extern void __VERIFIER_error() __attribute__ ((__noreturn__)); /* Generated by CIL v. 1.5.1 */ /* print_CIL_Input is false */ typedef unsigned char __u8; typedef unsigned short __u16; typedef int __s32; typedef unsigned int __u32; 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 unsigned long __kernel_old_dev_t; 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 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; struct kernel_symbol { unsigned long value ; char const *name ; }; struct module; typedef __u32 __kernel_dev_t; typedef __kernel_dev_t dev_t; typedef unsigned short umode_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 __u32 uint32_t; typedef unsigned long sector_t; typedef unsigned long blkcnt_t; typedef unsigned int gfp_t; typedef unsigned int fmode_t; typedef unsigned int oom_flags_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 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____missing_field_name_9 { unsigned int a ; unsigned int b ; }; struct __anonstruct____missing_field_name_10 { 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____missing_field_name_8 { struct __anonstruct____missing_field_name_9 __annonCompField4 ; struct __anonstruct____missing_field_name_10 __annonCompField5 ; }; struct desc_struct { union __anonunion____missing_field_name_8 __annonCompField6 ; }; typedef unsigned long pteval_t; typedef unsigned long pgdval_t; typedef unsigned long pgprotval_t; struct __anonstruct_pte_t_11 { pteval_t pte ; }; typedef struct __anonstruct_pte_t_11 pte_t; struct pgprot { pgprotval_t pgprot ; }; typedef struct pgprot pgprot_t; struct __anonstruct_pgd_t_12 { pgdval_t pgd ; }; typedef struct __anonstruct_pgd_t_12 pgd_t; struct page; typedef struct page *pgtable_t; struct file; struct seq_file; struct thread_struct; struct mm_struct; struct task_struct; struct cpumask; struct qspinlock { atomic_t val ; }; typedef struct qspinlock arch_spinlock_t; struct qrwlock { atomic_t cnts ; arch_spinlock_t lock ; }; typedef struct qrwlock arch_rwlock_t; typedef void (*ctor_fn_t)(void); struct device; struct file_operations; struct completion; struct bug_entry { int bug_addr_disp ; int file_disp ; unsigned short line ; unsigned short flags ; }; struct timespec; struct compat_timespec; struct __anonstruct_futex_16 { u32 *uaddr ; u32 val ; u32 flags ; u32 bitset ; u64 time ; u32 *uaddr2 ; }; struct __anonstruct_nanosleep_17 { clockid_t clockid ; struct timespec *rmtp ; struct compat_timespec *compat_rmtp ; u64 expires ; }; struct pollfd; struct __anonstruct_poll_18 { struct pollfd *ufds ; int nfds ; int has_timeout ; unsigned long tv_sec ; unsigned long tv_nsec ; }; union __anonunion____missing_field_name_15 { struct __anonstruct_futex_16 futex ; struct __anonstruct_nanosleep_17 nanosleep ; struct __anonstruct_poll_18 poll ; }; struct restart_block { long (*fn)(struct restart_block * ) ; union __anonunion____missing_field_name_15 __annonCompField7 ; }; 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____missing_field_name_19 { struct pt_regs *regs ; struct kernel_vm86_regs *vm86 ; }; struct math_emu_info { long ___orig_eip ; union __anonunion____missing_field_name_19 __annonCompField8 ; }; struct cpumask { unsigned long bits[128U] ; }; typedef struct cpumask cpumask_t; typedef struct cpumask *cpumask_var_t; struct fregs_state { u32 cwd ; u32 swd ; u32 twd ; u32 fip ; u32 fcs ; u32 foo ; u32 fos ; u32 st_space[20U] ; u32 status ; }; struct __anonstruct____missing_field_name_29 { u64 rip ; u64 rdp ; }; struct __anonstruct____missing_field_name_30 { u32 fip ; u32 fcs ; u32 foo ; u32 fos ; }; union __anonunion____missing_field_name_28 { struct __anonstruct____missing_field_name_29 __annonCompField12 ; struct __anonstruct____missing_field_name_30 __annonCompField13 ; }; union __anonunion____missing_field_name_31 { u32 padding1[12U] ; u32 sw_reserved[12U] ; }; struct fxregs_state { u16 cwd ; u16 swd ; u16 twd ; u16 fop ; union __anonunion____missing_field_name_28 __annonCompField14 ; u32 mxcsr ; u32 mxcsr_mask ; u32 st_space[32U] ; u32 xmm_space[64U] ; u32 padding[12U] ; union __anonunion____missing_field_name_31 __annonCompField15 ; }; struct swregs_state { 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 xstate_header { u64 xfeatures ; u64 xcomp_bv ; u64 reserved[6U] ; }; struct xregs_state { struct fxregs_state i387 ; struct xstate_header header ; u8 __reserved[464U] ; }; union fpregs_state { struct fregs_state fsave ; struct fxregs_state fxsave ; struct swregs_state soft ; struct xregs_state xsave ; }; struct fpu { union fpregs_state state ; unsigned int last_cpu ; unsigned char fpstate_active ; unsigned char fpregs_active ; unsigned char counter ; }; struct seq_operations; struct perf_event; struct thread_struct { struct desc_struct tls_array[3U] ; unsigned long sp0 ; unsigned long sp ; unsigned short es ; unsigned short ds ; unsigned short fsindex ; unsigned short gsindex ; unsigned long fs ; unsigned long gs ; struct fpu fpu ; struct perf_event *ptrace_bps[4U] ; unsigned long debugreg6 ; unsigned long ptrace_dr7 ; unsigned long cr2 ; unsigned long trap_nr ; unsigned long error_code ; unsigned long *io_bitmap_ptr ; unsigned long iopl ; unsigned int io_bitmap_max ; }; typedef atomic64_t atomic_long_t; typedef int pao_T__; typedef int pao_T_____0; struct lockdep_map; struct stack_trace { unsigned int nr_entries ; unsigned int max_entries ; unsigned long *entries ; int skip ; }; struct lockdep_subclass_key { char __one_byte ; }; 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 : 1 ; unsigned char hardirqs_off : 1 ; unsigned short references : 12 ; unsigned int pin_count ; }; 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____missing_field_name_35 { u8 __padding[24U] ; struct lockdep_map dep_map ; }; union __anonunion____missing_field_name_34 { struct raw_spinlock rlock ; struct __anonstruct____missing_field_name_35 __annonCompField17 ; }; struct spinlock { union __anonunion____missing_field_name_34 __annonCompField18 ; }; typedef struct spinlock spinlock_t; struct __anonstruct_rwlock_t_36 { arch_rwlock_t raw_lock ; unsigned int magic ; unsigned int owner_cpu ; void *owner ; struct lockdep_map dep_map ; }; typedef struct __anonstruct_rwlock_t_36 rwlock_t; struct seqcount { unsigned int sequence ; struct lockdep_map dep_map ; }; typedef struct seqcount seqcount_t; struct __anonstruct_seqlock_t_45 { struct seqcount seqcount ; spinlock_t lock ; }; typedef struct __anonstruct_seqlock_t_45 seqlock_t; struct timespec { __kernel_time_t tv_sec ; long tv_nsec ; }; struct user_namespace; struct __anonstruct_kuid_t_46 { uid_t val ; }; typedef struct __anonstruct_kuid_t_46 kuid_t; struct __anonstruct_kgid_t_47 { gid_t val ; }; typedef struct __anonstruct_kgid_t_47 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 vm_area_struct; struct __wait_queue_head { spinlock_t lock ; struct list_head task_list ; }; typedef struct __wait_queue_head wait_queue_head_t; struct __anonstruct_nodemask_t_48 { unsigned long bits[16U] ; }; typedef struct __anonstruct_nodemask_t_48 nodemask_t; struct optimistic_spin_queue { atomic_t tail ; }; struct mutex { atomic_t count ; spinlock_t wait_lock ; struct list_head wait_list ; struct task_struct *owner ; void *magic ; struct lockdep_map dep_map ; }; struct mutex_waiter { struct list_head list ; struct task_struct *task ; void *magic ; }; struct rw_semaphore; struct rw_semaphore { long count ; struct list_head wait_list ; raw_spinlock_t wait_lock ; struct optimistic_spin_queue osq ; struct task_struct *owner ; struct lockdep_map dep_map ; }; struct completion { unsigned int done ; wait_queue_head_t wait ; }; union ktime { s64 tv64 ; }; typedef union ktime ktime_t; struct timer_list { struct hlist_node entry ; unsigned long expires ; void (*function)(unsigned long ) ; unsigned long data ; u32 flags ; int slack ; int start_pid ; void *start_site ; char start_comm[16U] ; struct lockdep_map lockdep_map ; }; struct hrtimer; enum hrtimer_restart; 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 nsproxy; struct workqueue_struct; 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 ; struct workqueue_struct *wq ; int cpu ; }; 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 wake_irq; struct pm_subsys_data { spinlock_t lock ; unsigned int refcount ; struct list_head clock_list ; }; struct dev_pm_qos; 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 is_noirq_suspended ; bool is_late_suspended ; bool ignore_children ; bool early_init ; bool direct_complete ; 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 ; struct wake_irq *wakeirq ; 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 ; unsigned char memalloc_noio : 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 pm_subsys_data *subsys_data ; void (*set_latency_tolerance)(struct device * , s32 ) ; struct dev_pm_qos *qos ; }; struct dev_pm_domain { struct dev_pm_ops ops ; void (*detach)(struct device * , bool ) ; int (*activate)(struct device * ) ; void (*sync)(struct device * ) ; void (*dismiss)(struct device * ) ; }; struct __anonstruct_mm_context_t_115 { void *ldt ; int size ; unsigned short ia32_compat ; struct mutex lock ; void *vdso ; atomic_t perf_rdpmc_allowed ; }; typedef struct __anonstruct_mm_context_t_115 mm_context_t; struct bio_vec; struct llist_node; struct llist_node { struct llist_node *next ; }; struct call_single_data { struct llist_node llist ; void (*func)(void * ) ; void *info ; unsigned int flags ; }; struct cred; 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 __anonstruct____missing_field_name_148 { struct arch_uprobe_task autask ; unsigned long vaddr ; }; struct __anonstruct____missing_field_name_149 { struct callback_head dup_xol_work ; unsigned long dup_xol_addr ; }; union __anonunion____missing_field_name_147 { struct __anonstruct____missing_field_name_148 __annonCompField33 ; struct __anonstruct____missing_field_name_149 __annonCompField34 ; }; struct uprobe; struct return_instance; struct uprobe_task { enum uprobe_task_state state ; union __anonunion____missing_field_name_147 __annonCompField35 ; struct uprobe *active_uprobe ; unsigned long xol_vaddr ; struct return_instance *return_instances ; unsigned int depth ; }; struct xol_area; struct uprobes_state { struct xol_area *xol_area ; }; struct address_space; struct mem_cgroup; typedef void compound_page_dtor(struct page * ); union __anonunion____missing_field_name_150 { struct address_space *mapping ; void *s_mem ; }; union __anonunion____missing_field_name_152 { unsigned long index ; void *freelist ; bool pfmemalloc ; }; struct __anonstruct____missing_field_name_156 { unsigned short inuse ; unsigned short objects : 15 ; unsigned char frozen : 1 ; }; union __anonunion____missing_field_name_155 { atomic_t _mapcount ; struct __anonstruct____missing_field_name_156 __annonCompField38 ; int units ; }; struct __anonstruct____missing_field_name_154 { union __anonunion____missing_field_name_155 __annonCompField39 ; atomic_t _count ; }; union __anonunion____missing_field_name_153 { unsigned long counters ; struct __anonstruct____missing_field_name_154 __annonCompField40 ; unsigned int active ; }; struct __anonstruct____missing_field_name_151 { union __anonunion____missing_field_name_152 __annonCompField37 ; union __anonunion____missing_field_name_153 __annonCompField41 ; }; struct __anonstruct____missing_field_name_158 { struct page *next ; int pages ; int pobjects ; }; struct slab; struct __anonstruct____missing_field_name_159 { compound_page_dtor *compound_dtor ; unsigned long compound_order ; }; union __anonunion____missing_field_name_157 { struct list_head lru ; struct __anonstruct____missing_field_name_158 __annonCompField43 ; struct slab *slab_page ; struct callback_head callback_head ; struct __anonstruct____missing_field_name_159 __annonCompField44 ; pgtable_t pmd_huge_pte ; }; struct kmem_cache; union __anonunion____missing_field_name_160 { unsigned long private ; spinlock_t *ptl ; struct kmem_cache *slab_cache ; struct page *first_page ; }; struct page { unsigned long flags ; union __anonunion____missing_field_name_150 __annonCompField36 ; struct __anonstruct____missing_field_name_151 __annonCompField42 ; union __anonunion____missing_field_name_157 __annonCompField45 ; union __anonunion____missing_field_name_160 __annonCompField46 ; struct mem_cgroup *mem_cgroup ; }; struct page_frag { struct page *page ; __u32 offset ; __u32 size ; }; struct __anonstruct_shared_161 { struct rb_node rb ; unsigned long rb_subtree_last ; }; struct anon_vma; struct vm_operations_struct; struct mempolicy; struct vm_area_struct { unsigned long vm_start ; unsigned long vm_end ; struct vm_area_struct *vm_next ; struct vm_area_struct *vm_prev ; struct rb_node vm_rb ; unsigned long rb_subtree_gap ; struct mm_struct *vm_mm ; pgprot_t vm_page_prot ; unsigned long vm_flags ; struct __anonstruct_shared_161 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 task_rss_stat { int events ; int count[3U] ; }; struct mm_rss_stat { atomic_long_t count[3U] ; }; struct kioctx_table; struct linux_binfmt; struct mmu_notifier_mm; struct mm_struct { struct vm_area_struct *mmap ; struct rb_root mm_rb ; u32 vmacache_seqnum ; unsigned long (*get_unmapped_area)(struct file * , unsigned long , unsigned long , unsigned long , unsigned long ) ; unsigned long mmap_base ; unsigned long mmap_legacy_base ; unsigned long task_size ; unsigned long highest_vm_end ; pgd_t *pgd ; atomic_t mm_users ; atomic_t mm_count ; atomic_long_t nr_ptes ; atomic_long_t nr_pmds ; 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 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[46U] ; 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 kioctx_table *ioctx_table ; struct task_struct *owner ; struct file *exe_file ; struct mmu_notifier_mm *mmu_notifier_mm ; struct cpumask cpumask_allocation ; unsigned long numa_next_scan ; unsigned long numa_scan_offset ; int numa_scan_seq ; bool tlb_flush_pending ; struct uprobes_state uprobes_state ; void *bd_addr ; }; 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; union __anonunion____missing_field_name_166 { unsigned long bitmap[4U] ; struct callback_head callback_head ; }; struct idr_layer { int prefix ; int layer ; struct idr_layer *ary[256U] ; int count ; union __anonunion____missing_field_name_166 __annonCompField47 ; }; struct idr { struct idr_layer *hint ; struct idr_layer *top ; int layers ; int cur ; spinlock_t lock ; int id_free_cnt ; struct idr_layer *id_free ; }; union __anonunion___u_168 { struct idr_layer *__val ; char __c[1U] ; }; union __anonunion___u_170 { struct idr_layer *__val ; char __c[1U] ; }; struct ida_bitmap { long nr_busy ; unsigned long bitmap[15U] ; }; struct ida { struct idr idr ; struct ida_bitmap *free_bitmap ; }; struct dentry; struct iattr; struct super_block; struct file_system_type; struct kernfs_open_node; struct kernfs_iattrs; struct kernfs_root; struct kernfs_elem_dir { unsigned long subdirs ; struct rb_root children ; struct kernfs_root *root ; }; struct kernfs_node; struct kernfs_elem_symlink { struct kernfs_node *target_kn ; }; struct kernfs_ops; struct kernfs_elem_attr { struct kernfs_ops const *ops ; struct kernfs_open_node *open ; loff_t size ; struct kernfs_node *notify_next ; }; union __anonunion____missing_field_name_171 { struct kernfs_elem_dir dir ; struct kernfs_elem_symlink symlink ; struct kernfs_elem_attr attr ; }; struct kernfs_node { atomic_t count ; atomic_t active ; struct lockdep_map dep_map ; struct kernfs_node *parent ; char const *name ; struct rb_node rb ; void const *ns ; unsigned int hash ; union __anonunion____missing_field_name_171 __annonCompField48 ; void *priv ; unsigned short flags ; umode_t mode ; unsigned int ino ; struct kernfs_iattrs *iattr ; }; struct kernfs_syscall_ops { int (*remount_fs)(struct kernfs_root * , int * , char * ) ; int (*show_options)(struct seq_file * , struct kernfs_root * ) ; int (*mkdir)(struct kernfs_node * , char const * , umode_t ) ; int (*rmdir)(struct kernfs_node * ) ; int (*rename)(struct kernfs_node * , struct kernfs_node * , char const * ) ; }; struct kernfs_root { struct kernfs_node *kn ; unsigned int flags ; struct ida ino_ida ; struct kernfs_syscall_ops *syscall_ops ; struct list_head supers ; wait_queue_head_t deactivate_waitq ; }; struct kernfs_open_file { struct kernfs_node *kn ; struct file *file ; void *priv ; struct mutex mutex ; int event ; struct list_head list ; char *prealloc_buf ; size_t atomic_write_len ; bool mmapped ; struct vm_operations_struct const *vm_ops ; }; struct kernfs_ops { int (*seq_show)(struct seq_file * , void * ) ; void *(*seq_start)(struct seq_file * , loff_t * ) ; void *(*seq_next)(struct seq_file * , void * , loff_t * ) ; void (*seq_stop)(struct seq_file * , void * ) ; ssize_t (*read)(struct kernfs_open_file * , char * , size_t , loff_t ) ; size_t atomic_write_len ; bool prealloc ; ssize_t (*write)(struct kernfs_open_file * , char * , size_t , loff_t ) ; int (*mmap)(struct kernfs_open_file * , struct vm_area_struct * ) ; struct lock_class_key lockdep_key ; }; 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 ; bool (*current_may_mount)(void) ; void *(*grab_current_ns)(void) ; void const *(*netlink_ns)(struct sock * ) ; void const *(*initial_ns)(void) ; void (*drop_ns)(void * ) ; }; struct bin_attribute; 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 **bin_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 ) ; }; struct kref { atomic_t refcount ; }; enum kobject_action { KOBJ_ADD = 0, KOBJ_REMOVE = 1, KOBJ_CHANGE = 2, KOBJ_MOVE = 3, KOBJ_ONLINE = 4, KOBJ_OFFLINE = 5, KOBJ_MAX = 6 } ; 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 kernfs_node *sd ; struct kref kref ; struct delayed_work release ; 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 *argv[3U] ; 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 kernel_param; struct kernel_param_ops { unsigned int flags ; 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____missing_field_name_172 { void *arg ; struct kparam_string const *str ; struct kparam_array const *arr ; }; struct kernel_param { char const *name ; struct module *mod ; struct kernel_param_ops const *ops ; u16 const perm ; s8 level ; u8 flags ; union __anonunion____missing_field_name_172 __annonCompField49 ; }; 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 latch_tree_node { struct rb_node node[2U] ; }; 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 completion *kobj_completion ; }; 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 * ) ; }; struct exception_table_entry; enum module_state { MODULE_STATE_LIVE = 0, MODULE_STATE_COMING = 1, MODULE_STATE_GOING = 2, MODULE_STATE_UNFORMED = 3 } ; struct mod_tree_node { struct module *mod ; struct latch_tree_node node ; }; struct module_sect_attrs; struct module_notes_attrs; struct tracepoint; struct trace_event_call; struct trace_enum_map; 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 mutex param_lock ; 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 ; bool sig_ok ; bool async_probe_requested ; 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 ; struct mod_tree_node mtn_core ; struct mod_tree_node mtn_init ; 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 trace_event_call **trace_events ; unsigned int num_trace_events ; struct trace_enum_map **trace_enums ; unsigned int num_trace_enums ; unsigned int num_ftrace_callsites ; unsigned long *ftrace_callsites ; bool klp_alive ; struct list_head source_list ; struct list_head target_list ; void (*exit)(void) ; atomic_t refcnt ; ctor_fn_t (**ctors)(void) ; unsigned int num_ctors ; }; struct kernel_cap_struct { __u32 cap[2U] ; }; typedef struct kernel_cap_struct kernel_cap_t; struct plist_node { int prio ; struct list_head prio_list ; struct list_head node_list ; }; typedef unsigned long cputime_t; struct sem_undo_list; struct sysv_sem { struct sem_undo_list *undo_list ; }; struct user_struct; struct sysv_shm { struct list_head shm_clist ; }; struct __anonstruct_sigset_t_180 { unsigned long sig[1U] ; }; typedef struct __anonstruct_sigset_t_180 sigset_t; struct siginfo; typedef void __signalfn_t(int ); typedef __signalfn_t *__sighandler_t; typedef void __restorefn_t(void); typedef __restorefn_t *__sigrestore_t; union sigval { int sival_int ; void *sival_ptr ; }; typedef union sigval sigval_t; struct __anonstruct__kill_182 { __kernel_pid_t _pid ; __kernel_uid32_t _uid ; }; struct __anonstruct__timer_183 { __kernel_timer_t _tid ; int _overrun ; char _pad[0U] ; sigval_t _sigval ; int _sys_private ; }; struct __anonstruct__rt_184 { __kernel_pid_t _pid ; __kernel_uid32_t _uid ; sigval_t _sigval ; }; struct __anonstruct__sigchld_185 { __kernel_pid_t _pid ; __kernel_uid32_t _uid ; int _status ; __kernel_clock_t _utime ; __kernel_clock_t _stime ; }; struct __anonstruct__addr_bnd_187 { void *_lower ; void *_upper ; }; struct __anonstruct__sigfault_186 { void *_addr ; short _addr_lsb ; struct __anonstruct__addr_bnd_187 _addr_bnd ; }; struct __anonstruct__sigpoll_188 { long _band ; int _fd ; }; struct __anonstruct__sigsys_189 { void *_call_addr ; int _syscall ; unsigned int _arch ; }; union __anonunion__sifields_181 { int _pad[28U] ; struct __anonstruct__kill_182 _kill ; struct __anonstruct__timer_183 _timer ; struct __anonstruct__rt_184 _rt ; struct __anonstruct__sigchld_185 _sigchld ; struct __anonstruct__sigfault_186 _sigfault ; struct __anonstruct__sigpoll_188 _sigpoll ; struct __anonstruct__sigsys_189 _sigsys ; }; struct siginfo { int si_signo ; int si_errno ; int si_code ; union __anonunion__sifields_181 _sifields ; }; typedef struct siginfo siginfo_t; struct sigpending { struct list_head list ; sigset_t signal ; }; struct sigaction { __sighandler_t sa_handler ; unsigned long sa_flags ; __sigrestore_t sa_restorer ; sigset_t sa_mask ; }; struct k_sigaction { struct sigaction sa ; }; 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 percpu_counter { raw_spinlock_t lock ; s64 count ; struct list_head list ; s32 *counters ; }; struct seccomp_filter; struct seccomp { int mode ; struct seccomp_filter *filter ; }; struct rt_mutex_waiter; struct rlimit { __kernel_ulong_t rlim_cur ; __kernel_ulong_t rlim_max ; }; 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 (*get_time)(void) ; ktime_t offset ; }; struct hrtimer_cpu_base { raw_spinlock_t lock ; seqcount_t seq ; struct hrtimer *running ; unsigned int cpu ; unsigned int active_bases ; unsigned int clock_was_set_seq ; bool migration_enabled ; bool nohz_active ; unsigned char in_hrtirq : 1 ; unsigned char hres_active : 1 ; unsigned char hang_detected : 1 ; ktime_t expires_next ; struct hrtimer *next_timer ; unsigned int nr_events ; unsigned int nr_retries ; unsigned