Lines Matching refs:file_lock
78 static bool lease_breaking(struct file_lock *fl) in lease_breaking()
83 static int target_leasetype(struct file_lock *fl) in target_leasetype()
207 struct file_lock *fl; in locks_dump_ctx_list()
235 struct file_lock *fl; in locks_check_ctx_file_list()
258 static void locks_init_lock_heads(struct file_lock *fl) in locks_init_lock_heads()
268 struct file_lock *locks_alloc_lock(void) in locks_alloc_lock()
270 struct file_lock *fl = kmem_cache_zalloc(filelock_cache, GFP_KERNEL); in locks_alloc_lock()
279 void locks_release_private(struct file_lock *fl) in locks_release_private()
315 struct file_lock *fl; in locks_owner_has_blockers()
332 void locks_free_lock(struct file_lock *fl) in locks_free_lock()
342 struct file_lock *fl; in locks_dispose_list()
345 fl = list_first_entry(dispose, struct file_lock, fl_list); in locks_dispose_list()
351 void locks_init_lock(struct file_lock *fl) in locks_init_lock()
353 memset(fl, 0, sizeof(struct file_lock)); in locks_init_lock()
361 void locks_copy_conflock(struct file_lock *new, struct file_lock *fl) in locks_copy_conflock()
380 void locks_copy_lock(struct file_lock *new, struct file_lock *fl) in locks_copy_lock()
397 static void locks_move_blocks(struct file_lock *new, struct file_lock *fl) in locks_move_blocks()
399 struct file_lock *f; in locks_move_blocks()
428 static void flock_make_lock(struct file *filp, struct file_lock *fl, int type) in flock_make_lock()
440 static int assign_type(struct file_lock *fl, long type) in assign_type()
454 static int flock64_to_posix_lock(struct file *filp, struct file_lock *fl, in flock64_to_posix_lock()
504 static int flock_to_posix_lock(struct file *filp, struct file_lock *fl, in flock_to_posix_lock()
519 lease_break_callback(struct file_lock *fl) in lease_break_callback()
526 lease_setup(struct file_lock *fl, void **priv) in lease_setup()
551 static int lease_init(struct file *filp, long type, struct file_lock *fl) in lease_init()
569 static struct file_lock *lease_alloc(struct file *filp, long type) in lease_alloc()
571 struct file_lock *fl = locks_alloc_lock(); in lease_alloc()
587 static inline int locks_overlap(struct file_lock *fl1, struct file_lock *fl2) in locks_overlap()
596 static int posix_same_owner(struct file_lock *fl1, struct file_lock *fl2) in posix_same_owner()
602 static void locks_insert_global_locks(struct file_lock *fl) in locks_insert_global_locks()
615 static void locks_delete_global_locks(struct file_lock *fl) in locks_delete_global_locks()
636 posix_owner_key(struct file_lock *fl) in posix_owner_key()
641 static void locks_insert_global_blocked(struct file_lock *waiter) in locks_insert_global_blocked()
648 static void locks_delete_global_blocked(struct file_lock *waiter) in locks_delete_global_blocked()
660 static void __locks_delete_block(struct file_lock *waiter) in __locks_delete_block()
666 static void __locks_wake_up_blocks(struct file_lock *blocker) in __locks_wake_up_blocks()
669 struct file_lock *waiter; in __locks_wake_up_blocks()
672 struct file_lock, fl_blocked_member); in __locks_wake_up_blocks()
694 int locks_delete_block(struct file_lock *waiter) in locks_delete_block()
754 static void __locks_insert_block(struct file_lock *blocker, in __locks_insert_block() argument
755 struct file_lock *waiter, in __locks_insert_block()
756 bool conflict(struct file_lock *, in __locks_insert_block() argument
757 struct file_lock *)) in __locks_insert_block()
759 struct file_lock *fl; in __locks_insert_block()
781 static void locks_insert_block(struct file_lock *blocker, in locks_insert_block() argument
782 struct file_lock *waiter, in locks_insert_block()
783 bool conflict(struct file_lock *, in locks_insert_block() argument
784 struct file_lock *)) in locks_insert_block()
