Lines Matching refs:file_lock
183 static bool lease_breaking(struct file_lock *fl) in lease_breaking()
188 static int target_leasetype(struct file_lock *fl) in target_leasetype()
283 struct file_lock *fl; in locks_dump_ctx_list()
311 struct file_lock *fl; in locks_check_ctx_file_list()
334 static void locks_init_lock_heads(struct file_lock *fl) in locks_init_lock_heads()
344 struct file_lock *locks_alloc_lock(void) in locks_alloc_lock()
346 struct file_lock *fl = kmem_cache_zalloc(filelock_cache, GFP_KERNEL); in locks_alloc_lock()
355 void locks_release_private(struct file_lock *fl) in locks_release_private()
380 void locks_free_lock(struct file_lock *fl) in locks_free_lock()
390 struct file_lock *fl; in locks_dispose_list()
393 fl = list_first_entry(dispose, struct file_lock, fl_list); in locks_dispose_list()
399 void locks_init_lock(struct file_lock *fl) in locks_init_lock()
401 memset(fl, 0, sizeof(struct file_lock)); in locks_init_lock()
409 void locks_copy_conflock(struct file_lock *new, struct file_lock *fl) in locks_copy_conflock()
428 void locks_copy_lock(struct file_lock *new, struct file_lock *fl) in locks_copy_lock()
445 static void locks_move_blocks(struct file_lock *new, struct file_lock *fl) in locks_move_blocks()
447 struct file_lock *f; in locks_move_blocks()
478 static struct file_lock *
479 flock_make_lock(struct file *filp, unsigned int cmd, struct file_lock *fl) in flock_make_lock()
504 static int assign_type(struct file_lock *fl, long type) in assign_type()
518 static int flock64_to_posix_lock(struct file *filp, struct file_lock *fl, in flock64_to_posix_lock()
568 static int flock_to_posix_lock(struct file *filp, struct file_lock *fl, in flock_to_posix_lock()
583 lease_break_callback(struct file_lock *fl) in lease_break_callback()
590 lease_setup(struct file_lock *fl, void **priv) in lease_setup()
615 static int lease_init(struct file *filp, long type, struct file_lock *fl) in lease_init()
633 static struct file_lock *lease_alloc(struct file *filp, long type) in lease_alloc()
635 struct file_lock *fl = locks_alloc_lock(); in lease_alloc()
651 static inline int locks_overlap(struct file_lock *fl1, struct file_lock *fl2) in locks_overlap()
660 static int posix_same_owner(struct file_lock *fl1, struct file_lock *fl2) in posix_same_owner()
666 static void locks_insert_global_locks(struct file_lock *fl) in locks_insert_global_locks()
679 static void locks_delete_global_locks(struct file_lock *fl) in locks_delete_global_locks()
700 posix_owner_key(struct file_lock *fl) in posix_owner_key()
705 static void locks_insert_global_blocked(struct file_lock *waiter) in locks_insert_global_blocked()
712 static void locks_delete_global_blocked(struct file_lock *waiter) in locks_delete_global_blocked()
724 static void __locks_delete_block(struct file_lock *waiter) in __locks_delete_block()
730 static void __locks_wake_up_blocks(struct file_lock *blocker) in __locks_wake_up_blocks()
733 struct file_lock *waiter; in __locks_wake_up_blocks()
736 struct file_lock, fl_blocked_member); in __locks_wake_up_blocks()
758 int locks_delete_block(struct file_lock *waiter) in locks_delete_block()
818 static void __locks_insert_block(struct file_lock *blocker, in __locks_insert_block() argument
819 struct file_lock *waiter, in __locks_insert_block()
820 bool conflict(struct file_lock *, in __locks_insert_block() argument
821 struct file_lock *)) in __locks_insert_block()
823 struct file_lock *fl; in __locks_insert_block()
845 static void locks_insert_block(struct file_lock *blocker, in locks_insert_block() argument
846 struct file_lock *waiter, in locks_insert_block()
847 bool conflict(struct file_lock *, in locks_insert_block() argument
848 struct file_lock *)) in locks_insert_block()
860 static void locks_wake_up_blocks(struct file_lock *blocker) in locks_wake_up_blocks()
878 locks_insert_lock_ctx(struct file_lock *fl, struct list_head *before) in locks_insert_lock_ctx()
885 locks_unlink_lock_ctx(struct file_lock *fl) in locks_unlink_lock_ctx()
893 locks_delete_lock_ctx(struct file_lock *fl, struct list_head *dispose) in locks_delete_lock_ctx()
905 static bool locks_conflict(struct file_lock *caller_fl, in locks_conflict()
906 struct file_lock *sys_fl) in locks_conflict()
918 static bool posix_locks_conflict(struct file_lock *caller_fl, in posix_locks_conflict()
919 struct file_lock *sys_fl) in posix_locks_conflict()
937 static bool flock_locks_conflict(struct file_lock *caller_fl, in flock_locks_conflict()
938 struct file_lock *sys_fl) in flock_locks_conflict()
952 posix_test_lock(struct file *filp, struct file_lock *fl) in posix_test_lock()
954 struct file_lock *cfl; in posix_test_lock()
1014 static struct file_lock *what_owner_is_waiting_for(struct file_lock *block_fl) in what_owner_is_waiting_for()
1016 struct file_lock *fl; in what_owner_is_waiting_for()
