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 long __kernel_long_t; typedef unsigned long __kernel_ulong_t; typedef int __kernel_pid_t; typedef int __kernel_daddr_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; typedef __u16 __be16; typedef __u32 __be32; 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 u64 dma_addr_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 ; }; struct __anonstruct_mm_segment_t_33 { unsigned long seg ; }; typedef struct __anonstruct_mm_segment_t_33 mm_segment_t; typedef atomic64_t atomic_long_t; struct thread_info { struct task_struct *task ; __u32 flags ; __u32 status ; __u32 cpu ; int saved_preempt_count ; mm_segment_t addr_limit ; void *sysenter_return ; unsigned char sig_on_uaccess_error : 1 ; unsigned char uaccess_err : 1 ; }; 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 execute_work { struct work_struct work ; }; 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 ; }; 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 ; }; 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 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; struct block_device; 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 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 proc_dir_entry; 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 mtop { short mt_op ; int mt_count ; }; struct mtget { long mt_type ; long mt_resid ; long mt_dsreg ; long mt_gstat ; long mt_erreg ; __kernel_daddr_t mt_fileno ; __kernel_daddr_t mt_blkno ; }; struct mtpos { long mt_blkno ; }; 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 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 driver_attribute { struct attribute attr ; ssize_t (*show)(struct device_driver * , char * ) ; ssize_t (*store)(struct device_driver * , char const * , size_t ) ; }; struct class_attribute; struct class { char const *name ; struct module *owner ; struct class_attribute *class_attrs ; struct 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 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 rq_map_data; 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 scatterlist { unsigned long sg_magic ; unsigned long page_link ; unsigned int offset ; unsigned int length ; dma_addr_t dma_address ; unsigned int dma_length ; }; struct sg_table { struct scatterlist *sgl ; unsigned int nents ; unsigned int orig_nents ; }; struct 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 rq_map_data { struct page **pages ; int page_order ; int nr_entries ; unsigned long offset ; int null_mapped ; int from_user ; }; 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 scsi_sense_hdr { u8 response_code ; u8 sense_key ; u8 asc ; u8 ascq ; u8 byte4 ; u8 byte5 ; u8 byte6 ; u8 additional_length ; }; struct scsi_cmnd; struct scsi_device; enum scsi_device_state { SDEV_CREATED = 1, SDEV_RUNNING = 2, SDEV_CANCEL = 3, SDEV_DEL = 4, SDEV_QUIESCE = 5, SDEV_OFFLINE = 6, SDEV_TRANSPORT_OFFLINE = 7, SDEV_BLOCK = 8, SDEV_CREATED_BLOCK = 9 } ; struct Scsi_Host; struct scsi_target; struct scsi_dh_data; struct scsi_device { struct Scsi_Host *host ; struct request_queue *request_queue ; struct list_head siblings ; struct list_head same_target_siblings ; atomic_t device_busy ; atomic_t device_blocked ; spinlock_t list_lock ; struct list_head cmd_list ; struct list_head starved_entry ; struct scsi_cmnd *current_cmnd ; unsigned short queue_depth ; unsigned short max_queue_depth ; unsigned short last_queue_full_depth ; unsigned short last_queue_full_count ; unsigned long last_queue_full_time ; unsigned long queue_ramp_up_period ; unsigned long last_queue_ramp_up ; unsigned int id ; unsigned int channel ; u64 lun ; unsigned int manufacturer ; unsigned int sector_size ; void *hostdata ; char type ; char scsi_level ; char inq_periph_qual ; unsigned char inquiry_len ; unsigned char *inquiry ; char const *vendor ; char const *model ; char const *rev ; int vpd_pg83_len ; unsigned char *vpd_pg83 ; int vpd_pg80_len ; unsigned char *vpd_pg80 ; unsigned char current_tag ; struct scsi_target *sdev_target ; unsigned int sdev_bflags ; unsigned int eh_timeout ; unsigned char removable : 1 ; unsigned char changed : 1 ; unsigned char busy : 1 ; unsigned char lockable : 1 ; unsigned char locked : 1 ; unsigned char borken : 1 ; unsigned char disconnect : 1 ; unsigned char soft_reset : 1 ; unsigned char sdtr : 1 ; unsigned char wdtr : 1 ; unsigned char ppr : 1 ; unsigned char tagged_supported : 1 ; unsigned char simple_tags : 1 ; unsigned char was_reset : 1 ; unsigned char expecting_cc_ua : 1 ; unsigned char use_10_for_rw : 1 ; unsigned char use_10_for_ms : 1 ; unsigned char no_report_opcodes : 1 ; unsigned char no_write_same : 1 ; unsigned char use_16_for_rw : 1 ; unsigned char skip_ms_page_8 : 1 ; unsigned char skip_ms_page_3f : 1 ; unsigned char skip_vpd_pages : 1 ; unsigned char try_vpd_pages : 1 ; unsigned char use_192_bytes_for_3f : 1 ; unsigned char no_start_on_add : 1 ; unsigned char allow_restart : 1 ; unsigned char manage_start_stop : 1 ; unsigned char start_stop_pwr_cond : 1 ; unsigned char no_uld_attach : 1 ; unsigned char select_no_atn : 1 ; unsigned char fix_capacity : 1 ; unsigned char guess_capacity : 1 ; unsigned char retry_hwerror : 1 ; unsigned char last_sector_bug : 1 ; unsigned char no_read_disc_info : 1 ; unsigned char no_read_capacity_16 : 1 ; unsigned char try_rc_10_first : 1 ; unsigned char is_visible : 1 ; unsigned char wce_default_on : 1 ; unsigned char no_dif : 1 ; unsigned char broken_fua : 1 ; unsigned char lun_in_cdb : 1 ; atomic_t disk_events_disable_depth ; unsigned long supported_events[1U] ; unsigned long pending_events[1U] ; struct list_head event_list ; struct work_struct event_work ; unsigned int max_device_blocked ; atomic_t iorequest_cnt ; atomic_t iodone_cnt ; atomic_t ioerr_cnt ; struct device sdev_gendev ; struct device sdev_dev ; struct execute_work ew ; struct work_struct requeue_work ; struct scsi_dh_data *scsi_dh_data ; enum scsi_device_state sdev_state ; unsigned long sdev_data[0U] ; }; struct scsi_device_handler { struct list_head list ; struct module *module ; char const *name ; int (*check_sense)(struct scsi_device * , struct scsi_sense_hdr * ) ; struct scsi_dh_data *(*attach)(struct scsi_device * ) ; void (*detach)(struct scsi_device * ) ; int (*activate)(struct scsi_device * , void (*)(void * , int ) , void * ) ; int (*prep_fn)(struct scsi_device * , struct request * ) ; int (*set_params)(struct scsi_device * , char const * ) ; bool (*match)(struct scsi_device * ) ; }; struct scsi_dh_data { struct scsi_device_handler *scsi_dh ; struct scsi_device *sdev ; struct kref kref ; }; enum scsi_target_state { STARGET_CREATED = 1, STARGET_RUNNING = 2, STARGET_DEL = 3 } ; struct scsi_target { struct scsi_device *starget_sdev_user ; struct list_head siblings ; struct list_head devices ; struct device dev ; struct kref reap_ref ; unsigned int channel ; unsigned int id ; unsigned char create : 1 ; unsigned char single_lun : 1 ; unsigned char pdt_1f_for_no_lun : 1 ; unsigned char no_report_luns : 1 ; unsigned char expecting_lun_change : 1 ; atomic_t target_busy ; atomic_t target_blocked ; unsigned int can_queue ; unsigned int max_target_blocked ; char scsi_level ; enum scsi_target_state state ; void *hostdata ; unsigned long starget_data[0U] ; }; struct scsi_driver { struct device_driver gendrv ; void (*rescan)(struct device * ) ; int (*init_command)(struct scsi_cmnd * ) ; void (*uninit_command)(struct scsi_cmnd * ) ; int (*done)(struct scsi_cmnd * ) ; int (*eh_action)(struct scsi_cmnd * , int ) ; }; struct dma_attrs { unsigned long flags[1U] ; }; enum dma_data_direction { DMA_BIDIRECTIONAL = 0, DMA_TO_DEVICE = 1, DMA_FROM_DEVICE = 2, DMA_NONE = 3 } ; struct dma_map_ops { void *(*alloc)(struct device * , size_t , dma_addr_t * , gfp_t , struct dma_attrs * ) ; void (*free)(struct device * , size_t , void * , dma_addr_t , struct dma_attrs * ) ; int (*mmap)(struct device * , struct vm_area_struct * , void * , dma_addr_t , size_t , struct dma_attrs * ) ; int (*get_sgtable)(struct device * , struct sg_table * , void * , dma_addr_t , size_t , struct dma_attrs * ) ; dma_addr_t (*map_page)(struct device * , struct page * , unsigned long , size_t , enum dma_data_direction , struct dma_attrs * ) ; void (*unmap_page)(struct device * , dma_addr_t , size_t , enum dma_data_direction , struct dma_attrs * ) ; int (*map_sg)(struct device * , struct scatterlist * , int , enum dma_data_direction , struct dma_attrs * ) ; void (*unmap_sg)(struct device * , struct scatterlist * , int , enum dma_data_direction , struct dma_attrs * ) ; void (*sync_single_for_cpu)(struct device * , dma_addr_t , size_t , enum dma_data_direction ) ; void (*sync_single_for_device)(struct device * , dma_addr_t , size_t , enum dma_data_direction ) ; void (*sync_sg_for_cpu)(struct device * , struct scatterlist * , int , enum dma_data_direction ) ; void (*sync_sg_for_device)(struct device * , struct scatterlist * , int , enum dma_data_direction ) ; int (*mapping_error)(struct device * , dma_addr_t ) ; int (*dma_supported)(struct device * , u64 ) ; int (*set_dma_mask)(struct device * , u64 ) ; int is_phys ; }; struct scsi_data_buffer { struct sg_table table ; unsigned int length ; int resid ; }; struct scsi_pointer { char *ptr ; int this_residual ; struct scatterlist *buffer ; int buffers_residual ; dma_addr_t dma_handle ; int volatile Status ; int volatile Message ; int volatile have_data_in ; int volatile sent_command ; int volatile phase ; }; struct scsi_cmnd { struct scsi_device *device ; struct list_head list ; struct list_head eh_entry ; struct delayed_work abort_work ; int eh_eflags ; unsigned long serial_number ; unsigned long jiffies_at_alloc ; int retries ; int allowed ; unsigned char prot_op ; unsigned char prot_type ; unsigned char prot_flags ; unsigned short cmd_len ; enum dma_data_direction sc_data_direction ; unsigned char *cmnd ; struct scsi_data_buffer sdb ; struct scsi_data_buffer *prot_sdb ; unsigned int underflow ; unsigned int transfersize ; struct request *request ; unsigned char *sense_buffer ; void (*scsi_done)(struct scsi_cmnd * ) ; struct scsi_pointer SCp ; unsigned char *host_scribble ; int result ; int flags ; unsigned char tag ; }; 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_259 { spinlock_t lock ; struct list_head dispatch ; }; struct blk_mq_hw_ctx { struct __anonstruct____missing_field_name_259 __annonCompField83 ; 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 scsi_host_cmd_pool; struct scsi_transport_template; struct scsi_host_template { struct module *module ; char const *name ; int (*detect)(struct scsi_host_template * ) ; int (*release)(struct Scsi_Host * ) ; char const *(*info)(struct Scsi_Host * ) ; int (*ioctl)(struct scsi_device * , int , void * ) ; int (*compat_ioctl)(struct scsi_device * , int , void * ) ; int (*queuecommand)(struct Scsi_Host * , struct scsi_cmnd * ) ; int (*eh_abort_handler)(struct scsi_cmnd * ) ; int (*eh_device_reset_handler)(struct scsi_cmnd * ) ; int (*eh_target_reset_handler)(struct scsi_cmnd * ) ; int (*eh_bus_reset_handler)(struct scsi_cmnd * ) ; int (*eh_host_reset_handler)(struct scsi_cmnd * ) ; int (*slave_alloc)(struct scsi_device * ) ; int (*slave_configure)(struct scsi_device * ) ; void (*slave_destroy)(struct scsi_device * ) ; int (*target_alloc)(struct scsi_target * ) ; void (*target_destroy)(struct scsi_target * ) ; int (*scan_finished)(struct Scsi_Host * , unsigned long ) ; void (*scan_start)(struct Scsi_Host * ) ; int (*change_queue_depth)(struct scsi_device * , int ) ; int (*bios_param)(struct scsi_device * , struct block_device * , sector_t , int * ) ; void (*unlock_native_capacity)(struct scsi_device * ) ; int (*show_info)(struct seq_file * , struct Scsi_Host * ) ; int (*write_info)(struct Scsi_Host * , char * , int ) ; enum blk_eh_timer_return (*eh_timed_out)(struct scsi_cmnd * ) ; int (*host_reset)(struct Scsi_Host * , int ) ; char const *proc_name ; struct proc_dir_entry *proc_dir ; int can_queue ; int this_id ; unsigned short sg_tablesize ; unsigned short sg_prot_tablesize ; unsigned int max_sectors ; unsigned long dma_boundary ; short cmd_per_lun ; unsigned char present ; int tag_alloc_policy ; unsigned char use_blk_tags : 1 ; unsigned char track_queue_depth : 1 ; unsigned char supported_mode : 2 ; unsigned char unchecked_isa_dma : 1 ; unsigned char use_clustering : 1 ; unsigned char emulated : 1 ; unsigned char skip_settle_delay : 1 ; unsigned char no_write_same : 1 ; unsigned char no_async_abort : 1 ; unsigned int max_host_blocked ; struct device_attribute **shost_attrs ; struct device_attribute **sdev_attrs ; struct list_head legacy_hosts ; u64 vendor_id ; unsigned int cmd_size ; struct scsi_host_cmd_pool *cmd_pool ; bool disable_blk_mq ; }; enum scsi_host_state { SHOST_CREATED = 1, SHOST_RUNNING = 2, SHOST_CANCEL = 3, SHOST_DEL = 4, SHOST_RECOVERY = 5, SHOST_CANCEL_RECOVERY = 6, SHOST_DEL_RECOVERY = 7 } ; union __anonunion____missing_field_name_260 { struct blk_queue_tag *bqt ; struct blk_mq_tag_set tag_set ; }; struct Scsi_Host { struct list_head __devices ; struct list_head __targets ; struct scsi_host_cmd_pool *cmd_pool ; spinlock_t free_list_lock ; struct list_head free_list ; struct list_head starved_list ; spinlock_t default_lock ; spinlock_t *host_lock ; struct mutex scan_mutex ; struct list_head eh_cmd_q ; struct task_struct *ehandler ; struct completion *eh_action ; wait_queue_head_t host_wait ; struct scsi_host_template *hostt ; struct scsi_transport_template *transportt ; union __anonunion____missing_field_name_260 __annonCompField84 ; atomic_t host_busy ; atomic_t host_blocked ; unsigned int host_failed ; unsigned int host_eh_scheduled ; unsigned int host_no ; int eh_deadline ; unsigned long last_reset ; unsigned int max_channel ; unsigned int max_id ; u64 max_lun ; unsigned int unique_id ; unsigned short max_cmd_len ; int this_id ; int can_queue ; short cmd_per_lun ; unsigned short sg_tablesize ; unsigned short sg_prot_tablesize ; unsigned int max_sectors ; unsigned long dma_boundary ; unsigned int nr_hw_queues ; unsigned long cmd_serial_number ; unsigned char active_mode : 2 ; unsigned char unchecked_isa_dma : 1 ; unsigned char use_clustering : 1 ; unsigned char host_self_blocked : 1 ; unsigned char reverse_ordering : 1 ; unsigned char tmf_in_progress : 1 ; unsigned char async_scan : 1 ; unsigned char eh_noresume : 1 ; unsigned char no_write_same : 1 ; unsigned char use_blk_mq : 1 ; unsigned char use_cmd_list : 1 ; char work_q_name[20U] ; struct workqueue_struct *work_q ; struct workqueue_struct *tmf_work_q ; unsigned char no_scsi2_lun_in_cdb : 1 ; unsigned int max_host_blocked ; unsigned int prot_capabilities ; unsigned char prot_guard_type ; struct request_queue *uspace_req_q ; unsigned long base ; unsigned long io_port ; unsigned char n_io_port ; unsigned char dma_channel ; unsigned int irq ; enum scsi_host_state shost_state ; struct device shost_gendev ; struct device shost_dev ; struct list_head sht_legacy_list ; void *shost_data ; struct device *dma_dev ; unsigned long hostdata[0U] ; }; struct st_cmdstatus { int midlevel_result ; struct scsi_sense_hdr sense_hdr ; int have_sense ; int residual ; u64 uremainder64 ; u8 flags ; u8 remainder_valid ; u8 fixed_format ; u8 deferred ; }; struct scsi_tape; struct st_request { unsigned char cmd[16U] ; unsigned char sense[96U] ; int result ; struct scsi_tape *stp ; struct completion *waiting ; struct bio *bio ; }; struct st_buffer { unsigned char dma ; unsigned char cleared ; unsigned short do_dio ; int buffer_size ; int buffer_blocks ; int buffer_bytes ; int read_pointer ; int writing ; int syscall_result ; struct st_request *last_SRpnt ; struct st_cmdstatus cmdstat ; struct page **reserved_pages ; int reserved_page_order ; struct page **mapped_pages ; struct rq_map_data map_data ; unsigned char *b_data ; unsigned short use_sg ; unsigned short sg_segs ; unsigned short frp_segs ; }; struct st_modedef { unsigned char defined ; unsigned char sysv ; unsigned char do_async_writes ; unsigned char do_buffer_writes ; unsigned char do_read_ahead ; unsigned char defaults_for_writes ; unsigned char default_compression ; short default_density ; int default_blksize ; struct scsi_tape *tape ; struct device *devs[2U] ; struct cdev *cdevs[2U] ; }; struct st_partstat { unsigned char rw ; unsigned char eof ; unsigned char at_sm ; unsigned char last_block_valid ; u32 last_block_visited ; int drv_block ; int drv_file ; }; struct scsi_tape_stats { atomic64_t read_byte_cnt ; atomic64_t write_byte_cnt ; atomic64_t in_flight ; atomic64_t read_cnt ; atomic64_t write_cnt ; atomic64_t other_cnt ; atomic64_t resid_cnt ; atomic64_t tot_read_time ; atomic64_t tot_write_time ; atomic64_t tot_io_time ; ktime_t read_time ; ktime_t write_time ; ktime_t other_time ; atomic_t last_read_size ; atomic_t last_write_size ; }; struct scsi_tape { struct scsi_driver *driver ; struct scsi_device *device ; struct mutex lock ; struct completion wait ; struct st_buffer *buffer ; int index ; unsigned char omit_blklims ; unsigned char do_auto_lock ; unsigned char can_bsr ; unsigned char can_partitions ; unsigned char two_fm ; unsigned char fast_mteom ; unsigned char immediate ; unsigned char restr_dma ; unsigned char scsi2_logical ; unsigned char default_drvbuffer ; unsigned char cln_mode ; unsigned char cln_sense_value ; unsigned char cln_sense_mask ; unsigned char use_pf ; unsigned char try_dio ; unsigned char try_dio_now ; unsigned char c_algo ; unsigned char pos_unknown ; unsigned char sili ; unsigned char immediate_filemark ; int tape_type ; int long_timeout ; unsigned long max_pfn ; struct st_modedef modes[4U] ; int current_mode ; int partition ; int new_partition ; int nbr_partitions ; struct st_partstat ps[4U] ; unsigned char dirty ; unsigned char ready ; unsigned char write_prot ; unsigned char drv_write_prot ; unsigned char in_use ; unsigned char blksize_changed ; unsigned char density_changed ; unsigned char compression_changed ; unsigned char drv_buffer ; unsigned char density ; unsigned char door_locked ; unsigned char autorew_dev ; unsigned char rew_at_close ; unsigned char inited ; unsigned char cleaning_req ; int block_size ; int min_block ; int max_block ; int recover_count ; int recover_reg ; struct gendisk *disk ; struct kref kref ; struct scsi_tape_stats *stats ; }; struct __anonstruct_osst_mode_parameter_header_t_266 { u8 mode_data_length ; u8 medium_type ; u8 dsp ; u8 bdl ; }; typedef struct __anonstruct_osst_mode_parameter_header_t_266 osst_mode_parameter_header_t; struct __anonstruct_osst_capabilities_page_t_270 { unsigned char page_code : 6 ; unsigned char reserved1_67 : 2 ; u8 page_length ; u8 reserved2 ; u8 reserved3 ; unsigned char ro : 1 ; unsigned char reserved4_1234 : 4 ; unsigned char sprev : 1 ; unsigned char reserved4_67 : 2 ; unsigned char reserved5_012 : 3 ; unsigned char efmt : 1 ; unsigned char reserved5_4 : 1 ; unsigned char qfa : 1 ; unsigned char reserved5_67 : 2 ; unsigned char lock : 1 ; unsigned char locked : 1 ; unsigned char prevent : 1 ; unsigned char eject : 1 ; unsigned char reserved6_45 : 2 ; unsigned char ecc : 1 ; unsigned char cmprs : 1 ; unsigned char reserved7_0 : 1 ; unsigned char blk512 : 1 ; unsigned char blk1024 : 1 ; unsigned char reserved7_3_6 : 4 ; unsigned char blk32768 : 1 ; __be16 max_speed ; u8 reserved10 ; u8 reserved11 ; __be16 ctl ; __be16 speed ; __be16 buffer_size ; u8 reserved18 ; u8 reserved19 ; }; typedef struct __anonstruct_osst_capabilities_page_t_270 osst_capabilities_page_t; struct __anonstruct_osst_block_size_page_t_271 { unsigned char page_code : 6 ; unsigned char reserved1_6 : 1 ; unsigned char ps : 1 ; u8 page_length ; u8 reserved2 ; unsigned char play32 : 1 ; unsigned char play32_5 : 1 ; unsigned char reserved2_23 : 2 ; unsigned char record32 : 1 ; unsigned char record32_5 : 1 ; unsigned char reserved2_6 : 1 ; unsigned char one : 1 ; }; typedef struct __anonstruct_osst_block_size_page_t_271 osst_block_size_page_t; struct __anonstruct_osst_tape_paramtr_page_t_272 { unsigned char page_code : 6 ; unsigned char reserved1_6 : 1 ; unsigned char ps : 1 ; u8 reserved2 ; u8 density ; u8 reserved3 ; u8 reserved4 ; __be16 segtrk ; __be16 trks ; u8 reserved5 ; u8 reserved6 ; u8 reserved7 ; u8 reserved8 ; u8 reserved9 ; u8 reserved10 ; }; typedef struct __anonstruct_osst_tape_paramtr_page_t_272 osst_tape_paramtr_page_t; struct os_partition_s { __u8 partition_num ; __u8 par_desc_ver ; __be16 wrt_pass_cntr ; __be32 first_frame_ppos ; __be32 last_frame_ppos ; __be32 eod_frame_ppos ; }; typedef struct os_partition_s os_partition_t; struct os_dat_entry_s { __be32 blk_sz ; __be16 blk_cnt ; __u8 flags ; __u8 reserved ; }; typedef struct os_dat_entry_s os_dat_entry_t; struct os_dat_s { __u8 dat_sz ; __u8 reserved1 ; __u8 entry_cnt ; __u8 reserved3 ; os_dat_entry_t dat_list[16U] ; }; typedef struct os_dat_s os_dat_t; struct os_aux_s { __be32 format_id ; char application_sig[4U] ; __be32 hdwr ; __be32 update_frame_cntr ; __u8 frame_type ; __u8 frame_type_reserved ; __u8 reserved_18_19[2U] ; os_partition_t partition ; __u8 reserved_36_43[8U] ; __be32 frame_seq_num ; __be32 logical_blk_num_high ; __be32 logical_blk_num ; os_dat_t dat ; __u8 reserved188_191[4U] ; __be32 filemark_cnt ; __be32 phys_fm ; __be32 last_mark_ppos ; __u8 reserved204_223[20U] ; __be32 next_mark_ppos ; __be32 last_mark_lbn ; __u8 linux_specific[24U] ; __u8 reserved_256_511[256U] ; }; typedef struct os_aux_s os_aux_t; struct os_fm_tab_s { __u8 fm_part_num ; __u8 reserved_1 ; __u8 fm_tab_ent_sz ; __u8 reserved_3 ; __be16 fm_tab_ent_cnt ; __u8 reserved6_15[10U] ; __be32 fm_tab_ent[1024U] ; }; typedef struct os_fm_tab_s os_fm_tab_t; struct os_ext_trk_ey_s { __u8 et_part_num ; __u8 fmt ; __be16 fm_tab_off ; __u8 reserved4_7[4U] ; __be32 last_hlb_hi ; __be32 last_hlb ; __be32 last_pp ; __u8 reserved20_31[12U] ; }; typedef struct os_ext_trk_ey_s os_ext_trk_ey_t; struct os_ext_trk_tb_s { __u8 nr_stream_part ; __u8 reserved_1 ; __u8 et_ent_sz ; __u8 reserved3_15[13U] ; os_ext_trk_ey_t dat_ext_trk_ey ; os_ext_trk_ey_t qfa_ext_trk_ey ; }; typedef struct os_ext_trk_tb_s os_ext_trk_tb_t; struct os_header_s { char ident_str[8U] ; __u8 major_rev ; __u8 minor_rev ; __be16 ext_trk_tb_off ; __u8 reserved12_15[4U] ; __u8 pt_par_num ; __u8 pt_reserved1_3[3U] ; os_partition_t partition[16U] ; __be32 cfg_col_width ; __be32 dat_col_width ; __be32 qfa_col_width ; __u8 cartridge[16U] ; __u8 reserved304_511[208U] ; __be32 old_filemark_list[4170U] ; os_ext_trk_tb_t ext_track_tb ; __u8 reserved17272_17735[464U] ; os_fm_tab_t dat_fm_tab ; os_fm_tab_t qfa_fm_tab ; __u8 reserved25960_32767[6808U] ; }; typedef struct os_header_s os_header_t; struct osst_request; struct osst_buffer { unsigned char in_use ; unsigned char dma ; int buffer_size ; int buffer_blocks ; int buffer_bytes ; int read_pointer ; int writing ; int midlevel_result ; int syscall_result ; struct osst_request *last_SRpnt ; struct st_cmdstatus cmdstat ; struct rq_map_data map_data ; unsigned char *b_data ; os_aux_t *aux ; unsigned short use_sg ; unsigned short sg_segs ; unsigned short orig_sg_segs ; struct scatterlist sg[1U] ; }; struct osst_tape { struct scsi_driver *driver ; unsigned int capacity ; struct scsi_device *device ; struct mutex lock ; struct completion wait ; struct osst_buffer *buffer ; unsigned char omit_blklims ; unsigned char do_auto_lock ; unsigned char can_bsr ; unsigned char can_partitions ; unsigned char two_fm ; unsigned char fast_mteom ; unsigned char restr_dma ; unsigned char scsi2_logical ; unsigned char default_drvbuffer ; unsigned char pos_unknown ; int write_threshold ; int timeout ; int long_timeout ; struct st_modedef modes[4U] ; int current_mode ; int partition ; int new_partition ; int nbr_partitions ; struct st_partstat ps[4U] ; unsigned char dirty ; unsigned char ready ; unsigned char write_prot ; unsigned char drv_write_prot ; unsigned char in_use ; unsigned char blksize_changed ; unsigned char density_changed ; unsigned char compression_changed ; unsigned char drv_buffer ; unsigned char density ; unsigned char door_locked ; unsigned char rew_at_close ; unsigned char inited ; int block_size ; int min_block ; int max_block ; int recover_count ; int abort_count ; int write_count ; int read_count ; int recover_erreg ; int os_fw_rev ; unsigned char raw ; unsigned char poll ; unsigned char frame_in_buffer ; int frame_seq_number ; int logical_blk_num ; unsigned int first_frame_position ; unsigned int last_frame_position ; int cur_frames ; int max_frames ; char application_sig[5U] ; unsigned char fast_open ; unsigned short wrt_pass_cntr ; int update_frame_cntr ; int onstream_write_error ; int header_ok ; int linux_media ; int linux_media_version ; os_header_t *header_cache ; int filemark_cnt ; int first_mark_ppos ; int last_mark_ppos ; int last_mark_lbn ; int first_data_ppos ; int eod_frame_ppos ; int eod_frame_lfa ; int write_type ; int read_error_frame ; unsigned long cmd_start_time ; unsigned long max_cmd_time ; struct gendisk *drive ; }; struct osst_request { unsigned char cmd[16U] ; unsigned char sense[96U] ; int result ; struct osst_tape *stp ; struct completion *waiting ; struct bio *bio ; }; struct osst_support_data { char *vendor ; char *model ; char *rev ; char *driver_hint ; }; typedef int ldv_func_ret_type; __inline static long ldv__builtin_expect(long exp , long c ) ; extern struct module __this_module ; __inline static int variable_test_bit(long nr , unsigned long const volatile *addr ) { int oldbit ; { __asm__ volatile ("bt %2,%1\n\tsbb %0,%0": "=r" (oldbit): "m" (*((unsigned long *)addr)), "Ir" (nr)); return (oldbit); } } __inline static int fls64(__u64 x ) { int bitpos ; { bitpos = -1; __asm__ ("bsrq %1,%q0": "+r" (bitpos): "rm" (x)); return (bitpos + 1); } } __inline static __u32 __arch_swab32(__u32 val ) { { __asm__ ("bswapl %0": "=r" (val): "0" (val)); return (val); } } __inline static __u16 __fswab16(__u16 val ) { { return ((__u16 )((int )((short )((int )val << 8)) | (int )((short )((int )val >> 8)))); } } __inline static __u32 __fswab32(__u32 val ) { __u32 tmp ; { tmp = __arch_swab32(val); return (tmp); } } extern int printk(char const * , ...) ; extern void __might_fault(char const * , int ) ; extern void panic(char const * , ...) ; extern int sprintf(char * , char const * , ...) ; extern int snprintf(char * , size_t , char const * , ...) ; bool ldv_is_err(void const *ptr ) ; long ldv_ptr_err(void const *ptr ) ; extern void __bad_percpu_size(void) ; __inline static int __get_order(unsigned long size ) { int order ; { size = size - 1UL; size = size >> 12; order = fls64((__u64 )size); return (order); } } 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 int memcmp(void const * , void const * , size_t ) ; extern size_t strlen(char const * ) ; extern char *strcpy(char * , char const * ) ; extern size_t strlcpy(char * , char const * , size_t ) ; extern int strncmp(char const * , char const * , __kernel_size_t ) ; __inline static long PTR_ERR(void const *ptr ) ; __inline static bool IS_ERR(void const *ptr ) ; __inline static long atomic64_read(atomic64_t const *v ) { long __var ; { __var = 0L; return ((long )*((long const volatile *)(& v->counter))); } } __inline static long atomic_long_read(atomic_long_t *l ) { atomic64_t *v ; long tmp ; { v = l; tmp = atomic64_read((atomic64_t const *)v); return (tmp); } } __inline static int test_ti_thread_flag(struct thread_info *ti , int flag ) { int tmp ; { tmp = variable_test_bit((long )flag, (unsigned long const volatile *)(& ti->flags)); return (tmp); } } extern void _raw_write_lock(rwlock_t * ) ; extern void _raw_write_unlock(rwlock_t * ) ; extern void __init_waitqueue_head(wait_queue_head_t * , char const * , struct lock_class_key * ) ; extern void __mutex_init(struct mutex * , char const * , struct lock_class_key * ) ; extern void mutex_lock_nested(struct mutex * , unsigned int ) ; extern int mutex_lock_interruptible_nested(struct mutex * , unsigned int ) ; extern void mutex_unlock(struct mutex * ) ; __inline static void init_completion(struct completion *x ) { struct lock_class_key __key ; { x->done = 0U; __init_waitqueue_head(& x->wait, "&x->wait", & __key); return; } } extern void wait_for_completion(struct completion * ) ; extern void complete(struct completion * ) ; extern unsigned long volatile jiffies ; extern unsigned int jiffies_to_msecs(unsigned long const ) ; extern unsigned long __msecs_to_jiffies(unsigned int const ) ; __inline static unsigned long msecs_to_jiffies(unsigned int const m ) { unsigned long tmp___0 ; { tmp___0 = __msecs_to_jiffies(m); return (tmp___0); } } 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 bool capable(int ) ; extern long schedule_timeout_interruptible(long ) ; __inline static int test_tsk_thread_flag(struct task_struct *tsk , int flag ) { int tmp ; { tmp = test_ti_thread_flag((struct thread_info *)tsk->stack, flag); return (tmp); } } __inline static int signal_pending(struct task_struct *p ) { int tmp ; long tmp___0 ; { tmp = test_tsk_thread_flag(p, 2); tmp___0 = ldv__builtin_expect(tmp != 0, 0L); return ((int )tmp___0); } } 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_IN_INTERRUPT = 1; int ldv_state_variable_8 ; int ldv_state_variable_6 ; int ldv_state_variable_0 ; int ldv_state_variable_9 ; int ldv_state_variable_5 ; struct inode *osst_fops_group1 ; int ldv_state_variable_3 ; int ldv_state_variable_2 ; int ref_cnt ; struct file *osst_fops_group2 ; int ldv_state_variable_1 ; int ldv_state_variable_7 ; int ldv_state_variable_4 ; struct device *osst_template_group0 ; void ldv_initialize_scsi_driver_9(void) ; void ldv_file_operations_8(void) ; static char const *cvsid = "$Id: osst.c,v 1.73 2005/01/01 21:13:34 wriede Exp $"; static char const *osst_version = "0.99.4"; __inline static unsigned int iminor(struct inode const *inode ) { { return ((unsigned int )inode->i_rdev & 1048575U); } } extern int __register_chrdev(unsigned int , unsigned int , unsigned int , char const * , struct file_operations const * ) ; extern void __unregister_chrdev(unsigned int , unsigned int , unsigned int , char const * ) ; __inline static int register_chrdev(unsigned int major , char const *name , struct file_operations const *fops ) { int tmp ; { tmp = __register_chrdev(major, 0U, 256U, name, fops); return (tmp); } } __inline static int ldv_register_chrdev_5(unsigned int major , char const *name , struct file_operations const *fops ) ; __inline static void unregister_chrdev(unsigned int major , char const *name ) { { __unregister_chrdev(major, 0U, 256U, name); return; } } __inline static void ldv_unregister_chrdev_6(unsigned int major , char const *name ) ; __inline static void ldv_unregister_chrdev_6(unsigned int major , char const *name ) ; extern loff_t noop_llseek(struct file * , loff_t , int ) ; __inline static void *lowmem_page_address(struct page const *page ) { { return ((void *)((unsigned long )((unsigned long long )(((long )page + 24189255811072L) / 64L) << 12) + 0xffff880000000000UL)); } } extern void *vmalloc(unsigned long ) ; extern void vfree(void const * ) ; extern void driver_unregister(struct device_driver * ) ; extern int driver_create_file(struct device_driver * , struct driver_attribute const * ) ; extern void driver_remove_file(struct device_driver * , struct driver_attribute const * ) ; extern struct class *__class_create(struct module * , char const * , struct lock_class_key * ) ; extern void class_destroy(struct class * ) ; extern int device_create_file(struct device * , struct device_attribute const * ) ; __inline static void *dev_get_drvdata(struct device const *dev ) { { return ((void *)dev->driver_data); } } extern struct device *device_create(struct class * , struct device * , dev_t , void * , char const * , ...) ; extern void device_destroy(struct class * , dev_t ) ; extern struct gendisk *alloc_disk(int ) ; extern void put_disk(struct gendisk * ) ; 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 sg_assign_page(struct scatterlist *sg , struct page *page ) { unsigned long page_link ; long tmp ; long tmp___0 ; long tmp___1 ; { page_link = sg->page_link & 3UL; tmp = ldv__builtin_expect(((unsigned long )page & 3UL) != 0UL, 0L); if (tmp != 0L) { __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/scatterlist.h"), "i" (90), "i" (12UL)); ldv_31198: ; goto ldv_31198; } else { } tmp___0 = ldv__builtin_expect(sg->sg_magic != 2271560481UL, 0L); if (tmp___0 != 0L) { __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/scatterlist.h"), "i" (92), "i" (12UL)); ldv_31199: ; goto ldv_31199; } else { } tmp___1 = ldv__builtin_expect((long )((int )sg->page_link) & 1L, 0L); if (tmp___1 != 0L) { __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/scatterlist.h"), "i" (93), "i" (12UL)); ldv_31200: ; goto ldv_31200; } else { } sg->page_link = page_link | (unsigned long )page; return; } } __inline static void sg_set_page(struct scatterlist *sg , struct page *page , unsigned int len , unsigned int offset ) { { sg_assign_page(sg, page); sg->offset = offset; sg->length = len; return; } } __inline static struct page *sg_page(struct scatterlist *sg ) { long tmp ; long tmp___0 ; { tmp = ldv__builtin_expect(sg->sg_magic != 2271560481UL, 0L); if (tmp != 0L) { __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/scatterlist.h"), "i" (123), "i" (12UL)); ldv_31210: ; goto ldv_31210; } else { } tmp___0 = ldv__builtin_expect((long )((int )sg->page_link) & 1L, 0L); if (tmp___0 != 0L) { __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/scatterlist.h"), "i" (124), "i" (12UL)); ldv_31211: ; goto ldv_31211; } else { } return ((struct page *)(sg->page_link & 0xfffffffffffffffcUL)); } } extern struct scatterlist *sg_next(struct scatterlist * ) ; extern void blk_put_request(struct request * ) ; extern void __blk_put_request(struct request_queue * , struct request * ) ; extern struct request *blk_get_request(struct request_queue * , int , gfp_t ) ; extern void blk_rq_set_block_pc(struct request * ) ; extern int blk_rq_map_user(struct request_queue * , struct request * , struct rq_map_data * , void * , unsigned long , gfp_t ) ; extern int blk_rq_unmap_user(struct bio * ) ; extern int blk_rq_map_kern(struct request_queue * , struct request * , void * , unsigned int , gfp_t ) ; extern void blk_execute_rq_nowait(struct request_queue * , struct gendisk * , struct request * , int , rq_end_io_fn * ) ; extern void msleep(unsigned int ) ; extern unsigned char const scsi_command_size_tbl[8U] ; extern bool scsi_normalize_sense(u8 const * , int , struct scsi_sense_hdr * ) ; extern void __scsi_print_sense(struct scsi_device const * , char const * , unsigned char const * , int ) ; extern void sdev_prefix_printk(char const * , struct scsi_device const * , char const * , char const * , ...) ; extern int scsi_device_get(struct scsi_device * ) ; extern void scsi_device_put(struct scsi_device * ) ; extern int scsi_set_medium_removal(struct scsi_device * , char ) ; extern int scsi_register_driver(struct device_driver * ) ; extern int scsi_block_when_processing_errors(struct scsi_device * ) ; extern u8 const *scsi_sense_desc_find(u8 const * , int , int ) ; extern int scsi_get_sense_info_fld(u8 const * , int , u64 * ) ; extern int scsi_ioctl_block_when_processing_errors(struct scsi_device * , int , bool ) ; extern int scsi_ioctl(struct scsi_device * , int , void * ) ; static struct mutex osst_int_mutex = {{1}, {{{{{0}}, 3735899821U, 4294967295U, (void *)-1, {0, {0, 0}, "osst_int_mutex.wait_lock", 0, 0UL}}}}, {& osst_int_mutex.wait_list, & osst_int_mutex.wait_list}, 0, (void *)(& osst_int_mutex), {0, {0, 0}, "osst_int_mutex", 0, 0UL}}; static int max_dev = 0; static int write_threshold_kbs = 0; static int max_sg_segs = 0; static int osst_buffer_size = 32768; static int osst_write_threshold = 32768; static int osst_max_sg_segs = 9; static int osst_max_dev = 4; static int osst_nr_dev ; static struct osst_tape **os_scsi_tapes = (struct osst_tape **)0; static rwlock_t os_scsi_tapes_lock = {{{0}, {{0}}}, 3736018669U, 4294967295U, (void *)-1, {0, {0, 0}, "os_scsi_tapes_lock", 0, 0UL}}; static int modes_defined = 0; static struct osst_buffer *new_tape_buffer(int from_initialization , int need_dma , int max_sg ) ; static int enlarge_buffer(struct osst_buffer *STbuffer , int need_dma ) ; static void normalize_buffer(struct osst_buffer *STbuffer ) ; static int append_to_buffer(char const *ubp , struct osst_buffer *st_bp , int do_count ) ; static int from_buffer(struct osst_buffer *st_bp , char *ubp , int do_count ) ; static int osst_zero_buffer_tail(struct osst_buffer *st_bp ) ; static int osst_copy_to_buffer(struct osst_buffer *st_bp , unsigned char *ptr ) ; static int osst_copy_from_buffer(struct osst_buffer *st_bp , unsigned char *ptr ) ; static int osst_probe(struct device *dev ) ; static int osst_remove(struct device *dev ) ; static struct scsi_driver osst_template = {{"osst", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, & osst_probe, & osst_remove, 0, 0, 0, 0, 0, 0}, 0, 0, 0, 0, 0}; static int osst_int_ioctl(struct osst_tape *STp , struct osst_request **aSRpnt , unsigned int cmd_in , unsigned long arg ) ; static int osst_set_frame_position(struct osst_tape *STp , struct osst_request **aSRpnt , int ppos , int skip ) ; static int osst_get_frame_position(struct osst_tape *STp , struct osst_request **aSRpnt ) ; static int osst_flush_write_buffer(struct osst_tape *STp , struct osst_request **aSRpnt ) ; static int osst_write_error_recovery(struct osst_tape *STp , struct osst_request **aSRpnt , int pending ) ; __inline static char *tape_name(struct osst_tape *tape ) { { return ((char *)(& (tape->drive)->disk_name)); } } static void osst_analyze_sense(struct osst_request *SRpnt , struct st_cmdstatus *s ) { u8 const *ucp ; u8 const *sense ; bool tmp ; int tmp___0 ; { sense = (u8 const *)(& SRpnt->sense); tmp = scsi_normalize_sense((u8 const *)(& SRpnt->sense), 96, & s->sense_hdr); s->have_sense = (int )tmp; s->flags = 0U; if (s->have_sense != 0) { s->deferred = 0U; tmp___0 = scsi_get_sense_info_fld(sense, 96, & s->uremainder64); s->remainder_valid = (u8 )tmp___0; switch ((int )*sense & 127) { case 113: s->deferred = 1U; case 112: s->fixed_format = 1U; s->flags = (unsigned int )((u8 )*(sense + 2UL)) & 224U; goto ldv_35538; case 115: s->deferred = 1U; case 114: s->fixed_format = 0U; ucp = scsi_sense_desc_find(sense, 96, 4); s->flags = (unsigned long )ucp != (unsigned long )((u8 const *)0U) ? (unsigned int )((u8 )*(ucp + 3UL)) & 224U : 0U; goto ldv_35538; } ldv_35538: ; } else { } return; } } static int osst_chk_result(struct osst_tape *STp , struct osst_request *SRpnt ) { char *name ; char *tmp ; int result ; u8 *sense ; u8 scode ; struct st_cmdstatus *cmdstatp ; int notyetprinted ; { tmp = tape_name(STp); name = tmp; result = SRpnt->result; sense = (u8 *)(& SRpnt->sense); if (result == 0) { return (0); } else { } cmdstatp = & (STp->buffer)->cmdstat; osst_analyze_sense(SRpnt, cmdstatp); if (cmdstatp->have_sense != 0) { scode = (STp->buffer)->cmdstat.sense_hdr.sense_key; } else { scode = 0U; } if (cmdstatp->have_sense != 0 && ((((((unsigned int )scode != 0U && (unsigned int )scode != 1U) && (unsigned int )scode != 8U) && (unsigned int )scode != 13U) && (unsigned int )SRpnt->cmd[0] != 26U) && (unsigned int )SRpnt->cmd[0] != 0U)) { if (cmdstatp->have_sense != 0) { printk("\f%s:W: Command with sense data:\n", name); __scsi_print_sense((struct scsi_device const *)STp->device, (char const *)name, (unsigned char const *)(& SRpnt->sense), 96); } else { notyetprinted = 1; printk("\f%s:W: Warning %x (driver bt 0x%x, host bt 0x%x).\n", name, result, (int )((unsigned int )result >> 24), (result >> 16) & 255); if (notyetprinted != 0) { notyetprinted = 0; printk("\016%s:I: This warning may be caused by your scsi controller,\n", name); printk("\016%s:I: it has been reported with some Buslogic cards.\n", name); } else { } } } else { } STp->pos_unknown = (int )STp->pos_unknown | (int )(STp->device)->was_reset; if (cmdstatp->have_sense != 0 && (unsigned int )scode == 1U) { STp->recover_count = STp->recover_count + 1; STp->recover_erreg = STp->recover_erreg + 1; if (((int )*(sense + 2UL) & 224) == 0) { return (0); } else { } } else { } return (-5); } } static void osst_end_async(struct request *req , int update ) { struct osst_request *SRpnt ; struct osst_tape *STp ; struct rq_map_data *mdata ; int tmp ; { SRpnt = (struct osst_request *)req->end_io_data; STp = SRpnt->stp; mdata = & ((SRpnt->stp)->buffer)->map_data; tmp = req->errors; SRpnt->result = tmp; (STp->buffer)->cmdstat.midlevel_result = tmp; if ((unsigned long )SRpnt->waiting != (unsigned long )((struct completion *)0)) { complete(SRpnt->waiting); } else { } if ((unsigned long )SRpnt->bio != (unsigned long )((struct bio *)0)) { kfree((void const *)mdata->pages); blk_rq_unmap_user(SRpnt->bio); } else { } __blk_put_request(req->q, req); return; } } static struct osst_request *osst_allocate_request(void) { void *tmp ; { tmp = kzalloc(144UL, 208U); return ((struct osst_request *)tmp); } } static void osst_release_request(struct osst_request *streq ) { { kfree((void const *)streq); return; } } static int osst_execute(struct osst_request *SRpnt , unsigned char const *cmd , int cmd_len , int data_direction , void *buffer , unsigned int bufflen , int use_sg , int timeout , int retries ) { struct request *req ; struct page **pages ; struct rq_map_data *mdata ; int err ; int write ; bool tmp ; struct scatterlist *sg ; struct scatterlist *sgl ; int i ; void *tmp___0 ; { pages = (struct page **)0; mdata = & ((SRpnt->stp)->buffer)->map_data; err = 0; write = data_direction == 1; req = blk_get_request(((SRpnt->stp)->device)->request_queue, write, 208U); tmp = IS_ERR((void const *)req); if ((int )tmp) { return (67108864); } else { } blk_rq_set_block_pc(req); req->cmd_flags = req->cmd_flags | 16777216ULL; SRpnt->bio = (struct bio *)0; if (use_sg != 0) { sgl = (struct scatterlist *)buffer; tmp___0 = kzalloc((unsigned long )use_sg * 8UL, 208U); pages = (struct page **)tmp___0; if ((unsigned long )pages == (unsigned long )((struct page **)0)) { goto free_req; } else { } i = 0; sg = sgl; goto ldv_35585; ldv_35584: *(pages + (unsigned long )i) = sg_page(sg); i = i + 1; sg = sg_next(sg); ldv_35585: ; if (i < use_sg) { goto ldv_35584; } else { } mdata->null_mapped = 1; mdata->page_order = __get_order((unsigned long )sgl->length); mdata->nr_entries = (int )((((unsigned long )bufflen + (4096UL << mdata->page_order)) - 1UL) >> (mdata->page_order + 12)); mdata->offset = 0UL; err = blk_rq_map_user(req->q, req, mdata, (void *)0, (unsigned long )bufflen, 208U); if (err != 0) { kfree((void const *)pages); goto free_req; } else { } SRpnt->bio = req->bio; mdata->pages = pages; } else if (bufflen != 0U) { err = blk_rq_map_kern(req->q, req, buffer, bufflen, 208U); if (err != 0) { goto free_req; } else { } } else { } req->cmd_len = (unsigned short )cmd_len; memset((void *)req->cmd, 0, 16UL); memcpy((void *)req->cmd, (void const *)cmd, (size_t )req->cmd_len); req->sense = (void *)(& SRpnt->sense); req->sense_len = 0U; req->timeout = (unsigned int )timeout; req->retries = retries; req->end_io_data = (void *)SRpnt; blk_execute_rq_nowait(req->q, (struct gendisk *)0, req, 1, & osst_end_async); return (0); free_req: blk_put_request(req); return (67108864); } } static struct osst_request *osst_do_scsi(struct osst_request *SRpnt , struct osst_tape *STp , unsigned char *cmd , int bytes , int direction , int timeout , int retries , int do_wait ) { unsigned char *bp ; unsigned short use_sg ; struct completion *waiting ; char *tmp ; struct task_struct *tmp___0 ; int tmp___1 ; char *tmp___2 ; struct task_struct *tmp___3 ; int tmp___4 ; int tmp___5 ; { if (do_wait == 0 && (unsigned long )(STp->buffer)->last_SRpnt != (unsigned long )((struct osst_request *)0)) { tmp = tape_name(STp); printk("\v%s: Async command already active.\n", tmp); tmp___0 = get_current(); tmp___1 = signal_pending(tmp___0); if (tmp___1 != 0) { (STp->buffer)->syscall_result = -4; } else { (STp->buffer)->syscall_result = -16; } return ((struct osst_request *)0); } else { } if ((unsigned long )SRpnt == (unsigned long )((struct osst_request *)0)) { SRpnt = osst_allocate_request(); if ((unsigned long )SRpnt == (unsigned long )((struct osst_request *)0)) { tmp___2 = tape_name(STp); printk("\v%s: Can\'t allocate SCSI request.\n", tmp___2); tmp___3 = get_current(); tmp___4 = signal_pending(tmp___3); if (tmp___4 != 0) { (STp->buffer)->syscall_result = -4; } else { (STp->buffer)->syscall_result = -16; } return ((struct osst_request *)0); } else { } SRpnt->stp = STp; } else { } if (do_wait == 0) { (STp->buffer)->last_SRpnt = SRpnt; } else { } waiting = & STp->wait; init_completion(waiting); SRpnt->waiting = waiting; use_sg = (unsigned int )bytes > (STp->buffer)->sg[0].length ? (STp->buffer)->use_sg : 0U; if ((unsigned int )use_sg != 0U) { bp = (unsigned char *)(& (STp->buffer)->sg); if ((int )(STp->buffer)->sg_segs < (int )use_sg) { use_sg = (STp->buffer)->sg_segs; } else { } } else { bp = (STp->buffer)->b_data; } memcpy((void *)(& SRpnt->cmd), (void const *)cmd, 16UL); (STp->buffer)->cmdstat.have_sense = 0; (STp->buffer)->syscall_result = 0; tmp___5 = osst_execute(SRpnt, (unsigned char const *)cmd, (int )scsi_command_size_tbl[((int )*cmd >> 5) & 7], direction, (void *)bp, (unsigned int )bytes, (int )use_sg, timeout, retries); if (tmp___5 != 0) { (STp->buffer)->syscall_result = -16; } else if (do_wait != 0) { wait_for_completion(waiting); SRpnt->waiting = (struct completion *)0; (STp->buffer)->syscall_result = osst_chk_result(STp, SRpnt); } else { } return (SRpnt); } } static void osst_write_behind_check(struct osst_tape *STp ) { struct osst_buffer *STbuffer ; { STbuffer = STp->buffer; wait_for_completion(& STp->wait); ((STp->buffer)->last_SRpnt)->waiting = (struct completion *)0; (STp->buffer)->syscall_result = osst_chk_result(STp, (STp->buffer)->last_SRpnt); if ((STp->buffer)->syscall_result != 0) { (STp->buffer)->syscall_result = osst_write_error_recovery(STp, & (STp->buffer)->last_SRpnt, 1); } else { STp->first_frame_position = STp->first_frame_position + 1U; } osst_release_request((STp->buffer)->last_SRpnt); if (STbuffer->writing < STbuffer->buffer_bytes) { printk("\fosst :A: write_behind_check: something left in buffer!\n"); } else { } STbuffer->last_SRpnt = (struct osst_request *)0; STbuffer->buffer_bytes = STbuffer->buffer_bytes - STbuffer->writing; STbuffer->writing = 0; return; } } static void osst_init_aux(struct osst_tape *STp , int frame_type , int frame_seq_number , int logical_blk_num , int blk_sz , int blk_cnt ) { os_aux_t *aux ; os_partition_t *par ; os_dat_t *dat ; __u32 tmp ; __u32 tmp___0 ; __u32 tmp___1 ; __u16 tmp___2 ; __u16 tmp___3 ; __u32 tmp___4 ; __u32 tmp___5 ; __u32 tmp___6 ; __u32 tmp___7 ; __u32 tmp___8 ; __u32 tmp___9 ; __u32 tmp___10 ; { aux = (STp->buffer)->aux; par = & aux->partition; dat = & aux->dat; if ((unsigned int )STp->raw != 0U) { return; } else { } memset((void *)aux, 0, 512UL); aux->format_id = 0U; memcpy((void *)(& aux->application_sig), (void const *)"LIN4", 4UL); aux->hdwr = 0U; aux->frame_type = (__u8 )frame_type; switch (frame_type) { case 8: tmp = __fswab32((__u32 )STp->update_frame_cntr); aux->update_frame_cntr = tmp; par->partition_num = 255U; par->par_desc_ver = 1U; par->wrt_pass_cntr = 65535U; par->first_frame_ppos = 0U; par->last_frame_ppos = 3070951424U; aux->frame_seq_num = 0U; aux->logical_blk_num_high = 0U; aux->logical_blk_num = 0U; tmp___0 = __fswab32((__u32 )STp->first_mark_ppos); aux->next_mark_ppos = tmp___0; goto ldv_35616; case 128: ; case 2: dat->dat_sz = 8U; dat->reserved1 = 0U; dat->entry_cnt = 1U; dat->reserved3 = 0U; tmp___1 = __fswab32((__u32 )blk_sz); dat->dat_list[0].blk_sz = tmp___1; tmp___2 = __fswab16((int )((__u16 )blk_cnt)); dat->dat_list[0].blk_cnt = tmp___2; dat->dat_list[0].flags = frame_type == 2 ? 1U : 12U; dat->dat_list[0].reserved = 0U; case 1: aux->update_frame_cntr = 0U; par->partition_num = 0U; par->par_desc_ver = 1U; tmp___3 = __fswab16((int )STp->wrt_pass_cntr); par->wrt_pass_cntr = tmp___3; tmp___4 = __fswab32((__u32 )STp->first_data_ppos); par->first_frame_ppos = tmp___4; tmp___5 = __fswab32(STp->capacity); par->last_frame_ppos = tmp___5; tmp___6 = __fswab32((__u32 )frame_seq_number); aux->frame_seq_num = tmp___6; aux->logical_blk_num_high = 0U; tmp___7 = __fswab32((__u32 )logical_blk_num); aux->logical_blk_num = tmp___7; goto ldv_35616; default: ; } ldv_35616: tmp___8 = __fswab32((__u32 )STp->filemark_cnt); aux->filemark_cnt = tmp___8; aux->phys_fm = 4294967295U; tmp___9 = __fswab32((__u32 )STp->last_mark_ppos); aux->last_mark_ppos = tmp___9; tmp___10 = __fswab32((__u32 )STp->last_mark_lbn); aux->last_mark_lbn = tmp___10; return; } } static int osst_verify_frame(struct osst_tape *STp , int frame_seq_number , int quiet ) { char *name ; char *tmp ; os_aux_t *aux ; os_partition_t *par ; struct st_partstat *STps ; int blk_cnt ; int blk_sz ; int i ; struct page *tmp___0 ; void *tmp___1 ; __u32 tmp___2 ; int tmp___3 ; int tmp___4 ; __u16 tmp___5 ; __u32 tmp___6 ; __u32 tmp___7 ; __u32 tmp___8 ; __u32 tmp___9 ; __u16 tmp___10 ; __u32 tmp___11 ; __u32 tmp___12 ; __u32 tmp___13 ; { tmp = tape_name(STp); name = tmp; aux = (STp->buffer)->aux; par = & aux->partition; STps = (struct st_partstat *)(& STp->ps) + (unsigned long )STp->partition; if ((unsigned int )STp->raw != 0U) { if ((STp->buffer)->syscall_result != 0) { i = 0; goto ldv_35634; ldv_35633: tmp___0 = sg_page((struct scatterlist *)(& (STp->buffer)->sg) + (unsigned long )i); tmp___1 = lowmem_page_address((struct page const *)tmp___0); memset(tmp___1, 0, (size_t )(STp->buffer)->sg[i].length); i = i + 1; ldv_35634: ; if ((int )(STp->buffer)->sg_segs > i) { goto ldv_35633; } else { } strcpy((char *)(STp->buffer)->b_data, "READ OLD_ERROR ON FRAME"); } else { (STp->buffer)->buffer_bytes = 33280; } return (1); } else { } if ((STp->buffer)->syscall_result != 0) { return (0); } else { } tmp___2 = __fswab32(aux->format_id); if (tmp___2 != 0U) { goto err_out; } else { } tmp___3 = memcmp((void const *)(& aux->application_sig), (void const *)(& STp->application_sig), 4UL); if (tmp___3 != 0) { tmp___4 = memcmp((void const *)(& aux->application_sig), (void const *)"LIN3", 4UL); if (tmp___4 != 0 || STp->linux_media_version != 4) { goto err_out; } else { } } else { } if ((unsigned int )par->partition_num != 0U) { if (STp->linux_media == 0 || STp->linux_media_version != 2) { goto err_out; } else { } } else { } if ((unsigned int )par->par_desc_ver != 1U) { goto err_out; } else { } tmp___5 = __fswab16((int )par->wrt_pass_cntr); if ((int )tmp___5 != (int )STp->wrt_pass_cntr) { goto err_out; } else { } if (((unsigned int )aux->frame_type != 128U && (unsigned int )aux->frame_type != 1U) && (unsigned int )aux->frame_type != 2U) { goto err_out; } else { } if ((unsigned int )aux->frame_type == 1U && STp->first_frame_position < (unsigned int )STp->eod_frame_ppos) { printk("\016%s:I: Skipping premature EOD frame %d\n", name, STp->first_frame_position); goto err_out; } else { } if (frame_seq_number != -1) { tmp___6 = __fswab32(aux->frame_seq_num); if (tmp___6 != (unsigned int )frame_seq_number) { goto err_out; } else { } } else { } if ((unsigned int )aux->frame_type == 2U) { STps->eof = 1U; tmp___7 = __fswab32(aux->filemark_cnt); i = (int )tmp___7; if ((unsigned long )STp->header_cache != (unsigned long )((os_header_t *)0) && i <= 1023) { if (STp->filemark_cnt < i) { goto _L; } else { tmp___9 = __fswab32((STp->header_cache)->dat_fm_tab.fm_tab_ent[i]); if (STp->first_frame_position - 1U != tmp___9) { _L: /* CIL Label */ tmp___8 = __fswab32(STp->first_frame_position - 1U); (STp->header_cache)->dat_fm_tab.fm_tab_ent[i] = tmp___8; if (STp->filemark_cnt <= i) { STp->filemark_cnt = i + 1; } else { } } else { } } } else { } } else { } if ((unsigned int )aux->frame_type == 1U) { STps->eof = 5U; STp->frame_in_buffer = 1U; } else { } if ((unsigned int )aux->frame_type == 128U) { tmp___10 = __fswab16((int )aux->dat.dat_list[0].blk_cnt); blk_cnt = (int )tmp___10; tmp___11 = __fswab32(aux->dat.dat_list[0].blk_sz); blk_sz = (int )tmp___11; (STp->buffer)->buffer_bytes = blk_cnt * blk_sz; (STp->buffer)->read_pointer = 0; STp->frame_in_buffer = 1U; if (STp->block_size != blk_sz && blk_sz > 0) { printk("\016%s:I: File was written with block size %d%c, currently %d%c, adjusted to match.\n", name, blk_sz > 1023 ? blk_sz / 1024 : blk_sz, blk_sz <= 1023 ? 98 : 107, STp->block_size <= 1023 ? STp->block_size : STp->block_size / 1024, STp->block_size <= 1023 ? 