int nr_hangs ; unsigned int max_hang_time ; struct hrtimer_clock_base clock_base[4U] ; }; 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 ; }; struct assoc_array_ptr; struct assoc_array { struct assoc_array_ptr *root ; unsigned long nr_leaves_on_tree ; }; typedef int32_t key_serial_t; typedef uint32_t key_perm_t; struct key; struct signal_struct; struct key_type; struct keyring_index_key { struct key_type *type ; char const *description ; size_t desc_len ; }; union __anonunion____missing_field_name_196 { struct list_head graveyard_link ; struct rb_node serial_node ; }; struct key_user; union __anonunion____missing_field_name_197 { time_t expiry ; time_t revoked_at ; }; struct __anonstruct____missing_field_name_199 { struct key_type *type ; char *description ; }; union __anonunion____missing_field_name_198 { struct keyring_index_key index_key ; struct __anonstruct____missing_field_name_199 __annonCompField52 ; }; union __anonunion_type_data_200 { struct list_head link ; unsigned long x[2U] ; void *p[2U] ; int reject_error ; }; union __anonunion_payload_202 { unsigned long value ; void *rcudata ; void *data ; void *data2[2U] ; }; union __anonunion____missing_field_name_201 { union __anonunion_payload_202 payload ; struct assoc_array keys ; }; struct key { atomic_t usage ; key_serial_t serial ; union __anonunion____missing_field_name_196 __annonCompField50 ; struct rw_semaphore sem ; struct key_user *user ; void *security ; union __anonunion____missing_field_name_197 __annonCompField51 ; time_t last_used_at ; kuid_t uid ; kgid_t gid ; key_perm_t perm ; unsigned short quotalen ; unsigned short datalen ; unsigned long flags ; union __anonunion____missing_field_name_198 __annonCompField53 ; union __anonunion_type_data_200 type_data ; union __anonunion____missing_field_name_201 __annonCompField54 ; }; struct audit_context; struct group_info { atomic_t usage ; int ngroups ; int nblocks ; kgid_t small_block[32U] ; kgid_t *blocks[0U] ; }; 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 *session_keyring ; struct key *process_keyring ; struct key *thread_keyring ; struct key *request_key_auth ; void *security ; struct user_struct *user ; struct user_namespace *user_ns ; struct group_info *group_info ; struct callback_head rcu ; }; struct percpu_ref; typedef void percpu_ref_func_t(struct percpu_ref * ); struct percpu_ref { atomic_long_t count ; unsigned long percpu_count_ptr ; percpu_ref_func_t *release ; percpu_ref_func_t *confirm_switch ; bool force_atomic ; struct callback_head rcu ; }; struct cgroup; struct cgroup_root; struct cgroup_subsys; struct cgroup_taskset; struct cgroup_subsys_state { struct cgroup *cgroup ; struct cgroup_subsys *ss ; struct percpu_ref refcnt ; struct cgroup_subsys_state *parent ; struct list_head sibling ; struct list_head children ; int id ; unsigned int flags ; u64 serial_nr ; struct callback_head callback_head ; struct work_struct destroy_work ; }; struct css_set { atomic_t refcount ; struct hlist_node hlist ; struct list_head tasks ; struct list_head mg_tasks ; struct list_head cgrp_links ; struct cgroup *dfl_cgrp ; struct cgroup_subsys_state *subsys[12U] ; struct list_head mg_preload_node ; struct list_head mg_node ; struct cgroup *mg_src_cgrp ; struct css_set *mg_dst_cset ; struct list_head e_cset_node[12U] ; struct callback_head callback_head ; }; struct cgroup { struct cgroup_subsys_state self ; unsigned long flags ; int id ; int populated_cnt ; struct kernfs_node *kn ; struct kernfs_node *procs_kn ; struct kernfs_node *populated_kn ; unsigned int subtree_control ; unsigned int child_subsys_mask ; struct cgroup_subsys_state *subsys[12U] ; struct cgroup_root *root ; struct list_head cset_links ; struct list_head e_csets[12U] ; struct list_head pidlists ; struct mutex pidlist_mutex ; wait_queue_head_t offline_waitq ; struct work_struct release_agent_work ; }; struct cgroup_root { struct kernfs_root *kf_root ; unsigned int subsys_mask ; int hierarchy_id ; struct cgroup cgrp ; atomic_t nr_cgrps ; struct list_head root_list ; unsigned int flags ; struct idr cgroup_idr ; char release_agent_path[4096U] ; char name[64U] ; }; struct cftype { char name[64U] ; int private ; umode_t mode ; size_t max_write_len ; unsigned int flags ; struct cgroup_subsys *ss ; struct list_head node ; struct kernfs_ops *kf_ops ; u64 (*read_u64)(struct cgroup_subsys_state * , struct cftype * ) ; s64 (*read_s64)(struct cgroup_subsys_state * , struct cftype * ) ; int (*seq_show)(struct seq_file * , void * ) ; void *(*seq_start)(struct seq_file * , loff_t * ) ; void *(*seq_next)(struct seq_file * , void * , loff_t * ) ; void (*seq_stop)(struct seq_file * , void * ) ; int (*write_u64)(struct cgroup_subsys_state * , struct cftype * , u64 ) ; int (*write_s64)(struct cgroup_subsys_state * , struct cftype * , s64 ) ; ssize_t (*write)(struct kernfs_open_file * , char * , size_t , loff_t ) ; struct lock_class_key lockdep_key ; }; struct cgroup_subsys { struct cgroup_subsys_state *(*css_alloc)(struct cgroup_subsys_state * ) ; int (*css_online)(struct cgroup_subsys_state * ) ; void (*css_offline)(struct cgroup_subsys_state * ) ; void (*css_released)(struct cgroup_subsys_state * ) ; void (*css_free)(struct cgroup_subsys_state * ) ; void (*css_reset)(struct cgroup_subsys_state * ) ; void (*css_e_css_changed)(struct cgroup_subsys_state * ) ; int (*can_attach)(struct cgroup_subsys_state * , struct cgroup_taskset * ) ; void (*cancel_attach)(struct cgroup_subsys_state * , struct cgroup_taskset * ) ; void (*attach)(struct cgroup_subsys_state * , struct cgroup_taskset * ) ; void (*fork)(struct task_struct * ) ; void (*exit)(struct cgroup_subsys_state * , struct cgroup_subsys_state * , struct task_struct * ) ; void (*bind)(struct cgroup_subsys_state * ) ; int disabled ; int early_init ; bool broken_hierarchy ; bool warned_broken_hierarchy ; int id ; char const *name ; struct cgroup_root *root ; struct idr css_idr ; struct list_head cfts ; struct cftype *dfl_cftypes ; struct cftype *legacy_cftypes ; unsigned int depends_on ; }; struct futex_pi_state; struct robust_list_head; struct bio_list; struct fs_struct; struct perf_event_context; struct blk_plug; struct nameidata; struct cfs_rq; struct task_group; 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 cputime { cputime_t utime ; cputime_t stime ; }; struct task_cputime { cputime_t utime ; cputime_t stime ; unsigned long long sum_exec_runtime ; }; struct task_cputime_atomic { atomic64_t utime ; atomic64_t stime ; atomic64_t sum_exec_runtime ; }; struct thread_group_cputimer { struct task_cputime_atomic cputime_atomic ; int running ; }; struct autogroup; struct tty_struct; struct taskstats; struct tty_audit_buf; struct signal_struct { atomic_t sigcnt ; atomic_t live ; int nr_threads ; struct list_head thread_head ; 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 ; int posix_timer_id ; 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 ; seqlock_t stats_lock ; cputime_t utime ; cputime_t stime ; cputime_t cutime ; cputime_t cstime ; cputime_t gtime ; cputime_t cgtime ; struct cputime prev_cputime ; 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 ; unsigned int audit_tty_log_passwd ; struct tty_audit_buf *tty_audit_buf ; oom_flags_t oom_flags ; short oom_score_adj ; short oom_score_adj_min ; struct mutex cred_guard_mutex ; }; struct user_struct { atomic_t __count ; atomic_t processes ; 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 backing_dev_info; 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 ; u64 blkio_start ; u64 blkio_delay ; u64 swapin_delay ; u32 blkio_count ; u32 swapin_count ; u64 freepages_start ; u64 freepages_delay ; u32 freepages_count ; }; struct wake_q_node { struct wake_q_node *next ; }; struct io_context; struct pipe_inode_info; struct load_weight { unsigned long weight ; u32 inv_weight ; }; struct sched_avg { u64 last_runnable_update ; s64 decay_count ; unsigned long load_avg_contrib ; unsigned long utilization_avg_contrib ; u32 runnable_avg_sum ; u32 avg_period ; u32 running_avg_sum ; }; 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 ; int depth ; struct sched_entity *parent ; struct cfs_rq *cfs_rq ; struct cfs_rq *my_q ; struct sched_avg avg ; }; struct rt_rq; struct sched_rt_entity { struct list_head run_list ; unsigned long timeout ; unsigned long watchdog_stamp ; 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 sched_dl_entity { struct rb_node rb_node ; u64 dl_runtime ; u64 dl_deadline ; u64 dl_period ; u64 dl_bw ; s64 runtime ; u64 deadline ; unsigned int flags ; int dl_throttled ; int dl_new ; int dl_boosted ; int dl_yielded ; struct hrtimer dl_timer ; }; struct memcg_oom_info { struct mem_cgroup *memcg ; gfp_t gfp_mask ; int order ; unsigned char may_oom : 1 ; }; struct sched_class; struct files_struct; struct compat_robust_list_head; struct numa_group; struct ftrace_ret_stack; 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 ; struct task_struct *last_wakee ; unsigned long wakee_flips ; unsigned long wakee_flip_decay_ts ; int wake_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 sched_dl_entity dl ; struct hlist_head preempt_notifiers ; unsigned int btrace_seq ; unsigned int policy ; int nr_cpus_allowed ; cpumask_t cpus_allowed ; unsigned long rcu_tasks_nvcsw ; bool rcu_tasks_holdout ; struct list_head rcu_tasks_holdout_list ; int rcu_tasks_idle_cpu ; struct sched_info sched_info ; struct list_head tasks ; struct plist_node pushable_tasks ; struct rb_node pushable_dl_tasks ; struct mm_struct *mm ; struct mm_struct *active_mm ; u32 vmacache_seqnum ; struct vm_area_struct *vmacache[4U] ; struct task_rss_stat rss_stat ; int exit_state ; int exit_code ; int exit_signal ; int pdeath_signal ; unsigned long jobctl ; unsigned int personality ; unsigned char in_execve : 1 ; unsigned char in_iowait : 1 ; unsigned char sched_reset_on_fork : 1 ; unsigned char sched_contributes_to_load : 1 ; unsigned char sched_migrated : 1 ; unsigned char memcg_kmem_skip_account : 1 ; unsigned char brk_randomized : 1 ; unsigned long atomic_flags ; struct restart_block restart_block ; pid_t pid ; pid_t tgid ; 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 list_head thread_node ; 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 ; struct cputime prev_cputime ; unsigned long nvcsw ; unsigned long nivcsw ; u64 start_time ; u64 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] ; struct nameidata *nameidata ; struct sysv_sem sysvsem ; struct sysv_shm sysvshm ; 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 wake_q_node wake_q ; struct rb_root pi_waiters ; struct rb_node *pi_waiters_leftmost ; 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 ; int numa_scan_seq ; unsigned int numa_scan_period ; unsigned int numa_scan_period_max ; int numa_preferred_nid ; unsigned long numa_migrate_retry ; u64 node_stamp ; u64 last_task_numa_placement ; u64 last_sum_exec_runtime ; struct callback_head numa_work ; struct list_head numa_entry ; struct numa_group *numa_group ; unsigned long *numa_faults ; unsigned long total_numa_faults ; unsigned long numa_faults_locality[3U] ; unsigned long numa_pages_migrated ; 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 int kasan_depth ; int curr_ret_stack ; struct ftrace_ret_stack *ret_stack ; unsigned long long ftrace_timestamp ; atomic_t trace_overrun ; atomic_t tracing_graph_pause ; unsigned long trace ; unsigned long trace_recursion ; struct memcg_oom_info memcg_oom ; struct uprobe_task *utask ; unsigned int sequential_io ; unsigned int sequential_io_avg ; unsigned long task_state_change ; int pagefault_disabled ; }; struct block_device; struct loop_device; 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 __anonstruct____missing_field_name_220 { spinlock_t lock ; int count ; }; union __anonunion____missing_field_name_219 { struct __anonstruct____missing_field_name_220 __annonCompField58 ; }; struct lockref { union __anonunion____missing_field_name_219 __annonCompField59 ; }; struct path; struct vfsmount; struct __anonstruct____missing_field_name_222 { u32 hash ; u32 len ; }; union __anonunion____missing_field_name_221 { struct __anonstruct____missing_field_name_222 __annonCompField60 ; u64 hash_len ; }; struct qstr { union __anonunion____missing_field_name_221 __annonCompField61 ; unsigned char const *name ; }; struct dentry_operations; union __anonunion_d_u_223 { struct hlist_node d_alias ; 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] ; struct lockref d_lockref ; struct dentry_operations const *d_op ; struct super_block *d_sb ; unsigned long d_time ; void *d_fsdata ; struct list_head d_lru ; struct list_head d_child ; struct list_head d_subdirs ; union __anonunion_d_u_223 d_u ; }; struct dentry_operations { int (*d_revalidate)(struct dentry * , unsigned int ) ; int (*d_weak_revalidate)(struct dentry * , unsigned int ) ; int (*d_hash)(struct dentry const * , struct qstr * ) ; int (*d_compare)(struct dentry const * , struct dentry 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 inode *(*d_select_inode)(struct dentry * , unsigned int ) ; }; struct path { struct vfsmount *mnt ; struct dentry *dentry ; }; struct shrink_control { gfp_t gfp_mask ; unsigned long nr_to_scan ; int nid ; struct mem_cgroup *memcg ; }; struct shrinker { unsigned long (*count_objects)(struct shrinker * , struct shrink_control * ) ; unsigned long (*scan_objects)(struct shrinker * , struct shrink_control * ) ; int seeks ; long batch ; unsigned long flags ; struct list_head list ; atomic_long_t *nr_deferred ; }; struct list_lru_one { struct list_head list ; long nr_items ; }; struct list_lru_memcg { struct list_lru_one *lru[0U] ; }; struct list_lru_node { spinlock_t lock ; struct list_lru_one lru ; struct list_lru_memcg *memcg_lrus ; }; struct list_lru { struct list_lru_node *node ; struct list_head list ; }; struct __anonstruct____missing_field_name_227 { struct radix_tree_node *parent ; void *private_data ; }; union __anonunion____missing_field_name_226 { struct __anonstruct____missing_field_name_227 __annonCompField62 ; struct callback_head callback_head ; }; struct radix_tree_node { unsigned int path ; unsigned int count ; union __anonunion____missing_field_name_226 __annonCompField63 ; struct list_head private_list ; void *slots[64U] ; unsigned long tags[3U][1U] ; }; struct radix_tree_root { unsigned int height ; gfp_t gfp_mask ; struct radix_tree_node *rnode ; }; 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 bio_set; struct bio; struct bio_integrity_payload; typedef void bio_end_io_t(struct bio * , int ); struct bio_vec { struct page *bv_page ; unsigned int bv_len ; unsigned int bv_offset ; }; struct bvec_iter { sector_t bi_sector ; unsigned int bi_size ; unsigned int bi_idx ; unsigned int bi_bvec_done ; }; union __anonunion____missing_field_name_230 { struct bio_integrity_payload *bi_integrity ; }; struct bio { struct bio *bi_next ; struct block_device *bi_bdev ; unsigned long bi_flags ; unsigned long bi_rw ; struct bvec_iter bi_iter ; unsigned int bi_phys_segments ; unsigned int bi_seg_front_size ; unsigned int bi_seg_back_size ; atomic_t __bi_remaining ; bio_end_io_t *bi_end_io ; void *bi_private ; struct io_context *bi_ioc ; struct cgroup_subsys_state *bi_css ; union __anonunion____missing_field_name_230 __annonCompField64 ; unsigned short bi_vcnt ; unsigned short bi_max_vecs ; atomic_t __bi_cnt ; struct bio_vec *bi_io_vec ; struct bio_set *bi_pool ; struct bio_vec bi_inline_vecs[0U] ; }; struct bdi_writeback; struct export_operations; struct hd_geometry; struct iovec; struct kiocb; struct poll_table_struct; struct kstatfs; struct swap_info_struct; struct iov_iter; struct vm_fault; 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 dquot; typedef __kernel_uid32_t projid_t; struct __anonstruct_kprojid_t_231 { projid_t val ; }; typedef struct __anonstruct_kprojid_t_231 kprojid_t; enum quota_type { USRQUOTA = 0, GRPQUOTA = 1, PRJQUOTA = 2 } ; typedef long long qsize_t; union __anonunion____missing_field_name_232 { kuid_t uid ; kgid_t gid ; kprojid_t projid ; }; struct kqid { union __anonunion____missing_field_name_232 __annonCompField65 ; 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_max_spc_limit ; qsize_t dqi_max_ino_limit ; 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 * ) ; int (*get_projid)(struct inode * , kprojid_t * ) ; }; struct qc_dqblk { int d_fieldmask ; u64 d_spc_hardlimit ; u64 d_spc_softlimit ; u64 d_ino_hardlimit ; u64 d_ino_softlimit ; u64 d_space ; u64 d_ino_count ; s64 d_ino_timer ; s64 d_spc_timer ; int d_ino_warns ; int d_spc_warns ; u64 d_rt_spc_hardlimit ; u64 d_rt_spc_softlimit ; u64 d_rt_space ; s64 d_rt_spc_timer ; int d_rt_spc_warns ; }; struct qc_type_state { unsigned int flags ; unsigned int spc_timelimit ; unsigned int ino_timelimit ; unsigned int rt_spc_timelimit ; unsigned int spc_warnlimit ; unsigned int ino_warnlimit ; unsigned int rt_spc_warnlimit ; unsigned long long ino ; blkcnt_t blocks ; blkcnt_t nextents ; }; struct qc_state { unsigned int s_incoredqs ; struct qc_type_state s_state[3U] ; }; struct qc_info { int i_fieldmask ; unsigned int i_flags ; unsigned int i_spc_timelimit ; unsigned int i_ino_timelimit ; unsigned int i_rt_spc_timelimit ; unsigned int i_spc_warnlimit ; unsigned int i_ino_warnlimit ; unsigned int i_rt_spc_warnlimit ; }; struct quotactl_ops { int (*quota_on)(struct super_block * , int , int , struct path * ) ; int (*quota_off)(struct super_block * , int ) ; int (*quota_enable)(struct super_block * , unsigned int ) ; int (*quota_disable)(struct super_block * , unsigned int ) ; int (*quota_sync)(struct super_block * , int ) ; int (*set_info)(struct super_block * , int , struct qc_info * ) ; int (*get_dqblk)(struct super_block * , struct kqid , struct qc_dqblk * ) ; int (*set_dqblk)(struct super_block * , struct kqid , struct qc_dqblk * ) ; int (*get_state)(struct super_block * , struct qc_state * ) ; int (*rm_xquota)(struct super_block * , unsigned 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 inode *files[3U] ; struct mem_dqinfo info[3U] ; struct quota_format_ops const *ops[3U] ; }; struct writeback_control; struct kiocb { struct file *ki_filp ; loff_t ki_pos ; void (*ki_complete)(struct kiocb * , long , long ) ; void *private ; int ki_flags ; }; 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 int , unsigned int ) ; int (*releasepage)(struct page * , gfp_t ) ; void (*freepage)(struct page * ) ; ssize_t (*direct_IO)(struct kiocb * , struct iov_iter * , loff_t ) ; int (*migratepage)(struct address_space * , struct page * , struct page * , enum migrate_mode ) ; int (*launder_page)(struct page * ) ; int (*is_partially_uptodate)(struct page * , unsigned long , unsigned long ) ; void (*is_dirty_writeback)(struct page * , bool * , bool * ) ; 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 address_space { struct inode *host ; struct radix_tree_root page_tree ; spinlock_t tree_lock ; atomic_t i_mmap_writable ; struct rb_root i_mmap ; struct rw_semaphore i_mmap_rwsem ; unsigned long nrpages ; unsigned long nrshadows ; unsigned long writeback_index ; struct address_space_operations const *a_ops ; unsigned long flags ; spinlock_t private_lock ; struct list_head private_list ; void *private_data ; }; 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____missing_field_name_235 { unsigned int const i_nlink ; unsigned int __i_nlink ; }; union __anonunion____missing_field_name_236 { struct hlist_head i_dentry ; struct callback_head i_rcu ; }; struct file_lock_context; struct cdev; union __anonunion____missing_field_name_237 { struct pipe_inode_info *i_pipe ; struct block_device *i_bdev ; struct cdev *i_cdev ; char *i_link ; }; 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____missing_field_name_235 __annonCompField66 ; 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 ; unsigned long dirtied_time_when ; struct hlist_node i_hash ; struct list_head i_wb_list ; struct bdi_writeback *i_wb ; int i_wb_frn_winner ; u16 i_wb_frn_avg_time ; u16 i_wb_frn_history ; struct list_head i_lru ; struct list_head i_sb_list ; union __anonunion____missing_field_name_236 __annonCompField67 ; u64 i_version ; atomic_t i_count ; atomic_t i_dio_count ; atomic_t i_writecount ; atomic_t i_readcount ; struct file_operations const *i_fop ; struct file_lock_context *i_flctx ; struct address_space i_data ; struct list_head i_devices ; union __anonunion____missing_field_name_237 __annonCompField68 ; __u32 i_generation ; __u32 i_fsnotify_mask ; struct hlist_head i_fsnotify_marks ; 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_238 { struct llist_node fu_llist ; struct callback_head fu_rcuhead ; }; struct file { union __anonunion_f_u_238 f_u ; struct path f_path ; struct inode *f_inode ; struct file_operations const *f_op ; spinlock_t f_lock ; atomic_long_t f_count ; unsigned int f_flags ; fmode_t f_mode ; struct mutex f_pos_lock ; 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 ; }; typedef void *fl_owner_t; struct file_lock; 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 * ) ; unsigned long (*lm_owner_key)(struct file_lock * ) ; fl_owner_t (*lm_get_owner)(fl_owner_t ) ; void (*lm_put_owner)(fl_owner_t ) ; void (*lm_notify)(struct file_lock * ) ; int (*lm_grant)(struct file_lock * , int ) ; bool (*lm_break)(struct file_lock * ) ; int (*lm_change)(struct file_lock * , int , struct list_head * ) ; void (*lm_setup)(struct file_lock * , void ** ) ; }; 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 fasync_struct; struct __anonstruct_afs_240 { struct list_head link ; int state ; }; union __anonunion_fl_u_239 { struct nfs_lock_info nfs_fl ; struct nfs4_lock_info nfs4_fl ; struct __anonstruct_afs_240 afs ; }; struct file_lock { struct file_lock *fl_next ; struct list_head fl_list ; struct hlist_node fl_link ; struct list_head fl_block ; fl_owner_t fl_owner ; unsigned int fl_flags ; unsigned char fl_type ; unsigned int fl_pid ; int fl_link_cpu ; 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_239 fl_u ; }; struct file_lock_context { spinlock_t flc_lock ; struct list_head flc_flock ; struct list_head flc_posix ; struct list_head flc_lease ; }; 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 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_iflags ; 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_mounts ; struct block_device *s_bdev ; struct backing_dev_info *s_bdi ; struct mtd_info *s_mtd ; struct hlist_node s_instances ; unsigned int s_quota_types ; 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 workqueue_struct *s_dio_done_wq ; struct hlist_head s_pins ; struct list_lru s_dentry_lru ; struct list_lru s_inode_lru ; struct callback_head rcu ; int s_stack_depth ; }; 