__builtin_expect((long )descriptor___0.flags & 1L, 0L); if (tmp___8 != 0L) { tmp___7 = iov_length((struct iovec const *)(& vq->hdr), (unsigned long )s); __dynamic_pr_debug(& descriptor___0, "Unexpected header len for TX: %zd expected %zd\n", tmp___7, hdr_size); } else { } if ((unsigned long )vq->error_ctx != (unsigned long )((struct eventfd_ctx *)0)) { eventfd_signal(vq->error_ctx, 1ULL); } else { } goto ldv_41750; } else { } if ((int )zcopy) { (vq->heads + (unsigned long )vq->upend_idx)->id = (__u32 )head; if (len <= 255UL) { (vq->heads + (unsigned long )vq->upend_idx)->len = 1U; msg.msg_control = 0; msg.msg_controllen = 0UL; ubufs = 0; } else { ubuf = vq->ubuf_info + (unsigned long )head; (vq->heads + (unsigned long )vq->upend_idx)->len = (__u32 )len; ubuf->callback = & vhost_zerocopy_callback; ubuf->ctx = (void *)vq->ubufs; ubuf->desc = (unsigned long )vq->upend_idx; msg.msg_control = (void *)ubuf; msg.msg_controllen = 8UL; ubufs = vq->ubufs; kref_get(& ubufs->kref); } vq->upend_idx = (vq->upend_idx + 1) % 1024; } else { } err = (*((sock->ops)->sendmsg))(0, sock, & msg, len); tmp___9 = ldv__builtin_expect(err < 0, 0L); if (tmp___9 != 0L) { if ((int )zcopy) { if ((unsigned long )ubufs != (unsigned long )((struct vhost_ubuf_ref *)0)) { vhost_ubuf_put(ubufs); } else { } vq->upend_idx = (int )((unsigned int )vq->upend_idx - 1U) & 1023; } else { } vhost_discard_vq_desc(vq, 1); if (err == -11 || err == -105) { tx_poll_start(net, sock); } else { } goto ldv_41750; } else { } if ((size_t )err != len) { descriptor___1.modname = "vhost_net"; descriptor___1.function = "handle_tx"; descriptor___1.filename = "/work/vladimir/UFO/Work/test/work/current--X--drivers/vhost/vhost_net.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/13/dscv_tempdir/dscv/ri/32_7a/drivers/vhost/net.c.prepared"; descriptor___1.format = "Truncated TX packet: len %d != %zd\n"; descriptor___1.lineno = 307U; descriptor___1.flags = 0U; tmp___10 = ldv__builtin_expect((long )descriptor___1.flags & 1L, 0L); if (tmp___10 != 0L) { __dynamic_pr_debug(& descriptor___1, "Truncated TX packet: len %d != %zd\n", err, len); } else { } } else { } if (! zcopy) { vhost_add_used_and_signal(& net->dev, vq, (unsigned int )head, 0); } else { vhost_zerocopy_signal_used(vq); } total_len = total_len + len; tmp___11 = ldv__builtin_expect(total_len > 524287UL, 0L); if (tmp___11 != 0L) { vhost_poll_queue(& vq->poll); goto ldv_41750; } else { } ldv_41752: ; goto ldv_41758; ldv_41750: ldv_mutex_unlock_53(& vq->mutex); return; } } static int peek_head_len(struct sock *sk ) { struct sk_buff *head ; int len ; unsigned long flags ; raw_spinlock_t *tmp ; long tmp___0 ; { len = 0; tmp = spinlock_check(& sk->sk_receive_queue.lock); flags = _raw_spin_lock_irqsave(tmp); head = skb_peek((struct sk_buff_head const *)(& sk->sk_receive_queue)); tmp___0 = ldv__builtin_expect((unsigned long )head != (unsigned long )((struct sk_buff *)0), 1L); if (tmp___0 != 0L) { len = (int )head->len; if (((int )head->vlan_tci & 4096) != 0) { len = len + 4; } else { } } else { } spin_unlock_irqrestore(& sk->sk_receive_queue.lock, flags); return (len); } } static int get_rx_bufs(struct vhost_virtqueue *vq , struct vring_used_elem *heads , int datalen , unsigned int *iovcount , struct vhost_log *log , unsigned int *log_num , unsigned int quota ) { unsigned int out ; unsigned int in ; int seg ; int headcount ; unsigned int d ; int r ; int nlogs ; long tmp ; int tmp___0 ; struct _ddebug descriptor ; long tmp___1 ; long tmp___2 ; long tmp___3 ; long tmp___4 ; size_t tmp___5 ; long tmp___6 ; { seg = 0; headcount = 0; nlogs = 0; goto ldv_41790; ldv_41789: tmp = ldv__builtin_expect(seg > 1023, 0L); if (tmp != 0L) { r = -105; goto err; } else { } tmp___0 = vhost_get_vq_desc(vq->dev, vq, (struct iovec *)(& vq->iov) + (unsigned long )seg, 1024U - (unsigned int )seg, & out, & in, log, log_num); d = (unsigned int )tmp___0; if (vq->num == d) { r = 0; goto err; } else { } tmp___2 = ldv__builtin_expect(out != 0U, 0L); if (tmp___2 != 0L) { goto _L; } else { tmp___3 = ldv__builtin_expect(in == 0U, 0L); if (tmp___3 != 0L) { _L: /* CIL Label */ descriptor.modname = "vhost_net"; descriptor.function = "get_rx_bufs"; descriptor.filename = "/work/vladimir/UFO/Work/test/work/current--X--drivers/vhost/vhost_net.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/13/dscv_tempdir/dscv/ri/32_7a/drivers/vhost/net.c.prepared"; descriptor.format = "unexpected descriptor format for RX: out %d, in %d\n"; descriptor.lineno = 378U; descriptor.flags = 0U; tmp___1 = ldv__builtin_expect((long )descriptor.flags & 1L, 0L); if (tmp___1 != 0L) { __dynamic_pr_debug(& descriptor, "unexpected descriptor format for RX: out %d, in %d\n", out, in); } else { } if ((unsigned long )vq->error_ctx != (unsigned long )((struct eventfd_ctx *)0)) { eventfd_signal(vq->error_ctx, 1ULL); } else { } r = -22; goto err; } else { } } tmp___4 = ldv__builtin_expect((unsigned long )log != (unsigned long )((struct vhost_log *)0), 0L); if (tmp___4 != 0L) { nlogs = (int )(*log_num + (unsigned int )nlogs); log = log + (unsigned long )*log_num; } else { } (heads + (unsigned long )headcount)->id = d; tmp___5 = iov_length((struct iovec const *)(& vq->iov) + (unsigned long )seg, (unsigned long )in); (heads + (unsigned long )headcount)->len = (__u32 )tmp___5; datalen = (int )((__u32 )datalen - (heads + (unsigned long )headcount)->len); headcount = headcount + 1; seg = (int )((unsigned int )seg + in); ldv_41790: ; if (datalen > 0 && (unsigned int )headcount < quota) { goto ldv_41789; } else { } (heads + ((unsigned long )headcount + 0xffffffffffffffffUL))->len = (heads + ((unsigned long )headcount + 0xffffffffffffffffUL))->len + (__u32 )datalen; *iovcount = (unsigned int )seg; tmp___6 = ldv__builtin_expect((unsigned long )log != (unsigned long )((struct vhost_log *)0), 0L); if (tmp___6 != 0L) { *log_num = (unsigned int )nlogs; } else { } return (headcount); err: vhost_discard_vq_desc(vq, headcount); return (r); } } static void handle_rx(struct vhost_net *net ) { struct vhost_virtqueue *vq ; unsigned int in ; unsigned int log ; struct vhost_log *vq_log ; struct msghdr msg ; struct virtio_net_hdr_mrg_rxbuf hdr ; size_t total_len ; int err ; int mergeable ; s16 headcount ; size_t vhost_hlen ; size_t sock_hlen ; size_t vhost_len ; size_t sock_len ; struct socket *sock ; void *_________p1 ; bool __warned ; int tmp ; int tmp___0 ; long tmp___1 ; long tmp___2 ; int tmp___3 ; long tmp___4 ; bool tmp___5 ; long tmp___6 ; long tmp___7 ; struct _ddebug descriptor ; long tmp___8 ; long tmp___9 ; struct _ddebug descriptor___0 ; long tmp___10 ; long tmp___11 ; int tmp___12 ; struct _ddebug descriptor___1 ; long tmp___13 ; long tmp___14 ; int tmp___15 ; long tmp___16 ; long tmp___17 ; int tmp___18 ; { vq = net->dev.vqs; in = in; msg.msg_name = 0; msg.msg_namelen = 0; msg.msg_iov = (struct iovec *)(& vq->iov); msg.msg_iovlen = 0UL; msg.msg_control = 0; msg.msg_controllen = 0UL; msg.msg_flags = 64U; hdr.hdr.flags = 0U; hdr.hdr.gso_type = 0U; hdr.hdr.hdr_len = (unsigned short)0; hdr.hdr.gso_size = (unsigned short)0; hdr.hdr.csum_start = (unsigned short)0; hdr.hdr.csum_offset = (unsigned short)0; hdr.num_buffers = (unsigned short)0; total_len = 0UL; _________p1 = *((void * volatile *)(& vq->private_data)); tmp = debug_lockdep_rcu_enabled(); if (tmp != 0 && ! __warned) { rcu_read_lock_held(); } else { } sock = (struct socket *)_________p1; if ((unsigned long )sock == (unsigned long )((struct socket *)0)) { return; } else { } ldv_mutex_lock_54(& vq->mutex); vhost_disable_notify(& net->dev, vq); vhost_hlen = vq->vhost_hlen; sock_hlen = vq->sock_hlen; tmp___0 = vhost_has_feature(& net->dev, 26); tmp___1 = ldv__builtin_expect(tmp___0 != 0, 0L); vq_log = tmp___1 != 0L ? vq->log : 0; mergeable = vhost_has_feature(& net->dev, 15); goto ldv_41814; ldv_41819: sock_len = sock_len + sock_hlen; vhost_len = sock_len + vhost_hlen; tmp___2 = ldv__builtin_expect(mergeable != 0, 1L); tmp___3 = get_rx_bufs(vq, vq->heads, (int )vhost_len, & in, vq_log, & log, tmp___2 != 0L ? 1024U : 1U); headcount = (s16 )tmp___3; tmp___4 = ldv__builtin_expect((int )headcount < 0, 0L); if (tmp___4 != 0L) { goto ldv_41813; } else { } if ((int )headcount == 0) { tmp___5 = vhost_enable_notify(& net->dev, vq); tmp___6 = ldv__builtin_expect((long )tmp___5, 0L); if (tmp___6 != 0L) { vhost_disable_notify(& net->dev, vq); goto ldv_41814; } else { } goto ldv_41813; } else { } tmp___7 = ldv__builtin_expect(vhost_hlen != 0UL, 0L); if (tmp___7 != 0L) { move_iovec_hdr((struct iovec *)(& vq->iov), (struct iovec *)(& vq->hdr), vhost_hlen, (int )in); } else { copy_iovec_hdr((struct iovec const *)(& vq->iov), (struct iovec *)(& vq->hdr), sock_hlen, (int )in); } msg.msg_iovlen = (__kernel_size_t )in; err = (*((sock->ops)->recvmsg))(0, sock, & msg, sock_len, 96); tmp___9 = ldv__builtin_expect((size_t )err != sock_len, 0L); if (tmp___9 != 0L) { descriptor.modname = "vhost_net"; descriptor.function = "handle_rx"; descriptor.filename = "/work/vladimir/UFO/Work/test/work/current--X--drivers/vhost/vhost_net.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/13/dscv_tempdir/dscv/ri/32_7a/drivers/vhost/net.c.prepared"; descriptor.format = "Discarded rx packet: len %d, expected %zd\n"; descriptor.lineno = 478U; descriptor.flags = 0U; tmp___8 = ldv__builtin_expect((long )descriptor.flags & 1L, 0L); if (tmp___8 != 0L) { __dynamic_pr_debug(& descriptor, "Discarded rx packet: len %d, expected %zd\n", err, sock_len); } else { } vhost_discard_vq_desc(vq, (int )headcount); goto ldv_41814; } else { } tmp___11 = ldv__builtin_expect(vhost_hlen != 0UL, 0L); if (tmp___11 != 0L) { tmp___12 = memcpy_toiovecend((struct iovec const *)(& vq->hdr), (unsigned char *)(& hdr), 0, (int )vhost_hlen); if (tmp___12 != 0) { descriptor___0.modname = "vhost_net"; descriptor___0.function = "handle_rx"; descriptor___0.filename = "/work/vladimir/UFO/Work/test/work/current--X--drivers/vhost/vhost_net.