98 : 107); STp->block_size = blk_sz; (STp->buffer)->buffer_blocks = 32768 / blk_sz; } else { } STps->eof = 0U; } else { } tmp___12 = __fswab32(aux->frame_seq_num); STp->frame_seq_number = (int )tmp___12; tmp___13 = __fswab32(aux->logical_blk_num); STp->logical_blk_num = (int )tmp___13; return (1); err_out: ; if (STp->read_error_frame == 0) { STp->read_error_frame = (int )(STp->first_frame_position - 1U); } else { } return (0); } } static int osst_wait_ready(struct osst_tape *STp , struct osst_request **aSRpnt , unsigned int timeout , int initial_delay ) { unsigned char cmd[16U] ; struct osst_request *SRpnt ; unsigned long startwait ; unsigned int tmp ; int tmp___0 ; { startwait = jiffies; if (initial_delay > 0) { tmp = jiffies_to_msecs((unsigned long const )initial_delay); msleep(tmp); } else { } memset((void *)(& cmd), 0, 16UL); cmd[0] = 0U; SRpnt = osst_do_scsi(*aSRpnt, STp, (unsigned char *)(& cmd), 0, 3, STp->timeout, 0, 1); *aSRpnt = SRpnt; if ((unsigned long )SRpnt == (unsigned long )((struct osst_request *)0)) { return (-16); } else { } goto ldv_35653; ldv_35652: msleep(100U); memset((void *)(& cmd), 0, 16UL); cmd[0] = 0U; SRpnt = osst_do_scsi(SRpnt, STp, (unsigned char *)(& cmd), 0, 3, STp->timeout, 0, 1); ldv_35653: ; if (((STp->buffer)->syscall_result != 0 && (long )((unsigned long )jiffies - ((unsigned long )(timeout * 250U) + startwait)) < 0L) && ((((unsigned int )SRpnt->sense[2] == 2U && (unsigned int )SRpnt->sense[12] == 4U) && ((unsigned int )SRpnt->sense[13] == 1U || (unsigned int )SRpnt->sense[13] == 8U)) || (((unsigned int )SRpnt->sense[2] == 6U && (unsigned int )SRpnt->sense[12] == 40U) && (unsigned int )SRpnt->sense[13] == 0U))) { goto ldv_35652; } else { } *aSRpnt = SRpnt; if ((STp->buffer)->syscall_result != 0) { tmp___0 = osst_write_error_recovery(STp, aSRpnt, 0); if (tmp___0 != 0) { return (-5); } else { } } else { } return (0); } } static int osst_wait_for_medium(struct osst_tape *STp , struct osst_request **aSRpnt , unsigned int timeout ) { unsigned char cmd[16U] ; struct osst_request *SRpnt ; unsigned long startwait ; { startwait = jiffies; memset((void *)(& cmd), 0, 16UL); cmd[0] = 0U; SRpnt = osst_do_scsi(*aSRpnt, STp, (unsigned char *)(& cmd), 0, 3, STp->timeout, 0, 1); *aSRpnt = SRpnt; if ((unsigned long )SRpnt == (unsigned long )((struct osst_request *)0)) { return (-16); } else { } goto ldv_35670; ldv_35669: msleep(100U); memset((void *)(& cmd), 0, 16UL); cmd[0] = 0U; SRpnt = osst_do_scsi(SRpnt, STp, (unsigned char *)(& cmd), 0, 3, STp->timeout, 0, 1); ldv_35670: ; if (((((STp->buffer)->syscall_result != 0 && (long )((unsigned long )jiffies - ((unsigned long )(timeout * 250U) + startwait)) < 0L) && (unsigned int )SRpnt->sense[2] == 2U) && (unsigned int )SRpnt->sense[12] == 58U) && (unsigned int )SRpnt->sense[13] == 0U) { goto ldv_35669; } else { } *aSRpnt = SRpnt; if ((((STp->buffer)->syscall_result != 0 && (unsigned int )SRpnt->sense[2] != 2U) && (unsigned int )SRpnt->sense[12] != 4U) && (unsigned int )SRpnt->sense[13] == 1U) { return (0); } else { } return (1); } } static int osst_position_tape_and_confirm(struct osst_tape *STp , struct osst_request **aSRpnt , int frame ) { int retval ; int tmp ; { osst_wait_ready(STp, aSRpnt, 900U, 0); retval = osst_set_frame_position(STp, aSRpnt, frame, 0); if (retval != 0) { return (retval); } else { } osst_wait_ready(STp, aSRpnt, 900U, 1); tmp = osst_get_frame_position(STp, aSRpnt); return (tmp); } } static int osst_flush_drive_buffer(struct osst_tape *STp , struct osst_request **aSRpnt ) { unsigned char cmd[16U] ; struct osst_request *SRpnt ; int result ; int delay ; int tmp ; { result = 0; delay = 20; memset((void *)(& cmd), 0, 16UL); cmd[0] = 16U; cmd[1] = 1U; SRpnt = osst_do_scsi(*aSRpnt, STp, (unsigned char *)(& cmd), 0, 3, STp->timeout, 0, 1); *aSRpnt = SRpnt; if ((unsigned long )SRpnt == (unsigned long )((struct osst_request *)0)) { return (-16); } else { } if ((STp->buffer)->syscall_result != 0) { if (((int )SRpnt->sense[2] & 15) == 2 && (unsigned int )SRpnt->sense[12] == 4U) { if ((unsigned int )SRpnt->sense[13] == 8U) { delay = 125; } else { } } else { result = osst_write_error_recovery(STp, aSRpnt, 0); } } else { } tmp = osst_wait_ready(STp, aSRpnt, 300U, delay); result = tmp | result; STp->ps[STp->partition].rw = 3U; return (result); } } static int osst_wait_frame(struct osst_tape *STp , struct osst_request **aSRpnt , int curr , int minlast , int to ) { unsigned long startwait ; char *name ; char *tmp ; int result ; { startwait = jiffies; tmp = tape_name(STp); name = tmp; if (minlast >= 0 && (unsigned int )STp->ps[STp->partition].rw != 1U) { printk("\v%s:A: Waiting for frame without having initialized read!\n", name); } else { } goto ldv_35704; ldv_35703: result = osst_get_frame_position(STp, aSRpnt); if (result == -5) { result = osst_write_error_recovery(STp, aSRpnt, 0); if (result == 0) { return (0); } else { } } else { } if (result < 0) { goto ldv_35702; } else { } if ((STp->first_frame_position == (unsigned int )curr && ((minlast < 0 && (int )STp->last_frame_position > curr + minlast) || (minlast >= 0 && STp->cur_frames > minlast))) && result >= 0) { return (0); } else { } msleep(100U); ldv_35704: ; if ((long )((unsigned long )jiffies - ((unsigned long )(to * 250) + startwait)) < 0L) { goto ldv_35703; } else { } ldv_35702: ; return (-16); } } static int osst_recover_wait_frame(struct osst_tape *STp , struct osst_request **aSRpnt , int writing ) { struct osst_request *SRpnt ; unsigned char cmd[16U] ; unsigned long startwait ; int retval ; char *name ; char *tmp ; char mybuf[24U] ; char *olddata ; int oldsize ; { startwait = jiffies; retval = 1; tmp = tape_name(STp); name = tmp; if (writing != 0) { olddata = (char *)(STp->buffer)->b_data; oldsize = (STp->buffer)->buffer_size; memset((void *)(& cmd), 0, 16UL); cmd[0] = 16U; cmd[1] = 1U; SRpnt = osst_do_scsi(*aSRpnt, STp, (unsigned char *)(& cmd), 0, 3, STp->timeout, 0, 1); goto ldv_35726; ldv_35725: ; if ((STp->buffer)->syscall_result != 0 && ((int )SRpnt->sense[2] & 15) != 2) { retval = osst_write_error_recovery(STp, aSRpnt, 0); goto ldv_35724; } else { } schedule_timeout_interruptible(25L); (STp->buffer)->b_data = (unsigned char *)(& mybuf); (STp->buffer)->buffer_size = 24; memset((void *)(& cmd), 0, 16UL); cmd[0] = 52U; SRpnt = osst_do_scsi(SRpnt, STp, (unsigned char *)(& cmd), 20, 2, STp->timeout, 0, 1); retval = (STp->buffer)->syscall_result != 0 || (unsigned int )*((STp->buffer)->b_data + 15UL) > 25U; (STp->buffer)->b_data = (unsigned char *)olddata; (STp->buffer)->buffer_size = oldsize; ldv_35726: ; if (retval != 0 && (long )(((unsigned long )jiffies - startwait) - 75000UL) < 0L) { goto ldv_35725; } else { } ldv_35724: ; if (retval != 0) { printk("\v%s:E: Device did not succeed to write buffered data\n", name); } else { } } else if ((STp->buffer)->syscall_result != 0) { printk("\f%s:W: Recover_wait_frame(read) cannot handle %02x:%02x:%02x\n", name, (int )(*aSRpnt)->sense[2] & 15, (int )(*aSRpnt)->sense[12], (int )(*aSRpnt)->sense[13]); } else { } return (retval); } } static int osst_read_frame(struct osst_tape *STp , struct osst_request **aSRpnt , int timeout ) { unsigned char cmd[16U] ; struct osst_request *SRpnt ; int retval ; int tmp ; { retval = 0; if ((unsigned int )STp->poll != 0U) { tmp = osst_wait_frame(STp, aSRpnt, (int )STp->first_frame_position, 0, timeout); if (tmp != 0) { retval = osst_recover_wait_frame(STp, aSRpnt, 0); } else { } } else { } memset((void *)(& cmd), 0, 16UL); cmd[0] = 8U; cmd[1] = 1U; cmd[4] = 1U; SRpnt = osst_do_scsi(*aSRpnt, STp, (unsigned char *)(& cmd), 33280, 2, STp->timeout, 0, 1); *aSRpnt = SRpnt; if ((unsigned long )SRpnt == (unsigned long )((struct osst_request *)0)) { return (-16); } else { } if ((STp->buffer)->syscall_result != 0) { retval = 1; if (STp->read_error_frame == 0) { STp->read_error_frame = (int )STp->first_frame_position; } else { } } else { STp->first_frame_position = STp->first_frame_position + 1U; } return (retval); } } static int osst_initiate_read(struct osst_tape *STp , struct osst_request **aSRpnt ) { struct st_partstat *STps ; struct osst_request *SRpnt ; unsigned char cmd[16U] ; int retval ; char *name ; char *tmp ; { STps = (struct st_partstat *)(& STp->ps) + (unsigned long )STp->partition; retval = 0; tmp = tape_name(STp); name = tmp; if ((unsigned int )STps->rw != 1U) { if ((unsigned int )STps->rw == 2U || (unsigned int )STp->dirty != 0U) { STp->write_type = 0; osst_flush_write_buffer(STp, aSRpnt); osst_flush_drive_buffer(STp, aSRpnt); } else { } STps->rw = 1U; STp->frame_in_buffer = 0U; memset((void *)(& cmd), 0, 16UL); cmd[0] = 8U; cmd[1] = 1U; SRpnt = osst_do_scsi(*aSRpnt, STp, (unsigned char *)(& cmd), 0, 3, STp->timeout, 0, 1); *aSRpnt = SRpnt; retval = (STp->buffer)->syscall_result; if (retval != 0) { printk("\f%s:W: Error starting read ahead\n", name); } else { } } else { } return (retval); } } static int osst_get_logical_frame(struct osst_tape *STp , struct osst_request **aSRpnt , int frame_seq_number , int quiet ) { struct st_partstat *STps ; char *name ; char *tmp ; int cnt ; int bad ; int past ; int x ; int position ; int tmp___0 ; int tmp___1 ; int tmp___2 ; int tmp___3 ; __u32 tmp___4 ; int tmp___5 ; int tmp___6 ; int tmp___7 ; { STps = (struct st_partstat *)(& STp->ps) + (unsigned long )STp->partition; tmp = tape_name(STp); name = tmp; cnt = 0; bad = 0; past = 0; if (frame_seq_number == -1 && (unsigned int )STp->frame_in_buffer != 0U) { return ((int )STps->eof); } else { } ldv_35759: tmp___0 = cnt; cnt = cnt + 1; if (tmp___0 > 400) { printk("\v%s:E: Couldn\'t find logical frame %d, aborting\n", name, frame_seq_number); if (STp->read_error_frame != 0) { osst_set_frame_position(STp, aSRpnt, STp->read_error_frame, 0); STp->read_error_frame = 0; STp->abort_count = STp->abort_count + 1; } else { } return (-5); } else { } tmp___1 = osst_initiate_read(STp, aSRpnt); if (tmp___1 != 0) { goto _L; } else if ((unsigned int )STp->frame_in_buffer == 0U) { tmp___2 = osst_read_frame(STp, aSRpnt, 30); if (tmp___2 != 0) { _L: /* CIL Label */ if ((unsigned int )STp->raw != 0U) { return (-5); } else { } position = osst_get_frame_position(STp, aSRpnt); if (position > 2989 && position <= 2999) { position = 3000; } else if (STp->eod_frame_ppos < position) { position = STp->read_error_frame + -1; bad = 0; } else { bad = bad + 1; if (bad == 10) { position = STp->read_error_frame + -1; bad = 0; } else { position = position + 29; cnt = cnt + 19; } } osst_set_frame_position(STp, aSRpnt, position, 0); goto ldv_35757; } else { } } else { } tmp___3 = osst_verify_frame(STp, frame_seq_number, quiet); if (tmp___3 != 0) { goto ldv_35758; } else { } tmp___6 = osst_verify_frame(STp, -1, quiet); if (tmp___6 != 0) { tmp___4 = __fswab32(((STp->buffer)->aux)->frame_seq_num); x = (int )tmp___4; if ((unsigned int )STp->fast_open != 0U) { printk("\f%s:W: Found logical frame %d instead of %d after fast open\n", name, x, frame_seq_number); STp->header_ok = 0; STp->read_error_frame = 0; return (-5); } else { } if (x > frame_seq_number) { past = past + 1; if (past > 3) { position = STp->read_error_frame + -1; } else { tmp___5 = osst_get_frame_position(STp, aSRpnt); position = ((tmp___5 + frame_seq_number) - x) + -1; if (STp->first_frame_position > 2999U && position <= 2999) { position = position + -10; } else { } } osst_set_frame_position(STp, aSRpnt, position, 0); cnt = cnt + 10; } else { past = 0; } } else { } tmp___7 = osst_get_frame_position(STp, aSRpnt); if (tmp___7 == 2991) { osst_set_frame_position(STp, aSRpnt, 3000, 0); cnt = cnt - 1; } else { } STp->frame_in_buffer = 0U; ldv_35757: ; goto ldv_35759; ldv_35758: ; if (cnt > 1) { STp->recover_count = STp->recover_count + 1; STp->recover_erreg = STp->recover_erreg + 1; printk("\f%s:I: Don\'t worry, Read error at position %d recovered\n", name, STp->read_error_frame); } else { } STp->read_count = STp->read_count + 1; STp->fast_open = 0U; STp->read_error_frame = 0; return ((int )STps->eof); } } static int osst_seek_logical_blk(struct osst_tape *STp , struct osst_request **aSRpnt , int logical_blk_num ) { struct st_partstat *STps ; char *name ; char *tmp ; int retries ; int frame_seq_estimate ; int ppos_estimate ; int move ; __u32 tmp___0 ; __u32 tmp___2 ; unsigned int tmp___3 ; __u32 tmp___4 ; __u16 tmp___5 ; int tmp___6 ; int tmp___7 ; { STps = (struct st_partstat *)(& STp->ps) + (unsigned long )STp->partition; tmp = tape_name(STp); name = tmp; retries = 0; if (logical_blk_num < 0) { logical_blk_num = 0; } else { } if (STps->drv_block >= 0) { move = logical_blk_num - STp->logical_blk_num; if (move < 0) { move = (1 - 32768 / STp->block_size) + move; } else { } move = move / (32768 / STp->block_size); frame_seq_estimate = STp->frame_seq_number + move; } else { frame_seq_estimate = (STp->block_size * logical_blk_num) / 32768; } if (frame_seq_estimate <= 2979) { ppos_estimate = frame_seq_estimate + 10; } else { ppos_estimate = frame_seq_estimate + 20; } goto ldv_35771; ldv_35774: ; if (STp->eod_frame_ppos + -2 < ppos_estimate) { frame_seq_estimate = ((STp->eod_frame_ppos + -2) - ppos_estimate) + frame_seq_estimate; ppos_estimate = STp->eod_frame_ppos + -2; } else { } if (frame_seq_estimate < 0) { frame_seq_estimate = 0; ppos_estimate = 10; } else { } osst_set_frame_position(STp, aSRpnt, ppos_estimate, 0); tmp___6 = osst_get_logical_frame(STp, aSRpnt, frame_seq_estimate, 1); if (tmp___6 >= 0) { if (STp->logical_blk_num > logical_blk_num) { goto _L; } else { tmp___5 = __fswab16((int )((STp->buffer)->aux)->dat.dat_list[0].blk_cnt); if (STp->logical_blk_num + (int )tmp___5 <= logical_blk_num) { _L: /* CIL Label */ if ((unsigned int )STps->eof == 1U) { move = STp->logical_blk_num > logical_blk_num ? -2 : 1; } else { move = logical_blk_num - STp->logical_blk_num; if (move < 0) { move = (1 - 32768 / STp->block_size) + move; } else { } move = move / (32768 / STp->block_size); } if (move == 0) { move = STp->logical_blk_num < logical_blk_num ? 1 : -1; } else { } frame_seq_estimate = frame_seq_estimate + move; ppos_estimate = ppos_estimate + move; goto ldv_35771; } else { (STp->buffer)->read_pointer = (logical_blk_num - STp->logical_blk_num) * STp->block_size; (STp->buffer)->buffer_bytes = (STp->buffer)->buffer_bytes - (STp->buffer)->read_pointer; STp->logical_blk_num = logical_blk_num; tmp___0 = __fswab32(((STp->buffer)->aux)->filemark_cnt); STps->drv_file = (int )tmp___0; if ((unsigned int )STps->eof == 1U) { STps->drv_file = STps->drv_file + 1; STps->drv_block = 0; } else { tmp___4 = __fswab32(((STp->buffer)->aux)->last_mark_lbn); if (tmp___4 != 0U) { if (STps->drv_file != 0) { tmp___2 = __fswab32(((STp->buffer)->aux)->last_mark_lbn); tmp___3 = tmp___2 + 1U; } else { tmp___3 = 0U; } STps->drv_block = (int )((unsigned int )STp->logical_blk_num - tmp___3); } else { STps->drv_block = -1; } } STps->eof = STp->first_frame_position >= (unsigned int )STp->eod_frame_ppos ? 7U : 0U; return (0); } } } else { } tmp___7 = osst_get_logical_frame(STp, aSRpnt, -1, 1); if (tmp___7 < 0) { goto error; } else { } if (STp->frame_seq_number != frame_seq_estimate) { ppos_estimate = (frame_seq_estimate - STp->frame_seq_number) + ppos_estimate; } else { goto ldv_35773; } ldv_35771: retries = retries + 1; if (retries <= 9) { goto ldv_35774; } else { } ldv_35773: ; error: printk("\v%s:E: Couldn\'t seek to logical block %d (at %d), %d retries\n", name, logical_blk_num, STp->logical_blk_num, retries); return (-5); } } static int osst_get_sector(struct osst_tape *STp , struct osst_request **aSRpnt ) { int sector ; { if (STp->ps[STp->partition].drv_block >= 0) { sector = (int )((unsigned int )STp->frame_in_buffer != 0U ? (STp->first_frame_position - 1U) << 6 : STp->first_frame_position << 6); if ((unsigned int )STp->ps[STp->partition].rw == 2U) { sector = (((STp->buffer)->buffer_bytes >> 9) & 63) | sector; } else { sector = (((STp->buffer)->read_pointer >> 9) & 63) | sector; } } else { sector = osst_get_frame_position(STp, aSRpnt); if (sector > 0) { sector = sector << 6; } else { } } return (sector); } } static int osst_seek_sector(struct osst_tape *STp , struct osst_request **aSRpnt , int sector ) { struct st_partstat *STps ; int frame ; int offset ; int r ; int tmp ; int tmp___0 ; int tmp___1 ; int tmp___2 ; int tmp___3 ; __u16 tmp___4 ; int tmp___5 ; __u32 tmp___6 ; __u32 tmp___8 ; unsigned int tmp___9 ; __u32 tmp___10 ; { STps = (struct st_partstat *)(& STp->ps) + (unsigned long )STp->partition; frame = sector >> 6; offset = (sector & 63) << 9; if (frame < 0 || (unsigned int )frame >= STp->capacity) { return (-6); } else { } if (STp->first_data_ppos >= frame) { tmp___1 = 0; STps->drv_block = tmp___1; tmp___0 = tmp___1; STps->drv_file = tmp___0; tmp = tmp___0; STp->logical_blk_num = tmp; STp->frame_seq_number = tmp; tmp___2 = osst_set_frame_position(STp, aSRpnt, frame, 0); return (tmp___2); } else { } r = osst_set_frame_position(STp, aSRpnt, offset == 0 ? frame + -1 : frame, 0); if (r < 0) { return (r); } else { } r = osst_get_logical_frame(STp, aSRpnt, -1, 1); if (r < 0) { return (r); } else { } tmp___3 = osst_get_frame_position(STp, aSRpnt); if (tmp___3 != (offset != 0 ? frame + 1 : frame)) { return (-5); } else { } if (offset != 0) { STp->logical_blk_num = STp->logical_blk_num + offset / STp->block_size; (STp->buffer)->read_pointer = offset; (STp->buffer)->buffer_bytes = (STp->buffer)->buffer_bytes - offset; } else { STp->frame_seq_number = STp->frame_seq_number + 1; STp->frame_in_buffer = 0U; tmp___4 = __fswab16((int )((STp->buffer)->aux)->dat.dat_list[0].blk_cnt); STp->logical_blk_num = STp->logical_blk_num + (int )tmp___4; tmp___5 = 0; (STp->buffer)->read_pointer = tmp___5; (STp->buffer)->buffer_bytes = tmp___5; } tmp___6 = __fswab32(((STp->buffer)->aux)->filemark_cnt); STps->drv_file = (int )tmp___6; if ((unsigned int )STps->eof == 1U) { STps->drv_file = STps->drv_file + 1; STps->drv_block = 0; } else { tmp___10 = __fswab32(((STp->buffer)->aux)->last_mark_lbn); if (tmp___10 != 0U) { if (STps->drv_file != 0) { tmp___8 = __fswab32(((STp->buffer)->aux)->last_mark_lbn); tmp___9 = tmp___8 + 1U; } else { tmp___9 = 0U; } STps->drv_block = (int )((unsigned int )STp->logical_blk_num - tmp___9); } else { STps->drv_block = -1; } } STps->eof = STp->first_frame_position >= (unsigned int )STp->eod_frame_ppos ? 7U : 0U; return (0); } } static int osst_read_back_buffer_and_rewrite(struct osst_tape *STp , struct osst_request **aSRpnt , unsigned int frame , unsigned int skip , int pending ) { struct osst_request *SRpnt ; unsigned char *buffer ; unsigned char *p ; unsigned char cmd[16U] ; int flag ; int new_frame ; int i ; int nframes ; int blks_per_frame ; __u16 tmp ; int frame_seq_number ; __u32 tmp___0 ; int logical_blk_num ; __u32 tmp___1 ; char *name ; char *tmp___2 ; unsigned long startwait ; void *tmp___3 ; __u32 tmp___4 ; { SRpnt = *aSRpnt; nframes = STp->cur_frames; tmp = __fswab16((int )((STp->buffer)->aux)->dat.dat_list[0].blk_cnt); blks_per_frame = (int )tmp; tmp___0 = __fswab32(((STp->buffer)->aux)->frame_seq_num); frame_seq_number = (int )((tmp___0 - (unsigned int )(nframes + pending)) + 1U); tmp___1 = __fswab32(((STp->buffer)->aux)->logical_blk_num); logical_blk_num = (int )(tmp___1 + (unsigned int )((1 - (nframes + pending)) * blks_per_frame)); tmp___2 = tape_name(STp); name = tmp___2; startwait = jiffies; tmp___3 = vmalloc((unsigned long )((nframes + 1) * 32768)); buffer = (unsigned char *)tmp___3; if ((unsigned long )buffer == (unsigned long )((unsigned char *)0U)) { return (-5); } else { } printk("\016%s:I: Reading back %d frames from drive buffer%s\n", name, nframes, pending != 0 ? (char *)" and one that was pending" : (char *)""); p = buffer + (unsigned long )(nframes * 32768); osst_copy_from_buffer(STp->buffer, p); i = 0; p = buffer; goto ldv_35810; ldv_35809: memset((void *)(& cmd), 0, 16UL); cmd[0] = 60U; cmd[1] = 6U; cmd[7] = 128U; cmd[8] = 0U; SRpnt = osst_do_scsi(SRpnt, STp, (unsigned char *)(& cmd), 33280, 2, STp->timeout, 0, 1); if ((STp->buffer)->syscall_result != 0 || (unsigned long )SRpnt == (unsigned long )((struct osst_request *)0)) { printk("\v%s:E: Failed to read frame back from OnStream buffer\n", name); vfree((void const *)buffer); *aSRpnt = SRpnt; return (-5); } else { } osst_copy_from_buffer(STp->buffer, p); i = i + 1; p = p + 32768UL; ldv_35810: ; if (i < nframes) { goto ldv_35809; } else { } *aSRpnt = SRpnt; osst_get_frame_position(STp, aSRpnt); flag = 1; new_frame = (int )frame; p = buffer; i = 0; goto ldv_35823; ldv_35822: ; if (flag != 0) { if (STp->write_type == 4) { i = (int )((unsigned int )i + skip); p = p + (unsigned long )(skip * 32768U); } else if (new_frame <= 2989 && (((unsigned int )new_frame + skip) + (unsigned int )nframes) + (unsigned int )pending > 2989U) { new_frame = 3000 - i; } else { new_frame = (int )((unsigned int )new_frame + skip); } osst_set_frame_position(STp, aSRpnt, new_frame + i, 0); osst_wait_ready(STp, aSRpnt, 60U, 1); osst_get_frame_position(STp, aSRpnt); SRpnt = *aSRpnt; if ((unsigned int )new_frame > frame + 1000U) { printk("\v%s:E: Failed to find writable tape media\n", name); vfree((void const *)buffer); return (-5); } else { } if (nframes + pending <= i) { goto ldv_35812; } else { } flag = 0; } else { } osst_copy_to_buffer(STp->buffer, p); tmp___4 = __fswab32(((STp->buffer)->aux)->dat.dat_list[0].blk_sz); osst_init_aux(STp, (int )((STp->buffer)->aux)->frame_type, frame_seq_number + i, i * blks_per_frame + logical_blk_num, (int )tmp___4, blks_per_frame); memset((void *)(& cmd), 0, 16UL); cmd[0] = 10U; cmd[1] = 1U; cmd[4] = 1U; SRpnt = osst_do_scsi(SRpnt, STp, (unsigned char *)(& cmd), 33280, 1, STp->timeout, 0, 1); if ((STp->buffer)->syscall_result != 0) { flag = 1; } else { p = p + 32768UL; i = i + 1; if (nframes + pending == i) { memset((void *)(& cmd), 0, 16UL); cmd[0] = 16U; cmd[1] = 1U; SRpnt = osst_do_scsi(SRpnt, STp, (unsigned char *)(& cmd), 0, 3, STp->timeout, 0, 1); flag = (STp->buffer)->syscall_result; goto ldv_35819; ldv_35821: memset((void *)(& cmd), 0, 16UL); cmd[0] = 0U; SRpnt = osst_do_scsi(SRpnt, STp, (unsigned char *)(& cmd), 0, 3, STp->timeout, 0, 1); if (((unsigned int )SRpnt->sense[2] == 2U && (unsigned int )SRpnt->sense[12] == 4U) && ((unsigned int )SRpnt->sense[13] == 1U || (unsigned int )SRpnt->sense[13] == 8U)) { msleep(100U); goto ldv_35819; } else { } if ((STp->buffer)->syscall_result != 0) { flag = 1; } else { } goto ldv_35820; ldv_35819: ; if (flag == 0 && (long )(((unsigned long )jiffies - startwait) - 15000UL) < 0L) { goto ldv_35821; } else { } ldv_35820: ; } else { } } *aSRpnt = SRpnt; if (flag != 0) { if ((((int )SRpnt->sense[2] & 15) == 13 && (unsigned int )SRpnt->sense[12] == 0U) && (unsigned int )SRpnt->sense[13] == 2U) { printk("\v%s:E: Volume overflow in write error recovery\n", name); vfree((void const *)buffer); return (-5); } else { } i = (((((int )SRpnt->sense[3] << 24) | ((int )SRpnt->sense[4] << 16)) | ((int )SRpnt->sense[5] << 8)) | (int )SRpnt->sense[6]) - new_frame; p = buffer + (unsigned long )(i * 32768); osst_get_frame_position(STp, aSRpnt); } else { } ldv_35823: ; if (nframes + pending > i) { goto ldv_35822; } else { } ldv_35812: ; if (flag != 0) { printk("\v%s:D: Write error recovery failed in %s\n", name, STp->write_type == 4 ? (char *)"header" : (char *)"body"); } else { } if (pending == 0) { osst_copy_to_buffer(STp->buffer, p); } else { } vfree((void const *)buffer); return (0); } } static int osst_reposition_and_retry(struct osst_tape *STp , struct osst_request **aSRpnt , unsigned int frame , unsigned int skip , int pending ) { unsigned char cmd[16U] ; struct osst_request *SRpnt ; char *name ; char *tmp ; int expected ; int attempts ; int flag ; unsigned long startwait ; unsigned long tmp___0 ; int tmp___1 ; unsigned long tmp___2 ; { tmp = tape_name(STp); name = tmp; expected = 0; attempts = (int )(1000U / skip); flag = 1; startwait = jiffies; goto ldv_35844; ldv_35846: ; if (flag != 0) { if (frame <= 2989U && ((frame + skip) + (unsigned int )STp->cur_frames) + (unsigned int )pending > 2989U) { frame = 3000U - skip; } else { } expected = (int )(((frame + skip) + (unsigned int )STp->cur_frames) + (unsigned int )pending); osst_set_frame_position(STp, aSRpnt, (int )(frame + skip), 1); flag = 0; attempts = attempts - 1; tmp___0 = msecs_to_jiffies(100U); schedule_timeout_interruptible((long )tmp___0); } else { } tmp___1 = osst_get_frame_position(STp, aSRpnt); if (tmp___1 < 0) { frame = STp->last_frame_position; flag = 1; goto ldv_35844; } else { } if (pending != 0 && STp->cur_frames <= 49) { memset((void *)(& cmd), 0, 16UL); cmd[0] = 10U; cmd[1] = 1U; cmd[4] = 1U; SRpnt = osst_do_scsi(*aSRpnt, STp, (unsigned char *)(& cmd), 33280, 1, STp->timeout, 0, 1); *aSRpnt = SRpnt; if ((STp->buffer)->syscall_result != 0) { if ((((int )SRpnt->sense[2] & 15) == 13 && (unsigned int )SRpnt->sense[12] == 0U) && (unsigned int )SRpnt->sense[13] == 2U) { printk("\v%s:E: Volume overflow in write error recovery\n", name); goto ldv_35845; } else { } flag = 1; } else { pending = 0; } goto ldv_35844; } else { } if (STp->cur_frames == 0) { if (STp->first_frame_position != (unsigned int )expected) { printk("\v%s:A: Actual position %d - expected %d\n", name, STp->first_frame_position, expected); return (-5); } else { } return (0); } else { } tmp___2 = msecs_to_jiffies(100U); schedule_timeout_interruptible((long )tmp___2); ldv_35844: ; if (attempts != 0 && (long )(((unsigned long )jiffies - startwait) - 15000UL) < 0L) { goto ldv_35846; } else { } ldv_35845: printk("\v%s:E: Failed to find valid tape media\n", name); return (-5); } } static int osst_write_error_recovery(struct osst_tape *STp , struct osst_request **aSRpnt , int pending ) { struct osst_request *SRpnt ; struct st_partstat *STps ; char *name ; char *tmp ; int retval ; int rw_state ; unsigned int frame ; unsigned int skip ; { SRpnt = *aSRpnt; STps = (struct st_partstat *)(& STp->ps) + (unsigned long )STp->partition; tmp = tape_name(STp); name = tmp; retval = 0; rw_state = (int )STps->rw; if ((((int )SRpnt->sense[2] & 15) != 3 || (unsigned int )SRpnt->sense[12] != 12U) || (unsigned int )SRpnt->sense[13] != 0U) { return (-5); } else { } frame = (unsigned int )(((((int )SRpnt->sense[3] << 24) | ((int )SRpnt->sense[4] << 16)) | ((int )SRpnt->sense[5] << 8)) | (int )SRpnt->sense[6]); skip = (unsigned int )SRpnt->sense[9]; osst_get_frame_position(STp, aSRpnt); switch (STp->write_type) { case 0: ; case 1: ; case 2: printk("\f%s:I: Relocating %d buffered logical frames from position %u to %u\n", name, STp->cur_frames, frame, frame + skip <= 3000U || frame > 