796 static void locks_wake_up_blocks(struct file_lock *blocker) in locks_wake_up_blocks()
814 locks_insert_lock_ctx(struct file_lock *fl, struct list_head *before) in locks_insert_lock_ctx()
821 locks_unlink_lock_ctx(struct file_lock *fl) in locks_unlink_lock_ctx()
829 locks_delete_lock_ctx(struct file_lock *fl, struct list_head *dispose) in locks_delete_lock_ctx()
841 static bool locks_conflict(struct file_lock *caller_fl, in locks_conflict()
842 struct file_lock *sys_fl) in locks_conflict()
854 static bool posix_locks_conflict(struct file_lock *caller_fl, in posix_locks_conflict()
855 struct file_lock *sys_fl) in posix_locks_conflict()
873 static bool flock_locks_conflict(struct file_lock *caller_fl, in flock_locks_conflict()
874 struct file_lock *sys_fl) in flock_locks_conflict()
886 posix_test_lock(struct file *filp, struct file_lock *fl) in posix_test_lock()
888 struct file_lock *cfl; in posix_test_lock()
961 static struct file_lock *what_owner_is_waiting_for(struct file_lock *block_fl) in what_owner_is_waiting_for()
963 struct file_lock *fl; in what_owner_is_waiting_for()
976 static int posix_locks_deadlock(struct file_lock *caller_fl, in posix_locks_deadlock()
977 struct file_lock *block_fl) in posix_locks_deadlock()
1006 static int flock_lock_inode(struct inode *inode, struct file_lock *request) in flock_lock_inode()
1008 struct file_lock *new_fl = NULL; in flock_lock_inode()
1009 struct file_lock *fl; in flock_lock_inode()
1078 static int posix_lock_inode(struct inode *inode, struct file_lock *request, in posix_lock_inode()
1079 struct file_lock *conflock) in posix_lock_inode()
1081 struct file_lock *fl, *tmp; in posix_lock_inode()
1082 struct file_lock *new_fl = NULL; in posix_lock_inode()
1083 struct file_lock *new_fl2 = NULL; in posix_lock_inode()
1084 struct file_lock *left = NULL; in posix_lock_inode()
1085 struct file_lock *right = NULL; in posix_lock_inode()
1330 int posix_lock_file(struct file *filp, struct file_lock *fl, in posix_lock_file()
1331 struct file_lock *conflock) in posix_lock_file()
1344 static int posix_lock_inode_wait(struct inode *inode, struct file_lock *fl) in posix_lock_inode_wait()
1361 static void lease_clear_pending(struct file_lock *fl, int arg) in lease_clear_pending()
1373 int lease_modify(struct file_lock *fl, int arg, struct list_head *dispose) in lease_modify()
1408 struct file_lock *fl, *tmp; in time_out_leases()
1421 static bool leases_conflict(struct file_lock *lease, struct file_lock *breaker) in leases_conflict()
1444 any_leases_conflict(struct inode *inode, struct file_lock *breaker) in any_leases_conflict()
1447 struct file_lock *fl; in any_leases_conflict()
1475 struct file_lock *new_fl, *fl, *tmp; in __break_lease()
1535 fl = list_first_entry(&ctx->flc_lease, struct file_lock, fl_list); in __break_lease()
1589 struct file_lock *fl; in lease_get_mtime()
1595 struct file_lock, fl_list); in lease_get_mtime()
1631 struct file_lock *fl; in fcntl_getlease()
1703 generic_add_lease(struct file *filp, long arg, struct file_lock **flp, void **priv) in generic_add_lease()
1705 struct file_lock *fl, *my_fl = NULL, *lease; in generic_add_lease()
1821 struct file_lock *fl, *victim = NULL; in generic_delete_lease()
1861 int generic_setlease(struct file *filp, long arg, struct file_lock **flp, in generic_setlease()
1909 setlease_notifier(long arg, struct file_lock *lease) in setlease_notifier()
1934 setlease_notifier(long arg, struct file_lock *lease) in setlease_notifier()
1969 vfs_setlease(struct file *filp, long arg, struct file_lock **lease, void **priv) in vfs_setlease()
1982 struct file_lock *fl; in do_fcntl_add_lease()
2029 static int flock_lock_inode_wait(struct inode *inode, struct file_lock *fl) in flock_lock_inode_wait()