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/13/dscv_tempdir/dscv/ri/32_7a/drivers/vhost/net.c.prepared"; descriptor___0.format = "Unable to write vnet_hdr at addr %p\n"; descriptor___0.lineno = 486U; descriptor___0.flags = 0U; tmp___10 = ldv__builtin_expect((long )descriptor___0.flags & 1L, 0L); if (tmp___10 != 0L) { __dynamic_pr_debug(& descriptor___0, "Unable to write vnet_hdr at addr %p\n", ((struct iovec *)(& vq->iov))->iov_base); } else { } if ((unsigned long )vq->error_ctx != (unsigned long )((struct eventfd_ctx *)0)) { eventfd_signal(vq->error_ctx, 1ULL); } else { } goto ldv_41813; } else { } } else { } tmp___14 = ldv__builtin_expect(mergeable != 0, 1L); if (tmp___14 != 0L) { tmp___15 = memcpy_toiovecend((struct iovec const *)(& vq->hdr), (unsigned char *)(& headcount), 10, 2); if (tmp___15 != 0) { descriptor___1.modname = "vhost_net"; descriptor___1.function = "handle_rx"; descriptor___1.filename = "/work/vladimir/UFO/Work/test/work/current--X--drivers/vhost/vhost_net.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/13/dscv_tempdir/dscv/ri/32_7a/drivers/vhost/net.c.prepared"; descriptor___1.format = "Failed num_buffers write"; descriptor___1.lineno = 494U; descriptor___1.flags = 0U; tmp___13 = ldv__builtin_expect((long )descriptor___1.flags & 1L, 0L); if (tmp___13 != 0L) { __dynamic_pr_debug(& descriptor___1, "Failed num_buffers write"); } else { } if ((unsigned long )vq->error_ctx != (unsigned long )((struct eventfd_ctx *)0)) { eventfd_signal(vq->error_ctx, 1ULL); } else { } vhost_discard_vq_desc(vq, (int )headcount); goto ldv_41813; } else { } } else { } vhost_add_used_and_signal_n(& net->dev, vq, vq->heads, (unsigned int )headcount); tmp___16 = ldv__builtin_expect((unsigned long )vq_log != (unsigned long )((struct vhost_log *)0), 0L); if (tmp___16 != 0L) { vhost_log_write(vq, vq_log, log, (u64 )vhost_len); } else { } total_len = total_len + vhost_len; tmp___17 = ldv__builtin_expect(total_len > 524287UL, 0L); if (tmp___17 != 0L) { vhost_poll_queue(& vq->poll); goto ldv_41813; } else { } ldv_41814: tmp___18 = peek_head_len(sock->sk); sock_len = (size_t )tmp___18; if (sock_len != 0UL) { goto ldv_41819; } else { } ldv_41813: ldv_mutex_unlock_55(& vq->mutex); return; } } static void handle_tx_kick(struct vhost_work *work ) { struct vhost_virtqueue *vq ; struct vhost_work const *__mptr ; struct vhost_net *net ; struct vhost_dev const *__mptr___0 ; { __mptr = (struct vhost_work const *)work; vq = (struct vhost_virtqueue *)__mptr + 0xfffffffffffffec0UL; __mptr___0 = (struct vhost_dev const *)vq->dev; net = (struct vhost_net *)__mptr___0; handle_tx(net); return; } } static void handle_rx_kick(struct vhost_work *work ) { struct vhost_virtqueue *vq ; struct vhost_work const *__mptr ; struct vhost_net *net ; struct vhost_dev const *__mptr___0 ; { __mptr = (struct vhost_work const *)work; vq = (struct vhost_virtqueue *)__mptr + 0xfffffffffffffec0UL; __mptr___0 = (struct vhost_dev const *)vq->dev; net = (struct vhost_net *)__mptr___0; handle_rx(net); return; } } static void handle_tx_net(struct vhost_work *work ) { struct vhost_net *net ; struct vhost_work const *__mptr ; { __mptr = (struct vhost_work const *)work; net = (struct vhost_net *)__mptr + 0xffffffffffff77b0UL; handle_tx(net); return; } } static void handle_rx_net(struct vhost_work *work ) { struct vhost_net *net ; struct vhost_work const *__mptr ; { __mptr = (struct vhost_work const *)work; net = (struct vhost_net *)__mptr + 0xffffffffffff7880UL; handle_rx(net); return; } } static int vhost_net_open(struct inode *inode , struct file *f ) { struct vhost_net *n ; void *tmp ; struct vhost_dev *dev ; int r ; long tmp___0 ; { tmp = kmalloc(35048UL, 208U); n = (struct vhost_net *)tmp; if ((unsigned long )n == (unsigned long )((struct vhost_net *)0)) { return (-12); } else { } dev = & n->dev; n->vqs[1].handle_kick = & handle_tx_kick; n->vqs[0].handle_kick = & handle_rx_kick; tmp___0 = vhost_dev_init(dev, (struct vhost_virtqueue *)(& n->vqs), 2); r = (int )tmp___0; if (r < 0) { kfree((void const *)n); return (r); } else { } vhost_poll_init((struct vhost_poll *)(& n->poll) + 1UL, & handle_tx_net, 4UL, dev); vhost_poll_init((struct vhost_poll *)(& n->poll), & handle_rx_net, 1UL, dev); n->tx_poll_state = VHOST_NET_POLL_DISABLED; f->private_data = (void *)n; return (0); } } static void vhost_net_disable_vq(struct vhost_net *n , struct vhost_virtqueue *vq ) { { if ((unsigned long )vq->private_data == (unsigned long )((void *)0)) { return; } else { } if ((unsigned long )((struct vhost_virtqueue *)(& n->vqs) + 1UL) == (unsigned long )vq) { tx_poll_stop(n); n->tx_poll_state = VHOST_NET_POLL_DISABLED; } else { vhost_poll_stop((struct vhost_poll *)(& n->poll)); } return; } } static void vhost_net_enable_vq(struct vhost_net *n , struct vhost_virtqueue *vq ) { struct socket *sock ; bool __warned ; int tmp ; int tmp___0 ; { tmp = debug_lockdep_rcu_enabled(); if (tmp != 0 && ! __warned) { tmp___0 = lock_is_held(& vq->mutex.dep_map); if (tmp___0 == 0) { __warned = 1; lockdep_rcu_suspicious("/work/vladimir/UFO/Work/test/work/current--X--drivers/vhost/vhost_net.