2999U ? frame + skip : 3000U); if (STp->os_fw_rev > 10599) { retval = osst_reposition_and_retry(STp, aSRpnt, frame, skip, pending); } else { retval = osst_read_back_buffer_and_rewrite(STp, aSRpnt, frame, skip, pending); } printk("\f%s:%s: %sWrite error%srecovered\n", name, retval != 0 ? (char *)"E" : (char *)"I", retval != 0 ? (char *)"" : (char *)"Don\'t worry, ", retval != 0 ? (char *)" not " : (char *)" "); goto ldv_35862; case 3: printk("\v%s:E: Bad frame in update last marker, fatal\n", name); osst_set_frame_position(STp, aSRpnt, (int )(((unsigned int )STp->cur_frames + frame) + (unsigned int )pending), 0); retval = -5; goto ldv_35862; case 4: printk("\f%s:I: Bad frame in header partition, skipped\n", name); retval = osst_read_back_buffer_and_rewrite(STp, aSRpnt, frame, 1U, pending); goto ldv_35862; default: printk("\016%s:I: Bad frame in filler, ignored\n", name); osst_set_frame_position(STp, aSRpnt, (int )(((unsigned int )STp->cur_frames + frame) + (unsigned int )pending), 0); } ldv_35862: osst_get_frame_position(STp, aSRpnt); if (retval == 0) { STp->recover_count = STp->recover_count + 1; STp->recover_erreg = STp->recover_erreg + 1; } else { STp->abort_count = STp->abort_count + 1; } STps->rw = (unsigned char )rw_state; return (retval); } } static int osst_space_over_filemarks_backward(struct osst_tape *STp , struct osst_request **aSRpnt , int mt_op , int mt_count ) { char *name ; char *tmp ; int cnt ; int last_mark_ppos ; int tmp___0 ; __u32 tmp___1 ; __u32 tmp___2 ; int tmp___3 ; __u32 tmp___4 ; int tmp___5 ; __u16 tmp___6 ; { tmp = tape_name(STp); name = tmp; last_mark_ppos = -1; tmp___0 = osst_get_logical_frame(STp, aSRpnt, -1, 0); if (tmp___0 < 0) { return (-5); } else { } if (STp->linux_media_version > 3) { tmp___1 = __fswab32(((STp->buffer)->aux)->filemark_cnt); cnt = (int )tmp___1; if (((((STp->header_ok != 0 && (unsigned long )STp->header_cache != (unsigned long )((os_header_t *)0)) && cnt - mt_count >= 0) && cnt - mt_count <= 1023) && cnt - mt_count < STp->filemark_cnt) && (STp->header_cache)->dat_fm_tab.fm_tab_ent[cnt + -1] == ((STp->buffer)->aux)->last_mark_ppos) { tmp___2 = __fswab32((STp->header_cache)->dat_fm_tab.fm_tab_ent[cnt - mt_count]); last_mark_ppos = (int )tmp___2; } else { } if (last_mark_ppos > 10 && STp->eod_frame_ppos > last_mark_ppos) { osst_position_tape_and_confirm(STp, aSRpnt, last_mark_ppos); tmp___3 = osst_get_logical_frame(STp, aSRpnt, -1, 0); if (tmp___3 < 0) { return (-5); } else { } if ((unsigned int )((STp->buffer)->aux)->frame_type != 2U) { printk("\f%s:W: Expected to find marker at ppos %d, not found\n", name, last_mark_ppos); return (-5); } else { } goto found; } else { } } else { } cnt = 0; goto ldv_35877; ldv_35876: tmp___4 = __fswab32(((STp->buffer)->aux)->last_mark_ppos); last_mark_ppos = (int )tmp___4; if (last_mark_ppos == -1) { return (-5); } else { } osst_position_tape_and_confirm(STp, aSRpnt, last_mark_ppos); cnt = cnt + 1; tmp___5 = osst_get_logical_frame(STp, aSRpnt, -1, 0); if (tmp___5 < 0) { return (-5); } else { } if ((unsigned int )((STp->buffer)->aux)->frame_type != 2U) { printk("\f%s:W: Expected to find marker at ppos %d, not found\n", name, last_mark_ppos); return (-5); } else { } ldv_35877: ; if (cnt != mt_count) { goto ldv_35876; } else { } found: ; if (mt_op == 10) { STp->frame_seq_number = STp->frame_seq_number + 1; STp->frame_in_buffer = 0U; (STp->buffer)->buffer_bytes = 0; (STp->buffer)->read_pointer = 0; tmp___6 = __fswab16((int )((STp->buffer)->aux)->dat.dat_list[0].blk_cnt); STp->logical_blk_num = STp->logical_blk_num + (int )tmp___6; } else { } return (0); } } static int osst_space_over_filemarks_forward_slow(struct osst_tape *STp , struct osst_request **aSRpnt , int mt_op , int mt_count ) { int cnt ; int tmp ; int tmp___0 ; __u16 tmp___1 ; { cnt = 0; tmp = osst_get_logical_frame(STp, aSRpnt, -1, 0); if (tmp < 0) { return (-5); } else { } ldv_35887: tmp___0 = osst_get_logical_frame(STp, aSRpnt, -1, 0); if (tmp___0 < 0) { return (-5); } else { } if ((unsigned int )((STp->buffer)->aux)->frame_type == 2U) { cnt = cnt + 1; } else { } if ((unsigned int )((STp->buffer)->aux)->frame_type == 1U) { if (STp->first_frame_position > (unsigned int )(STp->eod_frame_ppos + 1)) { STp->eod_frame_ppos = (int )(STp->first_frame_position - 1U); } else { } return (-5); } else { } if (cnt == mt_count) { goto ldv_35886; } else { } STp->frame_in_buffer = 0U; goto ldv_35887; ldv_35886: ; if (mt_op == 1) { STp->frame_seq_number = STp->frame_seq_number + 1; STp->frame_in_buffer = 0U; (STp->buffer)->buffer_bytes = 0; (STp->buffer)->read_pointer = 0; tmp___1 = __fswab16((int )((STp->buffer)->aux)->dat.dat_list[0].blk_cnt); STp->logical_blk_num = STp->logical_blk_num + (int )tmp___1; } else { } return (0); } } static int osst_space_over_filemarks_forward_fast(struct osst_tape *STp , struct osst_request **aSRpnt , int mt_op , int mt_count ) { char *name ; char *tmp ; int cnt ; int next_mark_ppos ; int tmp___0 ; __u32 tmp___1 ; __u32 tmp___2 ; __u32 tmp___3 ; int tmp___4 ; int tmp___5 ; __u32 tmp___6 ; __u32 tmp___7 ; int tmp___8 ; int tmp___9 ; int tmp___10 ; __u32 tmp___11 ; __u32 tmp___12 ; int tmp___13 ; int tmp___14 ; __u16 tmp___15 ; { tmp = tape_name(STp); name = tmp; cnt = 0; next_mark_ppos = -1; tmp___0 = osst_get_logical_frame(STp, aSRpnt, -1, 0); if (tmp___0 < 0) { return (-5); } else { } if (STp->linux_media_version > 3) { tmp___1 = __fswab32(((STp->buffer)->aux)->filemark_cnt); cnt = (int )(tmp___1 - 1U); if (((STp->header_ok != 0 && (unsigned long )STp->header_cache != (unsigned long )((os_header_t *)0)) && cnt + mt_count <= 1023) && cnt + mt_count < STp->filemark_cnt) { if (cnt == -1) { tmp___3 = __fswab32(((STp->buffer)->aux)->last_mark_ppos); if (tmp___3 == 4294967295U) { tmp___2 = __fswab32((STp->header_cache)->dat_fm_tab.fm_tab_ent[cnt + mt_count]); next_mark_ppos = (int )tmp___2; } else { goto _L; } } else _L: /* CIL Label */ if ((STp->header_cache)->dat_fm_tab.fm_tab_ent[cnt] == ((STp->buffer)->aux)->last_mark_ppos) { tmp___2 = __fswab32((STp->header_cache)->dat_fm_tab.fm_tab_ent[cnt + mt_count]); next_mark_ppos = (int )tmp___2; } else { } } else { } if (next_mark_ppos <= 10 || STp->eod_frame_ppos < next_mark_ppos) { tmp___4 = osst_space_over_filemarks_forward_slow(STp, aSRpnt, mt_op, mt_count); return (tmp___4); } else { osst_position_tape_and_confirm(STp, aSRpnt, next_mark_ppos); tmp___5 = osst_get_logical_frame(STp, aSRpnt, -1, 0); if (tmp___5 < 0) { return (-5); } else { } if ((unsigned int )((STp->buffer)->aux)->frame_type != 2U) { printk("\f%s:W: Expected to find marker at ppos %d, not found\n", name, next_mark_ppos); return (-5); } else { } tmp___7 = __fswab32(((STp->buffer)->aux)->filemark_cnt); if (tmp___7 != (unsigned int )(cnt + mt_count)) { tmp___6 = __fswab32(((STp->buffer)->aux)->filemark_cnt); printk("\f%s:W: Expected to find marker %d at ppos %d, not %d\n", name, cnt + mt_count, next_mark_ppos, tmp___6); return (-5); } else { } } } else { ldv_35898: ; if ((unsigned int )((STp->buffer)->aux)->frame_type == 2U) { goto ldv_35897; } else { } if ((unsigned int )((STp->buffer)->aux)->frame_type == 1U) { return (-5); } else { } tmp___11 = __fswab32(((STp->buffer)->aux)->filemark_cnt); if (tmp___11 == 0U) { if (STp->first_mark_ppos == -1) { tmp___8 = osst_space_over_filemarks_forward_slow(STp, aSRpnt, mt_op, mt_count); return (tmp___8); } else { } osst_position_tape_and_confirm(STp, aSRpnt, STp->first_mark_ppos); tmp___9 = osst_get_logical_frame(STp, aSRpnt, -1, 0); if (tmp___9 < 0) { return (-5); } else { } if ((unsigned int )((STp->buffer)->aux)->frame_type != 2U) { printk("\f%s:W: Expected to find filemark at %d\n", name, STp->first_mark_ppos); return (-5); } else { } } else { tmp___10 = osst_space_over_filemarks_backward(STp, aSRpnt, 2, 1); if (tmp___10 < 0) { return (-5); } else { } mt_count = mt_count + 1; } goto ldv_35898; ldv_35897: cnt = cnt + 1; goto ldv_35900; ldv_35899: tmp___12 = __fswab32(((STp->buffer)->aux)->next_mark_ppos); next_mark_ppos = (int )tmp___12; if (next_mark_ppos == 0 || STp->eod_frame_ppos < next_mark_ppos) { tmp___13 = osst_space_over_filemarks_forward_slow(STp, aSRpnt, mt_op, mt_count - cnt); return (tmp___13); } else { } osst_position_tape_and_confirm(STp, aSRpnt, next_mark_ppos); cnt = cnt + 1; tmp___14 = osst_get_logical_frame(STp, aSRpnt, -1, 0); if (tmp___14 < 0) { return (-5); } else { } if ((unsigned int )((STp->buffer)->aux)->frame_type != 2U) { printk("\f%s:W: Expected to find marker at ppos %d, not found\n", name, next_mark_ppos); return (-5); } else { } ldv_35900: ; if (cnt != mt_count) { goto ldv_35899; } else { } } if (mt_op == 1) { STp->frame_seq_number = STp->frame_seq_number + 1; STp->frame_in_buffer = 0U; (STp->buffer)->buffer_bytes = 0; (STp->buffer)->read_pointer = 0; tmp___15 = __fswab16((int )((STp->buffer)->aux)->dat.dat_list[0].blk_cnt); STp->logical_blk_num = STp->logical_blk_num + (int )tmp___15; } else { } return (0); } } static int osst_write_filemark(struct osst_tape *STp , struct osst_request **aSRpnt ) { int result ; int this_mark_ppos ; int this_mark_lbn ; int tmp ; __u32 tmp___0 ; int tmp___1 ; { this_mark_ppos = (int )STp->first_frame_position; this_mark_lbn = STp->logical_blk_num; if ((unsigned int )STp->raw != 0U) { return (0); } else { } STp->write_type = 2; STp->dirty = 1U; result = osst_flush_write_buffer(STp, aSRpnt); tmp = osst_flush_drive_buffer(STp, aSRpnt); result = tmp | result; STp->last_mark_ppos = this_mark_ppos; STp->last_mark_lbn = this_mark_lbn; if ((unsigned long )STp->header_cache != (unsigned long )((os_header_t *)0) && STp->filemark_cnt <= 1023) { tmp___0 = __fswab32((__u32 )this_mark_ppos); (STp->header_cache)->dat_fm_tab.fm_tab_ent[STp->filemark_cnt] = tmp___0; } else { } tmp___1 = STp->filemark_cnt; STp->filemark_cnt = STp->filemark_cnt + 1; if (tmp___1 == 0) { STp->first_mark_ppos = this_mark_ppos; } else { } return (result); } } static int osst_write_eod(struct osst_tape *STp , struct osst_request **aSRpnt ) { int result ; int tmp ; { if ((unsigned int )STp->raw != 0U) { return (0); } else { } STp->write_type = 1; STp->eod_frame_ppos = (int )STp->first_frame_position; STp->dirty = 1U; result = osst_flush_write_buffer(STp, aSRpnt); tmp = osst_flush_drive_buffer(STp, aSRpnt); result = tmp | result; STp->frame_seq_number = STp->frame_seq_number - 1; STp->eod_frame_lfa = STp->frame_seq_number; return (result); } } static int osst_write_filler(struct osst_tape *STp , struct osst_request **aSRpnt , int where , int count ) { char *name ; char *tmp ; int tmp___0 ; int tmp___1 ; int tmp___2 ; { tmp = tape_name(STp); name = tmp; osst_wait_ready(STp, aSRpnt, 300U, 0); osst_set_frame_position(STp, aSRpnt, where, 0); STp->write_type = 5; goto ldv_35922; ldv_35921: memcpy((void *)(STp->buffer)->b_data, (void const *)"Filler", 6UL); (STp->buffer)->buffer_bytes = 6; STp->dirty = 1U; tmp___0 = osst_flush_write_buffer(STp, aSRpnt); if (tmp___0 != 0) { printk("\016%s:I: Couldn\'t write filler frame\n", name); return (-5); } else { } ldv_35922: tmp___1 = count; count = count - 1; if (tmp___1 != 0) { goto ldv_35921; } else { } tmp___2 = osst_flush_drive_buffer(STp, aSRpnt); return (tmp___2); } } static int __osst_write_header(struct osst_tape *STp , struct osst_request **aSRpnt , int where , int count ) { char *name ; char *tmp ; int result ; int tmp___0 ; int tmp___1 ; { tmp = tape_name(STp); name = tmp; osst_wait_ready(STp, aSRpnt, 300U, 0); osst_set_frame_position(STp, aSRpnt, where, 0); STp->write_type = 4; goto ldv_35933; ldv_35932: osst_copy_to_buffer(STp->buffer, (unsigned char *)STp->header_cache); (STp->buffer)->buffer_bytes = 32768; STp->dirty = 1U; tmp___0 = osst_flush_write_buffer(STp, aSRpnt); if (tmp___0 != 0) { printk("\016%s:I: Couldn\'t write header frame\n", name); return (-5); } else { } ldv_35933: tmp___1 = count; count = count - 1; if (tmp___1 != 0) { goto ldv_35932; } else { } result = osst_flush_drive_buffer(STp, aSRpnt); return (result); } } static int osst_write_header(struct osst_tape *STp , struct osst_request **aSRpnt , int locate_eod ) { os_header_t *header ; int result ; char *name ; char *tmp ; os_header_t *tmp___0 ; void *tmp___1 ; __u16 tmp___2 ; __u32 tmp___3 ; __u32 tmp___4 ; __u32 tmp___5 ; __u32 tmp___6 ; __u32 tmp___7 ; __u16 tmp___8 ; int tmp___9 ; { tmp = tape_name(STp); name = tmp; if ((unsigned int )STp->raw != 0U) { return (0); } else { } if ((unsigned long )STp->header_cache == (unsigned long )((os_header_t *)0)) { tmp___1 = vmalloc(32768UL); tmp___0 = (os_header_t *)tmp___1; STp->header_cache = tmp___0; if ((unsigned long )tmp___0 == (unsigned long )((os_header_t *)0)) { printk("\v%s:E: Failed to allocate header cache\n", name); return (-12); } else { } memset((void *)STp->header_cache, 0, 32768UL); } else { } if (STp->header_ok != 0) { STp->update_frame_cntr = STp->update_frame_cntr + 1; } else { STp->update_frame_cntr = 0; } header = STp->header_cache; strcpy((char *)(& header->ident_str), "ADR_SEQ"); header->major_rev = 1U; header->minor_rev = 4U; header->ext_trk_tb_off = 10307U; header->pt_par_num = 1U; header->partition[0].partition_num = 0U; header->partition[0].par_desc_ver = 1U; tmp___2 = __fswab16((int )STp->wrt_pass_cntr); header->partition[0].wrt_pass_cntr = tmp___2; tmp___3 = __fswab32((__u32 )STp->first_data_ppos); header->partition[0].first_frame_ppos = tmp___3; tmp___4 = __fswab32(STp->capacity); header->partition[0].last_frame_ppos = tmp___4; tmp___5 = __fswab32((__u32 )STp->eod_frame_ppos); header->partition[0].eod_frame_ppos = tmp___5; header->cfg_col_width = 335544320U; header->dat_col_width = 3691315200U; header->qfa_col_width = 0U; header->ext_track_tb.nr_stream_part = 1U; header->ext_track_tb.et_ent_sz = 32U; header->ext_track_tb.dat_ext_trk_ey.et_part_num = 0U; header->ext_track_tb.dat_ext_trk_ey.fmt = 1U; header->ext_track_tb.dat_ext_trk_ey.fm_tab_off = 18501U; header->ext_track_tb.dat_ext_trk_ey.last_hlb_hi = 0U; tmp___6 = __fswab32((__u32 )STp->eod_frame_lfa); header->ext_track_tb.dat_ext_trk_ey.last_hlb = tmp___6; tmp___7 = __fswab32((__u32 )STp->eod_frame_ppos); header->ext_track_tb.dat_ext_trk_ey.last_pp = tmp___7; header->dat_fm_tab.fm_part_num = 0U; header->dat_fm_tab.fm_tab_ent_sz = 4U; tmp___8 = __fswab16((int )((__u16 )(1024 < STp->filemark_cnt ? 1024 : STp->filemark_cnt))); header->dat_fm_tab.fm_tab_ent_cnt = tmp___8; result = __osst_write_header(STp, aSRpnt, 2990, 5); if (STp->update_frame_cntr == 0) { osst_write_filler(STp, aSRpnt, 2995, 5); } else { } tmp___9 = __osst_write_header(STp, aSRpnt, 5, 5); result = tmp___9 & result; if (locate_eod != 0) { osst_set_frame_position(STp, aSRpnt, STp->eod_frame_ppos, 0); } else { } if (result != 0) { printk("\v%s:E: Write header failed\n", name); } else { memcpy((void *)(& STp->application_sig), (void const *)"LIN4", 4UL); STp->linux_media = 1; STp->linux_media_version = 4; STp->header_ok = 1; } return (result); } } static int osst_reset_header(struct osst_tape *STp , struct osst_request **aSRpnt ) { int tmp ; int tmp___0 ; int tmp___1 ; int tmp___2 ; int tmp___3 ; { if ((unsigned long )STp->header_cache != (unsigned long )((os_header_t *)0)) { memset((void *)STp->header_cache, 0, 32768UL); } else { } tmp = 0; STp->frame_seq_number = tmp; STp->logical_blk_num = tmp; STp->frame_in_buffer = 0U; tmp___0 = 10; STp->first_data_ppos = tmp___0; STp->eod_frame_ppos = tmp___0; STp->filemark_cnt = 0; tmp___2 = -1; STp->last_mark_lbn = tmp___2; tmp___1 = tmp___2; STp->last_mark_ppos = tmp___1; STp->first_mark_ppos = tmp___1; tmp___3 = osst_write_header(STp, aSRpnt, 1); return (tmp___3); } } static int __osst_analyze_headers(struct osst_tape *STp , struct osst_request **aSRpnt , int ppos ) { char *name ; char *tmp ; os_header_t *header ; os_aux_t *aux ; char id_string[8U] ; int linux_media_version ; int update_frame_cntr ; int tmp___0 ; int tmp___1 ; int tmp___2 ; __u32 tmp___3 ; __u32 tmp___4 ; __u32 tmp___5 ; __u32 tmp___6 ; int tmp___7 ; int tmp___8 ; __u32 tmp___9 ; int tmp___10 ; os_header_t *tmp___11 ; void *tmp___12 ; __u16 tmp___13 ; __u32 tmp___14 ; __u32 tmp___15 ; __u32 tmp___16 ; __u32 tmp___17 ; __u32 tmp___18 ; __u32 tmp___19 ; __u32 tmp___20 ; __u32 tmp___21 ; __u32 tmp___22 ; __u16 tmp___23 ; { tmp = tape_name(STp); name = tmp; if ((unsigned int )STp->raw != 0U) { return (1); } else { } if ((ppos == 5 || ppos == 2990) || (STp->buffer)->syscall_result != 0) { tmp___0 = osst_set_frame_position(STp, aSRpnt, ppos, 0); if (tmp___0 != 0) { printk("\f%s:W: Couldn\'t position tape\n", name); } else { } osst_wait_ready(STp, aSRpnt, 900U, 0); tmp___1 = osst_initiate_read(STp, aSRpnt); if (tmp___1 != 0) { printk("\f%s:W: Couldn\'t initiate read\n", name); return (0); } else { } } else { } tmp___2 = osst_read_frame(STp, aSRpnt, 180); if (tmp___2 != 0) { return (0); } else { } header = (os_header_t *)(STp->buffer)->b_data; aux = (STp->buffer)->aux; if ((unsigned int )aux->frame_type != 8U) { return (0); } else { } tmp___3 = __fswab32(aux->frame_seq_num); if (tmp___3 != 0U) { return (0); } else { tmp___4 = __fswab32(aux->logical_blk_num); if (tmp___4 != 0U) { return (0); } else if ((unsigned int )aux->partition.partition_num != 255U) { return (0); } else { tmp___5 = __fswab32(aux->partition.first_frame_ppos); if (tmp___5 != 0U) { return (0); } else { tmp___6 = __fswab32(aux->partition.last_frame_ppos); if (tmp___6 != 2999U) { return (0); } else { } } } } tmp___7 = strncmp((char const *)(& header->ident_str), "ADR_SEQ", 7UL); if (tmp___7 != 0) { tmp___8 = strncmp((char const *)(& header->ident_str), "ADR-SEQ", 7UL); if (tmp___8 != 0) { strlcpy((char *)(& id_string), (char const *)(& header->ident_str), 8UL); return (0); } else { } } else { } tmp___9 = __fswab32(aux->update_frame_cntr); update_frame_cntr = (int )tmp___9; if (STp->update_frame_cntr > update_frame_cntr) { return (0); } else { } if ((unsigned int )header->major_rev != 1U || (unsigned int )header->minor_rev != 4U) { if (((unsigned int )header->major_rev != 1U || (unsigned int )header->minor_rev <= 1U) || (unsigned int )header->minor_rev > 4U) { return (0); } else { } } else { } memcpy((void *)(& id_string), (void const *)(& aux->application_sig), 4UL); id_string[4] = 0; tmp___10 = memcmp((void const *)(& id_string), (void const *)"LIN", 3UL); if (tmp___10 == 0) { STp->linux_media = 1; linux_media_version = (int )id_string[3] + -48; if (linux_media_version != 4) { printk("\016%s:I: Linux media version %d detected (current 4)\n", name, linux_media_version); } else { } } else { printk("\f%s:W: Non Linux media detected (%s)\n", name, (char *)(& id_string)); return (0); } if (STp->linux_media_version > linux_media_version) { return (0); } else { } if (STp->linux_media_version < linux_media_version) { memcpy((void *)(& STp->application_sig), (void const *)(& id_string), 5UL); STp->linux_media_version = linux_media_version; STp->update_frame_cntr = -1; } else { } if (STp->update_frame_cntr < update_frame_cntr) { if ((unsigned long )STp->header_cache == (unsigned long )((os_header_t *)0)) { tmp___12 = vmalloc(32768UL); tmp___11 = (os_header_t *)tmp___12; STp->header_cache = tmp___11; if ((unsigned long )tmp___11 == (unsigned long )((os_header_t *)0)) { printk("\v%s:E: Failed to allocate header cache\n", name); return (0); } else { } } else { } osst_copy_from_buffer(STp->buffer, (unsigned char *)STp->header_cache); header = STp->header_cache; tmp___13 = __fswab16((int )header->partition[0].wrt_pass_cntr); STp->wrt_pass_cntr = tmp___13; tmp___14 = __fswab32(header->partition[0].first_frame_ppos); STp->first_data_ppos = (int )tmp___14; tmp___15 = __fswab32(header->partition[0].eod_frame_ppos); STp->eod_frame_ppos = (int )tmp___15; tmp___16 = __fswab32(header->ext_track_tb.dat_ext_trk_ey.last_hlb); STp->eod_frame_lfa = (int )tmp___16; tmp___17 = __fswab32(aux->filemark_cnt); STp->filemark_cnt = (int )tmp___17; tmp___18 = __fswab32(aux->next_mark_ppos); STp->first_mark_ppos = (int )tmp___18; tmp___19 = __fswab32(aux->last_mark_ppos); STp->last_mark_ppos = (int )tmp___19; tmp___20 = __fswab32(aux->last_mark_lbn); STp->last_mark_lbn = (int )tmp___20; STp->update_frame_cntr = update_frame_cntr; if ((unsigned int )header->minor_rev <= 3U && STp->linux_media_version == 4) { memcpy((void *)(& header->dat_fm_tab.fm_tab_ent), (void const *)(& header->old_filemark_list), 4096UL); memset((void *)(& header->old_filemark_list), 0, 16680UL); } else { } if ((unsigned int )header->minor_rev == 4U) { if (((unsigned int )header->ext_trk_tb_off != 10307U || (unsigned int )header->partition[0].partition_num != 0U) || (unsigned int )header->partition[0].par_desc_ver != 1U) { printk("\f%s:W: Failed consistency check ADR 1.4 format\n", name); } else { tmp___21 = __fswab32(STp->capacity); if (header->partition[0].last_frame_ppos != tmp___21) { printk("\f%s:W: Failed consistency check ADR 1.4 format\n", name); } else if (header->cfg_col_width != 335544320U) { printk("\f%s:W: Failed consistency check ADR 1.4 format\n", name); } else if (header->dat_col_width != 3691315200U) { printk("\f%s:W: Failed consistency check ADR 1.4 format\n", name); } else if (header->qfa_col_width != 0U) { printk("\f%s:W: Failed consistency check ADR 1.4 format\n", name); } else if ((unsigned int )header->ext_track_tb.nr_stream_part != 1U) { printk("\f%s:W: Failed consistency check ADR 1.4 format\n", name); } else if ((unsigned int )header->ext_track_tb.et_ent_sz != 32U) { printk("\f%s:W: Failed consistency check ADR 1.4 format\n", name); } else if ((unsigned int )header->ext_track_tb.dat_ext_trk_ey.et_part_num != 0U) { printk("\f%s:W: Failed consistency check ADR 1.4 format\n", name); } else if ((unsigned int )header->ext_track_tb.dat_ext_trk_ey.fmt != 1U) { printk("\f%s:W: Failed consistency check ADR 1.4 format\n", name); } else if ((unsigned int )header->ext_track_tb.dat_ext_trk_ey.fm_tab_off != 18501U) { printk("\f%s:W: Failed consistency check ADR 1.4 format\n", name); } else if (header->ext_track_tb.dat_ext_trk_ey.last_hlb_hi != 0U) { printk("\f%s:W: Failed consistency check ADR 1.4 format\n", name); } else { tmp___22 = __fswab32((__u32 )STp->eod_frame_ppos); if (header->ext_track_tb.dat_ext_trk_ey.last_pp != tmp___22) { printk("\f%s:W: Failed consistency check ADR 1.4 format\n", name); } else if ((unsigned int )header->dat_fm_tab.fm_part_num != 0U) { printk("\f%s:W: Failed consistency check ADR 1.4 format\n", name); } else if ((unsigned int )header->dat_fm_tab.fm_tab_ent_sz != 4U) { printk("\f%s:W: Failed consistency check ADR 1.4 format\n", name); } else { tmp___23 = __fswab16((int )((__u16 )(1024 < STp->filemark_cnt ? 1024 : STp->filemark_cnt))); if ((int )header->dat_fm_tab.fm_tab_ent_cnt != (int )tmp___23) { printk("\f%s:W: Failed consistency check ADR 1.4 format\n", name); } else { } } } } } else { } } else { } return (1); } } static int osst_analyze_headers(struct osst_tape *STp , struct osst_request **aSRpnt ) { int position ; int ppos ; int first ; int last ; int valid ; char *name ; char *tmp ; int tmp___0 ; int tmp___1 ; int tmp___2 ; int tmp___3 ; int tmp___4 ; int tmp___5 ; int tmp___6 ; int tmp___7 ; int tmp___8 ; int tmp___9 ; int tmp___10 ; int tmp___11 ; { valid = 0; tmp = tape_name(STp); name = tmp; position = osst_get_frame_position(STp, aSRpnt); if ((unsigned int )STp->raw != 0U) { tmp___0 = 1; STp->linux_media = tmp___0; STp->header_ok = tmp___0; STp->linux_media_version = 0; return (1); } else { } tmp___2 = 0; STp->linux_media_version = tmp___2; tmp___1 = tmp___2; STp->linux_media = tmp___1; STp->header_ok = tmp___1; STp->update_frame_cntr = -1; STp->wrt_pass_cntr = 65535U; tmp___3 = -1; STp->first_data_ppos = tmp___3; STp->eod_frame_ppos = tmp___3; tmp___5 = -1; STp->last_mark_lbn = tmp___5; tmp___4 = tmp___5; STp->last_mark_ppos = tmp___4; STp->first_mark_ppos = tmp___4; first = position == 10 ? 2990 : 5; last = position == 10 ? 2995 : 10; ppos = first; goto ldv_35969; ldv_35968: tmp___6 = __osst_analyze_headers(STp, aSRpnt, ppos); if (tmp___6 != 0) { valid = 1; } else { } ppos = ppos + 1; ldv_35969: ; if (ppos < last) { goto ldv_35968; } else { } first = position == 10 ? 5 : 2990; last = position == 10 ? 10 : 2995; ppos = first; goto ldv_35972; ldv_35971: tmp___7 = __osst_analyze_headers(STp, aSRpnt, ppos); if (tmp___7 != 0) { valid = 1; } else { } ppos = ppos + 1; ldv_35972: ; if (ppos < last) { goto ldv_35971; } else { } if (valid == 0) { printk("\v%s:E: Failed to find valid ADRL header, new media?