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 dir_context; struct dir_context { int (*actor)(struct dir_context * , char const * , int , loff_t , u64 , unsigned int ) ; loff_t pos ; }; struct block_device_operations; 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 (*read_iter)(struct kiocb * , struct iov_iter * ) ; ssize_t (*write_iter)(struct kiocb * , struct iov_iter * ) ; int (*iterate)(struct file * , struct dir_context * ) ; 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 (*mremap)(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 ** , void ** ) ; long (*fallocate)(struct file * , int , loff_t , loff_t ) ; void (*show_fdinfo)(struct seq_file * , struct file * ) ; }; struct inode_operations { struct dentry *(*lookup)(struct inode * , struct dentry * , unsigned int ) ; char const *(*follow_link)(struct dentry * , void ** ) ; int (*permission)(struct inode * , int ) ; struct posix_acl *(*get_acl)(struct inode * , int ) ; int (*readlink)(struct dentry * , char * , int ) ; void (*put_link)(struct inode * , 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 * ) ; int (*rename2)(struct inode * , struct dentry * , struct inode * , struct dentry * , unsigned int ) ; 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 * ) ; int (*tmpfile)(struct inode * , struct dentry * , umode_t ) ; int (*set_acl)(struct inode * , struct posix_acl * , 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_super)(struct super_block * ) ; int (*freeze_fs)(struct super_block * ) ; int (*thaw_super)(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 ) ; struct dquot **(*get_dquots)(struct inode * ) ; int (*bdev_try_to_free_page)(struct super_block * , struct page * , gfp_t ) ; long (*nr_cached_objects)(struct super_block * , struct shrink_control * ) ; long (*free_cached_objects)(struct super_block * , struct shrink_control * ) ; }; 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 device_type; struct class; struct klist_node; struct klist_node { void *n_klist ; struct list_head n_node ; struct kref n_ref ; }; struct seq_file { char *buf ; size_t size ; size_t from ; size_t count ; size_t pad_until ; loff_t index ; loff_t read_pos ; u64 version ; struct mutex lock ; struct seq_operations const *op ; int poll_event ; struct user_namespace *user_ns ; 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 pinctrl; struct pinctrl_state; struct dev_pin_info { struct pinctrl *p ; struct pinctrl_state *default_state ; struct pinctrl_state *sleep_state ; struct pinctrl_state *idle_state ; }; struct ratelimit_state { raw_spinlock_t lock ; int interval ; int burst ; int printed ; int missed ; unsigned long begin ; }; struct dma_map_ops; struct dev_archdata { struct dma_map_ops *dma_ops ; void *iommu ; }; struct device_private; struct device_driver; struct driver_private; struct subsys_private; struct bus_type; struct device_node; struct fwnode_handle; struct iommu_ops; struct iommu_group; struct device_attribute; struct bus_type { char const *name ; char const *dev_name ; struct device *dev_root ; struct device_attribute *dev_attrs ; struct attribute_group const **bus_groups ; struct attribute_group const **dev_groups ; struct attribute_group const **drv_groups ; 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 (*online)(struct device * ) ; int (*offline)(struct device * ) ; int (*suspend)(struct device * , pm_message_t ) ; int (*resume)(struct device * ) ; struct dev_pm_ops const *pm ; struct iommu_ops const *iommu_ops ; struct subsys_private *p ; struct lock_class_key lock_key ; }; enum probe_type { PROBE_DEFAULT_STRATEGY = 0, PROBE_PREFER_ASYNCHRONOUS = 1, PROBE_FORCE_SYNCHRONOUS = 2 } ; struct of_device_id; struct acpi_device_id; struct device_driver { char const *name ; struct bus_type *bus ; struct module *owner ; char const *mod_name ; bool suppress_bind_attrs ; enum probe_type probe_type ; struct of_device_id const *of_match_table ; struct acpi_device_id const *acpi_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 class_attribute; struct class { char const *name ; struct module *owner ; struct class_attribute *class_attrs ; struct attribute_group const **dev_groups ; 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 ) ; }; 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 * , kuid_t * , kgid_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 cma; 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 ; void *driver_data ; struct dev_pm_info power ; struct dev_pm_domain *pm_domain ; struct dev_pin_info *pins ; int numa_node ; u64 *dma_mask ; u64 coherent_dma_mask ; unsigned long dma_pfn_offset ; struct device_dma_parameters *dma_parms ; struct list_head dma_pools ; struct dma_coherent_mem *dma_mem ; struct cma *cma_area ; struct dev_archdata archdata ; struct device_node *of_node ; struct fwnode_handle *fwnode ; 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 ; bool offline_disabled ; bool offline ; }; struct wakeup_source { char const *name ; struct list_head entry ; spinlock_t lock ; struct wake_irq *wakeirq ; 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 disk_stats { unsigned long sectors[2U] ; unsigned long ios[2U] ; unsigned long merges[2U] ; unsigned long ticks[2U] ; unsigned long io_ticks ; unsigned long time_in_queue ; }; struct partition_meta_info { char uuid[37U] ; u8 volname[64U] ; }; struct hd_struct { sector_t start_sect ; sector_t nr_sects ; seqcount_t nr_sects_seq ; sector_t alignment_offset ; unsigned int discard_alignment ; struct device __dev ; struct kobject *holder_dir ; int policy ; int partno ; struct partition_meta_info *info ; int make_it_fail ; unsigned long stamp ; atomic_t in_flight[2U] ; struct disk_stats *dkstats ; atomic_t ref ; struct callback_head callback_head ; }; struct disk_part_tbl { struct callback_head callback_head ; int len ; struct hd_struct *last_lookup ; struct hd_struct *part[] ; }; struct disk_events; struct timer_rand_state; struct blk_integrity; struct gendisk { int major ; int first_minor ; int minors ; char disk_name[32U] ; char *(*devnode)(struct gendisk * , umode_t * ) ; unsigned int events ; unsigned int async_events ; struct disk_part_tbl *part_tbl ; struct hd_struct part0 ; struct block_device_operations const *fops ; struct request_queue *queue ; void *private_data ; int flags ; struct device *driverfs_dev ; struct kobject *slave_dir ; struct timer_rand_state *random ; atomic_t sync_io ; struct disk_events *ev ; struct blk_integrity *integrity ; int node_id ; }; struct vm_fault { unsigned int flags ; unsigned long pgoff ; void *virtual_address ; struct page *cow_page ; struct page *page ; unsigned long max_pgoff ; pte_t *pte ; }; 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 * ) ; void (*map_pages)(struct vm_area_struct * , struct vm_fault * ) ; int (*page_mkwrite)(struct vm_area_struct * , struct vm_fault * ) ; int (*pfn_mkwrite)(struct vm_area_struct * , struct vm_fault * ) ; int (*access)(struct vm_area_struct * , unsigned long , void * , int , int ) ; char const *(*name)(struct vm_area_struct * ) ; int (*set_policy)(struct vm_area_struct * , struct mempolicy * ) ; struct mempolicy *(*get_policy)(struct vm_area_struct * , unsigned long ) ; struct page *(*find_special_page)(struct vm_area_struct * , unsigned long ) ; }; struct kvec; struct exception_table_entry { int insn ; int fixup ; }; struct fprop_local_percpu { struct percpu_counter events ; unsigned int period ; raw_spinlock_t lock ; }; typedef int congested_fn(void * , int ); struct bdi_writeback_congested { unsigned long state ; atomic_t refcnt ; struct backing_dev_info *bdi ; int blkcg_id ; struct rb_node rb_node ; }; union __anonunion____missing_field_name_249 { struct work_struct release_work ; struct callback_head rcu ; }; struct bdi_writeback { struct backing_dev_info *bdi ; unsigned long state ; unsigned long last_old_flush ; struct list_head b_dirty ; struct list_head b_io ; struct list_head b_more_io ; struct list_head b_dirty_time ; spinlock_t list_lock ; struct percpu_counter stat[4U] ; struct bdi_writeback_congested *congested ; unsigned long bw_time_stamp ; unsigned long dirtied_stamp ; unsigned long written_stamp ; unsigned long write_bandwidth ; unsigned long avg_write_bandwidth ; unsigned long dirty_ratelimit ; unsigned long balanced_dirty_ratelimit ; struct fprop_local_percpu completions ; int dirty_exceeded ; spinlock_t work_lock ; struct list_head work_list ; struct delayed_work dwork ; struct percpu_ref refcnt ; struct fprop_local_percpu memcg_completions ; struct cgroup_subsys_state *memcg_css ; struct cgroup_subsys_state *blkcg_css ; struct list_head memcg_node ; struct list_head blkcg_node ; union __anonunion____missing_field_name_249 __annonCompField76 ; }; struct backing_dev_info { struct list_head bdi_list ; unsigned long ra_pages ; unsigned int capabilities ; congested_fn *congested_fn ; void *congested_data ; char *name ; unsigned int min_ratio ; unsigned int max_ratio ; unsigned int max_prop_frac ; atomic_long_t tot_write_bandwidth ; struct bdi_writeback wb ; struct radix_tree_root cgwb_tree ; struct rb_root cgwb_congested_tree ; atomic_t usage_cnt ; wait_queue_head_t wb_waitq ; struct device *dev ; struct timer_list laptop_mode_wb_timer ; struct dentry *debug_dir ; struct dentry *debug_stats ; }; typedef void *mempool_alloc_t(gfp_t , void * ); typedef void mempool_free_t(void * , void * ); struct mempool_s { spinlock_t lock ; int min_nr ; int curr_nr ; void **elements ; void *pool_data ; mempool_alloc_t *alloc ; mempool_free_t *free ; wait_queue_head_t wait ; }; typedef struct mempool_s mempool_t; union __anonunion____missing_field_name_250 { struct list_head q_node ; struct kmem_cache *__rcu_icq_cache ; }; union __anonunion____missing_field_name_251 { struct hlist_node ioc_node ; struct callback_head __rcu_head ; }; struct io_cq { struct request_queue *q ; struct io_context *ioc ; union __anonunion____missing_field_name_250 __annonCompField77 ; union __anonunion____missing_field_name_251 __annonCompField78 ; unsigned int flags ; }; struct io_context { atomic_long_t refcount ; atomic_t active_ref ; atomic_t nr_tasks ; spinlock_t lock ; unsigned short ioprio ; int nr_batch_requests ; unsigned long last_waited ; struct radix_tree_root icq_tree ; struct io_cq *icq_hint ; struct hlist_head icq_list ; struct work_struct release_work ; }; struct bio_integrity_payload { struct bio *bip_bio ; struct bvec_iter bip_iter ; bio_end_io_t *bip_end_io ; unsigned short bip_slab ; unsigned short bip_vcnt ; unsigned short bip_max_vcnt ; unsigned short bip_flags ; struct work_struct bip_work ; struct bio_vec *bip_vec ; struct bio_vec bip_inline_vecs[0U] ; }; struct bio_list { struct bio *head ; struct bio *tail ; }; struct bio_set { struct kmem_cache *bio_slab ; unsigned int front_pad ; mempool_t *bio_pool ; mempool_t *bvec_pool ; mempool_t *bio_integrity_pool ; mempool_t *bvec_integrity_pool ; spinlock_t rescue_lock ; struct bio_list rescue_list ; struct work_struct rescue_work ; struct workqueue_struct *rescue_workqueue ; }; struct bsg_class_device { struct device *class_dev ; struct device *parent ; int minor ; struct request_queue *queue ; struct kref ref ; void (*release)(struct device * ) ; }; struct elevator_queue; struct blk_trace; struct request; struct bsg_job; struct blkcg_gq; struct blk_flush_queue; typedef void rq_end_io_fn(struct request * , int ); struct request_list { struct request_queue *q ; struct blkcg_gq *blkg ; int count[2U] ; int starved[2U] ; mempool_t *rq_pool ; wait_queue_head_t wait[2U] ; unsigned int flags ; }; union __anonunion____missing_field_name_252 { struct call_single_data csd ; unsigned long fifo_time ; }; struct blk_mq_ctx; union __anonunion____missing_field_name_253 { struct hlist_node hash ; struct list_head ipi_list ; }; union __anonunion____missing_field_name_254 { struct rb_node rb_node ; void *completion_data ; }; struct __anonstruct_elv_256 { struct io_cq *icq ; void *priv[2U] ; }; struct __anonstruct_flush_257 { unsigned int seq ; struct list_head list ; rq_end_io_fn *saved_end_io ; }; union __anonunion____missing_field_name_255 { struct __anonstruct_elv_256 elv ; struct __anonstruct_flush_257 flush ; }; struct request { struct list_head queuelist ; union __anonunion____missing_field_name_252 __annonCompField79 ; struct request_queue *q ; struct blk_mq_ctx *mq_ctx ; u64 cmd_flags ; unsigned int cmd_type ; unsigned long atomic_flags ; int cpu ; unsigned int __data_len ; sector_t __sector ; struct bio *bio ; struct bio *biotail ; union __anonunion____missing_field_name_253 __annonCompField80 ; union __anonunion____missing_field_name_254 __annonCompField81 ; union __anonunion____missing_field_name_255 __annonCompField82 ; struct gendisk *rq_disk ; struct hd_struct *part ; unsigned long start_time ; struct request_list *rl ; unsigned long long start_time_ns ; unsigned long long io_start_time_ns ; unsigned short nr_phys_segments ; unsigned short nr_integrity_segments ; unsigned short ioprio ; void *special ; int tag ; int errors ; unsigned char __cmd[16U] ; unsigned char *cmd ; unsigned short cmd_len ; unsigned int extra_len ; unsigned int sense_len ; unsigned int resid_len ; void *sense ; unsigned long deadline ; struct list_head timeout_list ; unsigned int timeout ; int retries ; rq_end_io_fn *end_io ; void *end_io_data ; struct request *next_rq ; }; struct elevator_type; typedef int elevator_merge_fn(struct request_queue * , struct request ** , struct bio * ); typedef void elevator_merge_req_fn(struct request_queue * , struct request * , struct request * ); typedef void elevator_merged_fn(struct request_queue * , struct request * , int ); typedef int elevator_allow_merge_fn(struct request_queue * , struct request * , struct bio * ); typedef void elevator_bio_merged_fn(struct request_queue * , struct request * , struct bio * ); typedef int elevator_dispatch_fn(struct request_queue * , int ); typedef void elevator_add_req_fn(struct request_queue * , struct request * ); typedef struct request *elevator_request_list_fn(struct request_queue * , struct request * ); typedef void elevator_completed_req_fn(struct request_queue * , struct request * ); typedef int elevator_may_queue_fn(struct request_queue * , int ); typedef void elevator_init_icq_fn(struct io_cq * ); typedef void elevator_exit_icq_fn(struct io_cq * ); typedef int elevator_set_req_fn(struct request_queue * , struct request * , struct bio * , gfp_t ); typedef void elevator_put_req_fn(struct request * ); typedef void elevator_activate_req_fn(struct request_queue * , struct request * ); typedef void elevator_deactivate_req_fn(struct request_queue * , struct request * ); typedef int elevator_init_fn(struct request_queue * , struct elevator_type * ); typedef void elevator_exit_fn(struct elevator_queue * ); typedef void elevator_registered_fn(struct request_queue * ); struct elevator_ops { elevator_merge_fn *elevator_merge_fn ; elevator_merged_fn *elevator_merged_fn ; elevator_merge_req_fn *elevator_merge_req_fn ; elevator_allow_merge_fn *elevator_allow_merge_fn ; elevator_bio_merged_fn *elevator_bio_merged_fn ; elevator_dispatch_fn *elevator_dispatch_fn ; elevator_add_req_fn *elevator_add_req_fn ; elevator_activate_req_fn *elevator_activate_req_fn ; elevator_deactivate_req_fn *elevator_deactivate_req_fn ; elevator_completed_req_fn *elevator_completed_req_fn ; elevator_request_list_fn *elevator_former_req_fn ; elevator_request_list_fn *elevator_latter_req_fn ; elevator_init_icq_fn *elevator_init_icq_fn ; elevator_exit_icq_fn *elevator_exit_icq_fn ; elevator_set_req_fn *elevator_set_req_fn ; elevator_put_req_fn *elevator_put_req_fn ; elevator_may_queue_fn *elevator_may_queue_fn ; elevator_init_fn *elevator_init_fn ; elevator_exit_fn *elevator_exit_fn ; elevator_registered_fn *elevator_registered_fn ; }; struct elv_fs_entry { struct attribute attr ; ssize_t (*show)(struct elevator_queue * , char * ) ; ssize_t (*store)(struct elevator_queue * , char const * , size_t ) ; }; struct elevator_type { struct kmem_cache *icq_cache ; struct elevator_ops ops ; size_t icq_size ; size_t icq_align ; struct elv_fs_entry *elevator_attrs ; char elevator_name[16U] ; struct module *elevator_owner ; char icq_cache_name[21U] ; struct list_head list ; }; struct elevator_queue { struct elevator_type *type ; void *elevator_data ; struct kobject kobj ; struct mutex sysfs_lock ; unsigned char registered : 1 ; struct hlist_head hash[64U] ; }; typedef void request_fn_proc(struct request_queue * ); typedef void make_request_fn(struct request_queue * , struct bio * ); typedef int prep_rq_fn(struct request_queue * , struct request * ); typedef void unprep_rq_fn(struct request_queue * , struct request * ); struct bvec_merge_data { struct block_device *bi_bdev ; sector_t bi_sector ; unsigned int bi_size ; unsigned long bi_rw ; }; typedef int merge_bvec_fn(struct request_queue * , struct bvec_merge_data * , struct bio_vec * ); typedef void softirq_done_fn(struct request * ); typedef int dma_drain_needed_fn(struct request * ); typedef int lld_busy_fn(struct request_queue * ); typedef int bsg_job_fn(struct bsg_job * ); enum blk_eh_timer_return { BLK_EH_NOT_HANDLED = 0, BLK_EH_HANDLED = 1, BLK_EH_RESET_TIMER = 2 } ; typedef enum blk_eh_timer_return rq_timed_out_fn(struct request * ); struct blk_queue_tag { struct request **tag_index ; unsigned long *tag_map ; int busy ; int max_depth ; int real_max_depth ; atomic_t refcnt ; int alloc_policy ; int next_tag ; }; struct queue_limits { unsigned long bounce_pfn ; unsigned long seg_boundary_mask ; unsigned int max_hw_sectors ; unsigned int chunk_sectors ; unsigned int max_sectors ; unsigned int max_segment_size ; unsigned int physical_block_size ; unsigned int alignment_offset ; unsigned int io_min ; unsigned int io_opt ; unsigned int max_discard_sectors ; unsigned int max_write_same_sectors ; unsigned int discard_granularity ; unsigned int discard_alignment ; unsigned short logical_block_size ; unsigned short max_segments ; unsigned short max_integrity_segments ; unsigned char misaligned ; unsigned char discard_misaligned ; unsigned char cluster ; unsigned char discard_zeroes_data ; unsigned char raid_partial_stripes_expensive ; }; struct blk_mq_ops; struct blk_mq_hw_ctx; struct throtl_data; struct blk_mq_tag_set; struct request_queue { struct list_head queue_head ; struct request *last_merge ; struct elevator_queue *elevator ; int nr_rqs[2U] ; int nr_rqs_elvpriv ; struct request_list root_rl ; request_fn_proc *request_fn ; make_request_fn *make_request_fn ; prep_rq_fn *prep_rq_fn ; unprep_rq_fn *unprep_rq_fn ; merge_bvec_fn *merge_bvec_fn ; softirq_done_fn *softirq_done_fn ; rq_timed_out_fn *rq_timed_out_fn ; dma_drain_needed_fn *dma_drain_needed ; lld_busy_fn *lld_busy_fn ; struct blk_mq_ops *mq_ops ; unsigned int *mq_map ; struct blk_mq_ctx *queue_ctx ; unsigned int nr_queues ; struct blk_mq_hw_ctx **queue_hw_ctx ; unsigned int nr_hw_queues ; sector_t end_sector ; struct request *boundary_rq ; struct delayed_work delay_work ; struct backing_dev_info backing_dev_info ; void *queuedata ; unsigned long queue_flags ; int id ; gfp_t bounce_gfp ; spinlock_t __queue_lock ; spinlock_t *queue_lock ; struct kobject kobj ; struct kobject mq_kobj ; struct device *dev ; int rpm_status ; unsigned int nr_pending ; unsigned long nr_requests ; unsigned int nr_congestion_on ; unsigned int nr_congestion_off ; unsigned int nr_batching ; unsigned int dma_drain_size ; void *dma_drain_buffer ; unsigned int dma_pad_mask ; unsigned int dma_alignment ; struct blk_queue_tag *queue_tags ; struct list_head tag_busy_list ; unsigned int nr_sorted ; unsigned int in_flight[2U] ; unsigned int request_fn_active ; unsigned int rq_timeout ; struct timer_list timeout ; struct list_head timeout_list ; struct list_head icq_list ; unsigned long blkcg_pols[1U] ; struct blkcg_gq *root_blkg ; struct list_head blkg_list ; struct queue_limits limits ; unsigned int sg_timeout ; unsigned int sg_reserved_size ; int node ; struct blk_trace *blk_trace ; unsigned int flush_flags ; unsigned char flush_not_queueable : 1 ; struct blk_flush_queue *fq ; struct list_head requeue_list ; spinlock_t requeue_lock ; struct work_struct requeue_work ; struct mutex sysfs_lock ; int bypass_depth ; atomic_t mq_freeze_depth ; bsg_job_fn *bsg_job_fn ; int bsg_job_size ; struct bsg_class_device bsg_dev ; struct throtl_data *td ; struct callback_head callback_head ; wait_queue_head_t mq_freeze_wq ; struct percpu_ref mq_usage_counter ; struct list_head all_q_node ; struct blk_mq_tag_set *tag_set ; struct list_head tag_set_list ; }; struct req_iterator { struct bvec_iter iter ; struct bio *bio ; }; struct blk_plug { struct list_head list ; struct list_head mq_list ; struct list_head cb_list ; }; struct blk_integrity_iter { void *prot_buf ; void *data_buf ; sector_t seed ; unsigned int data_size ; unsigned short interval ; char const *disk_name ; }; typedef int integrity_processing_fn(struct blk_integrity_iter * ); struct blk_integrity { integrity_processing_fn *generate_fn ; integrity_processing_fn *verify_fn ; unsigned short flags ; unsigned short tuple_size ; unsigned short interval ; unsigned short tag_size ; char const *name ; struct kobject kobj ; }; struct block_device_operations { int (*open)(struct block_device * , fmode_t ) ; void (*release)(struct gendisk * , fmode_t ) ; int (*rw_page)(struct block_device * , sector_t , struct page * , int ) ; int (*ioctl)(struct block_device * , fmode_t , unsigned int , unsigned long ) ; int (*compat_ioctl)(struct block_device * , fmode_t , unsigned int , unsigned long ) ; long (*direct_access)(struct block_device * , sector_t , void ** , unsigned long * , long ) ; unsigned int (*check_events)(struct gendisk * , unsigned int ) ; int (*media_changed)(struct gendisk * ) ; void (*unlock_native_capacity)(struct gendisk * ) ; int (*revalidate_disk)(struct gendisk * ) ; int (*getgeo)(struct block_device * , struct hd_geometry * ) ; void (*swap_slot_free_notify)(struct block_device * , unsigned long ) ; struct module *owner ; }; 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 reclaim_state { unsigned long reclaimed_slab ; }; struct swap_extent { struct list_head list ; unsigned long start_page ; unsigned long nr_pages ; sector_t start_block ; }; struct swap_cluster_info { unsigned int data : 24 ; unsigned char flags ; }; struct percpu_cluster { struct swap_cluster_info index ; unsigned int next ; }; struct swap_info_struct { unsigned long flags ; short prio ; struct plist_node list ; struct plist_node avail_list ; signed char type ; unsigned int max ; unsigned char *swap_map ; struct swap_cluster_info *cluster_info ; struct swap_cluster_info free_cluster_head ; struct