2053 int locks_lock_inode_wait(struct inode *inode, struct file_lock *fl) in locks_lock_inode_wait()
2088 struct file_lock fl; in SYSCALL_DEFINE2()
2148 int vfs_test_lock(struct file *filp, struct file_lock *fl) in vfs_test_lock()
2164 static pid_t locks_translate_pid(struct file_lock *fl, struct pid_namespace *ns) in locks_translate_pid()
2188 static int posix_lock_to_flock(struct flock *flock, struct file_lock *fl) in posix_lock_to_flock()
2210 static void posix_lock_to_flock64(struct flock64 *flock, struct file_lock *fl) in posix_lock_to_flock64()
2226 struct file_lock *fl; in fcntl_getlk()
2297 int vfs_lock_file(struct file *filp, unsigned int cmd, struct file_lock *fl, struct file_lock *conf) in vfs_lock_file()
2307 struct file_lock *fl) in do_lock_file_wait()
2331 check_fmode_for_setlk(struct file_lock *fl) in check_fmode_for_setlk()
2351 struct file_lock *file_lock = locks_alloc_lock(); in fcntl_setlk() local
2356 if (file_lock == NULL) in fcntl_setlk()
2359 error = flock_to_posix_lock(filp, file_lock, flock); in fcntl_setlk()
2363 error = check_fmode_for_setlk(file_lock); in fcntl_setlk()
2378 file_lock->fl_flags |= FL_OFDLCK; in fcntl_setlk()
2379 file_lock->fl_owner = filp; in fcntl_setlk()
2387 file_lock->fl_flags |= FL_OFDLCK; in fcntl_setlk()
2388 file_lock->fl_owner = filp; in fcntl_setlk()
2391 file_lock->fl_flags |= FL_SLEEP; in fcntl_setlk()
2394 error = do_lock_file_wait(filp, cmd, file_lock); in fcntl_setlk()
2401 if (!error && file_lock->fl_type != F_UNLCK && in fcntl_setlk()
2402 !(file_lock->fl_flags & FL_OFDLCK)) { in fcntl_setlk()
2409 spin_lock(&files->file_lock); in fcntl_setlk()
2411 spin_unlock(&files->file_lock); in fcntl_setlk()
2413 file_lock->fl_type = F_UNLCK; in fcntl_setlk()
2414 error = do_lock_file_wait(filp, cmd, file_lock); in fcntl_setlk()
2420 trace_fcntl_setlk(inode, file_lock, error); in fcntl_setlk()
2421 locks_free_lock(file_lock); in fcntl_setlk()
2431 struct file_lock *fl; in fcntl_getlk64()
2475 struct file_lock *file_lock = locks_alloc_lock(); in fcntl_setlk64() local
2479 if (file_lock == NULL) in fcntl_setlk64()
2482 error = flock64_to_posix_lock(filp, file_lock, flock); in fcntl_setlk64()
2486 error = check_fmode_for_setlk(file_lock); in fcntl_setlk64()
2501 file_lock->fl_flags |= FL_OFDLCK; in fcntl_setlk64()
2502 file_lock->fl_owner = filp; in fcntl_setlk64()
2510 file_lock->fl_flags |= FL_OFDLCK; in fcntl_setlk64()
2511 file_lock->fl_owner = filp; in fcntl_setlk64()
2514 file_lock->fl_flags |= FL_SLEEP; in fcntl_setlk64()
2517 error = do_lock_file_wait(filp, cmd, file_lock); in fcntl_setlk64()
2524 if (!error && file_lock->fl_type != F_UNLCK && in fcntl_setlk64()
2525 !(file_lock->fl_flags & FL_OFDLCK)) { in fcntl_setlk64()
2532 spin_lock(&files->file_lock); in fcntl_setlk64()
2534 spin_unlock(&files->file_lock); in fcntl_setlk64()
2536 file_lock->fl_type = F_UNLCK; in fcntl_setlk64()
2537 error = do_lock_file_wait(filp, cmd, file_lock); in fcntl_setlk64()
2543 locks_free_lock(file_lock); in fcntl_setlk64()
2557 struct file_lock lock; in locks_remove_posix()
2592 struct file_lock fl; in locks_remove_flock()
2614 struct file_lock *fl, *tmp; in locks_remove_lease()
2665 int vfs_cancel_lock(struct file *filp, struct file_lock *fl) in vfs_cancel_lock()
2705 static void lock_get_status(struct seq_file *f, struct file_lock *fl, in lock_get_status()
2777 static struct file_lock *get_next_blocked_member(struct file_lock *node) in get_next_blocked_member()
2779 struct file_lock *tmp; in get_next_blocked_member()
2798 struct file_lock *cur, *tmp; in locks_show()
2802 cur = hlist_entry(v, struct file_lock, fl_link); in locks_show()
2821 struct file_lock, fl_blocked_member); in locks_show()
2843 struct file_lock *fl; in __show_fd_locks()
2927 sizeof(struct file_lock), 0, SLAB_PANIC, NULL); in filelock_init()