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/13/dscv_tempdir/dscv/ri/32_7a/drivers/vhost/net.c.prepared", 589, "suspicious rcu_dereference_protected() usage"); } else { } } else { } sock = (struct socket *)vq->private_data; if ((unsigned long )sock == (unsigned long )((struct socket *)0)) { return; } else { } if ((unsigned long )((struct vhost_virtqueue *)(& n->vqs) + 1UL) == (unsigned long )vq) { n->tx_poll_state = VHOST_NET_POLL_STOPPED; tx_poll_start(n, sock); } else { vhost_poll_start((struct vhost_poll *)(& n->poll), sock->file); } return; } } static struct socket *vhost_net_stop_vq(struct vhost_net *n , struct vhost_virtqueue *vq ) { struct socket *sock ; bool __warned ; int tmp ; int tmp___0 ; { ldv_mutex_lock_56(& vq->mutex); tmp = debug_lockdep_rcu_enabled(); if (tmp != 0 && ! __warned) { tmp___0 = lock_is_held(& vq->mutex.dep_map); if (tmp___0 == 0) { __warned = 1; lockdep_rcu_suspicious("/work/vladimir/UFO/Work/test/work/current--X--drivers/vhost/vhost_net.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/13/dscv_tempdir/dscv/ri/32_7a/drivers/vhost/net.c.prepared", 606, "suspicious rcu_dereference_protected() usage"); } else { } } else { } sock = (struct socket *)vq->private_data; vhost_net_disable_vq(n, vq); __asm__ volatile ("": : : "memory"); vq->private_data = 0; ldv_mutex_unlock_57(& vq->mutex); return (sock); } } static void vhost_net_stop(struct vhost_net *n , struct socket **tx_sock , struct socket **rx_sock ) { { *tx_sock = vhost_net_stop_vq(n, (struct vhost_virtqueue *)(& n->vqs) + 1UL); *rx_sock = vhost_net_stop_vq(n, (struct vhost_virtqueue *)(& n->vqs)); return; } } static void vhost_net_flush_vq(struct vhost_net *n , int index ) { { vhost_poll_flush((struct vhost_poll *)(& n->poll) + (unsigned long )index); vhost_poll_flush(& (n->dev.vqs + (unsigned long )index)->poll); return; } } static void vhost_net_flush(struct vhost_net *n ) { { vhost_net_flush_vq(n, 1); vhost_net_flush_vq(n, 0); return; } } static int vhost_net_release(struct inode *inode , struct file *f ) { struct vhost_net *n ; struct socket *tx_sock ; struct socket *rx_sock ; { n = (struct vhost_net *)f->private_data; vhost_net_stop(n, & tx_sock, & rx_sock); vhost_net_flush(n); vhost_dev_cleanup(& n->dev, 0); if ((unsigned long )tx_sock != (unsigned long )((struct socket *)0)) { fput(tx_sock->file); } else { } if ((unsigned long )rx_sock != (unsigned long )((struct socket *)0)) { fput(rx_sock->file); } else { } vhost_net_flush(n); kfree((void const *)n); return (0); } } static struct socket *get_raw_socket(int fd ) { struct __anonstruct_uaddr_237 uaddr ; int uaddr_len ; int r ; struct socket *sock ; struct socket *tmp ; void *tmp___0 ; void *tmp___1 ; { uaddr_len = 52; tmp = sockfd_lookup(fd, & r); sock = tmp; if ((unsigned long )sock == (unsigned long )((struct socket *)0)) { tmp___0 = ERR_PTR(-88L); return ((struct socket *)tmp___0); } else { } if ((unsigned int )(sock->sk)->sk_type != 3U) { r = -94; goto err; } else { } r = (*((sock->ops)->getname))(sock, (struct sockaddr *)(& uaddr.sa), & uaddr_len, 0); if (r != 0) { goto err; } else { } if ((unsigned int )uaddr.sa.sll_family != 17U) { r = -96; goto err; } else { } return (sock); err: fput(sock->file); tmp___1 = ERR_PTR((long )r); return ((struct socket *)tmp___1); } } static struct socket *get_tap_socket(int fd ) { struct file *file ; struct file *tmp ; struct socket *sock ; void *tmp___0 ; long tmp___1 ; long tmp___2 ; { tmp = fget((unsigned int )fd); file = tmp; if ((unsigned long )file == (unsigned long )((struct file *)0)) { tmp___0 = ERR_PTR(-9L); return ((struct socket *)tmp___0); } else { } sock = tun_get_socket(file); tmp___1 = IS_ERR((void const *)sock); if (tmp___1 == 0L) { return (sock); } else { } sock = macvtap_get_socket(file); tmp___2 = IS_ERR((void const *)sock); if (tmp___2 != 0L) { fput(file); } else { } return (sock); } } static struct socket *get_socket(int fd ) { struct socket *sock ; long tmp ; long tmp___0 ; void *tmp___1 ; { if (fd == -1) { return (0); } else { } sock = get_raw_socket(fd); tmp = IS_ERR((void const *)sock); if (tmp == 0L) { return (sock); } else { } sock = get_tap_socket(fd); tmp___0 = IS_ERR((void const *)sock); if (tmp___0 == 0L) { return (sock); } else { } tmp___1 = ERR_PTR(-88L); return ((struct socket *)tmp___1); } } static long vhost_net_set_backend(struct vhost_net *n , unsigned int index , int fd ) { struct socket *sock ; struct socket *oldsock ; struct vhost_virtqueue *vq ; struct vhost_ubuf_ref *ubufs ; struct vhost_ubuf_ref *oldubufs ; int r ; long tmp ; int tmp___0 ; long tmp___1 ; long tmp___2 ; bool __warned ; int tmp___3 ; int tmp___4 ; bool tmp___5 ; int tmp___6 ; long tmp___7 ; long tmp___8 ; { oldubufs = 0; ldv_mutex_lock_58(& n->dev.mutex); tmp = vhost_dev_check_owner(& n->dev); r = (int )tmp; if (r != 0) { goto err; } else { } if (index > 1U) { r = -105; goto err; } else { } vq = (struct vhost_virtqueue *)(& n->vqs) + (unsigned long )index; ldv_mutex_lock_59(& vq->mutex); tmp___0 = vhost_vq_access_ok(vq); if (tmp___0 == 0) { r = -14; goto err_vq; } else { } sock = get_socket(fd); tmp___2 = IS_ERR((void const *)sock); if (tmp___2 != 0L) { tmp___1 = PTR_ERR((void const *)sock); r = (int )tmp___1; goto err_vq; } else { } tmp___3 = debug_lockdep_rcu_enabled(); if (tmp___3 != 0 && ! __warned) { tmp___4 = lock_is_held(& vq->mutex.dep_map); if (tmp___4 == 0) { __warned = 1; lockdep_rcu_suspicious("/work/vladimir/UFO/Work/test/work/current--X--drivers/vhost/vhost_net.ko--X--defaultlinux-3.7.3--X--32_7a--X--ufo/linux-3.7.3/csd_deg_dscv/13/dscv_tempdir/dscv/ri/32_7a/drivers/vhost/net.c.prepared", 749, "suspicious rcu_dereference_protected() usage"); } else { } } else { } oldsock = (struct socket *)vq->private_data; if ((unsigned long )sock != (unsigned long )oldsock) { if ((unsigned long )sock != (unsigned long )((struct socket *)0)) { tmp___5 = vhost_sock_zcopy(sock); if ((int )tmp___5) { tmp___6 = 1; } else { tmp___6 = 0; } } else { tmp___6 = 0; } ubufs = vhost_ubuf_alloc(vq, (int )((bool )tmp___6)); tmp___8 = IS_ERR((void const *)ubufs); if (tmp___8 != 0L) { tmp___7 = PTR_ERR((void const *)ubufs); r = (int )tmp___7; goto err_ubufs; } else { } oldubufs = vq->ubufs; vq->ubufs = ubufs; vhost_net_disable_vq(n, vq); __asm__ volatile ("": : : "memory"); vq->private_data = (void *)sock; vhost_net_enable_vq(n, vq); r = vhost_init_used(vq); if (r != 0) { goto err_vq; } else { } } else { } ldv_mutex_unlock_60(& vq->mutex); if ((unsigned long )oldubufs != (unsigned long )((struct vhost_ubuf_ref *)0)) { vhost_ubuf_put_and_wait(oldubufs); ldv_mutex_lock_61(& vq->mutex); vhost_zerocopy_signal_used(vq); ldv_mutex_unlock_62(& vq->mutex); } else { } if ((unsigned long )oldsock != (unsigned long )((struct socket *)0)) { vhost_net_flush_vq(n, (int )index); fput(oldsock->file); } else { } ldv_mutex_unlock_63(& n->dev.mutex); return (0L); err_ubufs: fput(sock->file); err_vq: ldv_mutex_unlock_64(& vq->mutex); err: ldv_mutex_unlock_65(& n->dev.mutex); return ((long )r); } } static long vhost_net_reset_owner(struct vhost_net *n ) { struct socket *tx_sock ; struct socket *rx_sock ; long err ; { tx_sock = 0; rx_sock = 0; ldv_mutex_lock_66(& n->dev.mutex); err = vhost_dev_check_owner(& n->dev); if (err != 0L) { goto done; } else { } vhost_net_stop(n, & tx_sock, & rx_sock); vhost_net_flush(n); err = vhost_dev_reset_owner(& n->dev); done: ldv_mutex_unlock_67(& n->dev.mutex); if ((unsigned long )tx_sock != (unsigned long )((struct socket *)0)) { fput(tx_sock->file); } else { } if ((unsigned long )rx_sock != (unsigned long )((struct socket *)0)) { fput(rx_sock->file); } else { } return (err); } } static int vhost_net_set_features(struct vhost_net *n , u64 features ) { size_t vhost_hlen ; size_t sock_hlen ; size_t hdr_len ; int i ; int tmp ; { hdr_len = (features & 32768ULL) != 0ULL ? 12UL : 10UL; if ((features & 134217728ULL) != 0ULL) { vhost_hlen = hdr_len; sock_hlen = 0UL; } else { vhost_hlen = 0UL; sock_hlen = hdr_len; } ldv_mutex_lock_68(& n->dev.mutex); if ((features & 67108864ULL) != 0ULL) { tmp = vhost_log_access_ok(& n->dev); if (tmp == 0) { ldv_mutex_unlock_69(& n->dev.mutex); return (-14); } else { } } else { } n->dev.acked_features = (unsigned int )features; __asm__ volatile ("": : : "memory"); i = 0; goto ldv_41946; ldv_41945: ldv_mutex_lock_70(& n->vqs[i].mutex); n->vqs[i].vhost_hlen = vhost_hlen; n->vqs[i].sock_hlen = sock_hlen; ldv_mutex_unlock_71(& n->vqs[i].mutex); i = i + 1; ldv_41946: ; if (i <= 1) { goto ldv_41945; } else { } vhost_net_flush(n); ldv_mutex_unlock_72(& n->dev.mutex); return (0); } } static long vhost_net_ioctl(struct file *f , unsigned int ioctl , unsigned long arg ) { struct vhost_net *n ; void *argp ; u64 *featurep ; struct vhost_vring_file backend ; u64 features ; int r ; unsigned long tmp ; long tmp___0 ; int tmp___1 ; unsigned long tmp___2 ; int tmp___3 ; long tmp___4 ; long tmp___5 ; { n = (struct vhost_net *)f->private_data; argp = (void *)arg; featurep = (u64 *)argp; switch (ioctl) { case 1074310960U: tmp = copy_from_user((void *)(& backend), (void const *)argp, 8UL); if (tmp != 0UL) { return (-14L); } else { } tmp___0 = vhost_net_set_backend(n, backend.index, backend.fd); return (tmp___0); case 2148052736U: features = 1023442944ULL; tmp___1 = copy_to_user((void *)featurep, (void const *)(& features), 8U); if (tmp___1 != 0) { return (-14L); } else { } return (0L); case 1074310912U: tmp___2 = copy_from_user((void *)(& features), (void const *)featurep, 8UL); if (tmp___2 != 0UL) { return (-14L); } else { } if ((features & 0xffffffffc2ff7fffULL) != 0ULL) { return (-95L); } else { } tmp___3 = vhost_net_set_features(n, features); return ((long )tmp___3); case 44802U: tmp___4 = vhost_net_reset_owner(n); return (tmp___4); default: ldv_mutex_lock_73(& n->dev.mutex); tmp___5 = vhost_dev_ioctl(& n->dev, ioctl, arg); r = (int )tmp___5; vhost_net_flush(n); ldv_mutex_unlock_74(& n->dev.mutex); return ((long )r); } } } static long vhost_net_compat_ioctl(struct file *f , unsigned int ioctl , unsigned long arg ) { void *tmp ; long tmp___0 ; { tmp = compat_ptr((compat_uptr_t )arg); tmp___0 = vhost_net_ioctl(f, ioctl, (unsigned long )tmp); return (tmp___0); } } static struct file_operations const vhost_net_fops = {& __this_module, & noop_llseek, 0, 0, 0, 0, 0, 0, & vhost_net_ioctl, & vhost_net_compat_ioctl, 0, & vhost_net_open, 0, & vhost_net_release, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}; static struct miscdevice vhost_net_misc = {238, "vhost-net", & vhost_net_fops, {0, 0}, 0, 0, 0, (unsigned short)0}; static int vhost_net_init(void) { int tmp ; { if (experimental_zcopytx != 0) { vhost_enable_zcopy(1); } else { } tmp = misc_register(& vhost_net_misc); return (tmp); } } static void vhost_net_exit(void) { { misc_deregister(& vhost_net_misc); return; } } void ldv_check_final_state(void) ; extern void ldv_check_return_value(int ) ; void ldv_initialize(void) ; extern void ldv_handler_precall(void) ; extern int __VERIFIER_nondet_int(void) ; int LDV_IN_INTERRUPT ; int main(void) { struct inode *var_group1 ; struct file *var_group2 ; unsigned int var_vhost_net_ioctl_27_p1 ; unsigned long var_vhost_net_ioctl_27_p2 ; unsigned int var_vhost_net_compat_ioctl_28_p1 ; unsigned long var_vhost_net_compat_ioctl_28_p2 ; int res_vhost_net_open_13 ; int ldv_s_vhost_net_fops_file_operations ; int tmp ; int tmp___0 ; int tmp___1 ; { ldv_s_vhost_net_fops_file_operations = 0; LDV_IN_INTERRUPT = 1; ldv_initialize(); ldv_handler_precall(); tmp = vhost_net_init(); if (tmp != 0) { goto ldv_final; } else { } goto ldv_42026; ldv_42025: tmp___0 = __VERIFIER_nondet_int(); switch (tmp___0) { case 0: ; if (ldv_s_vhost_net_fops_file_operations == 0) { ldv_handler_precall(); res_vhost_net_open_13 = vhost_net_open(var_group1, var_group2); ldv_check_return_value(res_vhost_net_open_13); if (res_vhost_net_open_13 != 0) { goto ldv_module_exit; } else { } ldv_s_vhost_net_fops_file_operations = ldv_s_vhost_net_fops_file_operations + 1; } else { } goto ldv_42020; case 1: ; if (ldv_s_vhost_net_fops_file_operations == 1) { ldv_handler_precall(); vhost_net_release(var_group1, var_group2); ldv_s_vhost_net_fops_file_operations = 0; } else { } goto ldv_42020; case 2: ldv_handler_precall(); vhost_net_ioctl(var_group2, var_vhost_net_ioctl_27_p1, var_vhost_net_ioctl_27_p2); goto ldv_42020; case 3: ldv_handler_precall(); vhost_net_compat_ioctl(var_group2, var_vhost_net_compat_ioctl_28_p1, var_vhost_net_compat_ioctl_28_p2); goto ldv_42020; default: ; goto ldv_42020; } ldv_42020: ; ldv_42026: tmp___1 = __VERIFIER_nondet_int(); if (tmp___1 != 0 || ldv_s_vhost_net_fops_file_operations != 0) { goto ldv_42025; } else { } ldv_module_exit: ldv_handler_precall(); vhost_net_exit(); ldv_final: ldv_check_final_state(); return 0; } } void ldv_mutex_lock_39(struct mutex *ldv_func_arg1 ) { { ldv_mutex_lock_mtx(ldv_func_arg1); mutex_lock(ldv_func_arg1); return; } } void ldv_mutex_unlock_40(struct mutex *ldv_func_arg1 ) { { ldv_mutex_unlock_mtx(ldv_func_arg1); mutex_unlock(ldv_func_arg1); return; } } void ldv_mutex_lock_41(struct mutex *ldv_func_arg1 ) { { ldv_mutex_lock_mtx(ldv_func_arg1); mutex_lock(ldv_func_arg1); return; } } void ldv_mutex_unlock_42(struct mutex *ldv_func_arg1 ) { { ldv_mutex_unlock_mtx(ldv_func_arg1); mutex_unlock(ldv_func_arg1); return; } } void ldv_mutex_lock_43(struct mutex *ldv_func_arg1 ) { { ldv_mutex_lock_cred_guard_mutex(ldv_func_arg1); mutex_lock(ldv_func_arg1); return; } } void ldv_mutex_unlock_44(struct mutex *ldv_func_arg1 ) { { ldv_mutex_unlock_cred_guard_mutex(ldv_func_arg1); mutex_unlock(ldv_func_arg1); return; } } void ldv_mutex_lock_45(struct mutex *ldv_func_arg1 ) { { ldv_mutex_lock_lock(ldv_func_arg1); mutex_lock(ldv_func_arg1); return; } } void ldv_mutex_unlock_46(struct mutex *ldv_func_arg1 ) { { ldv_mutex_unlock_lock(ldv_func_arg1); mutex_unlock(ldv_func_arg1); return; } } void ldv_mutex_lock_47(struct mutex *ldv_func_arg1 ) { { ldv_mutex_lock_mutex(ldv_func_arg1); mutex_lock(ldv_func_arg1); return; } } int ldv_mutex_trylock_48(struct mutex *ldv_func_arg1 ) { ldv_func_ret_type___8 ldv_func_res ; int tmp ; int tmp___0 ; { tmp = mutex_trylock(ldv_func_arg1); ldv_func_res = tmp; tmp___0 = ldv_mutex_trylock_mutex(ldv_func_arg1); return (tmp___0); return (ldv_func_res); } } void ldv_mutex_unlock_49(struct mutex *ldv_func_arg1 ) { { ldv_mutex_unlock_mutex(ldv_func_arg1); mutex_unlock(ldv_func_arg1); return; } } void ldv_mutex_lock_50(struct mutex *ldv_func_arg1 ) { { ldv_mutex_lock_mutex(ldv_func_arg1); mutex_lock(ldv_func_arg1); return; } } void ldv_mutex_unlock_51(struct mutex *ldv_func_arg1 ) { { ldv_mutex_unlock_mutex(ldv_func_arg1); mutex_unlock(ldv_func_arg1); return; } } void ldv_mutex_lock_52(struct mutex *ldv_func_arg1 ) { { ldv_mutex_lock_mutex(ldv_func_arg1); mutex_lock(ldv_func_arg1); return; } } void ldv_mutex_unlock_53(struct mutex *ldv_func_arg1 ) { { ldv_mutex_unlock_mutex(ldv_func_arg1); mutex_unlock(ldv_func_arg1); return; } } void ldv_mutex_lock_54(struct mutex *ldv_func_arg1 ) { { ldv_mutex_lock_mutex(ldv_func_arg1); mutex_lock(ldv_func_arg1); return; } } void ldv_mutex_unlock_55(struct mutex *ldv_func_arg1 ) { { ldv_mutex_unlock_mutex(ldv_func_arg1); mutex_unlock(ldv_func_arg1); return; } } void