swap_cluster_info free_cluster_tail ; unsigned int lowest_bit ; unsigned int highest_bit ; unsigned int pages ; unsigned int inuse_pages ; unsigned int cluster_next ; unsigned int cluster_nr ; struct percpu_cluster *percpu_cluster ; struct swap_extent *curr_swap_extent ; struct swap_extent first_swap_extent ; struct block_device *bdev ; struct file *swap_file ; unsigned int old_block_size ; unsigned long *frontswap_map ; atomic_t frontswap_pages ; spinlock_t lock ; struct work_struct discard_work ; struct swap_cluster_info discard_cluster_head ; struct swap_cluster_info discard_cluster_tail ; }; struct iovec { void *iov_base ; __kernel_size_t iov_len ; }; struct kvec { void *iov_base ; size_t iov_len ; }; union __anonunion____missing_field_name_269 { struct iovec const *iov ; struct kvec const *kvec ; struct bio_vec const *bvec ; }; struct iov_iter { int type ; size_t iov_offset ; size_t count ; union __anonunion____missing_field_name_269 __annonCompField83 ; unsigned long nr_segs ; }; typedef s32 compat_time_t; typedef u16 compat_dev_t; typedef s32 compat_int_t; typedef s32 compat_long_t; typedef u32 compat_ulong_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 ; }; enum writeback_sync_modes { WB_SYNC_NONE = 0, WB_SYNC_ALL = 1 } ; struct writeback_control { long nr_to_write ; long pages_skipped ; loff_t range_start ; loff_t range_end ; enum writeback_sync_modes sync_mode ; unsigned char for_kupdate : 1 ; unsigned char for_background : 1 ; unsigned char tagged_writepages : 1 ; unsigned char for_reclaim : 1 ; unsigned char range_cyclic : 1 ; unsigned char for_sync : 1 ; struct bdi_writeback *wb ; struct inode *inode ; int wb_id ; int wb_lcand_id ; int wb_tcand_id ; size_t wb_bytes ; size_t wb_lcand_bytes ; size_t wb_tcand_bytes ; }; struct pipe_buf_operations; struct pipe_buffer { struct page *page ; unsigned int offset ; unsigned int len ; struct pipe_buf_operations const *ops ; unsigned int flags ; unsigned long private ; }; struct pipe_inode_info { struct mutex mutex ; wait_queue_head_t wait ; unsigned int nrbufs ; unsigned int curbuf ; unsigned int buffers ; unsigned int readers ; unsigned int writers ; unsigned int files ; unsigned int waiting_writers ; unsigned int r_counter ; unsigned int w_counter ; struct page *tmp_page ; struct fasync_struct *fasync_readers ; struct fasync_struct *fasync_writers ; struct pipe_buffer *bufs ; }; struct pipe_buf_operations { int can_merge ; int (*confirm)(struct pipe_inode_info * , struct pipe_buffer * ) ; void (*release)(struct pipe_inode_info * , struct pipe_buffer * ) ; int (*steal)(struct pipe_inode_info * , struct pipe_buffer * ) ; void (*get)(struct pipe_inode_info * , struct pipe_buffer * ) ; }; struct miscdevice { int minor ; char const *name ; struct file_operations const *fops ; struct list_head list ; struct device *parent ; struct device *this_device ; struct attribute_group const **groups ; char const *nodename ; umode_t mode ; }; struct blk_mq_tags; struct blk_mq_cpu_notifier { struct list_head list ; void *data ; int (*notify)(void * , unsigned long , unsigned int ) ; }; struct blk_align_bitmap; struct blk_mq_ctxmap { unsigned int size ; unsigned int bits_per_word ; struct blk_align_bitmap *map ; }; struct __anonstruct____missing_field_name_296 { spinlock_t lock ; struct list_head dispatch ; }; struct blk_mq_hw_ctx { struct __anonstruct____missing_field_name_296 __annonCompField84 ; unsigned long state ; struct delayed_work run_work ; struct delayed_work delay_work ; cpumask_var_t cpumask ; int next_cpu ; int next_cpu_batch ; unsigned long flags ; struct request_queue *queue ; struct blk_flush_queue *fq ; void *driver_data ; struct blk_mq_ctxmap ctx_map ; unsigned int nr_ctx ; struct blk_mq_ctx **ctxs ; atomic_t wait_index ; struct blk_mq_tags *tags ; unsigned long queued ; unsigned long run ; unsigned long dispatched[10U] ; unsigned int numa_node ; unsigned int queue_num ; atomic_t nr_active ; struct blk_mq_cpu_notifier cpu_notifier ; struct kobject kobj ; }; struct blk_mq_tag_set { struct blk_mq_ops *ops ; unsigned int nr_hw_queues ; unsigned int queue_depth ; unsigned int reserved_tags ; unsigned int cmd_size ; int numa_node ; unsigned int timeout ; unsigned int flags ; void *driver_data ; struct blk_mq_tags **tags ; struct mutex tag_list_lock ; struct list_head tag_list ; }; struct blk_mq_queue_data { struct request *rq ; struct list_head *list ; bool last ; }; typedef int queue_rq_fn(struct blk_mq_hw_ctx * , struct blk_mq_queue_data const * ); typedef struct blk_mq_hw_ctx *map_queue_fn(struct request_queue * , int const ); typedef enum blk_eh_timer_return timeout_fn(struct request * , bool ); typedef int init_hctx_fn(struct blk_mq_hw_ctx * , void * , unsigned int ); typedef void exit_hctx_fn(struct blk_mq_hw_ctx * , unsigned int ); typedef int init_request_fn(void * , struct request * , unsigned int , unsigned int , unsigned int ); typedef void exit_request_fn(void * , struct request * , unsigned int , unsigned int ); struct blk_mq_ops { queue_rq_fn *queue_rq ; map_queue_fn *map_queue ; timeout_fn *timeout ; softirq_done_fn *complete ; init_hctx_fn *init_hctx ; exit_hctx_fn *exit_hctx ; init_request_fn *init_request ; exit_request_fn *exit_request ; }; struct loop_info { int lo_number ; __kernel_old_dev_t lo_device ; unsigned long lo_inode ; __kernel_old_dev_t lo_rdevice ; int lo_offset ; int lo_encrypt_type ; int lo_encrypt_key_size ; int lo_flags ; char lo_name[64U] ; unsigned char lo_encrypt_key[32U] ; unsigned long lo_init[2U] ; char reserved[4U] ; }; struct loop_info64 { __u64 lo_device ; __u64 lo_inode ; __u64 lo_rdevice ; __u64 lo_offset ; __u64 lo_sizelimit ; __u32 lo_number ; __u32 lo_encrypt_type ; __u32 lo_encrypt_key_size ; __u32 lo_flags ; __u8 lo_file_name[64U] ; __u8 lo_crypt_name[64U] ; __u8 lo_encrypt_key[32U] ; __u64 lo_init[2U] ; }; struct loop_func_table; struct loop_device { int lo_number ; atomic_t lo_refcnt ; loff_t lo_offset ; loff_t lo_sizelimit ; int lo_flags ; int (*transfer)(struct loop_device * , int , struct page * , unsigned int , struct page * , unsigned int , int , sector_t ) ; char lo_file_name[64U] ; char lo_crypt_name[64U] ; char lo_encrypt_key[32U] ; int lo_encrypt_key_size ; struct loop_func_table *lo_encryption ; __u32 lo_init[2U] ; kuid_t lo_key_owner ; int (*ioctl)(struct loop_device * , int , unsigned long ) ; struct file *lo_backing_file ; struct block_device *lo_device ; unsigned int lo_blocksize ; void *key_data ; gfp_t old_gfp_mask ; spinlock_t lo_lock ; struct workqueue_struct *wq ; struct list_head write_cmd_head ; struct work_struct write_work ; bool write_started ; int lo_state ; struct mutex lo_ctl_mutex ; struct request_queue *lo_queue ; struct blk_mq_tag_set tag_set ; struct gendisk *lo_disk ; }; struct loop_cmd { struct work_struct read_work ; struct request *rq ; struct list_head list ; }; struct loop_func_table { int number ; int (*transfer)(struct loop_device * , int , struct page * , unsigned int , struct page * , unsigned int , int , sector_t ) ; int (*init)(struct loop_device * , struct loop_info64 const * ) ; int (*release)(struct loop_device * ) ; int (*ioctl)(struct loop_device * , int , unsigned long ) ; struct module *owner ; }; struct switch_request { struct file *file ; struct completion wait ; }; struct compat_loop_info { compat_int_t lo_number ; compat_dev_t lo_device ; compat_ulong_t lo_inode ; compat_dev_t lo_rdevice ; compat_int_t lo_offset ; compat_int_t lo_encrypt_type ; compat_int_t lo_encrypt_key_size ; compat_int_t lo_flags ; char lo_name[64U] ; unsigned char lo_encrypt_key[32U] ; compat_ulong_t lo_init[2U] ; char reserved[4U] ; }; typedef bool ldv_func_ret_type; typedef bool ldv_func_ret_type___0; typedef bool ldv_func_ret_type___1; typedef bool ldv_func_ret_type___2; typedef int ldv_func_ret_type___3; typedef int ldv_func_ret_type___4; typedef int ldv_func_ret_type___5; __inline static long ldv__builtin_expect(long exp , long c ) ; __inline static void __read_once_size(void const volatile *p , void *res , int size ) { { switch (size) { case 1: *((__u8 *)res) = *((__u8 volatile *)p); goto ldv_880; case 2: *((__u16 *)res) = *((__u16 volatile *)p); goto ldv_880; case 4: *((__u32 *)res) = *((__u32 volatile *)p); goto ldv_880; case 8: *((__u64 *)res) = *((__u64 volatile *)p); goto ldv_880; default: __asm__ volatile ("": : : "memory"); __builtin_memcpy(res, (void const *)p, (unsigned long )size); __asm__ volatile ("": : : "memory"); } ldv_880: ; return; } } extern struct module __this_module ; __inline static void __set_bit(long nr , unsigned long volatile *addr ) { { __asm__ volatile ("bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); return; } } __inline static void __clear_bit(long nr , unsigned long volatile *addr ) { { __asm__ volatile ("btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); return; } } __inline static int fls(int x ) { int r ; { __asm__ ("bsrl %1,%0": "=r" (r): "rm" (x), "0" (-1)); return (r + 1); } } extern int printk(char const * , ...) ; extern void ___might_sleep(char const * , int , int ) ; extern void __might_fault(char const * , int ) ; extern int sprintf(char * , char const * , ...) ; bool ldv_is_err_or_null(void const *ptr ) ; long ldv_ptr_err(void const *ptr ) ; __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); } } __inline static void __list_splice(struct list_head const *list , struct list_head *prev , struct list_head *next ) { struct list_head *first ; struct list_head *last ; { first = list->next; last = list->prev; first->prev = prev; prev->next = first; last->next = next; next->prev = last; return; } } __inline static void list_splice_init(struct list_head *list , struct list_head *head ) { int tmp ; { tmp = list_empty((struct list_head const *)list); if (tmp == 0) { __list_splice((struct list_head const *)list, head, head->next); INIT_LIST_HEAD(list); } else { } return; } } extern void __bad_percpu_size(void) ; extern void warn_slowpath_fmt(char const * , int const , char const * , ...) ; extern void warn_slowpath_null(char const * , int const ) ; 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_3129; case 2UL: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); goto ldv_3129; case 4UL: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); goto ldv_3129; case 8UL: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); goto ldv_3129; default: __bad_percpu_size(); } ldv_3129: ; return (pfo_ret__); } } extern void *memcpy(void * , void const * , size_t ) ; extern void *memset(void * , int , size_t ) ; extern void *__memmove(void * , void const * , size_t ) ; extern size_t strlen(char const * ) ; __inline static long PTR_ERR(void const *ptr ) ; __inline static bool IS_ERR_OR_NULL(void const *ptr ) ; extern void __xadd_wrong_size(void) ; __inline static int atomic_read(atomic_t const *v ) { int __var ; { __var = 0; return ((int )*((int const volatile *)(& v->counter))); } } __inline static void atomic_set(atomic_t *v , int i ) { { v->counter = i; 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; } } __inline static int atomic_add_return(int i , atomic_t *v ) { int __ret ; { __ret = i; switch (4UL) { case 1UL: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; xaddb %b0, %1\n": "+q" (__ret), "+m" (v->counter): : "memory", "cc"); goto ldv_5659; case 2UL: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; xaddw %w0, %1\n": "+r" (__ret), "+m" (v->counter): : "memory", "cc"); goto ldv_5659; case 4UL: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; xaddl %0, %1\n": "+r" (__ret), "+m" (v->counter): : "memory", "cc"); goto ldv_5659; case 8UL: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; xaddq %q0, %1\n": "+r" (__ret), "+m" (v->counter): : "memory", "cc"); goto ldv_5659; default: __xadd_wrong_size(); } ldv_5659: ; return (__ret + i); } } __inline static int atomic_sub_return(int i , atomic_t *v ) { int tmp ; { tmp = atomic_add_return(- i, v); return (tmp); } } extern int __preempt_count ; __inline static void __preempt_count_add(int val ) { int pao_ID__ ; { pao_ID__ = 0; switch (4UL) { case 1UL: ; if (pao_ID__ == 1) { __asm__ ("incb %%gs:%0": "+m" (__preempt_count)); } else if (pao_ID__ == -1) { __asm__ ("decb %%gs:%0": "+m" (__preempt_count)); } else { __asm__ ("addb %1, %%gs:%0": "+m" (__preempt_count): "qi" (val)); } goto ldv_6059; case 2UL: ; if (pao_ID__ == 1) { __asm__ ("incw %%gs:%0": "+m" (__preempt_count)); } else if (pao_ID__ == -1) { __asm__ ("decw %%gs:%0": "+m" (__preempt_count)); } else { __asm__ ("addw %1, %%gs:%0": "+m" (__preempt_count): "ri" (val)); } goto ldv_6059; case 4UL: ; if (pao_ID__ == 1) { __asm__ ("incl %%gs:%0": "+m" (__preempt_count)); } else if (pao_ID__ == -1) { __asm__ ("decl %%gs:%0": "+m" (__preempt_count)); } else { __asm__ ("addl %1, %%gs:%0": "+m" (__preempt_count): "ri" (val)); } goto ldv_6059; case 8UL: ; if (pao_ID__ == 1) { __asm__ ("incq %%gs:%0": "+m" (__preempt_count)); } else if (pao_ID__ == -1) { __asm__ ("decq %%gs:%0": "+m" (__preempt_count)); } else { __asm__ ("addq %1, %%gs:%0": "+m" (__preempt_count): "re" (val)); } goto ldv_6059; default: __bad_percpu_size(); } ldv_6059: ; return; } } __inline static void __preempt_count_sub(int val ) { int pao_ID__ ; { pao_ID__ = 0; switch (4UL) { case 1UL: ; if (pao_ID__ == 1) { __asm__ ("incb %%gs:%0": "+m" (__preempt_count)); } else if (pao_ID__ == -1) { __asm__ ("decb %%gs:%0": "+m" (__preempt_count)); } else { __asm__ ("addb %1, %%gs:%0": "+m" (__preempt_count): "qi" (- val)); } goto ldv_6071; case 2UL: ; if (pao_ID__ == 1) { __asm__ ("incw %%gs:%0": "+m" (__preempt_count)); } else if (pao_ID__ == -1) { __asm__ ("decw %%gs:%0": "+m" (__preempt_count)); } else { __asm__ ("addw %1, %%gs:%0": "+m" (__preempt_count): "ri" (- val)); } goto ldv_6071; case 4UL: ; if (pao_ID__ == 1) { __asm__ ("incl %%gs:%0": "+m" (__preempt_count)); } else if (pao_ID__ == -1) { __asm__ ("decl %%gs:%0": "+m" (__preempt_count)); } else { __asm__ ("addl %1, %%gs:%0": "+m" (__preempt_count): "ri" (- val)); } goto ldv_6071; case 8UL: ; if (pao_ID__ == 1) { __asm__ ("incq %%gs:%0": "+m" (__preempt_count)); } else if (pao_ID__ == -1) { __asm__ ("decq %%gs:%0": "+m" (__preempt_count)); } else { __asm__ ("addq %1, %%gs:%0": "+m" (__preempt_count): "re" (- val)); } goto ldv_6071; default: __bad_percpu_size(); } ldv_6071: ; return; } } extern void lockdep_init_map(struct lockdep_map * , char const * , struct lock_class_key * , int ) ; 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 void _raw_spin_unlock_irq(raw_spinlock_t * ) ; __inline static raw_spinlock_t *spinlock_check(spinlock_t *lock ) { { return (& lock->__annonCompField18.rlock); } } __inline static void spin_lock_irq(spinlock_t *lock ) { { _raw_spin_lock_irq(& lock->__annonCompField18.rlock); return; } } __inline static void spin_unlock_irq(spinlock_t *lock ) { { _raw_spin_unlock_irq(& lock->__annonCompField18.rlock); return; } } __inline static uid_t __kuid_val(kuid_t uid ) { { return (uid.val); } } __inline static bool uid_eq(kuid_t left , kuid_t right ) { uid_t tmp ; uid_t tmp___0 ; { tmp = __kuid_val(left); tmp___0 = __kuid_val(right); return (tmp == tmp___0); } } extern void __mutex_init(struct mutex * , char const * , struct lock_class_key * ) ; extern void mutex_lock_nested(struct mutex * , unsigned int ) ; extern void mutex_unlock(struct mutex * ) ; extern int debug_lockdep_rcu_enabled(void) ; extern void __init_work(struct work_struct * , int ) ; extern struct workqueue_struct *__alloc_workqueue_key(char const * , unsigned int , int , struct lock_class_key * , char const * , ...) ; extern void destroy_workqueue(struct workqueue_struct * ) ; void ldv_destroy_workqueue_16(struct workqueue_struct *ldv_func_arg1 ) ; extern bool queue_work_on(int , struct workqueue_struct * , struct work_struct * ) ; bool ldv_queue_work_on_5(int ldv_func_arg1 , struct workqueue_struct *ldv_func_arg2 , struct work_struct *ldv_func_arg3 ) ; bool ldv_queue_work_on_7(int ldv_func_arg1 , struct workqueue_struct *ldv_func_arg2 , struct work_struct *ldv_func_arg3 ) ; extern bool queue_delayed_work_on(int , struct workqueue_struct * , struct delayed_work * , unsigned long ) ; bool ldv_queue_delayed_work_on_6(int ldv_func_arg1 , struct workqueue_struct *ldv_func_arg2 , struct delayed_work *ldv_func_arg3 , unsigned long ldv_func_arg4 ) ; bool ldv_queue_delayed_work_on_9(int ldv_func_arg1 , struct workqueue_struct *ldv_func_arg2 , struct delayed_work *ldv_func_arg3 , unsigned long ldv_func_arg4 ) ; extern void flush_workqueue(struct workqueue_struct * ) ; void ldv_flush_workqueue_8(struct workqueue_struct *ldv_func_arg1 ) ; __inline static bool queue_work(struct workqueue_struct *wq , struct work_struct *work ) { bool tmp ; { tmp = ldv_queue_work_on_5(8192, wq, work); return (tmp); } } extern struct page *alloc_pages_current(gfp_t , unsigned int ) ; __inline static struct page *alloc_pages(gfp_t gfp_mask , unsigned int order ) { struct page *tmp ; { tmp = alloc_pages_current(gfp_mask, order); return (tmp); } } extern void __free_pages(struct page * , unsigned int ) ; extern void *idr_find_slowpath(struct idr * , int ) ; extern int idr_alloc(struct idr * , void * , int , int , gfp_t ) ; extern int idr_for_each(struct idr * , int (*)(int , void * , void * ) , void * ) ; extern void idr_remove(struct idr * , int ) ; extern void idr_destroy(struct idr * ) ; __inline static void *idr_find(struct idr *idr , int id ) { struct idr_layer *hint ; struct idr_layer *________p1 ; struct idr_layer *_________p1 ; union __anonunion___u_168 __u ; int tmp ; struct idr_layer *________p1___0 ; struct idr_layer *_________p1___0 ; union __anonunion___u_170 __u___0 ; int tmp___0 ; void *tmp___1 ; { __read_once_size((void const volatile *)(& idr->hint), (void *)(& __u.__c), 8); _________p1 = __u.__val; ________p1 = _________p1; tmp = debug_lockdep_rcu_enabled(); hint = ________p1; if ((unsigned long )hint != (unsigned long )((struct idr_layer *)0) && (id & -256) == hint->prefix) { __read_once_size((void const volatile *)(& hint->ary) + ((unsigned long )id & 255UL), (void *)(& __u___0.__c), 8); _________p1___0 = __u___0.__val; ________p1___0 = _________p1___0; tmp___0 = debug_lockdep_rcu_enabled(); return ((void *)________p1___0); } else { } tmp___1 = idr_find_slowpath(idr, id); return (tmp___1); } } extern int sysfs_create_group(struct kobject * , struct attribute_group const * ) ; extern void sysfs_remove_group(struct kobject * , struct attribute_group const * ) ; extern int kobject_uevent(struct kobject * , enum kobject_action ) ; void ldv___module_get_10(struct module *ldv_func_arg1 ) ; bool ldv_try_module_get_13(struct module *ldv_func_arg1 ) ; void ldv_module_put_11(struct module *ldv_func_arg1 ) ; void ldv_module_put_12(struct module *ldv_func_arg1 ) ; void ldv_module_put_14(struct module *ldv_func_arg1 ) ; void ldv_module_put_15(struct module *ldv_func_arg1 ) ; int ldv_try_module_get(struct module *module ) ; void ldv_module_get(struct module *module ) ; void ldv_module_put(struct module *module ) ; extern bool capable(int ) ; extern int _cond_resched(void) ; 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); } } __inline static void *kzalloc(size_t size , gfp_t flags ) { void *tmp ; { tmp = kmalloc(size, flags | 32768U); return (tmp); } } extern void *malloc(size_t ) ; extern void *calloc(size_t , size_t ) ; extern int __VERIFIER_nondet_int(void) ; extern unsigned long __VERIFIER_nondet_ulong(void) ; extern void *__VERIFIER_nondet_pointer(void) ; extern void __VERIFIER_assume(int ) ; void *ldv_malloc(size_t size ) { void *p ; void *tmp ; int tmp___0 ; { tmp___0 = __VERIFIER_nondet_int(); if (tmp___0 != 0) { return ((void *)0); } else { tmp = malloc(size); p = tmp; __VERIFIER_assume((unsigned long )p != (unsigned long )((void *)0)); return (p); } } } void *ldv_zalloc(size_t size ) { void *p ; void *tmp ; int tmp___0 ; { tmp___0 = __VERIFIER_nondet_int(); if (tmp___0 != 0) { return ((void *)0); } else { tmp = calloc(1UL, size); p = tmp; __VERIFIER_assume((unsigned long )p != (unsigned long )((void *)0)); return (p); } } } void *ldv_init_zalloc(size_t size ) { void *p ; void *tmp ; { tmp = calloc(1UL, size); p = tmp; __VERIFIER_assume((unsigned long )p != (unsigned long )((void *)0)); return (p); } } void *ldv_memset(void *s , int c , size_t n ) { void *tmp ; { tmp = memset(s, c, n); return (tmp); } } int ldv_undef_int(void) { int tmp ; { tmp = __VERIFIER_nondet_int(); return (tmp); } } void *ldv_undef_ptr(void) { void *tmp ; { tmp = __VERIFIER_nondet_pointer(); return (tmp); } } unsigned long ldv_undef_ulong(void) { unsigned long tmp ; { tmp = __VERIFIER_nondet_ulong(); return (tmp); } } __inline static void ldv_stop(void) { { LDV_STOP: ; goto LDV_STOP; } } __inline static long ldv__builtin_expect(long exp , long c ) { { return (exp); } } int ldv_state_variable_8 ; struct work_struct *ldv_work_struct_1_0 ; struct block_device *lo_fops_group0 ; struct loop_device *xor_funcs_group0 ; struct work_struct *ldv_work_struct_1_1 ; int ldv_state_variable_10 ; struct work_struct *ldv_work_struct_1_3 ; struct work_struct *ldv_work_struct_2_1 ; int ldv_work_1_3 ; int ldv_state_variable_6 ; int ldv_state_variable_0 ; int ldv_state_variable_5 ; int ldv_state_variable_2 ; int ldv_work_1_1 ; int ldv_work_2_0 ; int ldv_state_variable_11 ; struct inode *loop_ctl_fops_group1 ; int ldv_work_1_2 ; int LDV_IN_INTERRUPT = 1; struct work_struct *ldv_work_struct_2_3 ; struct work_struct *ldv_work_struct_2_0 ; struct work_struct *ldv_work_struct_1_2 ; int ldv_state_variable_9 ; struct work_struct *ldv_work_struct_2_2 ; int ldv_work_2_2 ; int ldv_state_variable_3 ; int ref_cnt ; int ldv_work_1_0 ; int ldv_state_variable_1 ; int ldv_state_variable_7 ; int ldv_work_2_3 ; int ldv_state_variable_4 ; struct file *loop_ctl_fops_group2 ; int ldv_work_2_1 ; void ldv_initialize_loop_func_table_11(void) ; void ldv_file_operations_3(void) ; void call_and_disable_work_1(struct work_struct *work ) ; void disable_work_2(struct work_struct *work ) ; void disable_work_1(struct work_struct *work ) ; void work_init_2(void) ; void work_init_1(void) ; void call_and_disable_all_2(int state ) ; void call_and_disable_all_1(int state ) ; void invoke_work_1(void) ; void activate_work_2(struct work_struct *work , int state ) ; void ldv_initialize_block_device_operations_5(void) ; void activate_work_1(struct work_struct *work , int state ) ; void call_and_disable_work_2(struct work_struct *work ) ; void invoke_work_2(void) ; __inline static u32 new_encode_dev(dev_t dev ) { unsigned int major ; unsigned int minor ; { major = dev >> 20; minor = dev & 1048575U; return (((minor & 255U) | (major << 8)) | ((minor & 4294967040U) << 12)); } } __inline static u64 huge_encode_dev(dev_t