\n", name); tmp___8 = 0; STp->first_data_ppos = tmp___8; STp->eod_frame_ppos = tmp___8; osst_set_frame_position(STp, aSRpnt, 10, 0); return (0); } else { } if (STp->first_data_ppos >= position) { position = STp->first_data_ppos; tmp___11 = 0; STp->logical_blk_num = tmp___11; tmp___10 = tmp___11; STp->frame_seq_number = tmp___10; tmp___9 = tmp___10; STp->ps[0].drv_block = tmp___9; STp->ps[0].drv_file = tmp___9; } else { } osst_set_frame_position(STp, aSRpnt, position, 0); STp->header_ok = 1; return (1); } } static int osst_verify_position(struct osst_tape *STp , struct osst_request **aSRpnt ) { int frame_position ; int frame_seq_numbr ; int logical_blk_num ; int halfway_frame ; int read_pointer ; int prev_mark_ppos ; int actual_mark_ppos ; int i ; int n ; int tmp ; __u32 tmp___0 ; __u32 tmp___1 ; { frame_position = (int )STp->first_frame_position; frame_seq_numbr = STp->frame_seq_number; logical_blk_num = STp->logical_blk_num; halfway_frame = (int )STp->frame_in_buffer; read_pointer = (STp->buffer)->read_pointer; prev_mark_ppos = -1; osst_set_frame_position(STp, aSRpnt, frame_position + -1, 0); tmp = osst_get_logical_frame(STp, aSRpnt, -1, 0); if (tmp < 0) { return (-5); } else { } if (STp->linux_media_version > 3) { i = 0; goto ldv_35988; ldv_35987: tmp___0 = __fswab32((STp->header_cache)->dat_fm_tab.fm_tab_ent[i]); n = (int )tmp___0; if (n < frame_position) { prev_mark_ppos = n; } else { } i = i + 1; ldv_35988: ; if (STp->filemark_cnt > i) { goto ldv_35987; } else { } } else { prev_mark_ppos = frame_position + -1; } if ((unsigned int )((STp->buffer)->aux)->frame_type == 2U) { actual_mark_ppos = frame_position + -1; } else { tmp___1 = __fswab32(((STp->buffer)->aux)->last_mark_ppos); actual_mark_ppos = (int )tmp___1; } if (((unsigned int )frame_position != STp->first_frame_position || STp->frame_seq_number + (halfway_frame == 0) != frame_seq_numbr) || prev_mark_ppos != actual_mark_ppos) { return (-5); } else { } if (halfway_frame != 0) { osst_set_frame_position(STp, aSRpnt, frame_position + -1, 0); (STp->buffer)->buffer_bytes = read_pointer; STp->ps[STp->partition].rw = 2U; STp->dirty = 1U; } else { } STp->frame_in_buffer = (unsigned char )halfway_frame; STp->frame_seq_number = frame_seq_numbr; STp->logical_blk_num = logical_blk_num; return (0); } } static unsigned int osst_parse_firmware_rev(char const *str ) { { if ((int )((signed char )*(str + 1UL)) == 46) { return ((unsigned int )((((int )*str * 10000 + -480000) + ((int )*(str + 2UL) * 1000 + -48000)) + ((int )*(str + 3UL) * 100 + -4800))); } else { return ((unsigned int )((((((int )*str * 10000 + -480000) + ((int )*(str + 1UL) * 1000 + -48000)) + ((int )*(str + 2UL) * 100 + -4800)) + -100) + ((int )*(str + 3UL) + -64))); } } } static int osst_configure_onstream(struct osst_tape *STp , struct osst_request **aSRpnt ) { unsigned char cmd[16U] ; char *name ; char *tmp ; struct osst_request *SRpnt ; osst_mode_parameter_header_t *header ; osst_block_size_page_t *bs ; osst_capabilities_page_t *cp ; osst_tape_paramtr_page_t *prm ; int drive_buffer_size ; __u16 tmp___0 ; __u16 tmp___1 ; __u16 tmp___2 ; { tmp = tape_name(STp); name = tmp; SRpnt = *aSRpnt; if ((unsigned int )STp->ready != 0U) { return (-5); } else { } if (STp->os_fw_rev <= 10599) { printk("\016%s:I: Old OnStream firmware revision detected (%s),\n", name, (STp->device)->rev); printk("\016%s:I: an upgrade to version 1.06 or above is recommended\n", name); } else { } memset((void *)(& cmd), 0, 16UL); cmd[0] = 26U; cmd[1] = 8U; cmd[2] = 48U; cmd[4] = 8U; SRpnt = osst_do_scsi(SRpnt, STp, (unsigned char *)(& cmd), (int )cmd[4], 2, STp->timeout, 0, 1); if ((unsigned long )SRpnt == (unsigned long )((struct osst_request *)0)) { return (-16); } else { } *aSRpnt = SRpnt; if ((STp->buffer)->syscall_result != 0) { printk("\v%s:E: Can\'t get tape block size mode page\n", name); return (-5); } else { } header = (osst_mode_parameter_header_t *)(STp->buffer)->b_data; bs = (osst_block_size_page_t *)((STp->buffer)->b_data + ((unsigned long )header->bdl + 4UL)); bs->one = 1U; bs->play32 = 0U; bs->play32_5 = 1U; bs->record32 = 0U; bs->record32_5 = 1U; memset((void *)(& cmd), 0, 16UL); cmd[0] = 21U; cmd[1] = 16U; cmd[4] = 8U; SRpnt = osst_do_scsi(SRpnt, STp, (unsigned char *)(& cmd), (int )cmd[4], 1, STp->timeout, 0, 1); *aSRpnt = SRpnt; if ((STp->buffer)->syscall_result != 0) { printk("\v%s:E: Couldn\'t set tape block size mode page\n", name); return (-5); } else { } memset((void *)(& cmd), 0, 16UL); cmd[0] = 21U; cmd[1] = 16U; cmd[4] = 12U; header->mode_data_length = 11U; header->medium_type = 0U; header->dsp = 0U; header->bdl = 0U; *((STp->buffer)->b_data + 4UL) = 182U; *((STp->buffer)->b_data + 5UL) = 6U; *((STp->buffer)->b_data + 6UL) = 76U; *((STp->buffer)->b_data + 7UL) = 73U; *((STp->buffer)->b_data + 8UL) = 78U; *((STp->buffer)->b_data + 9UL) = 52U; *((STp->buffer)->b_data + 10UL) = 0U; *((STp->buffer)->b_data + 11UL) = 0U; SRpnt = osst_do_scsi(SRpnt, STp, (unsigned char *)(& cmd), (int )cmd[4], 1, STp->timeout, 0, 1); *aSRpnt = SRpnt; if ((STp->buffer)->syscall_result != 0) { printk("\v%s:E: Couldn\'t set vendor name to %s\n", name, (char *)(STp->buffer)->b_data + 6U); return (-5); } else { } memset((void *)(& cmd), 0, 16UL); cmd[0] = 26U; cmd[1] = 8U; cmd[2] = 42U; cmd[4] = 24U; SRpnt = osst_do_scsi(SRpnt, STp, (unsigned char *)(& cmd), (int )cmd[4], 2, STp->timeout, 0, 1); *aSRpnt = SRpnt; if ((STp->buffer)->syscall_result != 0) { printk("\v%s:E: Can\'t get capabilities page\n", name); return (-5); } else { } header = (osst_mode_parameter_header_t *)(STp->buffer)->b_data; cp = (osst_capabilities_page_t *)((STp->buffer)->b_data + ((unsigned long )header->bdl + 4UL)); tmp___0 = __fswab16((int )cp->buffer_size); drive_buffer_size = (int )((unsigned int )tmp___0 / 2U); memset((void *)(& cmd), 0, 16UL); cmd[0] = 26U; cmd[1] = 8U; cmd[2] = 43U; cmd[4] = 20U; SRpnt = osst_do_scsi(SRpnt, STp, (unsigned char *)(& cmd), (int )cmd[4], 2, STp->timeout, 0, 1); *aSRpnt = SRpnt; if ((STp->buffer)->syscall_result != 0) { printk("\v%s:E: Can\'t get tape parameter page\n", name); return (-5); } else { } header = (osst_mode_parameter_header_t *)(STp->buffer)->b_data; prm = (osst_tape_paramtr_page_t *)((STp->buffer)->b_data + ((unsigned long )header->bdl + 4UL)); STp->density = prm->density; tmp___1 = __fswab16((int )prm->segtrk); tmp___2 = __fswab16((int )prm->trks); STp->capacity = (unsigned int )((int )tmp___1 * (int )tmp___2); return (0); } } static int cross_eof(struct osst_tape *STp , struct osst_request **aSRpnt , int forward ) { int result ; char *name ; char *tmp ; { tmp = tape_name(STp); name = tmp; if (forward != 0) { result = osst_space_over_filemarks_forward_slow(STp, aSRpnt, 1, 1); } else { result = osst_seek_logical_blk(STp, aSRpnt, STp->logical_blk_num + -1); } if (result < 0) { printk("\f%s:W: Stepping over filemark %s failed.\n", name, forward != 0 ? (char *)"forward" : (char *)"backward"); } else { } return (result); } } static int osst_get_frame_position(struct osst_tape *STp , struct osst_request **aSRpnt ) { unsigned char scmd[16U] ; struct osst_request *SRpnt ; int result ; char *name ; char *tmp ; char mybuf[24U] ; char *olddata ; int oldsize ; unsigned char mysense[16U] ; { result = 0; tmp = tape_name(STp); name = tmp; olddata = (char *)(STp->buffer)->b_data; oldsize = (STp->buffer)->buffer_size; if ((unsigned int )STp->ready != 0U) { return (-5); } else { } memset((void *)(& scmd), 0, 16UL); scmd[0] = 52U; (STp->buffer)->b_data = (unsigned char *)(& mybuf); (STp->buffer)->buffer_size = 24; SRpnt = osst_do_scsi(*aSRpnt, STp, (unsigned char *)(& scmd), 20, 2, STp->timeout, 0, 1); if ((unsigned long )SRpnt == (unsigned long )((struct osst_request *)0)) { (STp->buffer)->b_data = (unsigned char *)olddata; (STp->buffer)->buffer_size = oldsize; return (-16); } else { } *aSRpnt = SRpnt; if ((STp->buffer)->syscall_result != 0) { result = ((int )SRpnt->sense[2] & 15) == 3 ? -5 : -22; } else { } if (result == -22) { printk("\v%s:E: Can\'t read tape position.\n", name); } else { if (result == -5) { memcpy((void *)(& mysense), (void const *)(& SRpnt->sense), 16UL); memset((void *)(& scmd), 0, 16UL); scmd[0] = 52U; (STp->buffer)->b_data = (unsigned char *)(& mybuf); (STp->buffer)->buffer_size = 24; SRpnt = osst_do_scsi(SRpnt, STp, (unsigned char *)(& scmd), 20, 2, STp->timeout, 0, 1); if ((STp->buffer)->syscall_result == 0) { memcpy((void *)(& SRpnt->sense), (void const *)(& mysense), 16UL); } else { printk("\f%s:W: Double error in get position\n", name); } } else { } STp->first_frame_position = (unsigned int )(((((int )*((STp->buffer)->b_data + 4UL) << 24) + ((int )*((STp->buffer)->b_data + 5UL) << 16)) + ((int )*((STp->buffer)->b_data + 6UL) << 8)) + (int )*((STp->buffer)->b_data + 7UL)); STp->last_frame_position = (unsigned int )(((((int )*((STp->buffer)->b_data + 8UL) << 24) + ((int )*((STp->buffer)->b_data + 9UL) << 16)) + ((int )*((STp->buffer)->b_data + 10UL) << 8)) + (int )*((STp->buffer)->b_data + 11UL)); STp->cur_frames = (int )*((STp->buffer)->b_data + 15UL); if (STp->cur_frames == 0 && STp->first_frame_position != STp->last_frame_position) { STp->first_frame_position = STp->last_frame_position; } else { } } (STp->buffer)->b_data = (unsigned char *)olddata; (STp->buffer)->buffer_size = oldsize; return (result == 0 ? (int )STp->first_frame_position : result); } } static int osst_set_frame_position(struct osst_tape *STp , struct osst_request **aSRpnt , int ppos , int skip ) { unsigned char scmd[16U] ; struct osst_request *SRpnt ; struct st_partstat *STps ; int result ; int pp ; char *name ; char *tmp ; unsigned int tmp___0 ; { result = 0; pp = ppos != 3000 || skip != 0 ? ppos : 0; tmp = tape_name(STp); name = tmp; if ((unsigned int )STp->ready != 0U) { return (-5); } else { } STps = (struct st_partstat *)(& STp->ps) + (unsigned long )STp->partition; if (ppos < 0 || (unsigned int )ppos > STp->capacity) { printk("\f%s:W: Reposition request %d out of range\n", name, ppos); ppos = ppos >= 0 ? (int )(STp->capacity - 1U) : 0; pp = ppos; result = -22; } else { } ldv_36036: memset((void *)(& scmd), 0, 16UL); scmd[0] = 43U; scmd[1] = 1U; scmd[3] = (unsigned char )(pp >> 24); scmd[4] = (unsigned char )(pp >> 16); scmd[5] = (unsigned char )(pp >> 8); scmd[6] = (unsigned char )pp; if (skip != 0) { scmd[9] = 128U; } else { } SRpnt = osst_do_scsi(*aSRpnt, STp, (unsigned char *)(& scmd), 0, 3, STp->long_timeout, 0, 1); if ((unsigned long )SRpnt == (unsigned long )((struct osst_request *)0)) { return (-16); } else { } *aSRpnt = SRpnt; if ((STp->buffer)->syscall_result != 0) { result = -5; } else { } if (pp != ppos) { osst_wait_ready(STp, aSRpnt, 300U, 1); } else { } if (pp != ppos) { pp = ppos; if (pp != 0) { goto ldv_36036; } else { goto ldv_36037; } } else { } ldv_36037: tmp___0 = (unsigned int )ppos; STp->last_frame_position = tmp___0; STp->first_frame_position = tmp___0; STps->eof = 0U; STps->at_sm = 0U; STps->rw = 0U; STp->frame_in_buffer = 0U; return (result); } } static int osst_write_trailer(struct osst_tape *STp , struct osst_request **aSRpnt , int leave_at_EOT ) { struct st_partstat *STps ; int result ; { STps = (struct st_partstat *)(& STp->ps) + (unsigned long )STp->partition; result = 0; if (STp->write_type != 2) { result = osst_flush_drive_buffer(STp, aSRpnt); if (result < 0) { goto out; } else { } result = osst_write_filemark(STp, aSRpnt); if (result < 0) { goto out; } else { } if (STps->drv_file >= 0) { STps->drv_file = STps->drv_file + 1; } else { } STps->drv_block = 0; } else { } result = osst_write_eod(STp, aSRpnt); osst_write_header(STp, aSRpnt, leave_at_EOT); STps->eof = 2U; out: ; return (result); } } static int osst_flush_write_buffer(struct osst_tape *STp , struct osst_request **aSRpnt ) { int offset ; int transfer ; int blks ; int result ; unsigned char cmd[16U] ; struct osst_request *SRpnt ; struct st_partstat *STps ; char *name ; char *tmp ; int tmp___0 ; int tmp___1 ; int tmp___2 ; int tmp___3 ; int tmp___4 ; int tmp___5 ; { blks = 0; result = 0; SRpnt = *aSRpnt; tmp = tape_name(STp); name = tmp; if ((STp->buffer)->writing != 0) { if ((unsigned long )(STp->buffer)->last_SRpnt == (unsigned long )SRpnt) { SRpnt = (struct osst_request *)0; *aSRpnt = SRpnt; } else { } osst_write_behind_check(STp); if ((STp->buffer)->syscall_result != 0) { if ((STp->buffer)->midlevel_result == 2147483647) { return (-28); } else { } return (-5); } else { } } else { } result = 0; if ((unsigned int )STp->dirty == 1U) { STp->write_count = STp->write_count + 1; STps = (struct st_partstat *)(& STp->ps) + (unsigned long )STp->partition; STps->rw = 2U; offset = (STp->buffer)->buffer_bytes; blks = ((STp->block_size + offset) + -1) / STp->block_size; transfer = 33280; if (offset <= 32767) { osst_zero_buffer_tail(STp->buffer); } else { } if ((unsigned int )STp->poll != 0U) { tmp___0 = osst_wait_frame(STp, aSRpnt, (int )STp->first_frame_position, -50, 120); if (tmp___0 != 0) { result = osst_recover_wait_frame(STp, aSRpnt, 1); } else { } } else { } memset((void *)(& cmd), 0, 16UL); cmd[0] = 10U; cmd[1] = 1U; cmd[4] = 1U; switch (STp->write_type) { case 0: tmp___1 = STp->frame_seq_number; STp->frame_seq_number = STp->frame_seq_number + 1; osst_init_aux(STp, 128, tmp___1, STp->logical_blk_num - blks, STp->block_size, blks); goto ldv_36059; case 1: tmp___2 = STp->frame_seq_number; STp->frame_seq_number = STp->frame_seq_number + 1; osst_init_aux(STp, 1, tmp___2, STp->logical_blk_num, 0, 0); goto ldv_36059; case 2: blks = 1; tmp___3 = STp->logical_blk_num; STp->logical_blk_num = STp->logical_blk_num + 1; tmp___4 = STp->frame_seq_number; STp->frame_seq_number = STp->frame_seq_number + 1; osst_init_aux(STp, 2, tmp___4, tmp___3, 0, blks); goto ldv_36059; case 4: blks = 0; osst_init_aux(STp, 8, 0, 0, 0, blks); goto ldv_36059; default: osst_init_aux(STp, 0, 0, 0, 0, 0); } ldv_36059: SRpnt = osst_do_scsi(*aSRpnt, STp, (unsigned char *)(& cmd), transfer, 1, STp->timeout, 0, 1); *aSRpnt = SRpnt; if ((unsigned long )SRpnt == (unsigned long )((struct osst_request *)0)) { return (-16); } else { } if ((STp->buffer)->syscall_result != 0) { if ((((int )SRpnt->sense[0] & 112) == 112 && ((int )SRpnt->sense[2] & 64) != 0) && ((int )SRpnt->sense[2] & 15) == 0) { STp->dirty = 0U; (STp->buffer)->buffer_bytes = 0; result = -28; } else { tmp___5 = osst_write_error_recovery(STp, aSRpnt, 1); if (tmp___5 != 0) { printk("\v%s:E: Error on flush write.\n", name); result = -5; } else { } } STps->drv_block = -1; } else { STp->first_frame_position = STp->first_frame_position + 1U; STp->dirty = 0U; (STp->buffer)->buffer_bytes = 0; } } else { } return (result); } } static int osst_flush_buffer(struct osst_tape *STp , struct osst_request **aSRpnt , int seek_next ) { struct st_partstat *STps ; int backspace ; int result ; int tmp ; { backspace = 0; result = 0; if ((unsigned int )STp->pos_unknown != 0U) { return (-5); } else { } if ((unsigned int )STp->ready != 0U) { return (0); } else { } STps = (struct st_partstat *)(& STp->ps) + (unsigned long )STp->partition; if ((unsigned int )STps->rw == 2U || (unsigned int )STp->dirty != 0U) { STp->write_type = 0; tmp = osst_flush_write_buffer(STp, aSRpnt); return (tmp); } else { } if (STp->block_size == 0) { return (0); } else { } if ((unsigned int )STp->can_bsr == 0U) { backspace = ((STp->buffer)->buffer_bytes + (STp->buffer)->read_pointer) / STp->block_size - (((STp->buffer)->read_pointer + STp->block_size) + -1) / STp->block_size; (STp->buffer)->buffer_bytes = 0; (STp->buffer)->read_pointer = 0; STp->frame_in_buffer = 0U; } else { } if (seek_next == 0) { if ((unsigned int )STps->eof == 1U) { result = cross_eof(STp, aSRpnt, 0); if (result == 0) { STps->eof = 0U; } else { if (STps->drv_file >= 0) { STps->drv_file = STps->drv_file + 1; } else { } STps->drv_block = 0; } } else { } if (result == 0 && backspace > 0) { result = osst_seek_logical_blk(STp, aSRpnt, STp->logical_blk_num - backspace); } else { } } else if ((unsigned int )STps->eof == 1U) { if (STps->drv_file >= 0) { STps->drv_file = STps->drv_file + 1; } else { } STps->drv_block = 0; STps->eof = 0U; } else { } return (result); } } static int osst_write_frame(struct osst_tape *STp , struct osst_request **aSRpnt , int synchronous ) { unsigned char cmd[16U] ; struct osst_request *SRpnt ; int blks ; int tmp ; int tmp___0 ; int tmp___1 ; int tmp___2 ; int tmp___3 ; int tmp___4 ; { if ((unsigned int )STp->raw == 0U && STp->first_frame_position == 2990U) { tmp = osst_flush_drive_buffer(STp, aSRpnt); if (tmp < 0) { return (-5); } else { } tmp___0 = osst_get_frame_position(STp, aSRpnt); if (tmp___0 <= 2999) { osst_position_tape_and_confirm(STp, aSRpnt, 3000); } else { } } else { } if ((unsigned int )STp->poll != 0U) { tmp___2 = osst_wait_frame(STp, aSRpnt, (int )STp->first_frame_position, -48, 120); if (tmp___2 != 0) { tmp___1 = osst_recover_wait_frame(STp, aSRpnt, 1); if (tmp___1 != 0) { return (-5); } else { } } else { } } else { } STp->ps[STp->partition].rw = 2U; STp->write_type = 0; memset((void *)(& cmd), 0, 16UL); cmd[0] = 10U; cmd[1] = 1U; cmd[4] = 1U; blks = (STp->buffer)->buffer_bytes / STp->block_size; tmp___3 = STp->frame_seq_number; STp->frame_seq_number = STp->frame_seq_number + 1; osst_init_aux(STp, 128, tmp___3, STp->logical_blk_num - blks, STp->block_size, blks); SRpnt = osst_do_scsi(*aSRpnt, STp, (unsigned char *)(& cmd), 33280, 1, STp->timeout, 0, synchronous); if ((unsigned long )SRpnt == (unsigned long )((struct osst_request *)0)) { return (-16); } else { } *aSRpnt = SRpnt; if (synchronous != 0) { if ((STp->buffer)->syscall_result != 0) { if (((int )SRpnt->sense[0] & 112) == 112 && ((int )SRpnt->sense[2] & 64) != 0) { if (((int )SRpnt->sense[2] & 15) == 13) { return (-28); } else { } } else { tmp___4 = osst_write_error_recovery(STp, aSRpnt, 1); if (tmp___4 != 0) { return (-5); } else { } } } else { STp->first_frame_position = STp->first_frame_position + 1U; } } else { } STp->write_count = STp->write_count + 1; return (0); } } static int do_door_lock(struct osst_tape *STp , int do_lock ) { int retval ; { retval = scsi_set_medium_removal(STp->device, do_lock != 0); if (retval == 0) { STp->door_locked = do_lock != 0; } else { STp->door_locked = 3U; } return (retval); } } static void reset_state(struct osst_tape *STp ) { int i ; struct st_partstat *STps ; { STp->pos_unknown = 0U; i = 0; goto ldv_36091; ldv_36090: STps = (struct st_partstat *)(& STp->ps) + (unsigned long )i; STps->rw = 0U; STps->eof = 0U; STps->at_sm = 0U; STps->last_block_valid = 0U; STps->drv_block = -1; STps->drv_file = -1; i = i + 1; ldv_36091: ; if (i <= 3) { goto ldv_36090; } else { } return; } } static ssize_t osst_write(struct file *filp , char const *buf , size_t count , loff_t *ppos ) { ssize_t total ; ssize_t retval ; ssize_t i ; ssize_t do_count ; ssize_t blks ; ssize_t transfer ; int write_threshold ; int doing_write ; char const *b_point ; struct osst_request *SRpnt ; struct st_modedef *STm ; struct st_partstat *STps ; struct osst_tape *STp ; char *name ; char *tmp ; int tmp___0 ; int tmp___1 ; int tmp___2 ; int tmp___3 ; int tmp___4 ; int tmp___5 ; __u32 tmp___6 ; unsigned long tmp___7 ; unsigned long tmp___8 ; int tmp___9 ; int tmp___10 ; int tmp___11 ; int tmp___12 ; { retval = 0L; doing_write = 0; SRpnt = (struct osst_request *)0; STp = (struct osst_tape *)filp->private_data; tmp = tape_name(STp); name = tmp; tmp___0 = mutex_lock_interruptible_nested(& STp->lock, 0U); if (tmp___0 != 0) { return (-512L); } else { } tmp___1 = scsi_block_when_processing_errors(STp->device); if (tmp___1 == 0) { retval = -6L; goto out; } else { } if ((unsigned int )STp->ready != 0U) { if ((unsigned int )STp->ready == 2U) { retval = -123L; } else { retval = -5L; } goto out; } else { } STm = (struct st_modedef *)(& STp->modes) + (unsigned long )STp->current_mode; if ((unsigned int )STm->defined == 0U) { retval = -6L; goto out; } else { } if (count == 0UL) { goto out; } else { } if ((unsigned int )STp->pos_unknown != 0U) { retval = -5L; goto out; } else { } if ((unsigned int )STp->write_prot != 0U) { retval = -13L; goto out; } else { } if (STp->block_size != 0 && count % (size_t )STp->block_size != 0UL) { printk("\v%s:E: Write (%Zd bytes) not multiple of tape block size (%d%c).\n", name, count, STp->block_size <= 1023 ? STp->block_size : STp->block_size / 1024, STp->block_size <= 1023 ? 98 : 107); retval = -22L; goto out; } else { } if (STp->first_frame_position >= STp->capacity - 300U) { printk("\v%s:E: Write truncated at EOM early warning (frame %d).\n", name, STp->first_frame_position); retval = -28L; goto out; } else { } if ((unsigned int )STp->do_auto_lock != 0U && (unsigned int )STp->door_locked == 0U) { tmp___2 = do_door_lock(STp, 1); if (tmp___2 == 0) { STp->door_locked = 2U; } else { } } else { } STps = (struct st_partstat *)(& STp->ps) + (unsigned long )STp->partition; if ((unsigned int )STps->rw == 1U) { tmp___3 = osst_flush_buffer(STp, & SRpnt, 0); retval = (ssize_t )tmp___3; if (retval != 0L) { goto out; } else { } STps->rw = 0U; } else { } if ((unsigned int )STps->rw != 2U) { if ((STp->header_ok == 0 || (STp->first_frame_position == (unsigned int )STp->first_data_ppos && STps->drv_block < 0)) || (STps->drv_file == 0 && STps->drv_block == 0)) { STp->wrt_pass_cntr = (unsigned short )((int )STp->wrt_pass_cntr + 1); osst_reset_header(STp, & SRpnt); tmp___4 = 0; STps->drv_block = tmp___4; STps->drv_file = tmp___4; } else { if ((unsigned int )STp->fast_open != 0U) { tmp___5 = osst_verify_position(STp, & SRpnt); if (tmp___5 != 0) { goto _L; } else { goto _L___0; } } else _L___0: /* CIL Label */ if (STps->drv_file < 0) { goto _L; } else if (STps->drv_block < 0) { _L: /* CIL Label */ if (STp->first_frame_position == (unsigned int )STp->eod_frame_ppos) { STps->drv_file = STp->filemark_cnt; STps->drv_block = 0; } else { retval = -5L; goto out; } } else { } if (STps->drv_file + STps->drv_block > 0 && STps->drv_file < STp->filemark_cnt) { STp->filemark_cnt = STps->drv_file; tmp___6 = __fswab32((STp->header_cache)->dat_fm_tab.fm_tab_ent[STp->filemark_cnt + -1]); STp->last_mark_ppos = (int )tmp___6; printk("\f%s:W: Overwriting file %d with old write pass counter %d\n", name, STps->drv_file, (int )STp->wrt_pass_cntr); printk("\f%s:W: may lead to stale data being accepted on reading back!\n", name); } else { } } STp->fast_open = 0U; } else { } if (STp->header_ok == 0) { retval = -5L; goto out; } else { } if ((STp->buffer)->writing != 0) { if ((unsigned long )SRpnt != (unsigned long )((struct osst_request *)0)) { printk("\v%s:A: Not supposed to have SRpnt at line %d\n", name, 3522); } else { } osst_write_behind_check(STp); if ((STp->buffer)->syscall_result != 0) { if ((STp->buffer)->midlevel_result == 2147483647) { STps->eof = 3U; } else { STps->eof = 4U; } } else { } } else { } if ((unsigned int )STps->eof == 3U) { retval = -28L; goto out; } else if ((unsigned int )STps->eof == 4U) { retval = -5L; goto out; } else { } tmp___7 = copy_from_user((void *)(& i), (void const *)buf, 1UL); if (tmp___7 != 0UL) { retval = -14L; goto out; } else { tmp___8 = copy_from_user((void *)(& i), (void const *)(buf + (count + 0xffffffffffffffffUL)), 1UL); if (tmp___8 != 0UL) { retval = -14L; goto out; } else { } } if ((unsigned int )STm->do_buffer_writes == 0U) { write_threshold = 1; } else { write_threshold = (STp->buffer)->buffer_blocks * STp->block_size; } if ((unsigned int )STm->do_async_writes == 0U) { write_threshold = write_threshold - 1; } else { } total = (ssize_t )count; b_point = buf; goto ldv_36115; ldv_36114: doing_write = 1; do_count = (ssize_t )((STp->buffer)->buffer_blocks * STp->block_size - (STp->buffer)->buffer_bytes); if ((unsigned long )do_count > count) { do_count = (ssize_t )count; } else { } tmp___9 = append_to_buffer(b_point, STp->buffer, (int )do_count); i = (ssize_t )tmp___9; if (i != 0L) { retval = i; goto out; } else { } blks = do_count / (ssize_t )STp->block_size; STp->logical_blk_num = (int )((unsigned int )STp->logical_blk_num + (unsigned int )blks); tmp___10 = osst_write_frame(STp, & SRpnt, 1); i = (ssize_t )tmp___10; if (i == -28L) { transfer = (ssize_t )(STp->buffer)->writing; if (transfer <= do_count) { *ppos = *ppos + (long long )(do_count - transfer); count = (unsigned long )(transfer - do_count) + count; if (STps->drv_block >= 0) { STps->drv_block = (int )((unsigned int )STps->drv_block + (unsigned int )((do_count - transfer) / (ssize_t )STp->block_size)); } else { } STps->eof = 3U; retval = -28L; } else { STps->eof = 4U; STps->drv_block = -1; retval = -5L; } } else { retval = i; } if (retval < 0L) { if ((unsigned long )SRpnt != (unsigned long )((struct osst_request *)0)) { osst_release_request(SRpnt); SRpnt = (struct osst_request *)0; } else { } (STp->buffer)->buffer_bytes = 0; STp->dirty = 0U; if ((unsigned long )total > count) { retval = (ssize_t )((unsigned long )total - count); } else { } goto out; } else { } *ppos = *ppos + (long long )do_count; b_point = b_point + (unsigned long )do_count; count = count - (unsigned long )do_count; if (STps->drv_block >= 0) { STps->drv_block = (int )((unsigned int )STps->drv_block + (unsigned int )blks); } else { } (STp->buffer)->buffer_bytes = 0; STp->dirty = 0U; ldv_36115: ; if ((size_t )(STp->buffer)->buffer_bytes + count > (size_t )write_threshold) { goto ldv_36114; } else { } if (count != 0UL) { STp->dirty = 1U; tmp___11 = append_to_buffer(b_point, STp->buffer, (int )count); i = (ssize_t )tmp___11; if (i != 0L) { retval = i; goto out; } else { } blks = (ssize_t )(count / (size_t )STp->block_size); STp->logical_blk_num = (int )((unsigned int )STp->logical_blk_num + (unsigned int )blks); if (STps->drv_block >= 0) { STps->drv_block = (int )((unsigned int )STps->drv_block + (unsigned int )blks); } else { } *ppos = (loff_t )((unsigned long long )*ppos + (unsigned long long )count); count = 0UL; } else { } if (doing_write != 0 && (STp->buffer)->syscall_result != 0) { retval = (ssize_t )(STp->buffer)->syscall_result; goto out; } else { } if ((unsigned int )STm->do_async_writes != 0U && (STp->buffer)->buffer_bytes >= STp->write_threshold) { (STp->buffer)->writing = ((STp->buffer)->buffer_bytes / STp->block_size) * STp->block_size; STp->dirty = (STp->buffer)->writing != (STp->buffer)->buffer_bytes; tmp___12 = osst_write_frame(STp, & SRpnt, 0); i = (ssize_t )tmp___12; if (i < 0L) { retval = -5L; goto out; } else { } SRpnt = (struct osst_request *)0; } else { } STps->at_sm = (unsigned char )((int )((signed char )STps->at_sm) & (total == 0L)); if (total > 0L) { STps->eof = 0U; } else { } retval = total; out: ; if ((unsigned long )SRpnt != (unsigned long )((struct osst_request *)0)) { osst_release_request(SRpnt); } else { } mutex_unlock(& STp->lock); return (retval); } } static ssize_t osst_read(struct file *filp , char *buf , size_t count , loff_t *ppos ) { ssize_t total ; ssize_t retval ; ssize_t i ; ssize_t transfer ; int special ; struct st_modedef *STm ; struct st_partstat *STps ; struct osst_request *SRpnt ; struct osst_tape *STp ; char *name ; char *tmp ; int tmp___0 ; int tmp___1 ; int tmp___2 ; int tmp___3 ; unsigned long tmp___4 ; unsigned long tmp___5 ; unsigned long tmp___6 ; unsigned long tmp___7 ; int tmp___8 ; { retval = 0L; SRpnt = (struct osst_request *)0; STp = (struct osst_tape *)filp->private_data; tmp = tape_name(STp); name = tmp; tmp___0 = mutex_lock_interruptible_nested(& STp->lock, 0U); if (tmp___0 != 0) { return (-512L); } else { } tmp___1 = scsi_block_when_processing_errors(STp->device); if (tmp___1 == 0) { retval = -6L; goto out; } else { } if ((unsigned int )STp->ready != 0U) { if ((unsigned int )STp->ready == 2U) { retval = -123L; } else { retval = -5L; } goto out; } else { } STm = (struct st_modedef *)(& STp->modes) + (unsigned long )STp->current_mode; if ((unsigned int )STm->defined == 0U) { retval = -6L; goto out; } else { } if (STp->header_ok == 0) { retval = -5L; goto out; } else { } if ((unsigned int )STp->do_auto_lock != 0U && (unsigned int )STp->door_locked == 0U) { tmp___2 = do_door_lock(STp, 1); if (tmp___2 == 0) { STp->door_locked = 2U; } else { } } else { } STps = (struct st_partstat *)(& STp->ps) + (unsigned long )STp->partition; if ((unsigned int )STps->rw == 2U) { tmp___3 = osst_flush_buffer(STp, & SRpnt, 0); retval = (ssize_t )tmp___3; if (retval != 0L) { goto out; } else { } STps->rw = 0U; } else { } if (count % (size_t )STp->block_size != 0UL) { printk("\f%s:W: Read (%Zd bytes) not multiple of tape block size (%d%c).