ldv_mutex_lock_56(struct mutex *ldv_func_arg1 ) { { ldv_mutex_lock_mutex(ldv_func_arg1); mutex_lock(ldv_func_arg1); return; } } void ldv_mutex_unlock_57(struct mutex *ldv_func_arg1 ) { { ldv_mutex_unlock_mutex(ldv_func_arg1); mutex_unlock(ldv_func_arg1); return; } } void ldv_mutex_lock_58(struct mutex *ldv_func_arg1 ) { { ldv_mutex_lock_mutex(ldv_func_arg1); mutex_lock(ldv_func_arg1); return; } } void ldv_mutex_lock_59(struct mutex *ldv_func_arg1 ) { { ldv_mutex_lock_mutex(ldv_func_arg1); mutex_lock(ldv_func_arg1); return; } } void ldv_mutex_unlock_60(struct mutex *ldv_func_arg1 ) { { ldv_mutex_unlock_mutex(ldv_func_arg1); mutex_unlock(ldv_func_arg1); return; } } void ldv_mutex_lock_61(struct mutex *ldv_func_arg1 ) { { ldv_mutex_lock_mutex(ldv_func_arg1); mutex_lock(ldv_func_arg1); return; } } void ldv_mutex_unlock_62(struct mutex *ldv_func_arg1 ) { { ldv_mutex_unlock_mutex(ldv_func_arg1); mutex_unlock(ldv_func_arg1); return; } } void ldv_mutex_unlock_63(struct mutex *ldv_func_arg1 ) { { ldv_mutex_unlock_mutex(ldv_func_arg1); mutex_unlock(ldv_func_arg1); return; } } void ldv_mutex_unlock_64(struct mutex *ldv_func_arg1 ) { { ldv_mutex_unlock_mutex(ldv_func_arg1); mutex_unlock(ldv_func_arg1); return; } } void ldv_mutex_unlock_65(struct mutex *ldv_func_arg1 ) { { ldv_mutex_unlock_mutex(ldv_func_arg1); mutex_unlock(ldv_func_arg1); return; } } void ldv_mutex_lock_66(struct mutex *ldv_func_arg1 ) { { ldv_mutex_lock_mutex(ldv_func_arg1); mutex_lock(ldv_func_arg1); return; } } void ldv_mutex_unlock_67(struct mutex *ldv_func_arg1 ) { { ldv_mutex_unlock_mutex(ldv_func_arg1); mutex_unlock(ldv_func_arg1); return; } } void ldv_mutex_lock_68(struct mutex *ldv_func_arg1 ) { { ldv_mutex_lock_mutex(ldv_func_arg1); mutex_lock(ldv_func_arg1); return; } } void ldv_mutex_unlock_69(struct mutex *ldv_func_arg1 ) { { ldv_mutex_unlock_mutex(ldv_func_arg1); mutex_unlock(ldv_func_arg1); return; } } void ldv_mutex_lock_70(struct mutex *ldv_func_arg1 ) { { ldv_mutex_lock_mutex(ldv_func_arg1); mutex_lock(ldv_func_arg1); return; } } void ldv_mutex_unlock_71(struct mutex *ldv_func_arg1 ) { { ldv_mutex_unlock_mutex(ldv_func_arg1); mutex_unlock(ldv_func_arg1); return; } } void ldv_mutex_unlock_72(struct mutex *ldv_func_arg1 ) { { ldv_mutex_unlock_mutex(ldv_func_arg1); mutex_unlock(ldv_func_arg1); return; } } void ldv_mutex_lock_73(struct mutex *ldv_func_arg1 ) { { ldv_mutex_lock_mutex(ldv_func_arg1); mutex_lock(ldv_func_arg1); return; } } void ldv_mutex_unlock_74(struct mutex *ldv_func_arg1 ) { { ldv_mutex_unlock_mutex(ldv_func_arg1); mutex_unlock(ldv_func_arg1); return; } } __inline static void ldv_error(void) __attribute__((__no_instrument_function__)) ; __inline static void ldv_error(void) { { ERROR: __VERIFIER_error(); } } extern int __VERIFIER_nondet_int(void) ; long ldv__builtin_expect(long exp , long c ) { { return (exp); } } static int ldv_mutex_cred_guard_mutex ; int ldv_mutex_lock_interruptible_cred_guard_mutex(struct mutex *lock ) { int nondetermined ; { if (ldv_mutex_cred_guard_mutex == 1) { } else { ldv_error(); } nondetermined = __VERIFIER_nondet_int(); if (nondetermined) { ldv_mutex_cred_guard_mutex = 2; return (0); } else { return (-4); } } } int ldv_mutex_lock_killable_cred_guard_mutex(struct mutex *lock ) { int nondetermined ; { if (ldv_mutex_cred_guard_mutex == 1) { } else { ldv_error(); } nondetermined = __VERIFIER_nondet_int(); if (nondetermined) { ldv_mutex_cred_guard_mutex = 2; return (0); } else { return (-4); } } } void ldv_mutex_lock_cred_guard_mutex(struct mutex *lock ) { { if (ldv_mutex_cred_guard_mutex == 1) { } else { ldv_error(); } ldv_mutex_cred_guard_mutex = 2; return; } } int ldv_mutex_trylock_cred_guard_mutex(struct mutex *lock ) { int is_mutex_held_by_another_thread ; { if (ldv_mutex_cred_guard_mutex == 1) { } else { ldv_error(); } is_mutex_held_by_another_thread = __VERIFIER_nondet_int(); if (is_mutex_held_by_another_thread) { return (0); } else { ldv_mutex_cred_guard_mutex = 2; return (1); } } } int ldv_atomic_dec_and_mutex_lock_cred_guard_mutex(atomic_t *cnt , struct mutex *lock ) { int atomic_value_after_dec ; { if (ldv_mutex_cred_guard_mutex == 1) { } else { ldv_error(); } atomic_value_after_dec = __VERIFIER_nondet_int(); if (atomic_value_after_dec == 0) { ldv_mutex_cred_guard_mutex = 2; return (1); } else { } return (0); } } int ldv_mutex_is_locked_cred_guard_mutex(struct mutex *lock ) { int nondetermined ; { if (ldv_mutex_cred_guard_mutex == 1) { nondetermined = __VERIFIER_nondet_int(); if (nondetermined) { return (0); } else { return (1); } } else { return (1); } } } void ldv_mutex_unlock_cred_guard_mutex(struct mutex *lock ) { { if (ldv_mutex_cred_guard_mutex == 2) { } else { ldv_error(); } ldv_mutex_cred_guard_mutex = 1; return; } } static int ldv_mutex_lock ; int ldv_mutex_lock_interruptible_lock(struct mutex *lock ) { int nondetermined ; { if (ldv_mutex_lock == 1) { } else { ldv_error(); } nondetermined = __VERIFIER_nondet_int(); if (nondetermined) { ldv_mutex_lock = 2; return (0); } else { return (-4); } } } int ldv_mutex_lock_killable_lock(struct mutex *lock ) { int nondetermined ; { if (ldv_mutex_lock == 1) { } else { ldv_error(); } nondetermined = __VERIFIER_nondet_int(); if (nondetermined) { ldv_mutex_lock = 2; return (0); } else { return (-4); } } } void ldv_mutex_lock_lock(struct mutex *lock ) { { if (ldv_mutex_lock == 1) { } else { ldv_error(); } ldv_mutex_lock = 2; return; } } int ldv_mutex_trylock_lock(struct mutex *lock ) { int is_mutex_held_by_another_thread ; { if (ldv_mutex_lock == 1) { } else { ldv_error(); } is_mutex_held_by_another_thread = __VERIFIER_nondet_int(); if (is_mutex_held_by_another_thread) { return (0); } else { ldv_mutex_lock = 2; return (1); } } } int ldv_atomic_dec_and_mutex_lock_lock(atomic_t *cnt , struct mutex *lock ) { int atomic_value_after_dec ; { if (ldv_mutex_lock == 1) { } else { ldv_error(); } atomic_value_after_dec = __VERIFIER_nondet_int(); if (atomic_value_after_dec == 0) { ldv_mutex_lock = 2; return (1); } else { } return (0); } } int ldv_mutex_is_locked_lock(struct mutex *lock ) { int nondetermined ; { if (ldv_mutex_lock == 1) { nondetermined = __VERIFIER_nondet_int(); if (nondetermined) { return (0); } else { return (1); } } else { return (1); } } } void ldv_mutex_unlock_lock(struct mutex *lock ) { { if (ldv_mutex_lock == 2) { } else { ldv_error(); } ldv_mutex_lock = 1; return; } } static int ldv_mutex_mtx ; int ldv_mutex_lock_interruptible_mtx(struct mutex *lock ) { int nondetermined ; { if (ldv_mutex_mtx == 1) { } else { ldv_error(); } nondetermined = __VERIFIER_nondet_int(); if (nondetermined) { ldv_mutex_mtx = 2; return (0); } else { return (-4); } } } int ldv_mutex_lock_killable_mtx(struct mutex *lock ) { int nondetermined ; { if (ldv_mutex_mtx == 1) { } else { ldv_error(); } nondetermined = __VERIFIER_nondet_int(); if (nondetermined) { ldv_mutex_mtx = 2; return (0); } else { return (-4); } } } void ldv_mutex_lock_mtx(struct mutex *lock ) { { if (ldv_mutex_mtx == 1) { } else { ldv_error(); } ldv_mutex_mtx = 2; return; } } int ldv_mutex_trylock_mtx(struct mutex *lock ) { int is_mutex_held_by_another_thread ; { if (ldv_mutex_mtx == 1) { } else { ldv_error(); } is_mutex_held_by_another_thread = __VERIFIER_nondet_int(); if (is_mutex_held_by_another_thread) { return (0); } else { ldv_mutex_mtx = 2; return (1); } } } int ldv_atomic_dec_and_mutex_lock_mtx(atomic_t *cnt , struct mutex *lock ) { int atomic_value_after_dec ; { if (ldv_mutex_mtx == 1) { } else { ldv_error(); } atomic_value_after_dec = __VERIFIER_nondet_int(); if (atomic_value_after_dec == 0) { ldv_mutex_mtx = 2; return (1); } else { } return (0); } } int ldv_mutex_is_locked_mtx(struct mutex *lock ) { int nondetermined ; { if (ldv_mutex_mtx == 1) { nondetermined = __VERIFIER_nondet_int(); if (nondetermined) { return (0); } else { return (1); } } else { return (1); } } } void ldv_mutex_unlock_mtx(struct mutex *lock ) { { if (ldv_mutex_mtx == 2) { } else { ldv_error(); } ldv_mutex_mtx = 1; return; } } static int ldv_mutex_mutex ; int ldv_mutex_lock_interruptible_mutex(struct mutex *lock ) { int nondetermined ; { if (ldv_mutex_mutex == 1) { } else { ldv_error(); } nondetermined = __VERIFIER_nondet_int(); if (nondetermined) { ldv_mutex_mutex = 2; return (0); } else { return (-4); } } } int ldv_mutex_lock_killable_mutex(struct mutex *lock ) { int nondetermined ; { if (ldv_mutex_mutex == 1) { } else { ldv_error(); } nondetermined = __VERIFIER_nondet_int(); if (nondetermined) { ldv_mutex_mutex = 2; return (0); } else { return (-4); } } } void ldv_mutex_lock_mutex(struct mutex *lock ) { { if (ldv_mutex_mutex == 1) { } else { ldv_error(); } ldv_mutex_mutex = 2; return; } } int ldv_mutex_trylock_mutex(struct mutex *lock ) { int is_mutex_held_by_another_thread ; { if (ldv_mutex_mutex == 1) { } else { ldv_error(); } is_mutex_held_by_another_thread = __VERIFIER_nondet_int(); if (is_mutex_held_by_another_thread) { return (0); } else { ldv_mutex_mutex = 2; return (1); } } } int ldv_atomic_dec_and_mutex_lock_mutex(atomic_t *cnt , struct mutex *lock ) { int atomic_value_after_dec ; { if (ldv_mutex_mutex == 1) { } else { ldv_error(); } atomic_value_after_dec = __VERIFIER_nondet_int(); if (atomic_value_after_dec == 0) { ldv_mutex_mutex = 2; return (1); } else { } return (0); } } int ldv_mutex_is_locked_mutex(struct mutex *lock ) { int nondetermined ; { if (ldv_mutex_mutex == 1) { nondetermined = __VERIFIER_nondet_int(); if (nondetermined) { return (0); } else { return (1); } } else { return (1); } } } void ldv_mutex_unlock_mutex(struct mutex *lock ) { { if (ldv_mutex_mutex == 2) { } else { ldv_error(); } ldv_mutex_mutex = 1; return; } } void ldv_initialize(void) { { ldv_mutex_cred_guard_mutex = 1; ldv_mutex_lock = 1; ldv_mutex_mtx = 1; ldv_mutex_mutex = 1; return; } } void ldv_check_final_state(void) { { if (ldv_mutex_cred_guard_mutex == 1) { } else { ldv_error(); } if (ldv_mutex_lock == 1) { } else { ldv_error(); } if (ldv_mutex_mtx == 1) { } else { ldv_error(); } if (ldv_mutex_mutex == 1) { } else { ldv_error(); } return; } }