dev ) { u32 tmp ; { tmp = new_encode_dev(dev); return ((u64 )tmp); } } __inline static loff_t i_size_read(struct inode const *inode ) { { return ((loff_t )inode->i_size); } } extern void __sb_end_write(struct super_block * , int ) ; extern int __sb_start_write(struct super_block * , int , bool ) ; __inline static struct inode *file_inode(struct file const *f ) { { return ((struct inode *)f->f_inode); } } extern int register_blkdev(unsigned int , char const * ) ; extern void unregister_blkdev(unsigned int , char const * ) ; extern struct block_device *bdgrab(struct block_device * ) ; extern void bd_set_size(struct block_device * , loff_t ) ; extern void bdput(struct block_device * ) ; extern void invalidate_bdev(struct block_device * ) ; extern int __blkdev_reread_part(struct block_device * ) ; extern int blkdev_reread_part(struct block_device * ) ; extern int vfs_fsync(struct file * , int ) ; __inline static void file_start_write(struct file *file ) { struct inode *tmp ; struct inode *tmp___0 ; { tmp = file_inode((struct file const *)file); if (((int )tmp->i_mode & 61440) != 32768) { return; } else { } tmp___0 = file_inode((struct file const *)file); __sb_start_write(tmp___0->i_sb, 1, 1); return; } } __inline static void file_end_write(struct file *file ) { struct inode *tmp ; struct inode *tmp___0 ; { tmp = file_inode((struct file const *)file); if (((int )tmp->i_mode & 61440) != 32768) { return; } else { } tmp___0 = file_inode((struct file const *)file); __sb_end_write(tmp___0->i_sb, 1); return; } } extern char *file_path(struct file * , char * , int ) ; extern int set_blocksize(struct block_device * , int ) ; extern ssize_t vfs_iter_read(struct file * , struct iov_iter * , loff_t * ) ; extern ssize_t vfs_iter_write(struct file * , struct iov_iter * , loff_t * ) ; extern loff_t noop_llseek(struct file * , loff_t , int ) ; extern int nonseekable_open(struct inode * , struct file * ) ; int ldv_nonseekable_open_20(struct inode *ldv_func_arg1 , struct file *ldv_func_arg2 ) ; extern int vfs_getattr(struct path * , struct kstat * ) ; extern void fput(struct file * ) ; extern struct file *fget(unsigned int ) ; extern int ___ratelimit(struct ratelimit_state * , char const * ) ; extern void add_disk(struct gendisk * ) ; extern void del_gendisk(struct gendisk * ) ; extern void set_device_ro(struct block_device * , int ) ; __inline static sector_t get_capacity(struct gendisk *disk ) { { return (disk->part0.nr_sects); } } __inline static void set_capacity(struct gendisk *disk , sector_t size ) { { disk->part0.nr_sects = size; return; } } extern struct gendisk *alloc_disk(int ) ; extern struct kobject *get_disk(struct gendisk * ) ; extern void put_disk(struct gendisk * ) ; extern void blk_register_region(dev_t , unsigned long , struct module * , struct kobject *(*)(dev_t , int * , void * ) , int (*)(dev_t , void * ) , void * ) ; extern void blk_unregister_region(dev_t , unsigned long ) ; __inline static void *lowmem_page_address(struct page const *page ) { { return ((void *)((unsigned long )((unsigned long long )(((long )page + 24189255811072L) / 64L) << 12) + 0xffff880000000000UL)); } } extern unsigned long _copy_from_user(void * , void const * , unsigned int ) ; extern unsigned long _copy_to_user(void * , void const * , unsigned int ) ; extern void __copy_from_user_overflow(void) ; extern void __copy_to_user_overflow(void) ; __inline static unsigned long copy_from_user(void *to , void const *from , unsigned long n ) { int sz ; unsigned long tmp ; long tmp___0 ; { tmp = __builtin_object_size((void const *)to, 0); sz = (int )tmp; __might_fault("./arch/x86/include/asm/uaccess.h", 697); tmp___0 = ldv__builtin_expect((long )(sz < 0 || (unsigned long )sz >= n), 1L); if (tmp___0 != 0L) { n = _copy_from_user(to, from, (unsigned int )n); } else { __copy_from_user_overflow(); } return (n); } } __inline static unsigned long copy_to_user(void *to , void const *from , unsigned long n ) { int sz ; unsigned long tmp ; long tmp___0 ; { tmp = __builtin_object_size(from, 0); sz = (int )tmp; __might_fault("./arch/x86/include/asm/uaccess.h", 732); tmp___0 = ldv__builtin_expect((long )(sz < 0 || (unsigned long )sz >= n), 1L); if (tmp___0 != 0L) { n = _copy_to_user(to, from, (unsigned int )n); } else { __copy_to_user_overflow(); } return (n); } } __inline static void pagefault_disabled_inc(void) { struct task_struct *tmp ; { tmp = get_current(); tmp->pagefault_disabled = tmp->pagefault_disabled + 1; return; } } __inline static void pagefault_disabled_dec(void) { struct task_struct *tmp ; int __ret_warn_on ; struct task_struct *tmp___0 ; long tmp___1 ; { tmp = get_current(); tmp->pagefault_disabled = tmp->pagefault_disabled - 1; tmp___0 = get_current(); __ret_warn_on = tmp___0->pagefault_disabled < 0; tmp___1 = ldv__builtin_expect(__ret_warn_on != 0, 0L); if (tmp___1 != 0L) { warn_slowpath_null("include/linux/uaccess.h", 15); } else { } ldv__builtin_expect(__ret_warn_on != 0, 0L); return; } } __inline static void pagefault_disable(void) { { pagefault_disabled_inc(); __asm__ volatile ("": : : "memory"); return; } } __inline static void pagefault_enable(void) { { __asm__ volatile ("": : : "memory"); pagefault_disabled_dec(); return; } } __inline static void *kmap_atomic(struct page *page ) { void *tmp ; { __preempt_count_add(1); __asm__ volatile ("": : : "memory"); pagefault_disable(); tmp = lowmem_page_address((struct page const *)page); return (tmp); } } __inline static void __kunmap_atomic(void *addr ) { { pagefault_enable(); __asm__ volatile ("": : : "memory"); __preempt_count_sub(1); return; } } __inline static gfp_t mapping_gfp_mask(struct address_space *mapping ) { { return ((gfp_t )mapping->flags & 33554431U); } } __inline static void mapping_set_gfp_mask(struct address_space *m , gfp_t mask ) { { m->flags = (m->flags & 0xfffffffffe000000UL) | (unsigned long )mask; return; } } __inline static void bvec_iter_advance(struct bio_vec *bv , struct bvec_iter *iter , unsigned int bytes ) { bool __warned ; int __ret_warn_once ; int __ret_warn_on ; long tmp ; long tmp___0 ; long tmp___1 ; unsigned int len ; unsigned int _min1 ; unsigned int _min2 ; unsigned int _min1___0 ; unsigned int _min2___0 ; { __ret_warn_once = iter->bi_size < bytes; tmp___1 = ldv__builtin_expect(__ret_warn_once != 0, 0L); if (tmp___1 != 0L) { __ret_warn_on = ! __warned; tmp = ldv__builtin_expect(__ret_warn_on != 0, 0L); if (tmp != 0L) { warn_slowpath_fmt("include/linux/bio.h", 211, "Attempted to advance past end of bvec iter\n"); } else { } tmp___0 = ldv__builtin_expect(__ret_warn_on != 0, 0L); if (tmp___0 != 0L) { __warned = 1; } else { } } else { } ldv__builtin_expect(__ret_warn_once != 0, 0L); goto ldv_30740; ldv_30739: _min1 = bytes; _min1___0 = iter->bi_size; _min2___0 = (bv + (unsigned long )iter->bi_idx)->bv_len - iter->bi_bvec_done; _min2 = _min1___0 < _min2___0 ? _min1___0 : _min2___0; len = _min1 < _min2 ? _min1 : _min2; bytes = bytes - len; iter->bi_size = iter->bi_size - len; iter->bi_bvec_done = iter->bi_bvec_done + len; if (iter->bi_bvec_done == (bv + (unsigned long )iter->bi_idx)->bv_len) { iter->bi_bvec_done = 0U; iter->bi_idx = iter->bi_idx + 1U; } else { } ldv_30740: ; if (bytes != 0U) { goto ldv_30739; } else { } return; } } __inline static void bio_advance_iter(struct bio *bio , struct bvec_iter *iter , unsigned int bytes ) { { iter->bi_sector = iter->bi_sector + (sector_t )(bytes >> 9); if (((unsigned long long )bio->bi_rw & 640ULL) != 0ULL) { iter->bi_size = iter->bi_size - bytes; } else { bvec_iter_advance(bio->bi_io_vec, iter, bytes); } return; } } extern void zero_fill_bio(struct bio * ) ; __inline static void queue_flag_set_unlocked(unsigned int flag , struct request_queue *q ) { { __set_bit((long )flag, (unsigned long volatile *)(& q->queue_flags)); return; } } __inline static void queue_flag_clear_unlocked(unsigned int flag , struct request_queue *q ) { { __clear_bit((long )flag, (unsigned long volatile *)(& q->queue_flags)); return; } } __inline static sector_t blk_rq_pos(struct request const *rq ) { { return ((sector_t )rq->__sector); } } __inline static unsigned int blk_rq_bytes(struct request const *rq ) { { return ((unsigned int )rq->__data_len); } } extern void blk_cleanup_queue(struct request_queue * ) ; extern void blk_queue_flush(struct request_queue * , unsigned int ) ; extern void iov_iter_bvec(struct iov_iter * , int , struct bio_vec const * , unsigned long , size_t ) ; __inline static void *compat_ptr(compat_uptr_t uptr ) { { return ((void *)((unsigned long )uptr)); } } extern int misc_register(struct miscdevice * ) ; int ldv_misc_register_17(struct miscdevice *misc ) ; extern int misc_deregister(struct miscdevice * ) ; int ldv_misc_deregister_18(struct miscdevice *misc ) ; int ldv_misc_deregister_19(struct miscdevice *misc ) ; extern struct request_queue *blk_mq_init_queue(struct blk_mq_tag_set * ) ; extern int blk_mq_alloc_tag_set(struct blk_mq_tag_set * ) ; extern void blk_mq_free_tag_set(struct blk_mq_tag_set * ) ; extern struct blk_mq_hw_ctx *blk_mq_map_queue(struct request_queue * , int const ) ; extern void blk_mq_start_request(struct request * ) ; extern void blk_mq_complete_request(struct request * ) ; extern void blk_mq_freeze_queue(struct request_queue * ) ; extern void blk_mq_unfreeze_queue(struct request_queue * ) ; __inline static void *blk_mq_rq_to_pdu(struct request *rq ) { { return ((void *)rq + 1U); } } int loop_register_transfer(struct loop_func_table *funcs ) ; int loop_unregister_transfer(int number ) ; static struct idr loop_index_idr = {0, 0, 0, 0, {{{{{0}}, 3735899821U, 4294967295U, (void *)-1, {0, {0, 0}, "loop_index_idr.lock", 0, 0UL}}}}, 0, 0}; static struct mutex loop_index_mutex = {{1}, {{{{{0}}, 3735899821U, 4294967295U, (void *)-1, {0, {0, 0}, "loop_index_mutex.wait_lock", 0, 0UL}}}}, {& loop_index_mutex.wait_list, & loop_index_mutex.wait_list}, 0, (void *)(& loop_index_mutex), {0, {0, 0}, "loop_index_mutex", 0, 0UL}}; static int max_part ; static int part_shift ; static int transfer_xor(struct loop_device *lo , int cmd , struct page *raw_page , unsigned int raw_off , struct page *loop_page , unsigned int loop_off , int size , sector_t real_block ) { char *raw_buf ; void *tmp ; char *loop_buf ; void *tmp___0 ; char *in ; char *out ; char *key ; int i ; int keysize ; char *tmp___1 ; char *tmp___2 ; { tmp = kmap_atomic(raw_page); raw_buf = (char *)tmp + (unsigned long )raw_off; tmp___0 = kmap_atomic(loop_page); loop_buf = (char *)tmp___0 + (unsigned long )loop_off; if (cmd == 0) { in = raw_buf; out = loop_buf; } else { in = loop_buf; out = raw_buf; } key = (char *)(& lo->lo_encrypt_key); keysize = lo->lo_encrypt_key_size; i = 0; goto ldv_35988; ldv_35987: tmp___1 = out; out = out + 1; tmp___2 = in; in = in + 1; *tmp___1 = (char )((int )((signed char )*tmp___2) ^ (int )((signed char )*(key + (unsigned long )((i & 511) % keysize)))); i = i + 1; ldv_35988: ; if (i < size) { goto ldv_35987; } else { } __kunmap_atomic((void *)loop_buf); __kunmap_atomic((void *)raw_buf); ___might_sleep("/work/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--08_1a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/10780/dscv_tempdir/dscv/ri/08_1a/drivers/block/loop.c", 114, 0); _cond_resched(); return (0); } } static int xor_init(struct loop_device *lo , struct loop_info64 const *info ) { long tmp ; { tmp = ldv__builtin_expect((unsigned int )info->lo_encrypt_key_size == 0U, 0L); if (tmp != 0L) { return (-22); } else { } return (0); } } static struct loop_func_table none_funcs = {0, 0, 0, 0, 0, 0}; static struct loop_func_table xor_funcs = {1, & transfer_xor, & xor_init, 0, 0, 0}; static struct loop_func_table *xfer_funcs[20U] = { & none_funcs, & xor_funcs}; static loff_t get_size(loff_t offset , loff_t sizelimit , struct file *file ) { loff_t loopsize ; { loopsize = i_size_read((struct inode const *)(file->f_mapping)->host); if (offset > 0LL) { loopsize = loopsize - offset; } else { } if (loopsize < 0LL) { return (0LL); } else { } if (sizelimit > 0LL && sizelimit < loopsize) { loopsize = sizelimit; } else { } return (loopsize >> 9); } } static loff_t get_loop_size(struct loop_device *lo , struct file *file ) { loff_t tmp ; { tmp = get_size(lo->lo_offset, lo->lo_sizelimit, file); return (tmp); } } static int figure_loop_size(struct loop_device *lo , loff_t offset , loff_t sizelimit ) { loff_t size ; loff_t tmp ; sector_t x ; struct block_device *bdev ; long tmp___0 ; sector_t tmp___1 ; { tmp = get_size(offset, sizelimit, lo->lo_backing_file); size = tmp; x = (unsigned long )size; bdev = lo->lo_device; tmp___0 = ldv__builtin_expect((long long )x != size, 0L); if (tmp___0 != 0L) { return (-27); } else { } if (lo->lo_offset != offset) { lo->lo_offset = offset; } else { } if (lo->lo_sizelimit != sizelimit) { lo->lo_sizelimit = sizelimit; } else { } set_capacity(lo->lo_disk, x); tmp___1 = get_capacity(bdev->bd_disk); bd_set_size(bdev, (long long )tmp___1 << 9); kobject_uevent(& (bdev->bd_disk)->part0.__dev.kobj, 2); return (0); } } __inline static int lo_do_transfer(struct loop_device *lo , int cmd , struct page *rpage , unsigned int roffs , struct page *lpage , unsigned int loffs , int size , sector_t rblock ) { int ret ; long tmp ; struct ratelimit_state _rs ; int tmp___0 ; { ret = (*(lo->transfer))(lo, cmd, rpage, roffs, lpage, loffs, size, rblock); tmp = ldv__builtin_expect(ret == 0, 1L); if (tmp != 0L) { return (0); } else { } _rs.lock.raw_lock.val.counter = 0; _rs.lock.magic = 3735899821U; _rs.lock.owner_cpu = 4294967295U; _rs.lock.owner = (void *)-1; _rs.lock.dep_map.key = 0; _rs.lock.dep_map.class_cache[0] = 0; _rs.lock.dep_map.class_cache[1] = 0; _rs.lock.dep_map.name = "_rs.lock"; _rs.lock.dep_map.cpu = 0; _rs.lock.dep_map.ip = 0UL; _rs.interval = 1250; _rs.burst = 10; _rs.printed = 0; _rs.missed = 0; _rs.begin = 0UL; tmp___0 = ___ratelimit(& _rs, "lo_do_transfer"); if (tmp___0 != 0) { printk("\vloop: Transfer error at byte offset %llu, length %i.\n", (unsigned long long )rblock << 9, size); } else { } return (ret); } } static int lo_write_bvec(struct file *file , struct bio_vec *bvec , loff_t *ppos ) { struct iov_iter i ; ssize_t bw ; long tmp ; struct ratelimit_state _rs ; int tmp___0 ; { iov_iter_bvec(& i, 4, (struct bio_vec const *)bvec, 1UL, (size_t )bvec->bv_len); file_start_write(file); bw = vfs_iter_write(file, & i, ppos); file_end_write(file); tmp = ldv__builtin_expect((ssize_t )bvec->bv_len == bw, 1L); if (tmp != 0L) { return (0); } else { } _rs.lock.raw_lock.val.counter = 0; _rs.lock.magic = 3735899821U; _rs.lock.owner_cpu = 4294967295U; _rs.lock.owner = (void *)-1; _rs.lock.dep_map.key = 0; _rs.lock.dep_map.class_cache[0] = 0; _rs.lock.dep_map.class_cache[1] = 0; _rs.lock.dep_map.name = "_rs.lock"; _rs.lock.dep_map.cpu = 0; _rs.lock.dep_map.ip = 0UL; _rs.interval = 1250; _rs.burst = 10; _rs.printed = 0; _rs.missed = 0; _rs.begin = 0UL; tmp___0 = ___ratelimit(& _rs, "lo_write_bvec"); if (tmp___0 != 0) { printk("\vloop: Write error at byte offset %llu, length %i.\n", (unsigned long long )*ppos, bvec->bv_len); } else { } if (bw >= 0L) { bw = -5L; } else { } return ((int )bw); } } static int lo_write_simple(struct loop_device *lo , struct request *rq , loff_t pos ) { struct bio_vec bvec ; struct req_iterator iter ; int ret ; struct bio_vec __constr_expr_0 ; unsigned int _min1 ; unsigned int _min2 ; { ret = 0; if ((unsigned long )rq->bio != (unsigned long )((struct bio *)0)) { iter.bio = rq->bio; goto ldv_36057; ldv_36056: iter.iter = (iter.bio)->bi_iter; goto ldv_36055; ldv_36054: ret = lo_write_bvec(lo->lo_backing_file, & bvec, & pos); if (ret < 0) { goto ldv_36052; } else { } ___might_sleep("/work/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--08_1a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/10780/dscv_tempdir/dscv/ri/08_1a/drivers/block/loop.c", 238, 0); _cond_resched(); bio_advance_iter(iter.bio, & iter.iter, bvec.bv_len); ldv_36055: ; if (iter.iter.bi_size != 0U) { _min1 = iter.iter.bi_size; _min2 = ((iter.bio)->bi_io_vec + (unsigned long )iter.iter.bi_idx)->bv_len - iter.iter.bi_bvec_done; __constr_expr_0.bv_page = ((iter.bio)->bi_io_vec + (unsigned long )iter.iter.bi_idx)->bv_page; __constr_expr_0.bv_len = _min1 < _min2 ? _min1 : _min2; __constr_expr_0.bv_offset = ((iter.bio)->bi_io_vec + (unsigned long )iter.iter.bi_idx)->bv_offset + iter.iter.bi_bvec_done; bvec = __constr_expr_0; goto ldv_36054; } else { } ldv_36052: iter.bio = (iter.bio)->bi_next; ldv_36057: ; if ((unsigned long )iter.bio != (unsigned long )((struct bio *)0)) { goto ldv_36056; } else { } } else { } return (ret); } } static int lo_write_transfer(struct loop_device *lo , struct request *rq , loff_t pos ) { struct bio_vec bvec ; struct bio_vec b ; struct req_iterator iter ; struct page *page ; int ret ; long tmp ; long tmp___0 ; struct bio_vec __constr_expr_0 ; unsigned int _min1 ; unsigned int _min2 ; { ret = 0; page = alloc_pages(16U, 0U); tmp = ldv__builtin_expect((unsigned long )page == (unsigned long )((struct page *)0), 0L); if (tmp != 0L) { return (-12); } else { } if ((unsigned long )rq->bio != (unsigned long )((struct bio *)0)) { iter.bio = rq->bio; goto ldv_36077; ldv_36076: iter.iter = (iter.bio)->bi_iter; goto ldv_36075; ldv_36074: ret = lo_do_transfer(lo, 1, page, 0U, bvec.bv_page, bvec.bv_offset, (int )bvec.bv_len, (sector_t )(pos >> 9)); tmp___0 = ldv__builtin_expect(ret != 0, 0L); if (tmp___0 != 0L) { goto ldv_36073; } else { } b.bv_page = page; b.bv_offset = 0U; b.bv_len = bvec.bv_len; ret = lo_write_bvec(lo->lo_backing_file, & b, & pos); if (ret < 0) { goto ldv_36073; } else { } bio_advance_iter(iter.bio, & iter.iter, bvec.bv_len); ldv_36075: ; if (iter.iter.bi_size != 0U) { _min1 = iter.iter.bi_size; _min2 = ((iter.bio)->bi_io_vec + (unsigned long )iter.iter.bi_idx)->bv_len - iter.iter.bi_bvec_done; __constr_expr_0.bv_page = ((iter.bio)->bi_io_vec + (unsigned long )iter.iter.bi_idx)->bv_page; __constr_expr_0.bv_len = _min1 < _min2 ? _min1 : _min2; __constr_expr_0.bv_offset = ((iter.bio)->bi_io_vec + (unsigned long )iter.iter.bi_idx)->bv_offset + iter.iter.bi_bvec_done; bvec = __constr_expr_0; goto ldv_36074; } else { } ldv_36073: iter.bio = (iter.bio)->bi_next; ldv_36077: ; if ((unsigned long )iter.bio != (unsigned long )((struct bio *)0)) { goto ldv_36076; } else { } } else { } __free_pages(page, 0U); return (ret); } } static int lo_read_simple(struct loop_device *lo , struct request *rq , loff_t pos ) { struct bio_vec bvec ; struct req_iterator iter ; struct iov_iter i ; ssize_t len ; struct bio *bio ; struct bio_vec __constr_expr_0 ; unsigned int _min1 ; unsigned int _min2 ; { if ((unsigned long )rq->bio != (unsigned long )((struct bio *)0)) { iter.bio = rq->bio; goto ldv_36101; ldv_36100: iter.iter = (iter.bio)->bi_iter; goto ldv_36099; ldv_36098: iov_iter_bvec(& i, 4, (struct bio_vec const *)(& bvec), 1UL, (size_t )bvec.bv_len); len = vfs_iter_read(lo->lo_backing_file, & i, & pos); if (len < 0L) { return ((int )len); } else { } if ((ssize_t )bvec.bv_len != len) { if ((unsigned long )rq->bio != (unsigned long )((struct bio *)0)) { bio = rq->bio; goto ldv_36094; ldv_36093: zero_fill_bio(bio); bio = bio->bi_next; ldv_36094: ; if ((unsigned long )bio != (unsigned long )((struct bio *)0)) { goto ldv_36093; } else { } } else { } goto ldv_36096; } else { } ___might_sleep("/work/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--08_1a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/10780/dscv_tempdir/dscv/ri/08_1a/drivers/block/loop.c", 302, 0); _cond_resched(); bio_advance_iter(iter.bio, & iter.iter, bvec.bv_len); ldv_36099: ; if (iter.iter.bi_size != 0U) { _min1 = iter.iter.bi_size; _min2 = ((iter.bio)->bi_io_vec + (unsigned long )iter.iter.bi_idx)->bv_len - iter.iter.bi_bvec_done; __constr_expr_0.bv_page = ((iter.bio)->bi_io_vec + (unsigned long )iter.iter.bi_idx)->bv_page; __constr_expr_0.bv_len = _min1 < _min2 ? _min1 : _min2; __constr_expr_0.bv_offset = ((iter.bio)->bi_io_vec + (unsigned long )iter.iter.bi_idx)->bv_offset + iter.iter.bi_bvec_done; bvec = __constr_expr_0; goto ldv_36098; } else { } ldv_36096: iter.bio = (iter.bio)->bi_next; ldv_36101: ; if ((unsigned long )iter.bio != (unsigned long )((struct bio *)0)) { goto ldv_36100; } else { } } else { } return (0); } } static int lo_read_transfer(struct loop_device *lo , struct request *rq , loff_t pos ) { struct bio_vec bvec ; struct bio_vec b ; struct req_iterator iter ; struct iov_iter i ; struct page *page ; ssize_t len ; int ret ; long tmp ; loff_t offset ; struct bio *bio ; struct bio_vec __constr_expr_0 ; unsigned int _min1 ; unsigned int _min2 ; { ret = 0; page = alloc_pages(16U, 0U); tmp = ldv__builtin_expect((unsigned long )page == (unsigned long )((struct page *)0), 0L); if (tmp != 0L) { return (-12); } else { } if ((unsigned long )rq->bio != (unsigned long )((struct bio *)0)) { iter.bio = rq->bio; goto ldv_36129; ldv_36128: iter.iter = (iter.bio)->bi_iter; goto ldv_36127; ldv_36126: offset = pos; b.bv_page = page; b.bv_offset = 0U; b.bv_len = bvec.bv_len; iov_iter_bvec(& i, 4, (struct bio_vec const *)(& b), 1UL, (size_t )b.bv_len); len = vfs_iter_read(lo->lo_backing_file, & i, & pos); if (len < 0L) { ret = (int )len; goto out_free_page; } else { } ret = lo_do_transfer(lo, 0, page, 0U, bvec.bv_page, bvec.bv_offset, (int )len, (sector_t )(offset >> 9)); if (ret != 0) { goto out_free_page; } else { } if ((ssize_t )bvec.bv_len != len) { if ((unsigned long )rq->bio != (unsigned long )((struct bio *)0)) { bio = rq->bio; goto ldv_36123; ldv_36122: zero_fill_bio(bio); bio = bio->bi_next; ldv_36123: ; if ((unsigned long )bio != (unsigned long )((struct bio *)0)) { goto ldv_36122; } else { } } else { } goto ldv_36125; } else { } bio_advance_iter(iter.bio, & iter.iter, bvec.bv_len); ldv_36127: ; if (iter.iter.bi_size != 0U) { _min1 = iter.iter.bi_size; _min2 = ((iter.bio)->bi_io_vec + (unsigned long )iter.iter.bi_idx)->bv_len - iter.iter.bi_bvec_done; __constr_expr_0.bv_page = ((iter.bio)->bi_io_vec + (unsigned long )iter.iter.bi_idx)->bv_page; __constr_expr_0.bv_len = _min1 < _min2 ? _min1 : _min2; __constr_expr_0.bv_offset = ((iter.bio)->bi_io_vec + (unsigned long )iter.iter.bi_idx)->bv_offset + iter.iter.bi_bvec_done; bvec = __constr_expr_0; goto ldv_36126; } else { } ldv_36125: iter.bio = (iter.bio)->bi_next; ldv_36129: ; if ((unsigned long )iter.bio != (unsigned long )((struct bio *)0)) { goto ldv_36128; } else { } } else { } ret = 0; out_free_page: __free_pages(page, 0U); return (ret); } } static int lo_discard(struct loop_device *lo , struct request *rq , loff_t pos ) { struct file *file ; int mode ; int ret ; unsigned int tmp ; long tmp___0 ; long tmp___1 ; { file = lo->lo_backing_file; mode = 3; if ((unsigned long )(file->f_op)->fallocate == (unsigned long )((long (*/* const */)(struct file * , int , loff_t , loff_t ))0) || lo->lo_encrypt_key_size != 0) { ret = -95; goto out; } else { } tmp = blk_rq_bytes((struct request const *)rq); tmp___0 = (*((file->f_op)->fallocate))(file, mode, pos, (loff_t )tmp); ret = (int )tmp___0; tmp___1 = ldv__builtin_expect((long )((ret != 0 && ret != -22) && ret != -95), 0L); if (tmp___1 != 0L) { ret = -5; } else { } out: ; return (ret); } } static int lo_req_flush(struct loop_device *lo , struct request *rq ) { struct file *file ; int ret ; int tmp ; long tmp___0 ; { file = lo->lo_backing_file; tmp = vfs_fsync(file, 0); ret = tmp; tmp___0 = ldv__builtin_expect((long )(ret != 0 && ret != -22), 0L); if (tmp___0 != 0L) { ret = -5; } else { } return (ret); } } static int do_req_filebacked(struct loop_device *lo , struct request *rq ) { loff_t pos ; int ret ; sector_t tmp ; { tmp = blk_rq_pos((struct request const *)rq); pos = ((long long )tmp << 9) + lo->lo_offset; if ((int )rq->cmd_flags & 1) { if ((rq->cmd_flags & 8192ULL) != 0ULL) { ret = lo_req_flush(lo, rq); } else if ((rq->cmd_flags & 128ULL) != 0ULL) { ret = lo_discard(lo, rq, pos); } else if ((unsigned long )lo->transfer != (unsigned long )((int (*)(struct loop_device * , int , struct page * , unsigned int , struct page * , unsigned int , int , sector_t ))0)) { ret = lo_write_transfer(lo, rq, pos); } else { ret = lo_write_simple(lo, rq, pos); } } else if ((unsigned long )lo->transfer != (unsigned long )((int (*)(struct loop_device * , int , struct page * , unsigned int , struct page * , unsigned int , int , sector_t ))0)) { ret = lo_read_transfer(lo, rq, pos); } else { ret = lo_read_simple(lo, rq, pos); } return (ret); } } static void do_loop_switch(struct loop_device *lo , struct switch_request *p ) { struct file *file ; struct file *old_file ; struct address_space *mapping ; { file = p->file; old_file = lo->lo_backing_file; if ((unsigned long )file == (unsigned long )((struct file *)0)) { return; } else { } mapping = file->f_mapping; mapping_set_gfp_mask(old_file->f_mapping, lo->old_gfp_mask); lo->lo_backing_file = file; lo->lo_blocksize = ((int )(mapping->host)->i_mode & 61440) == 24576 ? ((mapping->host)->__annonCompField68.i_bdev)->bd_block_size : 4096U; lo->old_gfp_mask = mapping_gfp_mask(mapping); mapping_set_gfp_mask(mapping, lo->old_gfp_mask & 4294967103U); return; } } static int loop_switch(struct loop_device *lo , struct file *file ) { struct switch_request w ; { w.file = file; blk_mq_freeze_queue(lo->lo_queue); do_loop_switch(lo, & w); blk_mq_unfreeze_queue(lo->lo_queue); return (0); } } static int loop_flush(struct loop_device *lo ) { int tmp ; { tmp = loop_switch(lo, (struct file *)0); return (tmp); } } static void loop_reread_partitions(struct loop_device *lo , struct block_device *bdev ) { int rc ; int tmp ; { tmp = atomic_read((atomic_t const *)(& lo->lo_refcnt)); if (tmp == 0) { rc = __blkdev_reread_part(bdev); } else { rc = blkdev_reread_part(bdev); } if (rc != 0) { printk("\f%s: partition scan of loop%d (%s) failed (rc=%d)\n", "loop_reread_partitions", lo->lo_number, (char *)(& lo->lo_file_name), rc); } else { } return; } } static int loop_change_fd(struct loop_device *lo , struct block_device *bdev , unsigned int arg ) { struct file *file ; struct file *old_file ; struct inode *inode ; int error ; loff_t tmp ; loff_t tmp___0 ; { error = -6; if (lo->lo_state != 1) { goto out; } else { } error = -22; if ((lo->lo_flags & 1) == 0) { goto out; } else { } error = -9; file = fget(arg); if ((unsigned long )file == (unsigned long )((struct file *)0)) { goto out; } else { } inode = (file->f_mapping)->host; old_file = lo->lo_backing_file; error = -22; if (((int )inode->i_mode & 61440) != 32768 && ((int )inode->i_mode & 61440) != 24576) { goto out_putf; } else { } tmp = get_loop_size(lo, file); tmp___0 = get_loop_size(lo, old_file); if (tmp != tmp___0) { goto out_putf; } else { } error = loop_switch(lo, file); if (error != 0) { goto out_putf; } else { } fput(old_file); if ((lo->lo_flags & 8) != 0) { loop_reread_partitions(lo, bdev); } else { } return (0); out_putf: fput(file); out: ; return (error); } } __inline static int is_loop_device(struct file *file ) { struct inode *i ; { i = (file->f_mapping)->host; return (((unsigned long )i != (unsigned long )((struct inode *)0) && ((int )i->i_mode & 61440) == 24576) && i->i_rdev >> 20 == 7U); } } static ssize_t loop_attr_show(struct device *dev , char *page , ssize_t (*callback)(struct loop_device * , char * ) ) { struct gendisk *disk ; struct device const *__mptr ; struct loop_device *lo ; ssize_t tmp ; { __mptr = (struct device const *)dev; disk = (struct gendisk *)__mptr + 0xffffffffffffff60UL; lo = (struct loop_device *)disk->private_data; tmp = (*callback)(lo, page); return (tmp); } } static ssize_t loop_attr_backing_file_show(struct loop_device *lo , char *buf ) { ssize_t ret ; char *p ; size_t tmp ; ssize_t tmp___0 ; bool tmp___1 ; { p = (char *)0; spin_lock_irq(& lo->lo_lock); if ((unsigned long )lo->lo_backing_file != (unsigned long )((struct file *)0)) { p = file_path(lo->lo_backing_file, buf, 4095); } else { } spin_unlock_irq(& lo->lo_lock); tmp___1 = IS_ERR_OR_NULL((void const *)p); if ((int )tmp___1) { ret = PTR_ERR((void const *)p); } else { tmp = strlen((char const *)p); ret = (ssize_t )tmp; __memmove((void *)buf, (void const *)p, (size_t )ret); tmp___0 = ret; ret = ret + 1L; *(buf + (unsigned long )tmp___0) = 10; *(buf + (unsigned long )ret) = 0; } return (ret); } } static ssize_t loop_attr_offset_show(struct loop_device *lo , char *buf ) { int tmp ; { tmp = sprintf(buf, "%llu\n", (unsigned long long )lo->lo_offset); return ((ssize_t )tmp); } } static ssize_t loop_attr_sizelimit_show(struct loop_device *lo , char *buf ) { int tmp ; { tmp = sprintf(buf, "%llu\n", (unsigned long long )lo->lo_sizelimit); return ((ssize_t )tmp); } } static ssize_t loop_attr_autoclear_show(struct loop_device *lo , char *buf ) { int autoclear ; int tmp ; { autoclear = lo->lo_flags & 4; tmp = sprintf(buf, "%s\n", autoclear != 0 ? (char *)"1" : (char *)"0"); return ((ssize_t )tmp); } } static ssize_t loop_attr_partscan_show(struct loop_device *lo , char *buf ) { int partscan ; int tmp ; { partscan = lo->lo_flags & 8; tmp = sprintf(buf, "%s\n", partscan != 0 ? (char *)"1" : (char *)"0"); return ((ssize_t )tmp); } } static ssize_t loop_attr_do_show_backing_file(struct device *d , struct device_attribute *attr , char *b ) { ssize_t tmp ; { tmp = loop_attr_show(d, b, & loop_attr_backing_file_show); return (tmp); } } static struct device_attribute loop_attr_backing_file = {{"backing_file", 292U, (_Bool)0, 0, {{{(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}}}}, & loop_attr_do_show_backing_file, (ssize_t (*)(struct device * , struct device_attribute * , char const * , size_t ))0}; static ssize_t loop_attr_do_show_offset(struct device *d , struct device_attribute *attr , char *b ) { ssize_t tmp ; { tmp = loop_attr_show(d, b, & loop_attr_offset_show); return (tmp); } } static struct device_attribute loop_attr_offset = {{"offset", 292U, (_Bool)0, 0, {{{(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}}}}, & loop_attr_do_show_offset, (ssize_t (*)(struct device * , struct device_attribute * , char const * , size_t ))0}; static ssize_t loop_attr_do_show_sizelimit(struct device *d , struct device_attribute *attr , char *b ) { ssize_t tmp ; { tmp = loop_attr_show(d, b, & loop_attr_sizelimit_show); return (tmp); } } static struct device_attribute loop_attr_sizelimit = {{"sizelimit", 292U, (_Bool)0, 0, {{{(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}}}}, & loop_attr_do_show_sizelimit, (ssize_t (*)(struct device * , struct device_attribute * , char const * , size_t ))0}; static ssize_t loop_attr_do_show_autoclear(struct device *d , struct device_attribute *attr , char *b ) { ssize_t tmp ; { tmp = loop_attr_show(d, b, & loop_attr_autoclear_show); return (tmp); } } static struct device_attribute loop_attr_autoclear = {{"autoclear", 292U, (_Bool)0, 0, {{{(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}}}}, & loop_attr_do_show_autoclear, (ssize_t (*)(struct device * , struct device_attribute * , char const * , size_t ))0}; static ssize_t loop_attr_do_show_partscan(struct device *d , struct device_attribute *attr , char *b ) { ssize_t tmp ; { tmp = loop_attr_show(d, b, & loop_attr_partscan_show); return (tmp); } } static struct device_attribute loop_attr_partscan = {{"partscan", 292U, (_Bool)0, 0, {{{(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}}}}, & loop_attr_do_show_partscan, (ssize_t (*)(struct device * , struct device_attribute * , char const * , size_t ))0}; static struct attribute *loop_attrs[6U] = { & loop_attr_backing_file.attr, & loop_attr_offset.attr, & loop_attr_sizelimit.attr, & loop_attr_autoclear.attr, & loop_attr_partscan.attr, (struct attribute *)0}; static struct attribute_group loop_attribute_group = {"loop", 0, (struct attribute **)(& loop_attrs), 0}; static int loop_sysfs_init(struct loop_device *lo ) { int tmp ; { tmp = sysfs_create_group(& (lo->lo_disk)->part0.__dev.kobj, (struct attribute_group const *)(& loop_attribute_group)); return (tmp); } } static void loop_sysfs_exit(struct loop_device *lo ) { { sysfs_remove_group(& (lo->lo_disk)->part0.__dev.kobj, (struct attribute_group const *)(& loop_attribute_group)); return; } } static void loop_config_discard(struct loop_device *lo ) { struct file *file ; struct inode *inode ; struct request_queue *q ; { file = lo->lo_backing_file; inode = (file->f_mapping)->host; q = lo->lo_queue; if ((unsigned long )(file->f_op)->fallocate == (unsigned long )((long (*/* const */)(struct file * , int , loff_t , loff_t ))0) || lo->lo_encrypt_key_size != 0) { q->limits.discard_granularity = 0U; q->limits.discard_alignment = 0U; q->limits.max_discard_sectors = 0U; q->limits.discard_zeroes_data = 0U; queue_flag_clear_unlocked(14U, q); return; } else { } q->limits.discard_granularity = (unsigned int )(inode->i_sb)->s_blocksize; q->limits.discard_alignment = 0U; q->limits.max_discard_sectors = 8388607U; q->limits.discard_zeroes_data = 1U; queue_flag_set_unlocked(14U, q); return; } } static int loop_set_fd(struct loop_device *lo , fmode_t mode , struct block_device *bdev , unsigned int arg ) { struct file *file ; struct file *f ; struct inode *inode ; struct address_space *mapping ; unsigned int lo_blocksize ; int lo_flags ; int error ; loff_t size ; struct loop_device *l ; int tmp ; struct lock_class_key __key ; char const *__lock_name ; struct workqueue_struct *tmp___0 ; { lo_flags = 0; ldv___module_get_10(& __this_module); error = -9; file = fget(arg); if ((unsigned long )file == (unsigned long )((struct file *)0)) { goto out; } else { } error = -16; if (lo->lo_state != 0) { goto out_putf; } else { } f = file; goto ldv_36373; ldv_36372: ; if ((unsigned long )((f->f_mapping)->host)->__annonCompField68.i_bdev == (unsigned long )bdev) { goto out_putf; } else { } l = (struct loop_device *)((((f->f_mapping)->host)->__annonCompField68.i_bdev)->bd_disk)->private_data; if (l->lo_state == 0) { error = -22; goto out_putf; } else { } f = l->lo_backing_file; ldv_36373: tmp = is_loop_device(f); if (tmp != 0) { goto ldv_36372; } else { } mapping = file->f_mapping; inode = mapping->host; error = -22; if (((int )inode->i_mode & 61440) != 32768 && ((int )inode->i_mode & 61440) != 24576) { goto out_putf; } else { } if (((file->f_mode & 2U) == 0U || (mode & 2U) == 0U) || (unsigned long )(file->f_op)->write_iter == (unsigned long )((ssize_t (*/* const */)(struct kiocb * , struct iov_iter * ))0)) { lo_flags = lo_flags | 1; } else { } lo_blocksize = ((int )inode->i_mode & 61440) == 24576 ? (inode->__annonCompField68.i_bdev)->bd_block_size : 4096U; error = -27; size = get_loop_size(lo, file); error = -12; __lock_name = "\"kloopd%d\"lo->lo_number"; tmp___0 = __alloc_workqueue_key("kloopd%d", 26U, 16, & __key, __lock_name, lo->lo_number); lo->wq = tmp___0; if ((unsigned long )lo->wq == (unsigned long )((struct workqueue_struct *)0)) { goto out_putf; } else { } error = 0; set_device_ro(bdev, lo_flags & 1); lo->lo_blocksize = lo_blocksize; lo->lo_device = bdev; lo->lo_flags = lo_flags; lo->lo_backing_file = file; lo->transfer = (int (*)(struct loop_device * , int , struct page * , unsigned int , struct page * , unsigned int , int , sector_t ))0; lo->ioctl = (int (*)(struct loop_device * , int , unsigned long ))0; lo->lo_sizelimit = 0LL; lo->old_gfp_mask = mapping_gfp_mask(mapping); mapping_set_gfp_mask(mapping, lo->old_gfp_mask & 4294967103U); if ((lo_flags & 1) == 0 && (unsigned long )(file->f_op)->fsync != (unsigned long )((int (*/* const */)(struct file * , loff_t , loff_t , int ))0)) { blk_queue_flush(lo->lo_queue, 8192U); } else { } set_capacity(lo->lo_disk, (sector_t )size); bd_set_size(bdev, size << 9); loop_sysfs_init(lo); kobject_uevent(& (bdev->bd_disk)->part0.__dev.kobj, 2); set_blocksize(bdev, (int )lo_blocksize); lo->lo_state = 1; if (part_shift != 0) { lo->lo_flags = lo->lo_flags | 8; } else { } if ((lo->lo_flags & 8) != 0) { loop_reread_partitions(lo, bdev); } else { } bdgrab(bdev); return (0); out_putf: fput(file); out: ldv_module_put_11(& __this_module); return (error); } } static int loop_release_xfer(struct loop_device *lo ) { int err ; struct loop_func_table *xfer ; { err = 0; xfer = lo->lo_encryption; if ((unsigned long )xfer != (unsigned long )((struct loop_func_table *)0)) { if ((unsigned long )xfer->release != (unsigned long )((int (*)(struct loop_device * ))0)) { err = (*(xfer->release))(lo); } else { } lo->transfer = (int (*)(struct loop_device * , int , struct page * , unsigned int , struct page * , unsigned int , int , sector_t ))0; lo->lo_encryption = (struct loop_func_table *)0; ldv_module_put_12(xfer->owner); } else { } return (err); } } static int loop_init_xfer(struct loop_device *lo , struct loop_func_table *xfer , struct loop_info64 const *i ) { int err ; struct module *owner ; bool tmp ; int tmp___0 ; { err = 0; if ((unsigned long )xfer != (unsigned long )((struct loop_func_table *)0)) { owner = xfer->owner; tmp = ldv_try_module_get_13(owner); if (tmp) { tmp___0 = 0; } else { tmp___0 = 1; } if (tmp___0) { return (-22); } else { } if ((unsigned long )xfer->init != (unsigned long )((int (*)(struct loop_device * , struct loop_info64 const * ))0)) { err = (*(xfer->init))(lo, i); } else { } if (err != 0) { ldv_module_put_14(owner); } else { lo->lo_encryption = xfer; } } else { } return (err); } } static int loop_clr_fd(struct loop_device *lo ) { struct file *filp ; gfp_t gfp ; struct block_device *bdev ; int tmp ; { filp = lo->lo_backing_file; gfp = lo->old_gfp_mask; bdev = lo->lo_device; if (lo->lo_state != 1) { return (-6); } else { } tmp = atomic_read((atomic_t const *)(& lo->lo_refcnt)); if (tmp > 1) { lo->lo_flags = lo->lo_flags | 4; mutex_unlock(& lo->lo_ctl_mutex); return (0); } else { } if ((unsigned long )filp == (unsigned long )((struct file *)0)) { return (-22); } else { } blk_mq_freeze_queue(lo->lo_queue); spin_lock_irq(& lo->lo_lock); lo->lo_state = 2; lo->lo_backing_file = (struct file *)0; spin_unlock_irq(& lo->lo_lock); loop_release_xfer(lo); lo->transfer = (int (*)(struct loop_device * , int , struct page * , unsigned int , struct page * , unsigned int , int , sector_t ))0; lo->ioctl = (int (*)(struct loop_device * , int , unsigned long ))0; lo->lo_device = (struct block_device *)0; lo->lo_encryption = (struct loop_func_table *)0; lo->lo_offset = 0LL; lo->lo_sizelimit = 0LL; lo->lo_encrypt_key_size = 0; memset((void *)(& lo->lo_encrypt_key), 0, 32UL); memset((void *)(& lo->lo_crypt_name), 0, 64UL); memset((void *)(& lo->lo_file_name), 0, 64UL); if ((unsigned long )bdev != (unsigned long )((struct block_device *)0)) { bdput(bdev); invalidate_bdev(bdev); } else { } set_capacity(lo->lo_disk, 0UL); loop_sysfs_exit(lo); if ((unsigned long )bdev != (unsigned long )((struct block_device *)0)) { bd_set_size(bdev, 0LL); kobject_uevent(& (bdev->bd_disk)->part0.__dev.kobj, 2); } else { } mapping_set_gfp_mask(filp->f_mapping, gfp); lo->lo_state = 0; ldv_module_put_15(& __this_module); blk_mq_unfreeze_queue(lo->lo_queue); if ((lo->lo_flags & 8) != 0 && (unsigned long )bdev != (unsigned long )((struct block_device *)0)) { loop_reread_partitions(lo, bdev); } else { } lo->lo_flags = 0; if (part_shift == 0) { (lo->lo_disk)->flags = (lo->lo_disk)->flags | 512; } else { } ldv_destroy_workqueue_16(lo->wq); lo->wq = (struct workqueue_struct *)0; mutex_unlock(& lo->lo_ctl_mutex); fput(filp); return (0); } } static int loop_set_status(struct loop_device *lo , struct loop_info64 const *info ) { int err ; struct loop_func_table *xfer ; kuid_t uid ; int tmp ; struct task_struct *tmp___0 ; bool tmp___1 ; int tmp___2 ; bool tmp___3 ; int tmp___4 ; unsigned int type ; int tmp___5 ; { tmp = debug_lockdep_rcu_enabled(); tmp___0 = get_current(); uid = (tmp___0->cred)->uid; if (lo->lo_encrypt_key_size != 0) { tmp___1 = uid_eq(lo->lo_key_owner, uid); if (tmp___1) { tmp___2 = 0; } else { tmp___2 = 1; } if (tmp___2) { tmp___3 = capable(21); if (tmp___3) { tmp___4 = 0; } else { tmp___4 = 1; } if (tmp___4) { return (-1); } else { } } else { } } else { } if (lo->lo_state != 1) { return (-6); } else { } if ((unsigned int )info->lo_encrypt_key_size > 32U) { return (-22); } else { } err = loop_release_xfer(lo); if (err != 0) { return (err); } else { } if ((unsigned int )info->lo_encrypt_type != 0U) { type = info->lo_encrypt_type; if (type > 19U) { return (-22); } else { } xfer = xfer_funcs[type]; if ((unsigned long )xfer == (unsigned long )((struct loop_func_table *)0)) { return (-22); } else { } } else { xfer = (struct loop_func_table *)0; } err = loop_init_xfer(lo, xfer, info); if (err != 0) { return (err); } else { } if ((unsigned long long )lo->lo_offset != (unsigned long long )info->lo_offset || (unsigned long long )lo->lo_sizelimit != (unsigned long long )info->lo_sizelimit) { tmp___5 = figure_loop_size(lo, (loff_t )info->lo_offset, (loff_t )info->lo_sizelimit); if (tmp___5 != 0) { return (-27); } else { } } else { } loop_config_discard(lo); memcpy((void *)(& lo->lo_file_name), (void const *)(& info->lo_file_name), 64UL); memcpy((void *)(& lo->lo_crypt_name), (void const *)(& info->lo_crypt_name), 64UL); lo->lo_file_name[63] = 0; lo->lo_crypt_name[63] = 0; if ((unsigned long )xfer == (unsigned long )((struct loop_func_table *)0)) { xfer = & none_funcs; } else { } lo->transfer = xfer->transfer; lo->ioctl = xfer->ioctl; if ((((unsigned int )lo->lo_flags ^ (unsigned int )info->lo_flags) & 4U) != 0U) { lo->lo_flags = lo->lo_flags ^ 4; } else { } if (((unsigned int )info->lo_flags & 8U) != 0U && (lo->lo_flags & 8) == 0) { lo->lo_flags = lo->lo_flags | 8; (lo->lo_disk)->flags = (lo->lo_disk)->flags & -513; loop_reread_partitions(lo, lo->lo_device); } else { } lo->lo_encrypt_key_size = (int )info->lo_encrypt_key_size; lo->lo_init[0] = (__u32 )info->lo_init[0]; lo->lo_init[1] = (__u32 )info->lo_init[1]; if ((unsigned int )info->lo_encrypt_key_size != 0U) { memcpy((void *)(& lo->lo_encrypt_key), (void const *)(& info->lo_encrypt_key), (size_t )info->lo_encrypt_key_size); lo->lo_key_owner = uid; } else { } return (0); } } static int loop_get_status(struct loop_device *lo , struct loop_info64 *info ) { struct file *file ; struct kstat stat ; int error ; bool tmp ; { file = lo->lo_backing_file; if (lo->lo_state != 1) { return (-6); } else { } error = vfs_getattr(& file->f_path, & stat); if (error != 0) { return (error); } else { } memset((void *)info, 0, 232UL); info->lo_number = (__u32 )lo->lo_number; info->lo_device = huge_encode_dev(stat.dev); info->lo_inode = stat.ino; info->lo_rdevice = huge_encode_dev((unsigned long )lo->lo_device != (unsigned long )((struct block_device *)0) ? stat.rdev : stat.dev); info->lo_offset = (__u64 )lo->lo_offset; info->lo_sizelimit = (__u64 )lo->lo_sizelimit; info->lo_flags = (__u32 )lo->lo_flags; memcpy((void *)(& info->lo_file_name), (void const *)(& lo->lo_file_name), 64UL); memcpy((void *)(& info->lo_crypt_name), (void const *)(& lo->lo_crypt_name), 64UL); info->lo_encrypt_type = (unsigned long )lo->lo_encryption != (unsigned long )((struct loop_func_table *)0) ? (__u32 )(lo->lo_encryption)->number : 0U; if (lo->lo_encrypt_key_size != 0) { tmp = capable(21); if ((int )tmp) { info->lo_encrypt_key_size = (__u32 )lo->lo_encrypt_key_size; memcpy((void *)(& info->lo_encrypt_key), (void const *)(& lo->lo_encrypt_key), (size_t )lo->lo_encrypt_key_size); } else { } } else { } return (0); } } static void loop_info64_from_old(struct loop_info const *info , struct loop_info64 *info64 ) { { memset((void *)info64, 0, 232UL); info64->lo_number = (__u32 )info->lo_number; info64->lo_device = (__u64 )info->lo_device; info64->lo_inode = (__u64 )info->lo_inode; info64->lo_rdevice = (__u64 )info->lo_rdevice; info64->lo_offset = (__u64 )info->lo_offset; info64->lo_sizelimit = 0ULL; info64->lo_encrypt_type = (__u32 )info->lo_encrypt_type; info64->lo_encrypt_key_size = (__u32 )info->lo_encrypt_key_size; info64->lo_flags = (__u32 )info->lo_flags; info64->lo_init[0] = (__u64 )info->lo_init[0]; info64->lo_init[1] = (__u64 )info->lo_init[1]; if ((int )info->lo_encrypt_type == 18) { memcpy((void *)(& info64->lo_crypt_name), (void const *)(& info->lo_name), 64UL); } else { memcpy((void *)(& info64->lo_file_name), (void const *)(& info->lo_name), 64UL); } memcpy((void *)(& info64->lo_encrypt_key), (void const *)(& info->lo_encrypt_key), 32UL); return; } } static int loop_info64_to_old(struct loop_info64 const *info64 , struct loop_info *info ) { { memset((void *)info, 0, 168UL); info->lo_number = (int )info64->lo_number; info->lo_device = (__kernel_old_dev_t )info64->lo_device; info->lo_inode = (unsigned long )info64->lo_inode; info->lo_rdevice = (__kernel_old_dev_t )info64->lo_rdevice; info->lo_offset = (int )info64->lo_offset; info->lo_encrypt_type = (int )info64->lo_encrypt_type; info->lo_encrypt_key_size = (int )info64->lo_encrypt_key_size; info->lo_flags = (int )info64->lo_flags; info->lo_init[0] = (unsigned long )info64->lo_init[0]; info->lo_init[1] = (unsigned long )info64->lo_init[1]; if (info->lo_encrypt_type == 18) { memcpy((void *)(& info->lo_name), (void const *)(& info64->lo_crypt_name), 64UL); } else { memcpy((void *)(& info->lo_name), (void const *)(& info64->lo_file_name), 64UL); } memcpy((void *)(& info->lo_encrypt_key), (void const *)(& info64->lo_encrypt_key), 32UL); if ((((unsigned long long )info->lo_device != (unsigned long long )info64->lo_device || (unsigned long long )info->lo_rdevice != (unsigned long long )info64->lo_rdevice) || (unsigned long long )info->lo_inode != (unsigned long long )info64->lo_inode) || (unsigned long long )info->lo_offset != (unsigned long long )info64->lo_offset) { return (-75); } else { } return (0); } } static int loop_set_status_old(struct loop_device *lo , struct loop_info const *arg ) { struct loop_info info ; struct loop_info64 info64 ; unsigned long tmp ; int tmp___0 ; { tmp = copy_from_user((void *)(& info), (void const *)arg, 168UL); if (tmp != 0UL) { return (-14); } else { } loop_info64_from_old((struct loop_info const *)(& info), & info64); tmp___0 = loop_set_status(lo, (struct loop_info64 const *)(& info64)); return (tmp___0); } } static int loop_set_status64(struct loop_device *lo , struct loop_info64 const *arg ) { struct loop_info64 info64 ; unsigned long tmp ; int tmp___0 ; { tmp = copy_from_user((void *)(& info64), (void const *)arg, 232UL); if (tmp != 0UL) { return (-14); } else { } tmp___0 = loop_set_status(lo, (struct loop_info64 const *)(& info64)); return (tmp___0); } } static int loop_get_status_old(struct loop_device *lo , struct loop_info *arg ) { struct loop_info info ; struct loop_info64 info64 ; int err ; unsigned long tmp ; { err = 0; if ((unsigned long )arg == (unsigned long )((struct loop_info *)0)) { err = -22; } else { } if (err == 0) { err = loop_get_status(lo, & info64); } else { } if (err == 0) { err = loop_info64_to_old((struct loop_info64 const *)(& info64), & info); } else { } if (err == 0) { tmp = copy_to_user((void *)arg, (void const *)(& info), 168UL); if (tmp != 0UL) { err = -14; } else { } } else { } return (err); } } static int loop_get_status64(struct loop_device *lo , struct loop_info64 *arg ) { struct loop_info64 info64 ; int err ; unsigned long tmp ; { err = 0; if ((unsigned long )arg == (unsigned long )((struct loop_info64 *)0)) { err = -22; } else { } if (err == 0) { err = loop_get_status(lo, & info64); } else { } if (err == 0) { tmp = copy_to_user((void *)arg, (void const *)(& info64), 232UL); if (tmp != 0UL) { err = -14; } else { } } else { } return (err); } } static int loop_set_capacity(struct loop_device *lo , struct block_device *bdev ) { long tmp ; int tmp___0 ; { tmp = ldv__builtin_expect(lo->lo_state != 1, 0L); if (tmp != 0L) { return (-6); } else { } tmp___0 = figure_loop_size(lo, lo->lo_offset, lo->lo_sizelimit); return (tmp___0); } } static int lo_ioctl(struct block_device *bdev , fmode_t mode , unsigned int cmd , unsigned long arg ) { struct loop_device *lo ; int err ; bool tmp ; bool tmp___0 ; bool tmp___1 ; int tmp___2 ; { lo = (struct loop_device *)(bdev->bd_disk)->private_data; mutex_lock_nested(& lo->lo_ctl_mutex, 1U); switch (cmd) { case 19456U: err = loop_set_fd(lo, mode, bdev, (unsigned int )arg); goto ldv_36458; case 19462U: err = loop_change_fd(lo, bdev, (unsigned int )arg); goto ldv_36458; case 19457U: err = loop_clr_fd(lo); if (err == 0) { goto out_unlocked; } else { } goto ldv_36458; case 19458U: err = -1; if ((mode & 2U) != 0U) { err = loop_set_status_old(lo, (struct loop_info const *)arg); } else { tmp = capable(21); if ((int )tmp) { err = loop_set_status_old(lo, (struct loop_info const *)arg); } else { } } goto ldv_36458; case 19459U: err = loop_get_status_old(lo, (struct loop_info *)arg); goto ldv_36458; case 19460U: err = -1; if ((mode & 2U) != 0U) { err = loop_set_status64(lo, (struct loop_info64 const *)arg); } else { tmp___0 = capable(21); if ((int )tmp___0) { err = loop_set_status64(lo, (struct loop_info64 const *)arg); } else { } } goto ldv_36458; case 19461U: err = loop_get_status64(lo, (struct loop_info64 *)arg); goto ldv_36458; case 19463U: err = -1; if ((mode & 2U) != 0U) { err = loop_set_capacity(lo, bdev); } else { tmp___1 = capable(21); if ((int )tmp___1) { err = loop_set_capacity(lo, bdev); } else { } } goto ldv_36458; default: ; if ((unsigned long )lo->ioctl != (unsigned long )((int (*)(struct loop_device * , int , unsigned long ))0)) { tmp___2 = (*(lo->ioctl))(lo, (int )cmd, arg); err = tmp___2; } else { err = -22; } } ldv_36458: mutex_unlock(& lo->lo_ctl_mutex); out_unlocked: ; return (err); } } static int loop_info64_from_compat(struct compat_loop_info const *arg , struct loop_info64 *info64 ) { struct compat_loop_info info ; unsigned long tmp ; { tmp = copy_from_user((void *)(& info), (void const *)arg, 140UL); if (tmp != 0UL) { return (-14); } else { } memset((void *)info64, 0, 232UL); info64->lo_number = (__u32 )info.lo_number; info64->lo_device = (__u64 )info.lo_device; info64->lo_inode = (__u64 )info.lo_inode; info64->lo_rdevice = (__u64 )info.lo_rdevice; info64->lo_offset = (__u64 )info.lo_offset; info64->lo_sizelimit = 0ULL; info64->lo_encrypt_type = (__u32 )info.lo_encrypt_type; info64->lo_encrypt_key_size = (__u32 )info.lo_encrypt_key_size; info64->lo_flags = (__u32 )info.lo_flags; info64->lo_init[0] = (__u64 )info.lo_init[0]; info64->lo_init[1] = (__u64 )info.lo_init[1]; if (info.lo_encrypt_type == 18) { memcpy((void *)(& info64->lo_crypt_name), (void const *)(& info.lo_name), 64UL); } else { memcpy((void *)(& info64->lo_file_name), (void const *)(& info.lo_name), 64UL); } memcpy((void *)(& info64->lo_encrypt_key), (void const *)(& info.lo_encrypt_key), 32UL); return (0); } } static int loop_info64_to_compat(struct loop_info64 const *info64 , struct compat_loop_info *arg ) { struct compat_loop_info info ; unsigned long tmp ; { memset((void *)(& info), 0, 140UL); info.lo_number = (compat_int_t )info64->lo_number; info.lo_device = (compat_dev_t )info64->lo_device; info.lo_inode = (compat_ulong_t )info64->lo_inode; info.lo_rdevice = (compat_dev_t )info64->lo_rdevice; info.lo_offset = (compat_int_t )info64->lo_offset; info.lo_encrypt_type = (compat_int_t )info64->lo_encrypt_type; info.lo_encrypt_key_size = (compat_int_t )info64->lo_encrypt_key_size; info.lo_flags = (compat_int_t )info64->lo_flags; info.lo_init[0] = (compat_ulong_t )info64->lo_init[0]; info.lo_init[1] = (compat_ulong_t )info64->lo_init[1]; if (info.lo_encrypt_type == 18) { memcpy((void *)(& info.lo_name), (void const *)(& info64->lo_crypt_name), 64UL); } else { memcpy((void *)(& info.lo_name), (void const *)(& info64->lo_file_name), 64UL); } memcpy((void *)(& info.lo_encrypt_key), (void const *)(& info64->lo_encrypt_key), 32UL); if ((((((unsigned long long )info.lo_device != (unsigned long long )info64->lo_device || (unsigned long long )info.lo_rdevice != (unsigned long long )info64->lo_rdevice) || (unsigned long long )info.lo_inode != (unsigned long long )info64->lo_inode) || (unsigned long long )info.lo_offset != (unsigned long long )info64->lo_offset) || (unsigned long long )info.lo_init[0] != info64->lo_init[0]) || (unsigned long long )info.lo_init[1] != info64->lo_init[1]) { return (-75); } else { } tmp = copy_to_user((void *)arg, (void const *)(& info), 140UL); if (tmp != 0UL) { return (-14); } else { } return (0); } } static int loop_set_status_compat(struct loop_device *lo , struct compat_loop_info const *arg ) { struct loop_info64 info64 ; int ret ; int tmp ; { ret = loop_info64_from_compat(arg, & info64); if (ret < 0) { return (ret); } else { } tmp = loop_set_status(lo, (struct loop_info64 const *)(& info64)); return (tmp); } } static int loop_get_status_compat(struct loop_device *lo , struct compat_loop_info *arg ) { struct loop_info64 info64 ; int err ; { err = 0; if ((unsigned long )arg == (unsigned long )((struct compat_loop_info *)0)) { err = -22; } else { } if (err == 0) { err = loop_get_status(lo, & info64); } else { } if (err == 0) { err = loop_info64_to_compat((struct loop_info64 const *)(& info64), arg); } else { } return (err); } } static int lo_compat_ioctl(struct block_device *bdev , fmode_t mode , unsigned int cmd , unsigned long arg ) { struct loop_device *lo ; int err ; void *tmp ; { lo = (struct loop_device *)(bdev->bd_disk)->private_data; switch (cmd) { case 19458U: mutex_lock_nested(& lo->lo_ctl_mutex, 0U); err = loop_set_status_compat(lo, (struct compat_loop_info const *)arg); mutex_unlock(& lo->lo_ctl_mutex); goto ldv_36512; case 19459U: mutex_lock_nested(& lo->lo_ctl_mutex, 0U); err = loop_get_status_compat(lo, (struct compat_loop_info *)arg); mutex_unlock(& lo->lo_ctl_mutex); goto ldv_36512; case 19463U: ; case 19457U: ; case 19461U: ; case 19460U: tmp = compat_ptr((compat_uptr_t )arg); arg = (unsigned long )tmp; case 19456U: ; case 19462U: err = lo_ioctl(bdev, mode, cmd, arg); goto ldv_36512; default: err = -515; goto ldv_36512; } ldv_36512: ; return (err); } } static int lo_open(struct block_device *bdev , fmode_t mode ) { struct loop_device *lo ; int err ; { err = 0; mutex_lock_nested(& loop_index_mutex, 0U); lo = (struct loop_device *)(bdev->bd_disk)->private_data; if ((unsigned long )lo == (unsigned long )((struct loop_device *)0)) { err = -6; goto out; } else { } atomic_inc(& lo->lo_refcnt); out: mutex_unlock(& loop_index_mutex); return (err); } } static void lo_release(struct gendisk *disk , fmode_t mode ) { struct loop_device *lo ; int err ; int tmp ; { lo = (struct loop_device *)disk->private_data; tmp = atomic_sub_return(1, & lo->lo_refcnt); if (tmp != 0) { return; } else { } mutex_lock_nested(& lo->lo_ctl_mutex, 0U); if ((lo->lo_flags & 4) != 0) { err = loop_clr_fd(lo); if (err == 0) { return; } else { } } else { loop_flush(lo); } mutex_unlock(& lo->lo_ctl_mutex); return; } } static struct block_device_operations const lo_fops = {& lo_open, & lo_release, 0, & lo_ioctl, & lo_compat_ioctl, 0, 0, 0, 0, 0, 0, 0, & __this_module}; static int max_loop ; int loop_register_transfer(struct loop_func_table *funcs ) { unsigned int n ; { n = (unsigned int )funcs->number; if (n > 19U || (unsigned long )xfer_funcs[n] != (unsigned long )((struct loop_func_table *)0)) { return (-22); } else { } xfer_funcs[n] = funcs; return (0); } } static int unregister_transfer_cb(int id , void *ptr , void *data ) { struct loop_device *lo ; struct loop_func_table *xfer ; { lo = (struct loop_device *)ptr; xfer = (struct loop_func_table *)data; mutex_lock_nested(& lo->lo_ctl_mutex, 0U); if ((unsigned long )lo->lo_encryption == (unsigned long )xfer) { loop_release_xfer(lo); } else { } mutex_unlock(& lo->lo_ctl_mutex); return (0); } } int loop_unregister_transfer(int number ) { unsigned int n ; struct loop_func_table *xfer ; { n = (unsigned int )number; if (n == 0U || n > 19U) { return (-22); } else { xfer = xfer_funcs[n]; if ((unsigned long )xfer == (unsigned long )((struct loop_func_table *)0)) { return (-22); } else { } } xfer_funcs[n] = (struct loop_func_table *)0; idr_for_each(& loop_index_idr, & unregister_transfer_cb, (void *)xfer); return (0); } } static char const __kstrtab_loop_register_transfer[23U] = { 'l', 'o', 'o', 'p', '_', 'r', 'e', 'g', 'i', 's', 't', 'e', 'r', '_', 't', 'r', 'a', 'n', 's', 'f', 'e', 'r', '\000'}; struct kernel_symbol const __ksymtab_loop_register_transfer ; struct kernel_symbol const __ksymtab_loop_register_transfer = {(unsigned long )(& loop_register_transfer), (char const *)(& __kstrtab_loop_register_transfer)}; static char const __kstrtab_loop_unregister_transfer[25U] = { 'l', 'o', 'o', 'p', '_', 'u', 'n', 'r', 'e', 'g', 'i', 's', 't', 'e', 'r', '_', 't', 'r', 'a', 'n', 's', 'f', 'e', 'r', '\000'}; struct kernel_symbol const __ksymtab_loop_unregister_transfer ; struct kernel_symbol const __ksymtab_loop_unregister_transfer = {(unsigned long )(& loop_unregister_transfer), (char const *)(& __kstrtab_loop_unregister_transfer)}; static int loop_queue_rq(struct blk_mq_hw_ctx *hctx , struct blk_mq_queue_data const *bd ) { struct loop_cmd *cmd ; void *tmp ; struct loop_device *lo ; struct loop_device *lo___0 ; bool need_sched ; { tmp = blk_mq_rq_to_pdu(bd->rq); cmd = (struct loop_cmd *)tmp; lo = (struct loop_device *)((cmd->rq)->q)->queuedata; blk_mq_start_request(bd->rq); if (lo->lo_state != 1) { return (-5); } else { } if ((int )(cmd->rq)->cmd_flags & 1) { lo___0 = (struct loop_device *)((cmd->rq)->q)->queuedata; need_sched = 1; spin_lock_irq(& lo___0->lo_lock); if ((int )lo___0->write_started) { need_sched = 0; } else { lo___0->write_started = 1; } list_add_tail(& cmd->list, & lo___0->write_cmd_head); spin_unlock_irq(& lo___0->lo_lock); if ((int )need_sched) { queue_work(lo___0->wq, & lo___0->write_work); } else { } } else { queue_work(lo->wq, & cmd->read_work); } return (0); } } static void loop_handle_cmd(struct loop_cmd *cmd ) { bool write ; struct loop_device *lo ; int ret ; { write = ((cmd->rq)->cmd_flags & 1ULL) != 0ULL; lo = (struct loop_device *)((cmd->rq)->q)->queuedata; ret = -5; if ((int )write && lo->lo_flags & 1) { goto failed; } else { } ret = do_req_filebacked(lo, cmd->rq); failed: ; if (ret != 0) { (cmd->rq)->errors = -5; } else { } blk_mq_complete_request(cmd->rq); return; } } static void loop_queue_write_work(struct work_struct *work ) { struct loop_device *lo ; struct work_struct const *__mptr ; struct list_head cmd_list ; struct loop_cmd *cmd ; struct list_head const *__mptr___0 ; int tmp ; int tmp___0 ; { __mptr = (struct work_struct const *)work; lo = (struct loop_device *)__mptr + 0xfffffffffffffe88UL; cmd_list.next = & cmd_list; cmd_list.prev = & cmd_list; spin_lock_irq(& lo->lo_lock); repeat: list_splice_init(& lo->write_cmd_head, & cmd_list); spin_unlock_irq(& lo->lo_lock); goto ldv_36633; ldv_36632: __mptr___0 = (struct list_head const *)cmd_list.next; cmd = (struct loop_cmd *)__mptr___0 + 0xffffffffffffffa8UL; list_del_init(& cmd->list); loop_handle_cmd(cmd); ldv_36633: tmp = list_empty((struct list_head const *)(& cmd_list)); if (tmp == 0) { goto ldv_36632; } else { } spin_lock_irq(& lo->lo_lock); tmp___0 = list_empty((struct list_head const *)(& lo->write_cmd_head)); if (tmp___0 == 0) { goto repeat; } else { } lo->write_started = 0; spin_unlock_irq(& lo->lo_lock); return; } } static void loop_queue_read_work(struct work_struct *work ) { struct loop_cmd *cmd ; struct work_struct const *__mptr ; { __mptr = (struct work_struct const *)work; cmd = (struct loop_cmd *)__mptr; loop_handle_cmd(cmd); return; } } static int loop_init_request(void *data , struct request *rq , unsigned int hctx_idx , unsigned int request_idx , unsigned int numa_node___0 ) { struct loop_cmd *cmd ; void *tmp ; struct lock_class_key __key ; atomic_long_t __constr_expr_0 ; { tmp = blk_mq_rq_to_pdu(rq); cmd = (struct loop_cmd *)tmp; cmd->rq = rq; __init_work(& cmd->read_work, 0); __constr_expr_0.counter = 137438953408L; cmd->read_work.data = __constr_expr_0; lockdep_init_map(& cmd->read_work.lockdep_map, "(&cmd->read_work)", & __key, 0); INIT_LIST_HEAD(& cmd->read_work.entry); cmd->read_work.func = & loop_queue_read_work; return (0); } } static struct blk_mq_ops loop_mq_ops = {& loop_queue_rq, & blk_mq_map_queue, 0, 0, 0, 0, & loop_init_request, 0}; static int loop_add(struct loop_device **l , int i ) { struct loop_device *lo ; struct gendisk *disk ; int err ; void *tmp ; long tmp___0 ; bool tmp___1 ; struct lock_class_key __key ; atomic_long_t __constr_expr_0 ; struct gendisk *tmp___2 ; struct lock_class_key __key___0 ; struct lock_class_key __key___1 ; { err = -12; tmp = kzalloc(872UL, 208U); lo = (struct loop_device *)tmp; if ((unsigned long )lo == (unsigned long )((struct loop_device *)0)) { goto out; } else { } lo->lo_state = 0; if (i >= 0) { err = idr_alloc(& loop_index_idr, (void *)lo, i, i + 1, 208U); if (err == -28) { err = -17; } else { } } else { err = idr_alloc(& loop_index_idr, (void *)lo, 0, 0, 208U); } if (err < 0) { goto out_free_dev; } else { } i = err; err = -12; lo->tag_set.ops = & loop_mq_ops; lo->tag_set.nr_hw_queues = 1U; lo->tag_set.queue_depth = 128U; lo->tag_set.numa_node = -1; lo->tag_set.cmd_size = 104U; lo->tag_set.flags = 5U; lo->tag_set.driver_data = (void *)lo; err = blk_mq_alloc_tag_set(& lo->tag_set); if (err != 0) { goto out_free_idr; } else { } lo->lo_queue = blk_mq_init_queue(& lo->tag_set); tmp___1 = IS_ERR_OR_NULL((void const *)lo->lo_queue); if ((int )tmp___1) { tmp___0 = PTR_ERR((void const *)lo->lo_queue); err = (int )tmp___0; goto out_cleanup_tags; } else { } (lo->lo_queue)->queuedata = (void *)lo; INIT_LIST_HEAD(& lo->write_cmd_head); __init_work(& lo->write_work, 0); __constr_expr_0.counter = 137438953408L; lo->write_work.data = __constr_expr_0; lockdep_init_map(& lo->write_work.lockdep_map, "(&lo->write_work)", & __key, 0); INIT_LIST_HEAD(& lo->write_work.entry); lo->write_work.func = & loop_queue_write_work; tmp___2 = alloc_disk(1 << part_shift); lo->lo_disk = tmp___2; disk = tmp___2; if ((unsigned long )disk == (unsigned long )((struct gendisk *)0)) { goto out_free_queue; } else { } if (part_shift == 0) { disk->flags = disk->flags | 512; } else { } disk->flags = disk->flags | 64; __mutex_init(& lo->lo_ctl_mutex, "&lo->lo_ctl_mutex", & __key___0); atomic_set(& lo->lo_refcnt, 0); lo->lo_number = i; spinlock_check(& lo->lo_lock); __raw_spin_lock_init(& lo->lo_lock.__annonCompField18.rlock, "&(&lo->lo_lock)->rlock", & __key___1); disk->major = 7; disk->first_minor = i << part_shift; disk->fops = & lo_fops; disk->private_data = (void *)lo; disk->queue = lo->lo_queue; sprintf((char *)(& disk->disk_name), "loop%d", i); add_disk(disk); *l = lo; return (lo->lo_number); out_free_queue: blk_cleanup_queue(lo->lo_queue); out_cleanup_tags: blk_mq_free_tag_set(& lo->tag_set); out_free_idr: idr_remove(& loop_index_idr, i); out_free_dev: kfree((void const *)lo); out: ; return (err); } } static void loop_remove(struct loop_device *lo ) { { blk_cleanup_queue(lo->lo_queue); del_gendisk(lo->lo_disk); blk_mq_free_tag_set(& lo->tag_set); put_disk(lo->lo_disk); kfree((void const *)lo); return; } } static int find_free_cb(int id , void *ptr , void *data ) { struct loop_device *lo ; struct loop_device **l ; { lo = (struct loop_device *)ptr; l = (struct loop_device **)data; if (lo->lo_state == 0) { *l = lo; return (1); } else { } return (0); } } static int loop_lookup(struct loop_device **l , int i ) { struct loop_device *lo ; int ret ; int err ; void *tmp ; { ret = -19; if (i < 0) { err = idr_for_each(& loop_index_idr, & find_free_cb, (void *)(& lo)); if (err == 1) { *l = lo; ret = lo->lo_number; } else { } goto out; } else { } tmp = idr_find(& loop_index_idr, i); lo = (struct loop_device *)tmp; if ((unsigned long )lo != (unsigned long )((struct loop_device *)0)) { *l = lo; ret = lo->lo_number; } else { } out: ; return (ret); } } static struct kobject *loop_probe(dev_t dev , int *part , void *data ) { struct loop_device *lo ; struct kobject *kobj ; int err ; { mutex_lock_nested(& loop_index_mutex, 0U); err = loop_lookup(& lo, (int )((dev & 1048575U) >> part_shift)); if (err < 0) { err = loop_add(& lo, (int )((dev & 1048575U) >> part_shift)); } else { } if (err < 0) { kobj = (struct kobject *)0; } else { kobj = get_disk(lo->lo_disk); } mutex_unlock(& loop_index_mutex); *part = 0; return (kobj); } } static long loop_control_ioctl(struct file *file , unsigned int cmd , unsigned long parm ) { struct loop_device *lo ; int ret ; int tmp ; { ret = -38; mutex_lock_nested(& loop_index_mutex, 0U); switch (cmd) { case 19584U: ret = loop_lookup(& lo, (int )parm); if (ret >= 0) { ret = -17; goto ldv_36702; } else { } ret = loop_add(& lo, (int )parm); goto ldv_36702; case 19585U: ret = loop_lookup(& lo, (int )parm); if (ret < 0) { goto ldv_36702; } else { } mutex_lock_nested(& lo->lo_ctl_mutex, 0U); if (lo->lo_state != 0) { ret = -16; mutex_unlock(& lo->lo_ctl_mutex); goto ldv_36702; } else { } tmp = atomic_read((atomic_t const *)(& lo->lo_refcnt)); if (tmp > 0) { ret = -16; mutex_unlock(& lo->lo_ctl_mutex); goto ldv_36702; } else { } (lo->lo_disk)->private_data = (void *)0; mutex_unlock(& lo->lo_ctl_mutex); idr_remove(& loop_index_idr, lo->lo_number); loop_remove(lo); goto ldv_36702; case 19586U: ret = loop_lookup(& lo, -1); if (ret >= 0) { goto ldv_36702; } else { } ret = loop_add(& lo, -1); } ldv_36702: mutex_unlock(& loop_index_mutex); return ((long )ret); } } static struct file_operations const loop_ctl_fops = {& __this_module, & noop_llseek, 0, 0, 0, 0, 0, 0, & loop_control_ioctl, & loop_control_ioctl, 0, 0, & nonseekable_open, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}; static struct miscdevice loop_misc = {237, "loop-control", & loop_ctl_fops, {0, 0}, 0, 0, 0, 0, (unsigned short)0}; static int loop_init(void) { int i ; int nr ; unsigned long range ; struct loop_device *lo ; int err ; int tmp ; { err = ldv_misc_register_17(& loop_misc); if (err < 0) { return (err); } else { } part_shift = 0; if (max_part > 0) { part_shift = fls(max_part); max_part = (int )((unsigned int )(1UL << part_shift) - 1U); } else { } if (1UL << part_shift > 256UL) { err = -22; goto misc_out; } else { } if ((unsigned long )max_loop > 1UL << (20 - part_shift)) { err = -22; goto misc_out; } else { } if (max_loop != 0) { nr = max_loop; range = (unsigned long )(max_loop << part_shift); } else { nr = 8; range = 1048576UL; } tmp = register_blkdev(7U, "loop"); if (tmp != 0) { err = -5; goto misc_out; } else { } blk_register_region(7340032U, range, & __this_module, & loop_probe, (int (*)(dev_t , void * ))0, (void *)0); mutex_lock_nested(& loop_index_mutex, 0U); i = 0; goto ldv_36719; ldv_36718: loop_add(& lo, i); i = i + 1; ldv_36719: ; if (i < nr) { goto ldv_36718; } else { } mutex_unlock(& loop_index_mutex); printk("\016loop: module loaded\n"); return (0); misc_out: ldv_misc_deregister_18(& loop_misc); return (err); } } static int loop_exit_cb(int id , void *ptr , void *data ) { struct loop_device *lo ; { lo = (struct loop_device *)ptr; loop_remove(lo); return (0); } } static void loop_exit(void) { unsigned long range ; { range = max_loop != 0 ? (unsigned long )(max_loop << part_shift) : 1048576UL; idr_for_each(& loop_index_idr, & loop_exit_cb, (void *)0); idr_destroy(& loop_index_idr); blk_unregister_region(7340032U, range); unregister_blkdev(7U, "loop"); ldv_misc_deregister_19(& loop_misc); return; } } extern int ldv_release_11(void) ; int ldv_retval_2 ; int ldv_retval_0 ; extern int ldv_setup_11(void) ; extern void ldv_initialize(void) ; int ldv_retval_1 ; void ldv_check_final_state(void) ; extern int ldv_release_3(void) ; int ldv_retval_3 ; void ldv_initialize_loop_func_table_11(void) { void *tmp ; { tmp = ldv_init_zalloc(872UL); xor_funcs_group0 = (struct loop_device *)tmp; return; } } void ldv_file_operations_3(void) { void *tmp ; void *tmp___0 ; { tmp = ldv_init_zalloc(1000UL); loop_ctl_fops_group1 = (struct inode *)tmp; tmp___0 = ldv_init_zalloc(504UL); loop_ctl_fops_group2 = (struct file *)tmp___0; return; } } void call_and_disable_work_1(struct work_struct *work ) { { if ((ldv_work_1_0 == 2 || ldv_work_1_0 == 3) && (unsigned long )work == (unsigned long )ldv_work_struct_1_0) { loop_queue_read_work(work); ldv_work_1_0 = 1; return; } else { } if ((ldv_work_1_1 == 2 || ldv_work_1_1 == 3) && (unsigned long )work == (unsigned long )ldv_work_struct_1_1) { loop_queue_read_work(work); ldv_work_1_1 = 1; return; } else { } if ((ldv_work_1_2 == 2 || ldv_work_1_2 == 3) && (unsigned long )work == (unsigned long )ldv_work_struct_1_2) { loop_queue_read_work(work); ldv_work_1_2 = 1; return; } else { } if ((ldv_work_1_3 == 2 || ldv_work_1_3 == 3) && (unsigned long )work == (unsigned long )ldv_work_struct_1_3) { loop_queue_read_work(work); ldv_work_1_3 = 1; return; } else { } return; } } void disable_work_2(struct work_struct *work ) { { if ((ldv_work_2_0 == 3 || ldv_work_2_0 == 2) && (unsigned long )ldv_work_struct_2_0 == (unsigned long )work) { ldv_work_2_0 = 1; } else { } if ((ldv_work_2_1 == 3 || ldv_work_2_1 == 2) && (unsigned long )ldv_work_struct_2_1 == (unsigned long )work) { ldv_work_2_1 = 1; } else { } if ((ldv_work_2_2 == 3 || ldv_work_2_2 == 2) && (unsigned long )ldv_work_struct_2_2 == (unsigned long )work) { ldv_work_2_2 = 1; } else { } if ((ldv_work_2_3 == 3 || ldv_work_2_3 == 2) && (unsigned long )ldv_work_struct_2_3 == (unsigned long )work) { ldv_work_2_3 = 1; } else { } return; } } void disable_work_1(struct work_struct *work ) { { if ((ldv_work_1_0 == 3 || ldv_work_1_0 == 2) && (unsigned long )ldv_work_struct_1_0 == (unsigned long )work) { ldv_work_1_0 = 1; } else { } if ((ldv_work_1_1 == 3 || ldv_work_1_1 == 2) && (unsigned long )ldv_work_struct_1_1 == (unsigned long )work) { ldv_work_1_1 = 1; } else { } if ((ldv_work_1_2 == 3 || ldv_work_1_2 == 2) && (unsigned long )ldv_work_struct_1_2 == (unsigned long )work) { ldv_work_1_2 = 1; } else { } if ((ldv_work_1_3 == 3 || ldv_work_1_3 == 2) && (unsigned long )ldv_work_struct_1_3 == (unsigned long )work) { ldv_work_1_3 = 1; } else { } return; } } void work_init_2(void) { { ldv_work_2_0 = 0; ldv_work_2_1 = 0; ldv_work_2_2 = 0; ldv_work_2_3 = 0; return; } } void work_init_1(void) { { ldv_work_1_0 = 0; ldv_work_1_1 = 0; ldv_work_1_2 = 0; ldv_work_1_3 = 0; return; } } void call_and_disable_all_2(int state ) { { if (ldv_work_2_0 == state) { call_and_disable_work_2(ldv_work_struct_2_0); } else { } if (ldv_work_2_1 == state) { call_and_disable_work_2(ldv_work_struct_2_1); } else { } if (ldv_work_2_2 == state) { call_and_disable_work_2(ldv_work_struct_2_2); } else { } if (ldv_work_2_3 == state) { call_and_disable_work_2(ldv_work_struct_2_3); } else { } return; } } void call_and_disable_all_1(int state ) { { if (ldv_work_1_0 == state) { call_and_disable_work_1(ldv_work_struct_1_0); } else { } if (ldv_work_1_1 == state) { call_and_disable_work_1(ldv_work_struct_1_1); } else { } if (ldv_work_1_2 == state) { call_and_disable_work_1(ldv_work_struct_1_2); } else { } if (ldv_work_1_3 == state) { call_and_disable_work_1(ldv_work_struct_1_3); } else { } return; } } void invoke_work_1(void) { int tmp ; { tmp = __VERIFIER_nondet_int(); switch (tmp) { case 0: ; if (ldv_work_1_0 == 2 || ldv_work_1_0 == 3) { ldv_work_1_0 = 4; loop_queue_read_work(ldv_work_struct_1_0); ldv_work_1_0 = 1; } else { } goto ldv_36790; case 1: ; if (ldv_work_1_1 == 2 || ldv_work_1_1 == 3) { ldv_work_1_1 = 4; loop_queue_read_work(ldv_work_struct_1_0); ldv_work_1_1 = 1; } else { } goto ldv_36790; case 2: ; if (ldv_work_1_2 == 2 || ldv_work_1_2 == 3) { ldv_work_1_2 = 4; loop_queue_read_work(ldv_work_struct_1_0); ldv_work_1_2 = 1; } else { } goto ldv_36790; case 3: ; if (ldv_work_1_3 == 2 || ldv_work_1_3 == 3) { ldv_work_1_3 = 4; loop_queue_read_work(ldv_work_struct_1_0); ldv_work_1_3 = 1; } else { } goto ldv_36790; default: ldv_stop(); } ldv_36790: ; return; } } void activate_work_2(struct work_struct *work , int state ) { { if (ldv_work_2_0 == 0) { ldv_work_struct_2_0 = work; ldv_work_2_0 = state; return; } else { } if (ldv_work_2_1 == 0) { ldv_work_struct_2_1 = work; ldv_work_2_1 = state; return; } else { } if (ldv_work_2_2 == 0) { ldv_work_struct_2_2 = work; ldv_work_2_2 = state; return; } else { } if (ldv_work_2_3 == 0) { ldv_work_struct_2_3 = work; ldv_work_2_3 = state; return; } else { } return; } } void ldv_initialize_block_device_operations_5(void) { void *tmp ; { tmp = ldv_init_zalloc(480UL); lo_fops_group0 = (struct block_device *)tmp; return; } } void activate_work_1(struct work_struct *work , int state ) { { if (ldv_work_1_0 == 0) { ldv_work_struct_1_0 = work; ldv_work_1_0 = state; return; } else { } if (ldv_work_1_1 == 0) { ldv_work_struct_1_1 = work; ldv_work_1_1 = state; return; } else { } if (ldv_work_1_2 == 0) { ldv_work_struct_1_2 = work; ldv_work_1_2 = state; return; } else { } if (ldv_work_1_3 == 0) { ldv_work_struct_1_3 = work; ldv_work_1_3 = state; return; } else { } return; } } void call_and_disable_work_2(struct work_struct *work ) { { if ((ldv_work_2_0 == 2 || ldv_work_2_0 == 3) && (unsigned long )work == (unsigned long )ldv_work_struct_2_0) { loop_queue_write_work(work); ldv_work_2_0 = 1; return; } else { } if ((ldv_work_2_1 == 2 || ldv_work_2_1 == 3) && (unsigned long )work == (unsigned long )ldv_work_struct_2_1) { loop_queue_write_work(work); ldv_work_2_1 = 1; return; } else { } if ((ldv_work_2_2 == 2 || ldv_work_2_2 == 3) && (unsigned long )work == (unsigned long )ldv_work_struct_2_2) { loop_queue_write_work(work); ldv_work_2_2 = 1; return; } else { } if ((ldv_work_2_3 == 2 || ldv_work_2_3 == 3) && (unsigned long )work == (unsigned long )ldv_work_struct_2_3) { loop_queue_write_work(work); ldv_work_2_3 = 1; return; } else { } return; } } void invoke_work_2(void) { int tmp ; { tmp = __VERIFIER_nondet_int(); switch (tmp) { case 0: ; if (ldv_work_2_0 == 2 || ldv_work_2_0 == 3) { ldv_work_2_0 = 4; loop_queue_write_work(ldv_work_struct_2_0); ldv_work_2_0 = 1; } else { } goto ldv_36819; case 1: ; if (ldv_work_2_1 == 2 || ldv_work_2_1 == 3) { ldv_work_2_1 = 4; loop_queue_write_work(ldv_work_struct_2_0); ldv_work_2_1 = 1; } else { } goto ldv_36819; case 2: ; if (ldv_work_2_2 == 2 || ldv_work_2_2 == 3) { ldv_work_2_2 = 4; loop_queue_write_work(ldv_work_struct_2_0); ldv_work_2_2 = 1; } else { } goto ldv_36819; case 3: ; if (ldv_work_2_3 == 2 || ldv_work_2_3 == 3) { ldv_work_2_3 = 4; loop_queue_write_work(ldv_work_struct_2_0); ldv_work_2_3 = 1; } else { } goto ldv_36819; default: ldv_stop(); } ldv_36819: ; return; } } int main(void) { char *ldvarg1 ; void *tmp ; struct device *ldvarg0 ; void *tmp___0 ; struct device_attribute *ldvarg2 ; void *tmp___1 ; sector_t ldvarg7 ; unsigned int ldvarg3 ; int ldvarg5 ; int ldvarg6 ; unsigned int ldvarg8 ; struct page *ldvarg4 ; void *tmp___2 ; struct loop_info64 *ldvarg10 ; void *tmp___3 ; struct page *ldvarg9 ; void *tmp___4 ; unsigned long ldvarg11 ; loff_t ldvarg14 ; int ldvarg13 ; unsigned int ldvarg12 ; unsigned int ldvarg16 ; unsigned long ldvarg15 ; struct device_attribute *ldvarg18 ; void *tmp___5 ; char *ldvarg17 ; void *tmp___6 ; struct device *ldvarg19 ; void *tmp___7 ; struct device_attribute *ldvarg21 ; void *tmp___8 ; char *ldvarg20 ; void *tmp___9 ; struct device *ldvarg22 ; void *tmp___10 ; struct device_attribute *ldvarg24 ; void *tmp___11 ; struct device *ldvarg25 ; void *tmp___12 ; char *ldvarg23 ; void *tmp___13 ; struct blk_mq_hw_ctx *ldvarg27 ; void *tmp___14 ; struct blk_mq_queue_data *ldvarg26 ; void *tmp___15 ; unsigned int ldvarg32 ; struct request *ldvarg31 ; void *tmp___16 ; void *ldvarg33 ; void *tmp___17 ; unsigned int ldvarg30 ; struct request_queue *ldvarg29 ; void *tmp___18 ; unsigned int ldvarg34 ; int ldvarg28 ; struct device *ldvarg37 ; void *tmp___19 ; char *ldvarg35 ; void *tmp___20 ; struct device_attribute *ldvarg36 ; void *tmp___21 ; fmode_t ldvarg45 ; unsigned int ldvarg39 ; unsigned long ldvarg41 ; fmode_t ldvarg43 ; unsigned int ldvarg42 ; fmode_t ldvarg38 ; struct gendisk *ldvarg46 ; void *tmp___22 ; fmode_t ldvarg40 ; unsigned long ldvarg44 ; int tmp___23 ; int tmp___24 ; int tmp___25 ; int tmp___26 ; int tmp___27 ; int tmp___28 ; int tmp___29 ; int tmp___30 ; int tmp___31 ; int tmp___32 ; int tmp___33 ; { tmp = ldv_init_zalloc(1UL); ldvarg1 = (char *)tmp; tmp___0 = ldv_init_zalloc(1416UL); ldvarg0 = (struct device *)tmp___0; tmp___1 = ldv_init_zalloc(48UL); ldvarg2 = (struct device_attribute *)tmp___1; tmp___2 = ldv_init_zalloc(64UL); ldvarg4 = (struct page *)tmp___2; tmp___3 = ldv_init_zalloc(232UL); ldvarg10 = (struct loop_info64 *)tmp___3; tmp___4 = ldv_init_zalloc(64UL); ldvarg9 = (struct page *)tmp___4; tmp___5 = ldv_init_zalloc(48UL); ldvarg18 = (struct device_attribute *)tmp___5; tmp___6 = ldv_init_zalloc(1UL); ldvarg17 = (char *)tmp___6; tmp___7 = ldv_init_zalloc(1416UL); ldvarg19 = (struct device *)tmp___7; tmp___8 = ldv_init_zalloc(48UL); ldvarg21 = (struct device_attribute *)tmp___8; tmp___9 = ldv_init_zalloc(1UL); ldvarg20 = (char *)tmp___9; tmp___10 = ldv_init_zalloc(1416UL); ldvarg22 = (struct device *)tmp___10; tmp___11 = ldv_init_zalloc(48UL); ldvarg24 = (struct device_attribute *)tmp___11; tmp___12 = ldv_init_zalloc(1416UL); ldvarg25 = (struct device *)tmp___12; tmp___13 = ldv_init_zalloc(1UL); ldvarg23 = (char *)tmp___13; tmp___14 = ldv_init_zalloc(1152UL); ldvarg27 = (struct blk_mq_hw_ctx *)tmp___14; tmp___15 = ldv_init_zalloc(24UL); ldvarg26 = (struct blk_mq_queue_data *)tmp___15; tmp___16 = ldv_init_zalloc(368UL); ldvarg31 = (struct request *)tmp___16; tmp___17 = ldv_init_zalloc(1UL); ldvarg33 = tmp___17; tmp___18 = ldv_init_zalloc(4216UL); ldvarg29 = (struct request_queue *)tmp___18; tmp___19 = ldv_init_zalloc(1416UL); ldvarg37 = (struct device *)tmp___19; tmp___20 = ldv_init_zalloc(1UL); ldvarg35 = (char *)tmp___20; tmp___21 = ldv_init_zalloc(48UL); ldvarg36 = (struct device_attribute *)tmp___21; tmp___22 = ldv_init_zalloc(1744UL); ldvarg46 = (struct gendisk *)tmp___22; ldv_initialize(); ldv_memset((void *)(& ldvarg7), 0, 8UL); ldv_memset((void *)(& ldvarg3), 0, 4UL); ldv_memset((void *)(& ldvarg5), 0, 4UL); ldv_memset((void *)(& ldvarg6), 0, 4UL); ldv_memset((void *)(& ldvarg8), 0, 4UL); ldv_memset((void *)(& ldvarg11), 0, 8UL); ldv_memset((void *)(& ldvarg14), 0, 8UL); ldv_memset((void *)(& ldvarg13), 0, 4UL); ldv_memset((void *)(& ldvarg12), 0, 4UL); ldv_memset((void *)(& ldvarg16), 0, 4UL); ldv_memset((void *)(& ldvarg15), 0, 8UL); ldv_memset((void *)(& ldvarg32), 0, 4UL); ldv_memset((void *)(& ldvarg30), 0, 4UL); ldv_memset((void *)(& ldvarg34), 0, 4UL); ldv_memset((void *)(& ldvarg28), 0, 4UL); ldv_memset((void *)(& ldvarg45), 0, 4UL); ldv_memset((void *)(& ldvarg39), 0, 4UL); ldv_memset((void *)(& ldvarg41), 0, 8UL); ldv_memset((void *)(& ldvarg43), 0, 4UL); ldv_memset((void *)(& ldvarg42), 0, 4UL); ldv_memset((void *)(& ldvarg38), 0, 4UL); ldv_memset((void *)(& ldvarg40), 0, 4UL); ldv_memset((void *)(& ldvarg44), 0, 8UL); ldv_state_variable_6 = 0; ldv_state_variable_11 = 0; ldv_state_variable_3 = 0; ldv_state_variable_7 = 0; ldv_state_variable_9 = 0; work_init_2(); ldv_state_variable_2 = 1; ldv_state_variable_8 = 0; work_init_1(); ldv_state_variable_1 = 1; ldv_state_variable_4 = 0; ref_cnt = 0; ldv_state_variable_0 = 1; ldv_state_variable_10 = 0; ldv_state_variable_5 = 0; ldv_36952: tmp___23 = __VERIFIER_nondet_int(); switch (tmp___23) { case 0: ; if (ldv_state_variable_6 != 0) { tmp___24 = __VERIFIER_nondet_int(); switch (tmp___24) { case 0: ; if (ldv_state_variable_6 == 1) { loop_attr_do_show_partscan(ldvarg0, ldvarg2, ldvarg1); ldv_state_variable_6 = 1; } else { } goto ldv_36896; default: ldv_stop(); } ldv_36896: ; } else { } goto ldv_36898; case 1: ; if (ldv_state_variable_11 != 0) { tmp___25 = __VERIFIER_nondet_int(); switch (tmp___25) { case 0: ; if (ldv_state_variable_11 == 2) { ldv_retval_0 = xor_init(xor_funcs_group0, (struct loop_info64 const *)ldvarg10); if (ldv_retval_0 == 0) { ldv_state_variable_11 = 3; } else { } } else { } goto ldv_36901; case 1: ; if (ldv_state_variable_11 == 1) { transfer_xor(xor_funcs_group0, ldvarg6, ldvarg4, ldvarg8, ldvarg9, ldvarg3, ldvarg5, ldvarg7); ldv_state_variable_11 = 1; } else { } if (ldv_state_variable_11 == 3) { transfer_xor(xor_funcs_group0, ldvarg6, ldvarg4, ldvarg8, ldvarg9, ldvarg3, ldvarg5, ldvarg7); ldv_state_variable_11 = 3; } else { } if (ldv_state_variable_11 == 2) { transfer_xor(xor_funcs_group0, ldvarg6, ldvarg4, ldvarg8, ldvarg9, ldvarg3, ldvarg5, ldvarg7); ldv_state_variable_11 = 2; } else { } goto ldv_36901; case 2: ; if (ldv_state_variable_11 == 1) { ldv_setup_11(); ldv_state_variable_11 = 2; ref_cnt = ref_cnt + 1; } else { } goto ldv_36901; case 3: ; if (ldv_state_variable_11 == 3) { ldv_release_11(); ldv_state_variable_11 = 1; ref_cnt = ref_cnt - 1; } else { } if (ldv_state_variable_11 == 2) { ldv_release_11(); ldv_state_variable_11 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_36901; default: ldv_stop(); } ldv_36901: ; } else { } goto ldv_36898; case 2: ; if (ldv_state_variable_3 != 0) { tmp___26 = __VERIFIER_nondet_int(); switch (tmp___26) { case 0: ; if (ldv_state_variable_3 == 2) { loop_control_ioctl(loop_ctl_fops_group2, ldvarg16, ldvarg15); ldv_state_variable_3 = 2; } else { } goto ldv_36908; case 1: ; if (ldv_state_variable_3 == 2) { noop_llseek(loop_ctl_fops_group2, ldvarg14, ldvarg13); ldv_state_variable_3 = 2; } else { } goto ldv_36908; case 2: ; if (ldv_state_variable_3 == 1) { ldv_retval_1 = ldv_nonseekable_open_20(loop_ctl_fops_group1, loop_ctl_fops_group2); if (ldv_retval_1 == 0) { ldv_state_variable_3 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_36908; case 3: ; if (ldv_state_variable_3 == 2) { loop_control_ioctl(loop_ctl_fops_group2, ldvarg12, ldvarg11); ldv_state_variable_3 = 2; } else { } goto ldv_36908; case 4: ; if (ldv_state_variable_3 == 2) { ldv_release_3(); ldv_state_variable_3 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_36908; default: ldv_stop(); } ldv_36908: ; } else { } goto ldv_36898; case 3: ; if (ldv_state_variable_7 != 0) { tmp___27 = __VERIFIER_nondet_int(); switch (tmp___27) { case 0: ; if (ldv_state_variable_7 == 1) { loop_attr_do_show_autoclear(ldvarg19, ldvarg18, ldvarg17); ldv_state_variable_7 = 1; } else { } goto ldv_36916; default: ldv_stop(); } ldv_36916: ; } else { } goto ldv_36898; case 4: ; if (ldv_state_variable_9 != 0) { tmp___28 = __VERIFIER_nondet_int(); switch (tmp___28) { case 0: ; if (ldv_state_variable_9 == 1) { loop_attr_do_show_offset(ldvarg22, ldvarg21, ldvarg20); ldv_state_variable_9 = 1; } else { } goto ldv_36920; default: ldv_stop(); } ldv_36920: ; } else { } goto ldv_36898; case 5: ; if (ldv_state_variable_2 != 0) { invoke_work_2(); } else { } goto ldv_36898; case 6: ; if (ldv_state_variable_8 != 0) { tmp___29 = __VERIFIER_nondet_int(); switch (tmp___29) { case 0: ; if (ldv_state_variable_8 == 1) { loop_attr_do_show_sizelimit(ldvarg25, ldvarg24, ldvarg23); ldv_state_variable_8 = 1; } else { } goto ldv_36925; default: ldv_stop(); } ldv_36925: ; } else { } goto ldv_36898; case 7: ; if (ldv_state_variable_1 != 0) { invoke_work_1(); } else { } goto ldv_36898; case 8: ; if (ldv_state_variable_4 != 0) { tmp___30 = __VERIFIER_nondet_int(); switch (tmp___30) { case 0: ; if (ldv_state_variable_4 == 1) { loop_init_request(ldvarg33, ldvarg31, ldvarg30, ldvarg32, ldvarg34); ldv_state_variable_4 = 1; } else { } goto ldv_36930; case 1: ; if (ldv_state_variable_4 == 1) { blk_mq_map_queue(ldvarg29, ldvarg28); ldv_state_variable_4 = 1; } else { } goto ldv_36930; case 2: ; if (ldv_state_variable_4 == 1) { loop_queue_rq(ldvarg27, (struct blk_mq_queue_data const *)ldvarg26); ldv_state_variable_4 = 1; } else { } goto ldv_36930; default: ldv_stop(); } ldv_36930: ; } else { } goto ldv_36898; case 9: ; if (ldv_state_variable_0 != 0) { tmp___31 = __VERIFIER_nondet_int(); switch (tmp___31) { case 0: ; if (ldv_state_variable_0 == 2 && ref_cnt == 0) { loop_exit(); ldv_state_variable_0 = 3; goto ldv_final; } else { } goto ldv_36937; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_2 = loop_init(); if (ldv_retval_2 != 0) { ldv_state_variable_0 = 3; goto ldv_final; } else { } if (ldv_retval_2 == 0) { ldv_state_variable_0 = 2; ldv_state_variable_5 = 1; ldv_initialize_block_device_operations_5(); ldv_state_variable_10 = 1; ldv_state_variable_4 = 1; ldv_state_variable_8 = 1; ldv_state_variable_9 = 1; ldv_state_variable_7 = 1; ldv_state_variable_11 = 1; ldv_initialize_loop_func_table_11(); ldv_state_variable_6 = 1; } else { } } else { } goto ldv_36937; default: ldv_stop(); } ldv_36937: ; } else { } goto ldv_36898; case 10: ; if (ldv_state_variable_10 != 0) { tmp___32 = __VERIFIER_nondet_int(); switch (tmp___32) { case 0: ; if (ldv_state_variable_10 == 1) { loop_attr_do_show_backing_file(ldvarg37, ldvarg36, ldvarg35); ldv_state_variable_10 = 1; } else { } goto ldv_36942; default: ldv_stop(); } ldv_36942: ; } else { } goto ldv_36898; case 11: ; if (ldv_state_variable_5 != 0) { tmp___33 = __VERIFIER_nondet_int(); switch (tmp___33) { case 0: ; if (ldv_state_variable_5 == 2) { lo_release(ldvarg46, ldvarg45); ldv_state_variable_5 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_36946; case 1: ; if (ldv_state_variable_5 == 1) { lo_ioctl(lo_fops_group0, ldvarg43, ldvarg42, ldvarg44); ldv_state_variable_5 = 1; } else { } if (ldv_state_variable_5 == 2) { lo_ioctl(lo_fops_group0, ldvarg43, ldvarg42, ldvarg44); ldv_state_variable_5 = 2; } else { } goto ldv_36946; case 2: ; if (ldv_state_variable_5 == 1) { lo_compat_ioctl(lo_fops_group0, ldvarg40, ldvarg39, ldvarg41); ldv_state_variable_5 = 1; } else { } if (ldv_state_variable_5 == 2) { lo_compat_ioctl(lo_fops_group0, ldvarg40, ldvarg39, ldvarg41); ldv_state_variable_5 = 2; } else { } goto ldv_36946; case 3: ; if (ldv_state_variable_5 == 1) { ldv_retval_3 = lo_open(lo_fops_group0, ldvarg38); if (ldv_retval_3 == 0) { ldv_state_variable_5 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_36946; default: ldv_stop(); } ldv_36946: ; } else { } goto ldv_36898; default: ldv_stop(); } ldv_36898: ; goto ldv_36952; ldv_final: ldv_check_final_state(); return 0; } } __inline static long PTR_ERR(void const *ptr ) { long tmp ; { tmp = ldv_ptr_err(ptr); return (tmp); } } __inline static bool IS_ERR_OR_NULL(void const *ptr ) { bool tmp ; { tmp = ldv_is_err_or_null(ptr); return (tmp); } } bool ldv_queue_work_on_5(int ldv_func_arg1 , struct workqueue_struct *ldv_func_arg2 , struct work_struct *ldv_func_arg3 ) { ldv_func_ret_type ldv_func_res ; bool tmp ; { tmp = queue_work_on(ldv_func_arg1, ldv_func_arg2, ldv_func_arg3); ldv_func_res = tmp; activate_work_2(ldv_func_arg3, 2); return (ldv_func_res); } } bool ldv_queue_delayed_work_on_6(int ldv_func_arg1 , struct workqueue_struct *ldv_func_arg2 , struct delayed_work *ldv_func_arg3 , unsigned long ldv_func_arg4 ) { ldv_func_ret_type___0 ldv_func_res ; bool tmp ; { tmp = queue_delayed_work_on(ldv_func_arg1, ldv_func_arg2, ldv_func_arg3, ldv_func_arg4); ldv_func_res = tmp; activate_work_2(& ldv_func_arg3->work, 2); return (ldv_func_res); } } bool ldv_queue_work_on_7(int ldv_func_arg1 , struct workqueue_struct *ldv_func_arg2 , struct work_struct *ldv_func_arg3 ) { ldv_func_ret_type___1 ldv_func_res ; bool tmp ; { tmp = queue_work_on(ldv_func_arg1, ldv_func_arg2, ldv_func_arg3); ldv_func_res = tmp; activate_work_2(ldv_func_arg3, 2); return (ldv_func_res); } } void ldv_flush_workqueue_8(struct workqueue_struct *ldv_func_arg1 ) { { flush_workqueue(ldv_func_arg1); call_and_disable_all_2(2); return; } } bool ldv_queue_delayed_work_on_9(int ldv_func_arg1 , struct workqueue_struct *ldv_func_arg2 , struct delayed_work *ldv_func_arg3 , unsigned long ldv_func_arg4 ) { ldv_func_ret_type___2 ldv_func_res ; bool tmp ; { tmp = queue_delayed_work_on(ldv_func_arg1, ldv_func_arg2, ldv_func_arg3, ldv_func_arg4); ldv_func_res = tmp; activate_work_2(& ldv_func_arg3->work, 2); return (ldv_func_res); } } void ldv___module_get_10(struct module *ldv_func_arg1 ) { { ldv_module_get(ldv_func_arg1); return; } } void ldv_module_put_11(struct module *ldv_func_arg1 ) { { ldv_module_put(ldv_func_arg1); return; } } void ldv_module_put_12(struct module *ldv_func_arg1 ) { { ldv_module_put(ldv_func_arg1); return; } } bool ldv_try_module_get_13(struct module *ldv_func_arg1 ) { int tmp ; { tmp = ldv_try_module_get(ldv_func_arg1); return (tmp != 0); } } void ldv_module_put_14(struct module *ldv_func_arg1 ) { { ldv_module_put(ldv_func_arg1); return; } } void ldv_module_put_15(struct module *ldv_func_arg1 ) { { ldv_module_put(ldv_func_arg1); return; } } void ldv_destroy_workqueue_16(struct workqueue_struct *ldv_func_arg1 ) { { destroy_workqueue(ldv_func_arg1); call_and_disable_all_2(2); return; } } int ldv_misc_register_17(struct miscdevice *misc ) { ldv_func_ret_type___3 ldv_func_res ; int tmp ; { tmp = misc_register(misc); ldv_func_res = tmp; ldv_state_variable_3 = 1; ldv_file_operations_3(); return (ldv_func_res); } } int ldv_misc_deregister_18(struct miscdevice *misc ) { ldv_func_ret_type___4 ldv_func_res ; int tmp ; { tmp = misc_deregister(misc); ldv_func_res = tmp; ldv_state_variable_3 = 0; return (ldv_func_res); } } int ldv_misc_deregister_19(struct miscdevice *misc ) { ldv_func_ret_type___5 ldv_func_res ; int tmp ; { tmp = misc_deregister(misc); ldv_func_res = tmp; ldv_state_variable_3 = 0; return (ldv_func_res); } } int ldv_nonseekable_open_20(struct inode *ldv_func_arg1 , struct file *ldv_func_arg2 ) { { return (0); } } extern void *memset(void * , int , size_t ) ; __inline static void ldv_error(void) { { ERROR: ; __VERIFIER_error(); } } bool ldv_is_err(void const *ptr ) { { return ((unsigned long )ptr > 2012UL); } } void *ldv_err_ptr(long error ) { { return ((void *)(2012L - error)); } } long ldv_ptr_err(void const *ptr ) { { return ((long )(2012UL - (unsigned long )ptr)); } } bool ldv_is_err_or_null(void const *ptr ) { bool tmp ; int tmp___0 ; { if ((unsigned long )ptr == (unsigned long )((void const *)0)) { tmp___0 = 1; } else { tmp = ldv_is_err(ptr); if ((int )tmp) { tmp___0 = 1; } else { tmp___0 = 0; } } return ((bool )tmp___0); } } int ldv_module_refcounter = 1; void ldv_module_get(struct module *module ) { { if ((unsigned long )module != (unsigned long )((struct module *)0)) { ldv_module_refcounter = ldv_module_refcounter + 1; } else { } return; } } int ldv_try_module_get(struct module *module ) { int module_get_succeeded ; { if ((unsigned long )module != (unsigned long )((struct module *)0)) { module_get_succeeded = ldv_undef_int(); if (module_get_succeeded == 1) { ldv_module_refcounter = ldv_module_refcounter + 1; return (1); } else { return (0); } } else { } return (0); } } void ldv_module_put(struct module *module ) { { if ((unsigned long )module != (unsigned long )((struct module *)0)) { if (ldv_module_refcounter <= 1) { ldv_error(); } else { } ldv_module_refcounter = ldv_module_refcounter - 1; } else { } return; } } void ldv_module_put_and_exit(void) { { ldv_module_put((struct module *)1); LDV_STOP: ; goto LDV_STOP; } } unsigned int ldv_module_refcount(void) { { return ((unsigned int )(ldv_module_refcounter + -1)); } } void ldv_check_final_state(void) { { if (ldv_module_refcounter != 1) { ldv_error(); } else { } return; } }