\n", name, count, STp->block_size <= 1023 ? STp->block_size : STp->block_size / 1024, STp->block_size <= 1023 ? 98 : 107); } else { } if ((STp->buffer)->buffer_bytes == 0 && (unsigned int )STps->eof > 4U) { if ((unsigned int )STps->eof <= 6U) { STps->eof = (unsigned int )STps->eof + 1U; retval = 0L; goto out; } else { } retval = -5L; goto out; } else { } tmp___4 = copy_from_user((void *)(& i), (void const *)buf, 1UL); if (tmp___4 != 0UL) { retval = -14L; goto out; } else { tmp___5 = copy_to_user((void *)buf, (void const *)(& i), 1UL); if (tmp___5 != 0UL) { retval = -14L; goto out; } else { tmp___6 = copy_from_user((void *)(& i), (void const *)(buf + (count + 0xffffffffffffffffUL)), 1UL); if (tmp___6 != 0UL) { retval = -14L; goto out; } else { tmp___7 = copy_to_user((void *)(buf + (count + 0xffffffffffffffffUL)), (void const *)(& i), 1UL); if (tmp___7 != 0UL) { retval = -14L; goto out; } else { } } } } total = 0L; special = 0; goto ldv_36136; ldv_36135: ; if ((STp->buffer)->buffer_bytes == 0) { if ((unsigned int )STps->eof == 1U) { goto ldv_36134; } else { } special = osst_get_logical_frame(STp, & SRpnt, STp->frame_seq_number, 0); if (special < 0) { STp->frame_in_buffer = 0U; retval = (ssize_t )special; goto out; } else { } } else { } if ((STp->buffer)->buffer_bytes > 0) { transfer = (ssize_t )((((unsigned long )(STp->buffer)->buffer_bytes < count - (unsigned long )total ? (unsigned long )(STp->buffer)->buffer_bytes : count - (unsigned long )total) / (unsigned long )STp->block_size) * (unsigned long )STp->block_size); if (transfer == 0L) { printk("\f%s:W: Nothing can be transferred, requested %Zd, tape block size (%d%c).\n", name, count, STp->block_size <= 1023 ? STp->block_size : STp->block_size / 1024, STp->block_size <= 1023 ? 98 : 107); goto ldv_36134; } else { } tmp___8 = from_buffer(STp->buffer, buf, (int )transfer); i = (ssize_t )tmp___8; if (i != 0L) { retval = i; goto out; } else { } STp->logical_blk_num = (int )((unsigned int )STp->logical_blk_num + (unsigned int )(transfer / (ssize_t )STp->block_size)); STps->drv_block = (int )((unsigned int )STps->drv_block + (unsigned int )(transfer / (ssize_t )STp->block_size)); *ppos = *ppos + (long long )transfer; buf = buf + (unsigned long )transfer; total = total + transfer; } else { } if ((STp->buffer)->buffer_bytes == 0) { STp->frame_in_buffer = 0U; STp->frame_seq_number = STp->frame_seq_number + 1; } else { } ldv_36136: ; if ((unsigned long )total < (count - (size_t )STp->block_size) + 1UL && special == 0) { goto ldv_36135; } else { } ldv_36134: ; if (total == 0L) { if ((unsigned int )STps->eof == 1U) { STps->eof = STp->first_frame_position >= (unsigned int )STp->eod_frame_ppos ? 6U : 2U; STps->drv_block = 0; if (STps->drv_file >= 0) { STps->drv_file = STps->drv_file + 1; } else { } } else if ((unsigned int )STps->eof == 5U) { STps->eof = 6U; if (STps->drv_block > 0 && STps->drv_file >= 0) { STps->drv_file = STps->drv_file + 1; } else { } STps->drv_block = 0; } else if ((unsigned int )STps->eof == 6U) { STps->eof = 7U; } else { } } else if ((unsigned int )STps->eof == 2U) { STps->eof = 0U; } else { } retval = total; out: ; if ((unsigned long )SRpnt != (unsigned long )((struct osst_request *)0)) { osst_release_request(SRpnt); } else { } mutex_unlock(& STp->lock); return (retval); } } static void osst_log_options(struct osst_tape *STp , struct st_modedef *STm , char *name ) { { printk("\016%s:I: Mode %d options: buffer writes: %d, async writes: %d, read ahead: %d\n", name, STp->current_mode, (int )STm->do_buffer_writes, (int )STm->do_async_writes, (int )STm->do_read_ahead); printk("\016%s:I: can bsr: %d, two FMs: %d, fast mteom: %d, auto lock: %d,\n", name, (int )STp->can_bsr, (int )STp->two_fm, (int )STp->fast_mteom, (int )STp->do_auto_lock); printk("\016%s:I: defs for wr: %d, no block limits: %d, partitions: %d, s2 log: %d\n", name, (int )STm->defaults_for_writes, (int )STp->omit_blklims, (int )STp->can_partitions, (int )STp->scsi2_logical); printk("\016%s:I: sysv: %d\n", name, (int )STm->sysv); return; } } static int osst_set_options(struct osst_tape *STp , long options ) { int value ; long code ; struct st_modedef *STm ; char *name ; char *tmp ; { tmp = tape_name(STp); name = tmp; STm = (struct st_modedef *)(& STp->modes) + (unsigned long )STp->current_mode; if ((unsigned int )STm->defined == 0U) { memcpy((void *)STm, (void const *)(& STp->modes), 56UL); modes_defined = 1; } else { } code = options & 4026531840L; if (code == 268435456L) { STm->do_buffer_writes = (unsigned int )((unsigned char )options) & 1U; STm->do_async_writes = (options & 2L) != 0L; STm->defaults_for_writes = (options & 128L) != 0L; STm->do_read_ahead = (options & 4L) != 0L; STp->two_fm = (options & 16L) != 0L; STp->fast_mteom = (options & 32L) != 0L; STp->do_auto_lock = (options & 64L) != 0L; STp->can_bsr = (options & 256L) != 0L; STp->omit_blklims = (options & 512L) != 0L; if ((int )((signed char )(STp->device)->scsi_level) > 2) { STp->can_partitions = (options & 1024L) != 0L; } else { } STp->scsi2_logical = (options & 2048L) != 0L; STm->sysv = (options & 4096L) != 0L; osst_log_options(STp, STm, name); } else if (code == 805306368L || code == 1073741824L) { value = code == 805306368L; if ((int )options & 1) { STm->do_buffer_writes = (unsigned char )value; } else { } if ((options & 2L) != 0L) { STm->do_async_writes = (unsigned char )value; } else { } if ((options & 128L) != 0L) { STm->defaults_for_writes = (unsigned char )value; } else { } if ((options & 4L) != 0L) { STm->do_read_ahead = (unsigned char )value; } else { } if ((options & 16L) != 0L) { STp->two_fm = (unsigned char )value; } else { } if ((options & 32L) != 0L) { STp->fast_mteom = (unsigned char )value; } else { } if ((options & 64L) != 0L) { STp->do_auto_lock = (unsigned char )value; } else { } if ((options & 256L) != 0L) { STp->can_bsr = (unsigned char )value; } else { } if ((options & 512L) != 0L) { STp->omit_blklims = (unsigned char )value; } else { } if ((int )((signed char )(STp->device)->scsi_level) > 2 && (options & 1024L) != 0L) { STp->can_partitions = (unsigned char )value; } else { } if ((options & 2048L) != 0L) { STp->scsi2_logical = (unsigned char )value; } else { } if ((options & 4096L) != 0L) { STm->sysv = (unsigned char )value; } else { } osst_log_options(STp, STm, name); } else if (code == 536870912L) { value = (int )(((unsigned int )options & 268435455U) * 1024U); if (value <= 0 || value > osst_buffer_size) { printk("\f%s:W: Write threshold %d too small or too large.\n", name, value); return (-5); } else { } STp->write_threshold = value; printk("\016%s:I: Write threshold set to %d bytes.\n", name, value); } else if (code == 1342177280L) { value = (int )options & 268435455; if (value == 268435455) { STm->default_blksize = -1; printk("\016%s:I: Default block size disabled.\n", name); } else { if ((value <= 511 || value > 32768) || 32768 % value != 0) { printk("\f%s:W: Default block size cannot be set to %d.\n", name, value); return (-22); } else { } STm->default_blksize = value; printk("\016%s:I: Default block size set to %d bytes.\n", name, STm->default_blksize); } } else if (code == 1879048192L) { value = (int )options & 268435455; if ((value & 1880096768) != 0) { STp->long_timeout = (value & -1880096769) * 250; printk("\016%s:I: Long timeout set to %d seconds.\n", name, value & -1880096769); } else { STp->timeout = value * 250; printk("\016%s:I: Normal timeout set to %d seconds.\n", name, value); } } else if (code == 1610612736L) { code = options & -1048576L; value = (int )options & 1048575; if (code == 1611661312L) { if (value == 1048575) { STm->default_density = -1; printk("\016%s:I: Density default disabled.\n", name); } else { STm->default_density = (int )((short )value) & 255; printk("\016%s:I: Density default set to %x\n", name, (int )STm->default_density); } } else if (code == 1613758464L) { if (value == 1048575) { STp->default_drvbuffer = 255U; printk("\016%s:I: Drive buffer default disabled.\n", name); } else { STp->default_drvbuffer = (unsigned int )((unsigned char )value) & 7U; printk("\016%s:I: Drive buffer default set to %x\n", name, (int )STp->default_drvbuffer); } } else if (code == 1612709888L) { if (value == 1048575) { STm->default_compression = 0U; printk("\016%s:I: Compression default disabled.\n", name); } else { STm->default_compression = value & 1 ? 2U : 1U; printk("\016%s:I: Compression default set to %x\n", name, value & 1); } } else { } } else { return (-5); } return (0); } } static int osst_int_ioctl(struct osst_tape *STp , struct osst_request **aSRpnt , unsigned int cmd_in , unsigned long arg ) { int timeout ; long ltmp ; int i ; int ioctl_result ; int chg_eof ; unsigned char cmd[16U] ; struct osst_request *SRpnt ; struct st_partstat *STps ; int fileno ; int blkno ; int at_sm ; int frame_seq_numbr ; int logical_blk_num ; int datalen ; int direction ; char *name ; char *tmp ; int tmp___0 ; int tmp___1 ; int tmp___2 ; int tmp___3 ; int tmp___4 ; int tmp___5 ; int tmp___6 ; int tmp___7 ; int tmp___8 ; int tmp___9 ; { chg_eof = 1; SRpnt = *aSRpnt; datalen = 0; direction = 3; tmp = tape_name(STp); name = tmp; if ((unsigned int )STp->ready != 0U && cmd_in != 30U) { if ((unsigned int )STp->ready == 2U) { return (-123); } else { return (-5); } } else { } timeout = STp->long_timeout; STps = (struct st_partstat *)(& STp->ps) + (unsigned long )STp->partition; fileno = STps->drv_file; blkno = STps->drv_block; at_sm = (int )STps->at_sm; frame_seq_numbr = STp->frame_seq_number; logical_blk_num = STp->logical_blk_num; memset((void *)(& cmd), 0, 16UL); switch (cmd_in) { case 11U: chg_eof = 0; case 1U: ; if ((unsigned int )STp->raw != 0U) { return (-5); } else { } if (STp->linux_media != 0) { ioctl_result = osst_space_over_filemarks_forward_fast(STp, & SRpnt, (int )cmd_in, (int )arg); } else { ioctl_result = osst_space_over_filemarks_forward_slow(STp, & SRpnt, (int )cmd_in, (int )arg); } if (fileno >= 0) { fileno = (int )((unsigned int )arg + (unsigned int )fileno); } else { } blkno = 0; at_sm = (arg == 0UL) & at_sm; goto os_bypass; case 2U: chg_eof = 0; case 10U: ; if ((unsigned int )STp->raw != 0U) { return (-5); } else { } ioctl_result = osst_space_over_filemarks_backward(STp, & SRpnt, (int )cmd_in, (int )arg); if (fileno >= 0) { fileno = (int )((unsigned int )fileno - (unsigned int )arg); } else { } blkno = -1; at_sm = (arg == 0UL) & at_sm; goto os_bypass; case 3U: ; case 4U: ; if (cmd_in == 3U) { logical_blk_num = (int )((unsigned int )arg + (unsigned int )logical_blk_num); if (blkno >= 0) { blkno = (int )((unsigned int )arg + (unsigned int )blkno); } else { } } else { logical_blk_num = (int )((unsigned int )logical_blk_num - (unsigned int )arg); if (blkno >= 0) { blkno = (int )((unsigned int )blkno - (unsigned int )arg); } else { } } ioctl_result = osst_seek_logical_blk(STp, & SRpnt, logical_blk_num); fileno = STps->drv_file; blkno = STps->drv_block; at_sm = (arg == 0UL) & at_sm; goto os_bypass; case 25U: cmd[0] = 17U; cmd[1] = 4U; cmd[2] = (unsigned char )(arg >> 16); cmd[3] = (unsigned char )(arg >> 8); cmd[4] = (unsigned char )arg; if (arg != 0UL) { fileno = -1; blkno = fileno; at_sm = 1; } else { } goto ldv_36180; case 26U: cmd[0] = 17U; cmd[1] = 4U; ltmp = (long )(- arg); cmd[2] = (unsigned char )(ltmp >> 16); cmd[3] = (unsigned char )(ltmp >> 8); cmd[4] = (unsigned char )ltmp; if (arg != 0UL) { fileno = -1; blkno = fileno; at_sm = 1; } else { } goto ldv_36180; case 5U: ; if (((unsigned int )STps->rw == 2U || (unsigned int )STp->dirty != 0U) && (unsigned int )STp->pos_unknown == 0U) { STp->write_type = 0; ioctl_result = osst_flush_write_buffer(STp, & SRpnt); } else { ioctl_result = 0; } i = 0; goto ldv_36184; ldv_36183: tmp___0 = osst_write_filemark(STp, & SRpnt); ioctl_result = tmp___0 | ioctl_result; i = i + 1; ldv_36184: ; if ((unsigned long )i < arg) { goto ldv_36183; } else { } if (fileno >= 0) { fileno = (int )((unsigned int )arg + (unsigned int )fileno); } else { } if (blkno >= 0) { blkno = 0; } else { } goto os_bypass; case 27U: ; if ((unsigned int )STp->write_prot != 0U) { return (-13); } else { } if ((unsigned int )STp->raw == 0U) { return (0); } else { } cmd[0] = 16U; if (cmd_in == 27U) { cmd[1] = 2U; } else { } cmd[2] = (unsigned char )(arg >> 16); cmd[3] = (unsigned char )(arg >> 8); cmd[4] = (unsigned char )arg; timeout = STp->timeout; if (fileno >= 0) { fileno = (int )((unsigned int )arg + (unsigned int )fileno); } else { } blkno = 0; at_sm = cmd_in == 27U; goto ldv_36180; case 7U: ; case 30U: ; case 31U: ; case 9U: cmd[0] = 27U; cmd[1] = 1U; if (cmd_in == 30U) { if ((unsigned int )STp->ready == 2U) { cmd[4] = 4U; } else { cmd[4] = 1U; } } else { } if (cmd_in == 9U) { cmd[4] = 3U; } else { } if (cmd_in == 7U) { cmd[4] = 4U; } else { } timeout = STp->timeout; logical_blk_num = 0; frame_seq_numbr = logical_blk_num; at_sm = frame_seq_numbr; blkno = at_sm; fileno = blkno; goto ldv_36180; case 8U: ; return (0); case 12U: tmp___1 = osst_position_tape_and_confirm(STp, & SRpnt, STp->eod_frame_ppos); if (tmp___1 < 0) { ioctl_result = -5; goto os_bypass; } else { tmp___2 = osst_get_logical_frame(STp, & SRpnt, -1, 0); if (tmp___2 < 0) { ioctl_result = -5; goto os_bypass; } else { } } if ((unsigned int )((STp->buffer)->aux)->frame_type != 1U) { ioctl_result = -5; goto os_bypass; } else { } ioctl_result = osst_set_frame_position(STp, & SRpnt, STp->eod_frame_ppos, 0); fileno = STp->filemark_cnt; at_sm = 0; blkno = at_sm; goto os_bypass; case 13U: ; if ((unsigned int )STp->write_prot != 0U) { return (-13); } else { } ioctl_result = osst_reset_header(STp, & SRpnt); i = osst_write_eod(STp, & SRpnt); if (i < ioctl_result) { ioctl_result = i; } else { } i = osst_position_tape_and_confirm(STp, & SRpnt, STp->eod_frame_ppos); if (i < ioctl_result) { ioctl_result = i; } else { } at_sm = 0; blkno = at_sm; fileno = blkno; goto os_bypass; case 6U: cmd[0] = 1U; cmd[1] = 1U; logical_blk_num = 0; frame_seq_numbr = logical_blk_num; at_sm = frame_seq_numbr; blkno = at_sm; fileno = blkno; goto ldv_36180; case 20U: ; if (((((STps->drv_block == 0 && (unsigned int )STp->dirty == 0U) && (STp->buffer)->buffer_bytes == 0) && (arg & 16777215UL) > 511UL) && (arg & 16777215UL) <= 32768UL) && 32768UL % (arg & 16777215UL) == 0UL) { STp->block_size = (int )arg & 16777215; printk("\016%s:I: Block size set to %d bytes.\n", name, STp->block_size); return (0); } else { } case 21U: ; case 24U: ; case 65537U: chg_eof = 0; if ((unsigned int )STp->dirty != 0U || (STp->buffer)->buffer_bytes != 0) { return (-5); } else { } if (((cmd_in == 20U || cmd_in == 65537U) && (arg & 16777215UL) != 0UL) && (arg & 16777215UL) != (unsigned long )STp->block_size) { printk("\f%s:W: Illegal to set block size to %d%s.\n", name, (int )arg & 16777215, 32768UL % (arg & 16777215UL) != 0UL ? (char *)"" : (char *)" now"); return (-22); } else { } return (0); default: ; return (-38); } ldv_36180: SRpnt = osst_do_scsi(SRpnt, STp, (unsigned char *)(& cmd), datalen, direction, timeout, 0, 1); ioctl_result = (STp->buffer)->syscall_result; if ((unsigned long )SRpnt == (unsigned long )((struct osst_request *)0)) { return (ioctl_result); } else { } if (ioctl_result == 0) { STp->frame_seq_number = frame_seq_numbr; STp->logical_blk_num = logical_blk_num; } else { } os_bypass: ; if (ioctl_result == 0) { if (cmd_in == 11U) { fileno = fileno - 1; blkno = blkno - 1; } else { } if (cmd_in == 10U) { fileno = fileno + 1; blkno = blkno + 1; } else { } STps->drv_block = blkno; STps->drv_file = fileno; STps->at_sm = (unsigned char )at_sm; if (cmd_in == 12U) { STps->eof = 7U; } else if ((cmd_in == 11U || cmd_in == 2U) && (unsigned int )STps->eof == 1U) { ioctl_result = osst_seek_logical_blk(STp, & SRpnt, STp->logical_blk_num + -1); STps->drv_block = STps->drv_block + 1; STp->logical_blk_num = STp->logical_blk_num + 1; STp->frame_seq_number = STp->frame_seq_number + 1; STp->frame_in_buffer = 0U; (STp->buffer)->read_pointer = 0; } else if (cmd_in == 1U) { STps->eof = STp->first_frame_position >= (unsigned int )STp->eod_frame_ppos ? 7U : 2U; } else if (chg_eof != 0) { STps->eof = 0U; } else { } if (cmd_in == 7U || cmd_in == 31U) { STp->rew_at_close = 0U; } else if (cmd_in == 30U) { i = 0; goto ldv_36201; ldv_36200: STp->ps[i].rw = 0U; STp->ps[i].last_block_valid = 0U; i = i + 1; ldv_36201: ; if (i <= 3) { goto ldv_36200; } else { } STp->partition = 0; } else { } if (cmd_in == 6U) { ioctl_result = osst_position_tape_and_confirm(STp, & SRpnt, STp->first_data_ppos); if (ioctl_result > 0) { ioctl_result = 0; } else { } } else { } } else if (cmd_in == 2U || cmd_in == 10U) { tmp___5 = osst_position_tape_and_confirm(STp, & SRpnt, STp->first_data_ppos); if (tmp___5 < 0) { tmp___3 = -1; STps->drv_block = tmp___3; STps->drv_file = tmp___3; } else { tmp___4 = 0; STps->drv_block = tmp___4; STps->drv_file = tmp___4; } STps->eof = 0U; } else if (cmd_in == 1U || cmd_in == 11U) { tmp___7 = osst_position_tape_and_confirm(STp, & SRpnt, STp->eod_frame_ppos); if (tmp___7 < 0) { tmp___6 = -1; STps->drv_block = tmp___6; STps->drv_file = tmp___6; } else { STps->drv_file = STp->filemark_cnt; STps->drv_block = 0; } STps->eof = 7U; } else if (((cmd_in == 4U || cmd_in == 3U) || cmd_in == 5U) || cmd_in == 12U) { tmp___8 = -1; STps->drv_block = tmp___8; STps->drv_file = tmp___8; STps->eof = 0U; STp->header_ok = 0; } else if (cmd_in == 13U) { STp->header_ok = 0; } else if ((unsigned long )SRpnt != (unsigned long )((struct osst_request *)0)) { if (((int )SRpnt->sense[2] & 64) != 0) { STps->eof = 3U; STps->drv_block = 0; } else { } if (chg_eof != 0) { STps->eof = 0U; } else { } if (((int )SRpnt->sense[2] & 15) == 8) { STps->eof = 7U; } else { } if (cmd_in == 30U) { tmp___9 = osst_wait_for_medium(STp, & SRpnt, 60U); if (tmp___9 != 0) { ioctl_result = osst_wait_ready(STp, & SRpnt, 300U, 1); } else { } } else { } } else { } *aSRpnt = SRpnt; return (ioctl_result); } } static int __os_scsi_tape_open(struct inode *inode , struct file *filp ) { unsigned short flags ; int i ; int b_size ; int new_session ; int retval ; unsigned char cmd[16U] ; struct osst_request *SRpnt ; struct osst_tape *STp ; struct st_modedef *STm ; struct st_partstat *STps ; char *name ; int dev ; unsigned int tmp ; int mode ; unsigned int tmp___0 ; int tmp___1 ; unsigned int tmp___2 ; int tmp___3 ; unsigned int tmp___4 ; int tmp___5 ; int tmp___6 ; struct page *tmp___7 ; void *tmp___8 ; int tmp___9 ; int tmp___10 ; int tmp___11 ; int tmp___12 ; int j ; int tmp___13 ; int tmp___14 ; int tmp___15 ; int tmp___16 ; int tmp___17 ; unsigned char tmp___18 ; int tmp___19 ; { new_session = 0; retval = 0; SRpnt = (struct osst_request *)0; tmp = iminor((struct inode const *)inode); dev = (int )tmp & 31; tmp___0 = iminor((struct inode const *)inode); mode = (int )((tmp___0 & 96U) >> 5); filp->f_mode = filp->f_mode & 4294967271U; _raw_write_lock(& os_scsi_tapes_lock); if (dev >= osst_max_dev || (unsigned long )os_scsi_tapes == (unsigned long )((struct osst_tape **)0)) { _raw_write_unlock(& os_scsi_tapes_lock); return (-6); } else { STp = *(os_scsi_tapes + (unsigned long )dev); if ((unsigned long )STp == (unsigned long )((struct osst_tape *)0)) { _raw_write_unlock(& os_scsi_tapes_lock); return (-6); } else if ((unsigned long )STp->device == (unsigned long )((struct scsi_device *)0)) { _raw_write_unlock(& os_scsi_tapes_lock); return (-6); } else { } } name = tape_name(STp); if ((unsigned int )STp->in_use != 0U) { _raw_write_unlock(& os_scsi_tapes_lock); return (-16); } else { } tmp___1 = scsi_device_get(STp->device); if (tmp___1 != 0) { _raw_write_unlock(& os_scsi_tapes_lock); return (-6); } else { } filp->private_data = (void *)STp; STp->in_use = 1U; _raw_write_unlock(& os_scsi_tapes_lock); tmp___2 = iminor((struct inode const *)inode); STp->rew_at_close = (tmp___2 & 128U) == 0U; tmp___3 = scsi_block_when_processing_errors(STp->device); if (tmp___3 == 0) { return (-6); } else { } if (STp->current_mode != mode) { new_session = 1; STp->current_mode = mode; } else { } STm = (struct st_modedef *)(& STp->modes) + (unsigned long )STp->current_mode; flags = (unsigned short )filp->f_flags; STp->write_prot = ((int )flags & 3) == 0; tmp___4 = iminor((struct inode const *)inode); STp->raw = (unsigned int )((unsigned char )((tmp___4 & 96U) >> 5)) & 2U; if ((unsigned int )STp->raw != 0U) { STp->header_ok = 0; } else { } tmp___5 = enlarge_buffer(STp->buffer, (int )STp->restr_dma); if (tmp___5 == 0) { printk("\v%s:E: Unable to allocate memory segments for tape buffer.\n", name); retval = -75; goto err_out; } else { } if ((STp->buffer)->buffer_size > 33279) { i = 0; b_size = 0; goto ldv_36222; ldv_36221: tmp___6 = i; i = i + 1; b_size = (int )((STp->buffer)->sg[tmp___6].length + (unsigned int )b_size); ldv_36222: ; if ((int )(STp->buffer)->sg_segs > i && (STp->buffer)->sg[i].length + (unsigned int )b_size <= 32768U) { goto ldv_36221; } else { } tmp___7 = sg_page((struct scatterlist *)(& (STp->buffer)->sg) + (unsigned long )i); tmp___8 = lowmem_page_address((struct page const *)tmp___7); (STp->buffer)->aux = (os_aux_t *)(tmp___8 + (32768UL - (unsigned long )b_size)); } else { (STp->buffer)->aux = (os_aux_t *)0; printk("\r%s:A: Framesize %d too large for buffer.\n", name, 33280); retval = -5; goto err_out; } (STp->buffer)->writing = 0; (STp->buffer)->syscall_result = 0; STp->dirty = 0U; i = 0; goto ldv_36225; ldv_36224: STps = (struct st_partstat *)(& STp->ps) + (unsigned long )i; STps->rw = 0U; i = i + 1; ldv_36225: ; if (i <= 3) { goto ldv_36224; } else { } STp->ready = 0U; memset((void *)(& cmd), 0, 16UL); cmd[0] = 0U; SRpnt = osst_do_scsi((struct osst_request *)0, STp, (unsigned char *)(& cmd), 0, 3, STp->timeout, 0, 1); if ((unsigned long )SRpnt == (unsigned long )((struct osst_request *)0)) { retval = (STp->buffer)->syscall_result; goto err_out; } else { } if ((((int )SRpnt->sense[0] & 112) == 112 && ((int )SRpnt->sense[2] & 15) == 2) && (unsigned int )SRpnt->sense[12] == 4U) { if ((filp->f_flags & 2048U) != 0U) { retval = -11; goto err_out; } else { } if ((unsigned int )SRpnt->sense[13] == 2U) { memset((void *)(& cmd), 0, 16UL); cmd[0] = 27U; cmd[1] = 1U; cmd[4] = 1U; SRpnt = osst_do_scsi(SRpnt, STp, (unsigned char *)(& cmd), 0, 3, STp->timeout, 0, 1); } else { } osst_wait_ready(STp, & SRpnt, (unsigned int )SRpnt->sense[13] == 1U ? 900U : 180U, 0); } else { } if (((int )SRpnt->sense[0] & 112) == 112 && ((int )SRpnt->sense[2] & 15) == 6) { STp->header_ok = 0; i = 0; goto ldv_36229; ldv_36228: memset((void *)(& cmd), 0, 16UL); cmd[0] = 0U; SRpnt = osst_do_scsi(SRpnt, STp, (unsigned char *)(& cmd), 0, 3, STp->timeout, 0, 1); if (((int )SRpnt->sense[0] & 112) != 112 || ((int )SRpnt->sense[2] & 15) != 6) { goto ldv_36227; } else { } i = i + 1; ldv_36229: ; if (i <= 9) { goto ldv_36228; } else { } ldv_36227: STp->pos_unknown = 0U; tmp___9 = 0; STp->new_partition = tmp___9; STp->partition = tmp___9; if ((unsigned int )STp->can_partitions != 0U) { STp->nbr_partitions = 1; } else { } i = 0; goto ldv_36231; ldv_36230: STps = (struct st_partstat *)(& STp->ps) + (unsigned long )i; STps->rw = 0U; STps->eof = 0U; STps->at_sm = 0U; STps->last_block_valid = 0U; STps->drv_block = 0; STps->drv_file = 0; i = i + 1; ldv_36231: ; if (i <= 3) { goto ldv_36230; } else { } new_session = 1; STp->recover_count = 0; STp->abort_count = 0; } else { } if ((((STp->buffer)->syscall_result == 0 && STp->header_ok != 0) && SRpnt->result == 0) && (unsigned int )SRpnt->sense[0] == 0U) { memset((void *)(& cmd), 0, 16UL); cmd[0] = 26U; cmd[1] = 8U; cmd[2] = 54U; cmd[4] = 12U; SRpnt = osst_do_scsi(SRpnt, STp, (unsigned char *)(& cmd), (int )cmd[4], 2, STp->timeout, 0, 1); if (((((STp->buffer)->syscall_result != 0 || (unsigned int )*((STp->buffer)->b_data + 6UL) != 76U) || (unsigned int )*((STp->buffer)->b_data + 7UL) != 73U) || (unsigned int )*((STp->buffer)->b_data + 8UL) != 78U) || (unsigned int )*((STp->buffer)->b_data + 9UL) != 52U) { STp->header_ok = 0; } else { } i = (int )STp->first_frame_position; if (STp->header_ok != 0) { tmp___12 = osst_get_frame_position(STp, & SRpnt); if (tmp___12 == i) { if ((unsigned int )STp->door_locked == 0U) { tmp___10 = do_door_lock(STp, 1); if (tmp___10 != 0) { printk("\016%s:I: Can\'t lock drive door\n", name); } else { STp->door_locked = 2U; } } else { } if ((unsigned int )STp->frame_in_buffer == 0U) { STp->block_size = STm->default_blksize > 0 ? STm->default_blksize : 32768; tmp___11 = 0; (STp->buffer)->read_pointer = tmp___11; (STp->buffer)->buffer_bytes = tmp___11; } else { } (STp->buffer)->buffer_blocks = 32768 / STp->block_size; STp->fast_open = 1U; osst_release_request(SRpnt); return (0); } else { } } else { } STp->header_ok = 0; } else { } STp->fast_open = 0U; if ((STp->buffer)->syscall_result != 0 && ((unsigned int )SRpnt->sense[2] != 2U || (unsigned int )SRpnt->sense[12] != 58U)) { memset((void *)(& cmd), 0, 16UL); cmd[0] = 21U; cmd[1] = 16U; cmd[4] = 8U; *((STp->buffer)->b_data) = (unsigned int )cmd[4] + 255U; *((STp->buffer)->b_data + 1UL) = 0U; *((STp->buffer)->b_data + 2UL) = 0U; *((STp->buffer)->b_data + 3UL) = 0U; *((STp->buffer)->b_data + 4UL) = 63U; *((STp->buffer)->b_data + 5UL) = 1U; *((STp->buffer)->b_data + 6UL) = 2U; *((STp->buffer)->b_data + 7UL) = 3U; SRpnt = osst_do_scsi(SRpnt, STp, (unsigned char *)(& cmd), (int )cmd[4], 1, STp->timeout, 0, 1); STp->header_ok = 0; i = 0; goto ldv_36239; ldv_36238: memset((void *)(& cmd), 0, 16UL); cmd[0] = 0U; SRpnt = osst_do_scsi(SRpnt, STp, (unsigned char *)(& cmd), 0, 3, STp->timeout, 0, 1); if (((int )SRpnt->sense[0] & 112) != 112 || ((int )SRpnt->sense[2] & 15) == 2) { goto ldv_36233; } else { } if (((int )SRpnt->sense[2] & 15) == 6) { STp->pos_unknown = 0U; tmp___13 = 0; STp->new_partition = tmp___13; STp->partition = tmp___13; if ((unsigned int )STp->can_partitions != 0U) { STp->nbr_partitions = 1; } else { } j = 0; goto ldv_36236; ldv_36235: STps = (struct st_partstat *)(& STp->ps) + (unsigned long )j; STps->rw = 0U; STps->eof = 0U; STps->at_sm = 0U; STps->last_block_valid = 0U; STps->drv_block = 0; STps->drv_file = 0; j = j + 1; ldv_36236: ; if (j <= 3) { goto ldv_36235; } else { } new_session = 1; } else { } i = i + 1; ldv_36239: ; if (i <= 9) { goto ldv_36238; } else { } ldv_36233: ; } else { } tmp___14 = osst_wait_ready(STp, & SRpnt, 900U, 0); if (tmp___14 != 0) { printk("\016%s:I: Device did not become Ready in open\n", name); } else { } if ((STp->buffer)->syscall_result != 0) { if ((((int )((signed char )(STp->device)->scsi_level) > 2 && ((int )SRpnt->sense[0] & 112) == 112) && ((int )SRpnt->sense[2] & 15) == 2) && (unsigned int )SRpnt->sense[12] == 58U) { STp->ready = 2U; } else { STp->ready = 1U; } osst_release_request(SRpnt); SRpnt = (struct osst_request *)0; STp->density = 0U; STp->write_prot = 0U; STp->block_size = 0; tmp___15 = -1; STp->ps[0].drv_block = tmp___15; STp->ps[0].drv_file = tmp___15; tmp___16 = 0; STp->new_partition = tmp___16; STp->partition = tmp___16; STp->door_locked = 0U; return (0); } else { } osst_configure_onstream(STp, & SRpnt); STp->block_size = (unsigned int )STp->raw == 0U ? (STm->default_blksize > 0 ? STm->default_blksize : 32768) : 33280; (STp->buffer)->buffer_blocks = (unsigned int )STp->raw == 0U ? 32768 / STp->block_size : 1; STp->frame_in_buffer = 0U; tmp___17 = 0; (STp->buffer)->read_pointer = tmp___17; (STp->buffer)->buffer_bytes = tmp___17; if ((unsigned int )STp->drv_write_prot != 0U) { STp->write_prot = 1U; if (((int )flags & 3) == 1 || ((int )flags & 3) == 2) { retval = -30; goto err_out; } else { } } else { } if (new_session != 0) { tmp___18 = 0U; STp->blksize_changed = tmp___18; STp->density_changed = tmp___18; STp->compression_changed = 0U; } else { } if ((unsigned int )STp->door_locked == 0U) { tmp___19 = do_door_lock(STp, 1); if (tmp___19 != 0) { printk("\016%s:I: Can\'t lock drive door\n", name); } else { STp->door_locked = 2U; } } else { } osst_analyze_headers(STp, & SRpnt); osst_release_request(SRpnt); SRpnt = (struct osst_request *)0; return (0); err_out: ; if ((unsigned long )SRpnt != (unsigned long )((struct osst_request *)0)) { osst_release_request(SRpnt); } else { } normalize_buffer(STp->buffer); STp->header_ok = 0; STp->in_use = 0U; scsi_device_put(STp->device); return (retval); } } static int os_scsi_tape_open(struct inode *inode , struct file *filp ) { int ret ; { mutex_lock_nested(& osst_int_mutex, 0U); ret = __os_scsi_tape_open(inode, filp); mutex_unlock(& osst_int_mutex); return (ret); } } static int os_scsi_tape_flush(struct file *filp , fl_owner_t id ) { int result ; int result2 ; struct osst_tape *STp ; struct st_modedef *STm ; struct st_partstat *STps ; struct osst_request *SRpnt ; char *name ; char *tmp ; long tmp___0 ; int tmp___1 ; int tmp___2 ; int tmp___3 ; { result = 0; STp = (struct osst_tape *)filp->private_data; STm = (struct st_modedef *)(& STp->modes) + (unsigned long )STp->current_mode; STps = (struct st_partstat *)(& STp->ps) + (unsigned long )STp->partition; SRpnt = (struct osst_request *)0; tmp = tape_name(STp); name = tmp; tmp___0 = atomic_long_read(& filp->f_count); if (tmp___0 > 1L) { return (0); } else { } if (((unsigned int )STps->rw == 2U || (unsigned int )STp->dirty != 0U) && (unsigned int )STp->pos_unknown == 0U) { STp->write_type = 0; result = osst_flush_write_buffer(STp, & SRpnt); if (result != 0 && result != -28) { goto out; } else { } } else { } if ((unsigned int )STps->rw > 1U && (unsigned int )STp->pos_unknown == 0U) { result = osst_write_trailer(STp, & SRpnt, (unsigned int )STp->rew_at_close == 0U); } else if ((unsigned int )STp->rew_at_close == 0U) { STps = (struct st_partstat *)(& STp->ps) + (unsigned long )STp->partition; if ((unsigned int )STm->sysv == 0U || (unsigned int )STps->rw != 1U) { if ((unsigned int )STp->can_bsr != 0U) { result = osst_flush_buffer(STp, & SRpnt, 0); } else if ((unsigned int )STps->eof == 1U) { result = cross_eof(STp, & SRpnt, 0); if (result != 0) { if (STps->drv_file >= 0) { STps->drv_file = STps->drv_file + 1; } else { } STps->drv_block = 0; STps->eof = 2U; } else { STps->eof = 0U; } } else { } } else if ((unsigned int )STps->eof == 0U) { result = cross_eof(STp, & SRpnt, 1); if (result == 0) { goto _L; } else { goto _L___0; } } else _L___0: /* CIL Label */ if ((unsigned int )STps->eof == 1U) { _L: /* CIL Label */ if (STps->drv_file >= 0) { STps->drv_file = STps->drv_file + 1; } else { } STps->drv_block = 0; STps->eof = 2U; } else { } } else { } out: ; if ((unsigned int )STp->rew_at_close != 0U) { result2 = osst_position_tape_and_confirm(STp, & SRpnt, STp->first_data_ppos); tmp___3 = 0; STp->logical_blk_num = tmp___3; tmp___2 = tmp___3; STp->frame_seq_number = tmp___2; tmp___1 = tmp___2; STps->drv_block = tmp___1; STps->drv_file = tmp___1; if (result == 0 && result2 < 0) { result = result2; } else { } } else { } if ((unsigned long )SRpnt != (unsigned long )((struct osst_request *)0)) { osst_release_request(SRpnt); } else { } if (STp->abort_count != 0 || STp->recover_count != 0) { printk("\016%s:I:", name); if (STp->abort_count != 0) { printk(" %d unrecovered errors", STp->abort_count); } else { } if (STp->recover_count != 0) { printk(" %d recovered errors", STp->recover_count); } else { } if (STp->write_count != 0) { printk(" in %d frames written", STp->write_count); } else { } if (STp->read_count != 0) { printk(" in %d frames read", STp->read_count); } else { } printk("\n"); STp->recover_count = 0; STp->abort_count = 0; } else { } STp->write_count = 0; STp->read_count = 0; return (result); } } static int os_scsi_tape_close(struct inode *inode , struct file *filp ) { int result ; struct osst_tape *STp ; { result = 0; STp = (struct osst_tape *)filp->private_data; if ((unsigned int )STp->door_locked == 2U) { do_door_lock(STp, 0); } else { } if ((unsigned int )STp->raw != 0U) { STp->header_ok = 0; } else { } normalize_buffer(STp->buffer); _raw_write_lock(& os_scsi_tapes_lock); STp->in_use = 0U; _raw_write_unlock(& os_scsi_tapes_lock); scsi_device_put(STp->device); return (result); } } static long osst_ioctl(struct file *file , unsigned int cmd_in , unsigned long arg ) { int i ; int cmd_nr ; int cmd_type ; int blk ; int retval ; struct st_modedef *STm ; struct st_partstat *STps ; struct osst_request *SRpnt ; struct osst_tape *STp ; char *name ; char *tmp ; void *p ; int tmp___0 ; struct mtop mtc ; int auto_weof ; unsigned long tmp___1 ; bool tmp___2 ; int tmp___3 ; int tmp___4 ; int tmp___5 ; struct mtget mt_status ; unsigned long tmp___6 ; struct mtpos mt_pos ; unsigned long tmp___7 ; { retval = 0; SRpnt = (struct osst_request *)0; STp = (struct osst_tape *)file->private_data; tmp = tape_name(STp); name = tmp; p = (void *)arg; mutex_lock_nested(& osst_int_mutex, 0U); tmp___0 = mutex_lock_interruptible_nested(& STp->lock, 0U); if (tmp___0 != 0) { mutex_unlock(& osst_int_mutex); return (-512L); } else { } STm = (struct st_modedef *)(& STp->modes) + (unsigned long )STp->current_mode; STps = (struct st_partstat *)(& STp->ps) + (unsigned long )STp->partition; retval = scsi_ioctl_block_when_processing_errors(STp->device, (int )cmd_in, (file->f_flags & 2048U) != 0U); if (retval != 0) { goto out; } else { } cmd_type = (int )(cmd_in >> 8) & 255; cmd_nr = (int )cmd_in & 255; if (cmd_type == 109 && cmd_nr == 1) { auto_weof = 0; if (((cmd_in >> 16) & 16383U) != 8U) { retval = -22; goto out; } else { } tmp___1 = copy_from_user((void *)(& mtc), (void const *)p, 8UL); i = (int )tmp___1; if (i != 0) { retval = -14; goto out; } else { } if ((int )mtc.mt_op == 24) { tmp___2 = capable(21); if (tmp___2) { tmp___3 = 0; } else { tmp___3 = 1; } if (tmp___3) { printk("\f%s:W: MTSETDRVBUFFER only allowed for root.\n", name); retval = -1; goto out; } else { } } else { } if ((unsigned int )STm->defined == 0U && ((int )mtc.mt_op != 24 && ((unsigned int )mtc.mt_count & 4026531840U) == 0U)) { retval = -6; goto out; } else { } if ((unsigned int )STp->pos_unknown == 0U) { if ((unsigned int )STps->eof == 1U) { if (((int )mtc.mt_op == 1 || (int )mtc.mt_op == 11) || (int )mtc.mt_op == 12) { mtc.mt_count = mtc.mt_count + -1; if (STps->drv_file >= 0) { STps->drv_file = STps->drv_file + 1; } else { } } else if ((int )mtc.mt_op == 2 || (int )mtc.mt_op == 10) { mtc.mt_count = mtc.mt_count + 1; if (STps->drv_file >= 0) { STps->drv_file = STps->drv_file + 1; } else { } } else { } } else { } if ((int )mtc.mt_op == 22) { i = (unsigned int )STp->can_partitions == 0U || STp->new_partition != STp->partition; } else { i = ((((((((((int )mtc.mt_op == 6 || (int )mtc.mt_op == 7) || (int )mtc.mt_op == 9) || (int )mtc.mt_op == 12) || (int )mtc.mt_op == 28) || (int )mtc.mt_op == 30) || (int )mtc.mt_op == 1) || (int )mtc.mt_op == 11) || (int )mtc.mt_op == 2) || (int )mtc.mt_op == 10) || (int )mtc.mt_op == 32; } i = osst_flush_buffer(STp, & SRpnt, i); if (i < 0) { retval = i; goto out; } else { } } else { if ((((((int )mtc.mt_op != 6 && (int )mtc.mt_op != 7) && (int )mtc.mt_op != 9) && (int )mtc.mt_op != 13) && (int )mtc.mt_op != 22) && (int )mtc.mt_op != 12) { retval = -5; goto out; } else { } reset_state(STp); (STp->device)->was_reset = 0U; } if ((((((((((int )mtc.mt_op != 32 && (int )mtc.mt_op != 28) && (int )mtc.mt_op != 8) && (int )mtc.mt_op != 20) && (int )mtc.mt_op != 21) && (int )mtc.mt_op != 24) && (int )mtc.mt_op != 34) && (int )mtc.mt_op != 33) && (int )mtc.mt_op != 5) && (int )mtc.mt_op != 27) { if ((unsigned int )STps->rw > 1U && STp->first_frame_position >= (unsigned int )STp->eod_frame_ppos) { auto_weof = STp->write_type != 2 && ((int )mtc.mt_op != 6 && (int )mtc.mt_op != 7); i = osst_write_trailer(STp, & SRpnt, (int )mtc.mt_op != 6 && (int )mtc.mt_op != 7); if (i < 0) { retval = i; goto out; } else { } } else { } STps->rw = 0U; } else { } if ((int )mtc.mt_op == 7 && (unsigned int )STp->door_locked != 0U) { do_door_lock(STp, 0); } else { } if ((int )mtc.mt_op == 24 && ((unsigned int )mtc.mt_count & 4026531840U) != 0U) { retval = osst_set_options(STp, (long )mtc.mt_count); goto out; } else { } if ((int )mtc.mt_op == 33) { if (mtc.mt_count >= STp->nbr_partitions) { retval = -22; } else { STp->new_partition = mtc.mt_count; retval = 0; } goto out; } else { } if ((int )mtc.mt_op == 34) { if ((unsigned int )STp->can_partitions == 0U) { retval = -22; goto out; } else { } i = osst_int_ioctl(STp, & SRpnt, 6U, 0UL); if (i < 0) { retval = i; goto out; } else { } i = 0; goto ldv_36283; ldv_36282: STp->ps[i].rw = 0U; STp->ps[i].at_sm = 0U; STp->ps[i].last_block_valid = 0U; i = i + 1; ldv_36283: ; if (i <= 3) { goto ldv_36282; } else { } tmp___4 = 0; STp->new_partition = tmp___4; STp->partition = tmp___4; STp->nbr_partitions = 1; tmp___5 = 0; STps->drv_file = tmp___5; STps->drv_block = tmp___5; retval = 0; goto out; } else { } if ((int )mtc.mt_op == 22) { if ((unsigned int )STp->raw != 0U) { i = osst_set_frame_position(STp, & SRpnt, mtc.mt_count, 0); } else { i = osst_seek_sector(STp, & SRpnt, mtc.mt_count); } if ((unsigned int )STp->can_partitions == 0U) { STp->ps[0].rw = 0U; } else { } retval = i; goto out; } else { } if ((int )mtc.mt_op == 28 || (int )mtc.mt_op == 29) { retval = do_door_lock(STp, (int )mtc.mt_op == 28); goto out; } else { } if (auto_weof != 0) { cross_eof(STp, & SRpnt, 0); } else { } if ((int )mtc.mt_op == 32) { retval = -22; } else { retval = osst_int_ioctl(STp, & SRpnt, (unsigned int )mtc.mt_op, (unsigned long )mtc.mt_count); } goto out; } else { } if ((unsigned int )STm->defined == 0U) { retval = -6; goto out; } else { } i = osst_flush_buffer(STp, & SRpnt, 0); if (i < 0) { retval = i; goto out; } else { } if (cmd_type == 109 && cmd_nr == 2) { if (((cmd_in >> 16) & 16383U) != 48U) { retval = -22; goto out; } else { } mt_status.mt_type = 97L; mt_status.mt_erreg = (long )STp->recover_erreg; mt_status.mt_dsreg = (long )(((unsigned int )STp->block_size & 16777215U) | (unsigned int )((int )STp->density << 24)); mt_status.mt_blkno = STps->drv_block; mt_status.mt_fileno = STps->drv_file; if (STp->block_size != 0) { if ((unsigned int )STps->rw == 2U) { mt_status.mt_blkno = mt_status.mt_blkno + (STp->buffer)->buffer_bytes / STp->block_size; } else if ((unsigned int )STps->rw == 1U) { mt_status.mt_blkno = mt_status.mt_blkno - (((STp->buffer)->buffer_bytes + STp->block_size) + -1) / STp->block_size; } else { } } else { } mt_status.mt_gstat = 0L; if ((unsigned int )STp->drv_write_prot != 0U) { mt_status.mt_gstat = mt_status.mt_gstat | 67108864L; } else { } if (mt_status.mt_blkno == 0) { if (mt_status.mt_fileno == 0) { mt_status.mt_gstat = mt_status.mt_gstat | 1073741824L; } else { mt_status.mt_gstat = mt_status.mt_gstat | 2147483648L; } } else { } mt_status.mt_resid = (long )STp->partition; if ((unsigned int )STps->eof == 3U || (unsigned int )STps->eof == 4U) { mt_status.mt_gstat = mt_status.mt_gstat | 536870912L; } else if ((unsigned int )STps->eof > 2U) { mt_status.mt_gstat = mt_status.mt_gstat | 134217728L; } else { } if ((unsigned int )STp->density == 1U) { mt_status.mt_gstat = mt_status.mt_gstat | 2097152L; } else if ((unsigned int )STp->density == 2U) { mt_status.mt_gstat = mt_status.mt_gstat | 4194304L; } else if ((unsigned int )STp->density == 3U) { mt_status.mt_gstat = mt_status.mt_gstat | 8388608L; } else { } if ((unsigned int )STp->ready == 0U) { mt_status.mt_gstat = mt_status.mt_gstat | 16777216L; } else { } if ((unsigned int )STp->ready == 2U) { mt_status.mt_gstat = mt_status.mt_gstat | 262144L; } else { } if ((unsigned int )STps->at_sm != 0U) { mt_status.mt_gstat = mt_status.mt_gstat | 268435456L; } else { } if (((unsigned int )STm->do_async_writes != 0U || ((unsigned int )STm->do_buffer_writes != 0U && STp->block_size != 0)) || (unsigned int )STp->drv_buffer != 0U) { mt_status.mt_gstat = mt_status.mt_gstat | 65536L; } else { } tmp___6 = copy_to_user(p, (void const *)(& mt_status), 48UL); i = (int )tmp___6; if (i != 0) { retval = -14; goto out; } else { } STp->recover_erreg = 0; retval = 0; goto out; } else { } if (cmd_type == 109 && cmd_nr == 3) { if (((cmd_in >> 16) & 16383U) != 8U) { retval = -22; goto out; } else { } if ((unsigned int )STp->raw != 0U) { blk = osst_get_frame_position(STp, & SRpnt); } else { blk = osst_get_sector(STp, & SRpnt); } if (blk < 0) { retval = blk; goto out; } else { } mt_pos.mt_blkno = (long )blk; tmp___7 = copy_to_user(p, (void const *)(& mt_pos), 8UL); i = (int )tmp___7; if (i != 0) { retval = -14; } else { } goto out; } else { } if ((unsigned long )SRpnt != (unsigned long )((struct osst_request *)0)) { osst_release_request(SRpnt); } else { } mutex_unlock(& STp->lock); retval = scsi_ioctl(STp->device, (int )cmd_in, p); mutex_unlock(& osst_int_mutex); return ((long )retval); out: ; if ((unsigned long )SRpnt != (unsigned long )((struct osst_request *)0)) { osst_release_request(SRpnt); } else { } mutex_unlock(& STp->lock); mutex_unlock(& osst_int_mutex); return ((long )retval); } } static long osst_compat_ioctl(struct file *file , unsigned int cmd_in , unsigned long arg ) { struct osst_tape *STp ; struct scsi_device *sdev ; int ret ; { STp = (struct osst_tape *)file->private_data; sdev = STp->device; ret = -515; if ((unsigned long )((sdev->host)->hostt)->compat_ioctl != (unsigned long )((int (*)(struct scsi_device * , int , void * ))0)) { ret = (*(((sdev->host)->hostt)->compat_ioctl))(sdev, (int )cmd_in, (void *)arg); } else { } return ((long )ret); } } static struct osst_buffer *new_tape_buffer(int from_initialization , int need_dma , int max_sg ) { int i ; gfp_t priority ; struct osst_buffer *tb ; void *tmp ; unsigned short tmp___0 ; { if (from_initialization != 0) { priority = 32U; } else { priority = 208U; } i = (int )((unsigned int )((unsigned long )(osst_max_sg_segs + -1)) * 40U + 176U); tmp = kzalloc((size_t )i, priority); tb = (struct osst_buffer *)tmp; if ((unsigned long )tb == (unsigned long )((struct osst_buffer *)0)) { printk("\rosst :I: Can\'t allocate new tape buffer.\n"); return ((struct osst_buffer *)0); } else { } tmp___0 = 0U; tb->orig_sg_segs = tmp___0; tb->sg_segs = tmp___0; tb->use_sg = (unsigned short )max_sg; tb->in_use = 1U; tb->dma = (unsigned char )need_dma; tb->buffer_size = 0; return (tb); } } static int enlarge_buffer(struct osst_buffer *STbuffer , int need_dma ) { int segs ; int nbr ; int max_segs ; int b_size ; int order ; int got ; gfp_t priority ; struct page *page ; struct page *tmp ; void *tmp___0 ; struct page *tmp___1 ; struct page *page___0 ; struct page *tmp___2 ; { if (STbuffer->buffer_size > 33279) { return (1); } else { } if ((unsigned int )STbuffer->sg_segs != 0U) { printk("\fosst :A: Buffer not previously normalized.\n"); normalize_buffer(STbuffer); } else { } max_segs = (int )STbuffer->use_sg; nbr = max_segs; if (nbr <= 2) { return (0); } else { } priority = 208U; if (need_dma != 0) { priority = priority | 1U; } else { } b_size = 32768; order = 3; goto ldv_36317; ldv_36316: tmp = alloc_pages(priority, (unsigned int )order); page = tmp; STbuffer->sg[0].offset = 0U; if ((unsigned long )page != (unsigned long )((struct page *)0)) { sg_set_page((struct scatterlist *)(& STbuffer->sg), page, (unsigned int )b_size, 0U); tmp___0 = lowmem_page_address((struct page const *)page); STbuffer->b_data = (unsigned char *)tmp___0; goto ldv_36315; } else { } order = order - 1; b_size = b_size / 2; ldv_36317: ; if ((unsigned int )b_size > 4095U) { goto ldv_36316; } else { } ldv_36315: tmp___1 = sg_page((struct scatterlist *)(& STbuffer->sg)); if ((unsigned long )tmp___1 == (unsigned long )((struct page *)0)) { printk("\rosst :I: Can\'t allocate tape buffer main segment.\n"); return (0); } else { } STbuffer->sg_segs = 1U; segs = 1; got = b_size; goto ldv_36320; ldv_36319: tmp___2 = alloc_pages(priority, (unsigned int )(33280 - got) > 4096U ? (unsigned int )order : 0U); page___0 = tmp___2; STbuffer->sg[segs].offset = 0U; if ((unsigned long )page___0 == (unsigned long )((struct page *)0)) { printk("\fosst :W: Failed to enlarge buffer to %d bytes.\n", 33280); normalize_buffer(STbuffer); return (0); } else { } sg_set_page((struct scatterlist *)(& STbuffer->sg) + (unsigned long )segs, page___0, (unsigned int )((unsigned int )(33280 - got) <= 2048U ? 33280 - got : b_size), 0U); got = (int )(STbuffer->sg[segs].length + (unsigned int )got); STbuffer->buffer_size = got; segs = segs + 1; STbuffer->sg_segs = (unsigned short )segs; ldv_36320: ; if (segs < max_segs && got <= 33279) { goto ldv_36319; } else { } return (1); } } static void normalize_buffer(struct osst_buffer *STbuffer ) { int i ; int order ; int b_size ; struct page *tmp ; unsigned short tmp___0 ; { i = 0; goto ldv_36332; ldv_36331: b_size = 4096; order = 0; goto ldv_36329; ldv_36328: b_size = b_size * 2; order = order + 1; ldv_36329: ; if ((unsigned int )b_size < STbuffer->sg[i].length) { goto ldv_36328; } else { } tmp = sg_page((struct scatterlist *)(& STbuffer->sg) + (unsigned long )i); __free_pages(tmp, (unsigned int )order); STbuffer->buffer_size = (int )((unsigned int )STbuffer->buffer_size - STbuffer->sg[i].length); i = i + 1; ldv_36332: ; if ((int )STbuffer->sg_segs > i) { goto ldv_36331; } else { } tmp___0 = 0U; STbuffer->orig_sg_segs = tmp___0; STbuffer->sg_segs = tmp___0; return; } } static int append_to_buffer(char const *ubp , struct osst_buffer *st_bp , int do_count ) { int i ; int cnt ; int res ; int offset ; struct page *tmp ; void *tmp___0 ; unsigned long tmp___1 ; { i = 0; offset = st_bp->buffer_bytes; goto ldv_36344; ldv_36343: offset = (int )((unsigned int )offset - st_bp->sg[i].length); i = i + 1; ldv_36344: ; if ((int )st_bp->sg_segs > i && (unsigned int )offset >= st_bp->sg[i].length) { goto ldv_36343; } else { } if ((int )st_bp->sg_segs == i) { printk("\fosst :A: Append_to_buffer offset overflow.\n"); return (-5); } else { } goto ldv_36347; ldv_36346: cnt = (int )(st_bp->sg[i].length - (unsigned int )offset < (unsigned int )do_count ? st_bp->sg[i].length - (unsigned int )offset : (unsigned int )do_count); tmp = sg_page((struct scatterlist *)(& st_bp->sg) + (unsigned long )i); tmp___0 = lowmem_page_address((struct page const *)tmp); tmp___1 = copy_from_user(tmp___0 + (unsigned long )offset, (void const *)ubp, (unsigned long )cnt); res = (int )tmp___1; if (res != 0) { return (-14); } else { } do_count = do_count - cnt; st_bp->buffer_bytes = st_bp->buffer_bytes + cnt; ubp = ubp + (unsigned long )cnt; offset = 0; i = i + 1; ldv_36347: ; if ((int )st_bp->sg_segs > i && do_count > 0) { goto ldv_36346; } else { } if (do_count != 0) { printk("\fosst :A: Append_to_buffer overflow (left %d).\n", do_count); return (-5); } else { } return (0); } } static int from_buffer(struct osst_buffer *st_bp , char *ubp , int do_count ) { int i ; int cnt ; int res ; int offset ; struct page *tmp ; void *tmp___0 ; unsigned long tmp___1 ; { i = 0; offset = st_bp->read_pointer; goto ldv_36359; ldv_36358: offset = (int )((unsigned int )offset - st_bp->sg[i].length); i = i + 1; ldv_36359: ; if ((int )st_bp->sg_segs > i && (unsigned int )offset >= st_bp->sg[i].length) { goto ldv_36358; } else { } if ((int )st_bp->sg_segs == i) { printk("\fosst :A: From_buffer offset overflow.\n"); return (-5); } else { } goto ldv_36362; ldv_36361: cnt = (int )(st_bp->sg[i].length - (unsigned int )offset < (unsigned int )do_count ? st_bp->sg[i].length - (unsigned int )offset : (unsigned int )do_count); tmp = sg_page((struct scatterlist *)(& st_bp->sg) + (unsigned long )i); tmp___0 = lowmem_page_address((struct page const *)tmp); tmp___1 = copy_to_user((void *)ubp, (void const *)tmp___0 + (unsigned long )offset, (unsigned long )cnt); res = (int )tmp___1; if (res != 0) { return (-14); } else { } do_count = do_count - cnt; st_bp->buffer_bytes = st_bp->buffer_bytes - cnt; st_bp->read_pointer = st_bp->read_pointer + cnt; ubp = ubp + (unsigned long )cnt; offset = 0; i = i + 1; ldv_36362: ; if ((int )st_bp->sg_segs > i && do_count > 0) { goto ldv_36361; } else { } if (do_count != 0) { printk("\fosst :A: From_buffer overflow (left %d).\n", do_count); return (-5); } else { } return (0); } } static int osst_zero_buffer_tail(struct osst_buffer *st_bp ) { int i ; int offset ; int do_count ; int cnt ; struct page *tmp ; void *tmp___0 ; { i = 0; offset = st_bp->buffer_bytes; goto ldv_36372; ldv_36371: offset = (int )((unsigned int )offset - st_bp->sg[i].length); i = i + 1; ldv_36372: ; if ((int )st_bp->sg_segs > i && (unsigned int )offset >= st_bp->sg[i].length) { goto ldv_36371; } else { } if ((int )st_bp->sg_segs == i) { printk("\fosst :A: Zero_buffer offset overflow.\n"); return (-5); } else { } do_count = 32768 - st_bp->buffer_bytes; goto ldv_36375; ldv_36374: cnt = (int )(st_bp->sg[i].length - (unsigned int )offset < (unsigned int )do_count ? st_bp->sg[i].length - (unsigned int )offset : (unsigned int )do_count); tmp = sg_page((struct scatterlist *)(& st_bp->sg) + (unsigned long )i); tmp___0 = lowmem_page_address((struct page const *)tmp); memset(tmp___0 + (unsigned long )offset, 0, (size_t )cnt); do_count = do_count - cnt; offset = 0; i = i + 1; ldv_36375: ; if ((int )st_bp->sg_segs > i && do_count > 0) { goto ldv_36374; } else { } if (do_count != 0) { printk("\fosst :A: Zero_buffer overflow (left %d).\n", do_count); return (-5); } else { } return (0); } } static int osst_copy_to_buffer(struct osst_buffer *st_bp , unsigned char *ptr ) { int i ; int cnt ; int do_count ; struct page *tmp ; void *tmp___0 ; { do_count = 32768; i = 0; goto ldv_36385; ldv_36384: cnt = (int )(st_bp->sg[i].length < (unsigned int )do_count ? st_bp->sg[i].length : (unsigned int )do_count); tmp = sg_page((struct scatterlist *)(& st_bp->sg) + (unsigned long )i); tmp___0 = lowmem_page_address((struct page const *)tmp); memcpy(tmp___0, (void const *)ptr, (size_t )cnt); do_count = do_count - cnt; ptr = ptr + (unsigned long )cnt; i = i + 1; ldv_36385: ; if ((int )st_bp->sg_segs > i && do_count > 0) { goto ldv_36384; } else { } if (do_count != 0 || (int )st_bp->sg_segs + -1 != i) { printk("\fosst :A: Copy_to_buffer overflow (left %d at sg %d).\n", do_count, i); return (-5); } else { } return (0); } } static int osst_copy_from_buffer(struct osst_buffer *st_bp , unsigned char *ptr ) { int i ; int cnt ; int do_count ; struct page *tmp ; void *tmp___0 ; { do_count = 32768; i = 0; goto ldv_36395; ldv_36394: cnt = (int )(st_bp->sg[i].length < (unsigned int )do_count ? st_bp->sg[i].length : (unsigned int )do_count); tmp = sg_page((struct scatterlist *)(& st_bp->sg) + (unsigned long )i); tmp___0 = lowmem_page_address((struct page const *)tmp); memcpy((void *)ptr, (void const *)tmp___0, (size_t )cnt); do_count = do_count - cnt; ptr = ptr + (unsigned long )cnt; i = i + 1; ldv_36395: ; if ((int )st_bp->sg_segs > i && do_count > 0) { goto ldv_36394; } else { } if (do_count != 0 || (int )st_bp->sg_segs + -1 != i) { printk("\fosst :A: Copy_from_buffer overflow (left %d at sg %d).\n", do_count, i); return (-5); } else { } return (0); } } static void validate_options(void) { { if (max_dev > 0) { osst_max_dev = max_dev; } else { } if (write_threshold_kbs > 0) { osst_write_threshold = write_threshold_kbs * 1024; } else { } if (osst_write_threshold > osst_buffer_size) { osst_write_threshold = osst_buffer_size; } else { } if ((unsigned int )max_sg_segs > 7U) { osst_max_sg_segs = max_sg_segs; } else { } return; } } static struct file_operations const osst_fops = {& __this_module, & noop_llseek, & osst_read, & osst_write, 0, 0, 0, 0, & osst_ioctl, & osst_compat_ioctl, 0, 0, & os_scsi_tape_open, & os_scsi_tape_flush, & os_scsi_tape_close, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}; static int osst_supports(struct scsi_device *SDp ) { struct osst_support_data support_list[6U] ; struct osst_support_data *rp ; size_t tmp ; int tmp___0 ; size_t tmp___1 ; int tmp___2 ; size_t tmp___3 ; int tmp___4 ; { support_list[0].vendor = (char *)"OnStream"; support_list[0].model = (char *)"SC-"; support_list[0].rev = (char *)""; support_list[0].driver_hint = (char *)"osst"; support_list[1].vendor = (char *)"OnStream"; support_list[1].model = (char *)"DI-"; support_list[1].rev = (char *)""; support_list[1].driver_hint = (char *)"osst"; support_list[2].vendor = (char *)"OnStream"; support_list[2].model = (char *)"DP-"; support_list[2].rev = (char *)""; support_list[2].driver_hint = (char *)"osst"; support_list[3].vendor = (char *)"OnStream"; support_list[3].model = (char *)"FW-"; support_list[3].rev = (char *)""; support_list[3].driver_hint = (char *)"osst"; support_list[4].vendor = (char *)"OnStream"; support_list[4].model = (char *)"USB"; support_list[4].rev = (char *)""; support_list[4].driver_hint = (char *)"osst"; support_list[5].vendor = (char *)0; support_list[5].model = 0; support_list[5].rev = 0; support_list[5].driver_hint = 0; rp = (struct osst_support_data *)(& support_list); goto ldv_36412; ldv_36411: tmp = strlen((char const *)rp->vendor); tmp___0 = strncmp((char const *)rp->vendor, SDp->vendor, tmp); if (tmp___0 == 0) { tmp___1 = strlen((char const *)rp->model); tmp___2 = strncmp((char const *)rp->model, SDp->model, tmp___1); if (tmp___2 == 0) { tmp___3 = strlen((char const *)rp->rev); tmp___4 = strncmp((char const *)rp->rev, SDp->rev, tmp___3); if (tmp___4 == 0) { return (1); } else { } } else { } } else { } rp = rp + 1; ldv_36412: ; if ((unsigned long )rp->vendor != (unsigned long )((char *)0)) { goto ldv_36411; } else { } return (0); } } static ssize_t osst_version_show(struct device_driver *ddd , char *buf ) { int tmp ; { tmp = snprintf(buf, 4096UL, "%s\n", osst_version); return ((ssize_t )tmp); } } static struct driver_attribute driver_attr_version = {{"version", 292U, (_Bool)0, 0, {{{(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}}}}, & osst_version_show, (ssize_t (*)(struct device_driver * , char const * , size_t ))0}; static int osst_create_sysfs_files(struct device_driver *sysfs ) { int tmp ; { tmp = driver_create_file(sysfs, (struct driver_attribute const *)(& driver_attr_version)); return (tmp); } } static void osst_remove_sysfs_files(struct device_driver *sysfs ) { { driver_remove_file(sysfs, (struct driver_attribute const *)(& driver_attr_version)); return; } } static ssize_t osst_adr_rev_show(struct device *dev , struct device_attribute *attr , char *buf ) { struct osst_tape *STp ; void *tmp ; ssize_t l ; int tmp___0 ; { tmp = dev_get_drvdata((struct device const *)dev); STp = (struct osst_tape *)tmp; l = 0L; if (((unsigned long )STp != (unsigned long )((struct osst_tape *)0) && STp->header_ok != 0) && STp->linux_media != 0) { tmp___0 = snprintf(buf, 4096UL, "%d.%d\n", (int )(STp->header_cache)->major_rev, (int )(STp->header_cache)->minor_rev); l = (ssize_t )tmp___0; } else { } return (l); } } struct device_attribute dev_attr_ADR_rev = {{"ADR_rev", 292U, (_Bool)0, 0, {{{(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}}}}, & osst_adr_rev_show, (ssize_t (*)(struct device * , struct device_attribute * , char const * , size_t ))0}; static ssize_t osst_linux_media_version_show(struct device *dev , struct device_attribute *attr , char *buf ) { struct osst_tape *STp ; void *tmp ; ssize_t l ; int tmp___0 ; { tmp = dev_get_drvdata((struct device const *)dev); STp = (struct osst_tape *)tmp; l = 0L; if (((unsigned long )STp != (unsigned long )((struct osst_tape *)0) && STp->header_ok != 0) && STp->linux_media != 0) { tmp___0 = snprintf(buf, 4096UL, "LIN%d\n", STp->linux_media_version); l = (ssize_t )tmp___0; } else { } return (l); } } struct device_attribute dev_attr_media_version = {{"media_version", 292U, (_Bool)0, 0, {{{(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}}}}, & osst_linux_media_version_show, (ssize_t (*)(struct device * , struct device_attribute * , char const * , size_t ))0}; static ssize_t osst_capacity_show(struct device *dev , struct device_attribute *attr , char *buf ) { struct osst_tape *STp ; void *tmp ; ssize_t l ; int tmp___0 ; { tmp = dev_get_drvdata((struct device const *)dev); STp = (struct osst_tape *)tmp; l = 0L; if (((unsigned long )STp != (unsigned long )((struct osst_tape *)0) && STp->header_ok != 0) && STp->linux_media != 0) { tmp___0 = snprintf(buf, 4096UL, "%d\n", STp->capacity); l = (ssize_t )tmp___0; } else { } return (l); } } struct device_attribute dev_attr_capacity = {{"capacity", 292U, (_Bool)0, 0, {{{(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}}}}, & osst_capacity_show, (ssize_t (*)(struct device * , struct device_attribute * , char const * , size_t ))0}; static ssize_t osst_first_data_ppos_show(struct device *dev , struct device_attribute *attr , char *buf ) { struct osst_tape *STp ; void *tmp ; ssize_t l ; int tmp___0 ; { tmp = dev_get_drvdata((struct device const *)dev); STp = (struct osst_tape *)tmp; l = 0L; if (((unsigned long )STp != (unsigned long )((struct osst_tape *)0) && STp->header_ok != 0) && STp->linux_media != 0) { tmp___0 = snprintf(buf, 4096UL, "%d\n", STp->first_data_ppos); l = (ssize_t )tmp___0; } else { } return (l); } } struct device_attribute dev_attr_BOT_frame = {{"BOT_frame", 292U, (_Bool)0, 0, {{{(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}}}}, & osst_first_data_ppos_show, (ssize_t (*)(struct device * , struct device_attribute * , char const * , size_t ))0}; static ssize_t osst_eod_frame_ppos_show(struct device *dev , struct device_attribute *attr , char *buf ) { struct osst_tape *STp ; void *tmp ; ssize_t l ; int tmp___0 ; { tmp = dev_get_drvdata((struct device const *)dev); STp = (struct osst_tape *)tmp; l = 0L; if (((unsigned long )STp != (unsigned long )((struct osst_tape *)0) && STp->header_ok != 0) && STp->linux_media != 0) { tmp___0 = snprintf(buf, 4096UL, "%d\n", STp->eod_frame_ppos); l = (ssize_t )tmp___0; } else { } return (l); } } struct device_attribute dev_attr_EOD_frame = {{"EOD_frame", 292U, (_Bool)0, 0, {{{(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}}}}, & osst_eod_frame_ppos_show, (ssize_t (*)(struct device * , struct device_attribute * , char const * , size_t ))0}; static ssize_t osst_filemark_cnt_show(struct device *dev , struct device_attribute *attr , char *buf ) { struct osst_tape *STp ; void *tmp ; ssize_t l ; int tmp___0 ; { tmp = dev_get_drvdata((struct device const *)dev); STp = (struct osst_tape *)tmp; l = 0L; if (((unsigned long )STp != (unsigned long )((struct osst_tape *)0) && STp->header_ok != 0) && STp->linux_media != 0) { tmp___0 = snprintf(buf, 4096UL, "%d\n", STp->filemark_cnt); l = (ssize_t )tmp___0; } else { } return (l); } } struct device_attribute dev_attr_file_count = {{"file_count", 292U, (_Bool)0, 0, {{{(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}}}}, & osst_filemark_cnt_show, (ssize_t (*)(struct device * , struct device_attribute * , char const * , size_t ))0}; static struct class *osst_sysfs_class ; static int osst_sysfs_init(void) { struct lock_class_key __key ; struct class *tmp ; long tmp___0 ; bool tmp___1 ; { tmp = __class_create(& __this_module, "onstream_tape", & __key); osst_sysfs_class = tmp; tmp___1 = IS_ERR((void const *)osst_sysfs_class); if ((int )tmp___1) { printk("\vosst :W: Unable to register sysfs class\n"); tmp___0 = PTR_ERR((void const *)osst_sysfs_class); return ((int )tmp___0); } else { } return (0); } } static void osst_sysfs_destroy(dev_t dev ) { { device_destroy(osst_sysfs_class, dev); return; } } static int osst_sysfs_add(dev_t dev , struct device *device , struct osst_tape *STp , char *name ) { struct device *osst_member ; int err ; long tmp ; bool tmp___0 ; { osst_member = device_create(osst_sysfs_class, device, dev, (void *)STp, "%s", name); tmp___0 = IS_ERR((void const *)osst_member); if ((int )tmp___0) { printk("\fosst :W: Unable to add sysfs class member %s\n", name); tmp = PTR_ERR((void const *)osst_member); return ((int )tmp); } else { } err = device_create_file(osst_member, (struct device_attribute const *)(& dev_attr_ADR_rev)); if (err != 0) { goto err_out; } else { } err = device_create_file(osst_member, (struct device_attribute const *)(& dev_attr_media_version)); if (err != 0) { goto err_out; } else { } err = device_create_file(osst_member, (struct device_attribute const *)(& dev_attr_capacity)); if (err != 0) { goto err_out; } else { } err = device_create_file(osst_member, (struct device_attribute const *)(& dev_attr_BOT_frame)); if (err != 0) { goto err_out; } else { } err = device_create_file(osst_member, (struct device_attribute const *)(& dev_attr_EOD_frame)); if (err != 0) { goto err_out; } else { } err = device_create_file(osst_member, (struct device_attribute const *)(& dev_attr_file_count)); if (err != 0) { goto err_out; } else { } return (0); err_out: osst_sysfs_destroy(dev); return (err); } } static void osst_sysfs_cleanup(void) { { class_destroy(osst_sysfs_class); return; } } static int osst_probe(struct device *dev ) { struct scsi_device *SDp ; struct device const *__mptr ; struct osst_tape *tpnt ; struct st_modedef *STm ; struct st_partstat *STps ; struct osst_buffer *buffer ; struct gendisk *drive ; int i ; int dev_num ; int err ; int tmp ; void *tmp___0 ; void *tmp___1 ; unsigned int tmp___2 ; int tmp___3 ; int tmp___4 ; int tmp___5 ; unsigned char tmp___6 ; unsigned char tmp___7 ; struct lock_class_key __key ; char name[8U] ; char *tmp___8 ; char *tmp___9 ; char *tmp___10 ; { __mptr = (struct device const *)dev; SDp = (struct scsi_device *)__mptr + 0xfffffffffffffe28UL; err = -19; if ((int )((signed char )SDp->type) != 1) { return (-19); } else { tmp = osst_supports(SDp); if (tmp == 0) { return (-19); } else { } } drive = alloc_disk(1); if ((unsigned long )drive == (unsigned long )((struct gendisk *)0)) { printk("\vosst :E: Out of memory. Device not attached.\n"); return (-19); } else { } _raw_write_lock(& os_scsi_tapes_lock); if ((unsigned long )os_scsi_tapes == (unsigned long )((struct osst_tape **)0)) { tmp___0 = kmalloc((unsigned long )osst_max_dev * 8UL, 32U); os_scsi_tapes = (struct osst_tape **)tmp___0; if ((unsigned long )os_scsi_tapes == (unsigned long )((struct osst_tape **)0)) { _raw_write_unlock(& os_scsi_tapes_lock); printk("\vosst :E: Unable to allocate array for OnStream SCSI tapes.\n"); goto out_put_disk; } else { } i = 0; goto ldv_36594; ldv_36593: *(os_scsi_tapes + (unsigned long )i) = (struct osst_tape *)0; i = i + 1; ldv_36594: ; if (i < osst_max_dev) { goto ldv_36593; } else { } } else { } if (osst_nr_dev >= osst_max_dev) { _raw_write_unlock(& os_scsi_tapes_lock); printk("\vosst :E: Too many tape devices (max. %d).\n", osst_max_dev); goto out_put_disk; } else { } i = 0; goto ldv_36597; ldv_36596: i = i + 1; ldv_36597: ; if (i < osst_max_dev && (unsigned long )*(os_scsi_tapes + (unsigned long )i) != (unsigned long )((struct osst_tape *)0)) { goto ldv_36596; } else { } if (i >= osst_max_dev) { panic("Scsi_devices corrupt (osst)"); } else { } dev_num = i; tmp___1 = kzalloc(800UL, 32U); tpnt = (struct osst_tape *)tmp___1; if ((unsigned long )tpnt == (unsigned long )((struct osst_tape *)0)) { _raw_write_unlock(& os_scsi_tapes_lock); printk("\vosst :E: Can\'t allocate device descriptor, device not attached.\n"); goto out_put_disk; } else { } i = (int )(SDp->host)->sg_tablesize; if (osst_max_sg_segs < i) { i = osst_max_sg_segs; } else { } buffer = new_tape_buffer(1, (int )(SDp->host)->unchecked_isa_dma, i); if ((unsigned long )buffer == (unsigned long )((struct osst_buffer *)0)) { _raw_write_unlock(& os_scsi_tapes_lock); printk("\vosst :E: Unable to allocate a tape buffer, device not attached.\n"); kfree((void const *)tpnt); goto out_put_disk; } else { } *(os_scsi_tapes + (unsigned long )dev_num) = tpnt; tpnt->buffer = buffer; tpnt->device = SDp; drive->private_data = (void *)(& tpnt->driver); sprintf((char *)(& drive->disk_name), "osst%d", dev_num); tpnt->driver = & osst_template; tpnt->drive = drive; tpnt->in_use = 0U; tpnt->capacity = 1048575U; tpnt->dirty = 0U; tpnt->drv_buffer = 1U; tpnt->restr_dma = (SDp->host)->unchecked_isa_dma; tpnt->density = 0U; tpnt->do_auto_lock = 0U; tpnt->can_bsr = 1U; tpnt->can_partitions = 0U; tpnt->two_fm = 0U; tpnt->fast_mteom = 0U; tpnt->scsi2_logical = 0U; tpnt->write_threshold = osst_write_threshold; tpnt->default_drvbuffer = 255U; tpnt->partition = 0; tpnt->new_partition = 0; tpnt->nbr_partitions = 0; tpnt->min_block = 512; tpnt->max_block = 32768; tpnt->timeout = 50000; tpnt->long_timeout = 450000; tmp___2 = osst_parse_firmware_rev(SDp->rev); tpnt->os_fw_rev = (int )tmp___2; tpnt->omit_blklims = 1U; tmp___3 = strncmp(SDp->model, "DI-", 3UL); if (tmp___3 == 0) { tmp___5 = 1; } else { tmp___4 = strncmp(SDp->model, "FW-", 3UL); if (tmp___4 == 0) { tmp___5 = 1; } else if ((tpnt->os_fw_rev > 10600 && tpnt->os_fw_rev <= 10704) && (SDp->host)->this_id != 7) { tmp___5 = 1; } else { tmp___5 = 0; } } tpnt->poll = (unsigned char )tmp___5; tpnt->frame_in_buffer = 0U; tpnt->header_ok = 0; tpnt->linux_media = 0; tpnt->header_cache = (os_header_t *)0; i = 0; goto ldv_36600; ldv_36599: STm = (struct st_modedef *)(& tpnt->modes) + (unsigned long )i; STm->defined = 0U; STm->sysv = 0U; STm->defaults_for_writes = 0U; STm->do_async_writes = 1U; STm->do_buffer_writes = 1U; STm->do_read_ahead = 1U; STm->default_compression = 0U; STm->default_blksize = 512; STm->default_density = -1; i = i + 1; ldv_36600: ; if (i <= 3) { goto ldv_36599; } else { } i = 0; goto ldv_36603; ldv_36602: STps = (struct st_partstat *)(& tpnt->ps) + (unsigned long )i; STps->rw = 0U; STps->eof = 0U; STps->at_sm = 0U; STps->last_block_valid = 0U; STps->drv_block = -1; STps->drv_file = -1; i = i + 1; ldv_36603: ; if (i <= 3) { goto ldv_36602; } else { } tpnt->current_mode = 0; tpnt->modes[0].defined = 1U; tpnt->modes[2].defined = 1U; tmp___7 = 0U; tpnt->blksize_changed = tmp___7; tmp___6 = tmp___7; tpnt->compression_changed = tmp___6; tpnt->density_changed = tmp___6; __mutex_init(& tpnt->lock, "&tpnt->lock", & __key); osst_nr_dev = osst_nr_dev + 1; _raw_write_unlock(& os_scsi_tapes_lock); tmp___8 = tape_name(tpnt); err = osst_sysfs_add((dev_t )(dev_num | 216006656), dev, tpnt, tmp___8); if (err != 0) { goto out_free_buffer; } else { } tmp___9 = tape_name(tpnt); snprintf((char *)(& name), 8UL, "%s%s", (char *)"n", tmp___9); err = osst_sysfs_add((dev_t )((dev_num + 128) | 216006656), dev, tpnt, (char *)(& name)); if (err != 0) { goto out_free_sysfs1; } else { } tmp___10 = tape_name(tpnt); sdev_prefix_printk("\016", (struct scsi_device const *)SDp, (char const *)0, "osst :I: Attached OnStream %.5s tape as %s\n", SDp->model, tmp___10); return (0); out_free_sysfs1: osst_sysfs_destroy((dev_t )(dev_num | 216006656)); out_free_buffer: kfree((void const *)buffer); out_put_disk: put_disk(drive); return (err); } } static int osst_remove(struct device *dev ) { struct scsi_device *SDp ; struct device const *__mptr ; struct osst_tape *tpnt ; int i ; { __mptr = (struct device const *)dev; SDp = (struct scsi_device *)__mptr + 0xfffffffffffffe28UL; if ((int )((signed char )SDp->type) != 1 || osst_nr_dev <= 0) { return (0); } else { } _raw_write_lock(& os_scsi_tapes_lock); i = 0; goto ldv_36618; ldv_36617: tpnt = *(os_scsi_tapes + (unsigned long )i); if ((unsigned long )tpnt != (unsigned long )((struct osst_tape *)0) && (unsigned long )tpnt->device == (unsigned long )SDp) { osst_sysfs_destroy((dev_t )(i | 216006656)); osst_sysfs_destroy((dev_t )((i + 128) | 216006656)); tpnt->device = (struct scsi_device *)0; put_disk(tpnt->drive); *(os_scsi_tapes + (unsigned long )i) = (struct osst_tape *)0; osst_nr_dev = osst_nr_dev - 1; _raw_write_unlock(& os_scsi_tapes_lock); vfree((void const *)tpnt->header_cache); if ((unsigned long )tpnt->buffer != (unsigned long )((struct osst_buffer *)0)) { normalize_buffer(tpnt->buffer); kfree((void const *)tpnt->buffer); } else { } kfree((void const *)tpnt); return (0); } else { } i = i + 1; ldv_36618: ; if (i < osst_max_dev) { goto ldv_36617; } else { } _raw_write_unlock(& os_scsi_tapes_lock); return (0); } } static int init_osst(void) { int err ; { printk("\016osst :I: Tape driver with OnStream support version %s\nosst :I: %s\n", osst_version, cvsid); validate_options(); err = osst_sysfs_init(); if (err != 0) { return (err); } else { } err = ldv_register_chrdev_5(206U, "osst", & osst_fops); if (err < 0) { printk("\vosst :E: Unable to register major %d for OnStream tapes\n", 206); goto err_out; } else { } err = scsi_register_driver(& osst_template.gendrv); if (err != 0) { goto err_out_chrdev; } else { } err = osst_create_sysfs_files(& osst_template.gendrv); if (err != 0) { goto err_out_scsidrv; } else { } return (0); err_out_scsidrv: driver_unregister(& osst_template.gendrv); err_out_chrdev: ldv_unregister_chrdev_6(206U, "osst"); err_out: osst_sysfs_cleanup(); return (err); } } static void exit_osst(void) { int i ; struct osst_tape *STp ; { osst_remove_sysfs_files(& osst_template.gendrv); driver_unregister(& osst_template.gendrv); ldv_unregister_chrdev_6(206U, "osst"); osst_sysfs_cleanup(); if ((unsigned long )os_scsi_tapes != (unsigned long )((struct osst_tape **)0)) { i = 0; goto ldv_36634; ldv_36633: STp = *(os_scsi_tapes + (unsigned long )i); if ((unsigned long )STp == (unsigned long )((struct osst_tape *)0)) { goto ldv_36632; } else { } vfree((void const *)STp->header_cache); if ((unsigned long )STp->buffer != (unsigned long )((struct osst_buffer *)0)) { normalize_buffer(STp->buffer); kfree((void const *)STp->buffer); } else { } put_disk(STp->drive); kfree((void const *)STp); ldv_36632: i = i + 1; ldv_36634: ; if (i < osst_max_dev) { goto ldv_36633; } else { } kfree((void const *)os_scsi_tapes); } else { } printk("\016osst :I: Unloaded.\n"); return; } } int ldv_retval_0 ; int ldv_retval_1 ; extern void ldv_initialize(void) ; void ldv_check_final_state(void) ; int ldv_retval_2 ; void ldv_initialize_scsi_driver_9(void) { void *tmp ; { tmp = ldv_init_zalloc(1416UL); osst_template_group0 = (struct device *)tmp; return; } } void ldv_file_operations_8(void) { void *tmp ; void *tmp___0 ; { tmp = ldv_init_zalloc(1000UL); osst_fops_group1 = (struct inode *)tmp; tmp___0 = ldv_init_zalloc(504UL); osst_fops_group2 = (struct file *)tmp___0; return; } } int main(void) { char *ldvarg1 ; void *tmp ; struct device *ldvarg0 ; void *tmp___0 ; struct device_attribute *ldvarg2 ; void *tmp___1 ; char *ldvarg4 ; void *tmp___2 ; struct device *ldvarg3 ; void *tmp___3 ; struct device_attribute *ldvarg5 ; void *tmp___4 ; char *ldvarg7 ; void *tmp___5 ; struct device_driver *ldvarg6 ; void *tmp___6 ; struct device *ldvarg8 ; void *tmp___7 ; struct device_attribute *ldvarg10 ; void *tmp___8 ; char *ldvarg9 ; void *tmp___9 ; loff_t *ldvarg18 ; void *tmp___10 ; unsigned long ldvarg11 ; char *ldvarg20 ; void *tmp___11 ; char *ldvarg23 ; void *tmp___12 ; unsigned int ldvarg12 ; unsigned int ldvarg16 ; unsigned long ldvarg15 ; loff_t *ldvarg21 ; void *tmp___13 ; loff_t ldvarg14 ; void *ldvarg17 ; void *tmp___14 ; int ldvarg13 ; size_t ldvarg22 ; size_t ldvarg19 ; struct device *ldvarg24 ; void *tmp___15 ; struct device_attribute *ldvarg26 ; void *tmp___16 ; char *ldvarg25 ; void *tmp___17 ; struct device *ldvarg27 ; void *tmp___18 ; struct device_attribute *ldvarg29 ; void *tmp___19 ; char *ldvarg28 ; void *tmp___20 ; struct device_attribute *ldvarg32 ; void *tmp___21 ; char *ldvarg31 ; void *tmp___22 ; struct device *ldvarg30 ; void *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 ; int tmp___34 ; { 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(1UL); ldvarg4 = (char *)tmp___2; tmp___3 = ldv_init_zalloc(1416UL); ldvarg3 = (struct device *)tmp___3; tmp___4 = ldv_init_zalloc(48UL); ldvarg5 = (struct device_attribute *)tmp___4; tmp___5 = ldv_init_zalloc(1UL); ldvarg7 = (char *)tmp___5; tmp___6 = ldv_init_zalloc(120UL); ldvarg6 = (struct device_driver *)tmp___6; tmp___7 = ldv_init_zalloc(1416UL); ldvarg8 = (struct device *)tmp___7; tmp___8 = ldv_init_zalloc(48UL); ldvarg10 = (struct device_attribute *)tmp___8; tmp___9 = ldv_init_zalloc(1UL); ldvarg9 = (char *)tmp___9; tmp___10 = ldv_init_zalloc(8UL); ldvarg18 = (loff_t *)tmp___10; tmp___11 = ldv_init_zalloc(1UL); ldvarg20 = (char *)tmp___11; tmp___12 = ldv_init_zalloc(1UL); ldvarg23 = (char *)tmp___12; tmp___13 = ldv_init_zalloc(8UL); ldvarg21 = (loff_t *)tmp___13; tmp___14 = ldv_init_zalloc(1UL); ldvarg17 = tmp___14; tmp___15 = ldv_init_zalloc(1416UL); ldvarg24 = (struct device *)tmp___15; tmp___16 = ldv_init_zalloc(48UL); ldvarg26 = (struct device_attribute *)tmp___16; tmp___17 = ldv_init_zalloc(1UL); ldvarg25 = (char *)tmp___17; tmp___18 = ldv_init_zalloc(1416UL); ldvarg27 = (struct device *)tmp___18; tmp___19 = ldv_init_zalloc(48UL); ldvarg29 = (struct device_attribute *)tmp___19; tmp___20 = ldv_init_zalloc(1UL); ldvarg28 = (char *)tmp___20; tmp___21 = ldv_init_zalloc(48UL); ldvarg32 = (struct device_attribute *)tmp___21; tmp___22 = ldv_init_zalloc(1UL); ldvarg31 = (char *)tmp___22; tmp___23 = ldv_init_zalloc(1416UL); ldvarg30 = (struct device *)tmp___23; ldv_initialize(); ldv_memset((void *)(& ldvarg11), 0, 8UL); ldv_memset((void *)(& ldvarg12), 0, 4UL); ldv_memset((void *)(& ldvarg16), 0, 4UL); ldv_memset((void *)(& ldvarg15), 0, 8UL); ldv_memset((void *)(& ldvarg14), 0, 8UL); ldv_memset((void *)(& ldvarg13), 0, 4UL); ldv_memset((void *)(& ldvarg22), 0, 8UL); ldv_memset((void *)(& ldvarg19), 0, 8UL); ldv_state_variable_6 = 0; ldv_state_variable_3 = 0; ldv_state_variable_7 = 0; ldv_state_variable_9 = 0; ldv_state_variable_2 = 0; ldv_state_variable_8 = 0; ldv_state_variable_1 = 0; ldv_state_variable_4 = 0; ref_cnt = 0; ldv_state_variable_0 = 1; ldv_state_variable_5 = 0; ldv_36769: tmp___24 = __VERIFIER_nondet_int(); switch (tmp___24) { case 0: ; if (ldv_state_variable_6 != 0) { tmp___25 = __VERIFIER_nondet_int(); switch (tmp___25) { case 0: ; if (ldv_state_variable_6 == 1) { osst_adr_rev_show(ldvarg0, ldvarg2, ldvarg1); ldv_state_variable_6 = 1; } else { } goto ldv_36719; default: ldv_stop(); } ldv_36719: ; } else { } goto ldv_36721; case 1: ; if (ldv_state_variable_3 != 0) { tmp___26 = __VERIFIER_nondet_int(); switch (tmp___26) { case 0: ; if (ldv_state_variable_3 == 1) { osst_first_data_ppos_show(ldvarg3, ldvarg5, ldvarg4); ldv_state_variable_3 = 1; } else { } goto ldv_36724; default: ldv_stop(); } ldv_36724: ; } else { } goto ldv_36721; case 2: ; if (ldv_state_variable_7 != 0) { tmp___27 = __VERIFIER_nondet_int(); switch (tmp___27) { case 0: ; if (ldv_state_variable_7 == 1) { osst_version_show(ldvarg6, ldvarg7); ldv_state_variable_7 = 1; } else { } goto ldv_36728; default: ldv_stop(); } ldv_36728: ; } else { } goto ldv_36721; case 3: ; if (ldv_state_variable_9 != 0) { tmp___28 = __VERIFIER_nondet_int(); switch (tmp___28) { case 0: ; if (ldv_state_variable_9 == 1) { ldv_retval_0 = osst_probe(osst_template_group0); if (ldv_retval_0 == 0) { ldv_state_variable_9 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_36732; case 1: ; if (ldv_state_variable_9 == 2) { osst_remove(osst_template_group0); ldv_state_variable_9 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_36732; default: ldv_stop(); } ldv_36732: ; } else { } goto ldv_36721; case 4: ; if (ldv_state_variable_2 != 0) { tmp___29 = __VERIFIER_nondet_int(); switch (tmp___29) { case 0: ; if (ldv_state_variable_2 == 1) { osst_eod_frame_ppos_show(ldvarg8, ldvarg10, ldvarg9); ldv_state_variable_2 = 1; } else { } goto ldv_36737; default: ldv_stop(); } ldv_36737: ; } else { } goto ldv_36721; case 5: ; if (ldv_state_variable_8 != 0) { tmp___30 = __VERIFIER_nondet_int(); switch (tmp___30) { case 0: ; if (ldv_state_variable_8 == 1) { osst_write(osst_fops_group2, (char const *)ldvarg23, ldvarg22, ldvarg21); ldv_state_variable_8 = 1; } else { } if (ldv_state_variable_8 == 2) { osst_write(osst_fops_group2, (char const *)ldvarg23, ldvarg22, ldvarg21); ldv_state_variable_8 = 2; } else { } goto ldv_36741; case 1: ; if (ldv_state_variable_8 == 2) { osst_read(osst_fops_group2, ldvarg20, ldvarg19, ldvarg18); ldv_state_variable_8 = 2; } else { } goto ldv_36741; case 2: ; if (ldv_state_variable_8 == 1) { os_scsi_tape_flush(osst_fops_group2, ldvarg17); ldv_state_variable_8 = 1; } else { } if (ldv_state_variable_8 == 2) { os_scsi_tape_flush(osst_fops_group2, ldvarg17); ldv_state_variable_8 = 2; } else { } goto ldv_36741; case 3: ; if (ldv_state_variable_8 == 2) { osst_compat_ioctl(osst_fops_group2, ldvarg16, ldvarg15); ldv_state_variable_8 = 2; } else { } goto ldv_36741; case 4: ; if (ldv_state_variable_8 == 1) { ldv_retval_1 = os_scsi_tape_open(osst_fops_group1, osst_fops_group2); if (ldv_retval_1 == 0) { ldv_state_variable_8 = 2; ref_cnt = ref_cnt + 1; } else { } } else { } goto ldv_36741; case 5: ; if (ldv_state_variable_8 == 2) { os_scsi_tape_close(osst_fops_group1, osst_fops_group2); ldv_state_variable_8 = 1; ref_cnt = ref_cnt - 1; } else { } goto ldv_36741; case 6: ; if (ldv_state_variable_8 == 2) { noop_llseek(osst_fops_group2, ldvarg14, ldvarg13); ldv_state_variable_8 = 2; } else { } goto ldv_36741; case 7: ; if (ldv_state_variable_8 == 2) { osst_ioctl(osst_fops_group2, ldvarg12, ldvarg11); ldv_state_variable_8 = 2; } else { } goto ldv_36741; default: ldv_stop(); } ldv_36741: ; } else { } goto ldv_36721; case 6: ; if (ldv_state_variable_1 != 0) { tmp___31 = __VERIFIER_nondet_int(); switch (tmp___31) { case 0: ; if (ldv_state_variable_1 == 1) { osst_filemark_cnt_show(ldvarg24, ldvarg26, ldvarg25); ldv_state_variable_1 = 1; } else { } goto ldv_36752; default: ldv_stop(); } ldv_36752: ; } else { } goto ldv_36721; case 7: ; if (ldv_state_variable_4 != 0) { tmp___32 = __VERIFIER_nondet_int(); switch (tmp___32) { case 0: ; if (ldv_state_variable_4 == 1) { osst_capacity_show(ldvarg27, ldvarg29, ldvarg28); ldv_state_variable_4 = 1; } else { } goto ldv_36756; default: ldv_stop(); } ldv_36756: ; } else { } goto ldv_36721; case 8: ; if (ldv_state_variable_0 != 0) { tmp___33 = __VERIFIER_nondet_int(); switch (tmp___33) { case 0: ; if (ldv_state_variable_0 == 2 && ref_cnt == 0) { exit_osst(); ldv_state_variable_0 = 3; goto ldv_final; } else { } goto ldv_36761; case 1: ; if (ldv_state_variable_0 == 1) { ldv_retval_2 = init_osst(); 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_state_variable_4 = 1; ldv_state_variable_1 = 1; ldv_state_variable_2 = 1; ldv_state_variable_9 = 1; ldv_initialize_scsi_driver_9(); ldv_state_variable_7 = 1; ldv_state_variable_3 = 1; ldv_state_variable_6 = 1; } else { } } else { } goto ldv_36761; default: ldv_stop(); } ldv_36761: ; } else { } goto ldv_36721; case 9: ; if (ldv_state_variable_5 != 0) { tmp___34 = __VERIFIER_nondet_int(); switch (tmp___34) { case 0: ; if (ldv_state_variable_5 == 1) { osst_linux_media_version_show(ldvarg30, ldvarg32, ldvarg31); ldv_state_variable_5 = 1; } else { } goto ldv_36766; default: ldv_stop(); } ldv_36766: ; } else { } goto ldv_36721; default: ldv_stop(); } ldv_36721: ; goto ldv_36769; 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(void const *ptr ) { bool tmp ; { tmp = ldv_is_err(ptr); return (tmp); } } __inline static int ldv_register_chrdev_5(unsigned int major , char const *name , struct file_operations const *fops ) { ldv_func_ret_type ldv_func_res ; int tmp ; { tmp = register_chrdev(major, name, fops); ldv_func_res = tmp; ldv_state_variable_8 = 1; ldv_file_operations_8(); return (ldv_func_res); } } __inline static void ldv_unregister_chrdev_6(unsigned int major , char const *name ) { { unregister_chrdev(major, name); ldv_state_variable_8 = 0; return; } } 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; } }