1029 static int posix_locks_deadlock(struct file_lock *caller_fl, in posix_locks_deadlock()
1030 struct file_lock *block_fl) in posix_locks_deadlock()
1059 static int flock_lock_inode(struct inode *inode, struct file_lock *request) in flock_lock_inode()
1061 struct file_lock *new_fl = NULL; in flock_lock_inode()
1062 struct file_lock *fl; in flock_lock_inode()
1131 static int posix_lock_inode(struct inode *inode, struct file_lock *request, in posix_lock_inode()
1132 struct file_lock *conflock) in posix_lock_inode()
1134 struct file_lock *fl, *tmp; in posix_lock_inode()
1135 struct file_lock *new_fl = NULL; in posix_lock_inode()
1136 struct file_lock *new_fl2 = NULL; in posix_lock_inode()
1137 struct file_lock *left = NULL; in posix_lock_inode()
1138 struct file_lock *right = NULL; in posix_lock_inode()
1369 int posix_lock_file(struct file *filp, struct file_lock *fl, in posix_lock_file()
1370 struct file_lock *conflock) in posix_lock_file()
1383 static int posix_lock_inode_wait(struct inode *inode, struct file_lock *fl) in posix_lock_inode_wait()
1413 struct file_lock *fl; in locks_mandatory_locked()
1448 struct file_lock fl; in locks_mandatory_area()
1497 static void lease_clear_pending(struct file_lock *fl, int arg) in lease_clear_pending()
1509 int lease_modify(struct file_lock *fl, int arg, struct list_head *dispose) in lease_modify()
1544 struct file_lock *fl, *tmp; in time_out_leases()
1557 static bool leases_conflict(struct file_lock *lease, struct file_lock *breaker) in leases_conflict()
1580 any_leases_conflict(struct inode *inode, struct file_lock *breaker) in any_leases_conflict()
1583 struct file_lock *fl; in any_leases_conflict()
1611 struct file_lock *new_fl, *fl, *tmp; in __break_lease()
1671 fl = list_first_entry(&ctx->flc_lease, struct file_lock, fl_list); in __break_lease()
1725 struct file_lock *fl; in lease_get_mtime()
1731 struct file_lock, fl_list); in lease_get_mtime()
1767 struct file_lock *fl; in fcntl_getlease()
1836 generic_add_lease(struct file *filp, long arg, struct file_lock **flp, void **priv) in generic_add_lease()
1838 struct file_lock *fl, *my_fl = NULL, *lease; in generic_add_lease()
1954 struct file_lock *fl, *victim = NULL; in generic_delete_lease()
1994 int generic_setlease(struct file *filp, long arg, struct file_lock **flp, in generic_setlease()
2041 setlease_notifier(long arg, struct file_lock *lease) in setlease_notifier()
2066 setlease_notifier(long arg, struct file_lock *lease) in setlease_notifier()
2101 vfs_setlease(struct file *filp, long arg, struct file_lock **lease, void **priv) in vfs_setlease()
2114 struct file_lock *fl; in do_fcntl_add_lease()
2161 static int flock_lock_inode_wait(struct inode *inode, struct file_lock *fl) in flock_lock_inode_wait()
2185 int locks_lock_inode_wait(struct inode *inode, struct file_lock *fl) in locks_lock_inode_wait()
2222 struct file_lock *lock; in SYSCALL_DEFINE2()
2275 int vfs_test_lock(struct file *filp, struct file_lock *fl) in vfs_test_lock()
2291 static pid_t locks_translate_pid(struct file_lock *fl, struct pid_namespace *ns) in locks_translate_pid()
2315 static int posix_lock_to_flock(struct flock *flock, struct file_lock *fl) in posix_lock_to_flock()
2337 static void posix_lock_to_flock64(struct flock64 *flock, struct file_lock *fl) in posix_lock_to_flock64()
2353 struct file_lock *fl; in fcntl_getlk()
2425 int vfs_lock_file(struct file *filp, unsigned int cmd, struct file_lock *fl, struct file_lock *conf) in vfs_lock_file()
2435 struct file_lock *fl) in do_lock_file_wait()
2459 check_fmode_for_setlk(struct file_lock *fl) in check_fmode_for_setlk()
2479 struct file_lock *file_lock = locks_alloc_lock(); in fcntl_setlk() local
2484 if (file_lock == NULL) in fcntl_setlk()
2495 error = flock_to_posix_lock(filp, file_lock, flock); in fcntl_setlk()
2499 error = check_fmode_for_setlk(file_lock); in fcntl_setlk()
2514 file_lock->fl_flags |= FL_OFDLCK; in fcntl_setlk()
2515 file_lock->fl_owner = filp; in fcntl_setlk()
2523 file_lock->fl_flags |= FL_OFDLCK; in fcntl_setlk()
2524 file_lock->fl_owner = filp; in fcntl_setlk()
2527 file_lock->fl_flags |= FL_SLEEP; in fcntl_setlk()
2530 error = do_lock_file_wait(filp, cmd, file_lock); in fcntl_setlk()
2537 if (!error && file_lock->fl_type != F_UNLCK && in fcntl_setlk()
2538 !(file_lock->fl_flags & FL_OFDLCK)) { in fcntl_setlk()
2544 spin_lock(¤t->files->file_lock); in fcntl_setlk()
2546 spin_unlock(¤t->files->file_lock); in fcntl_setlk()
2548 file_lock->fl_type = F_UNLCK; in fcntl_setlk()
2549 error = do_lock_file_wait(filp, cmd, file_lock); in fcntl_setlk()
2555 trace_fcntl_setlk(inode, file_lock, error); in fcntl_setlk()
2556 locks_free_lock(file_lock); in fcntl_setlk()
2566 struct file_lock *fl; in fcntl_getlk64()
2610 struct file_lock *file_lock = locks_alloc_lock(); in fcntl_setlk64() local
2615 if (file_lock == NULL) in fcntl_setlk64()
2626 error = flock64_to_posix_lock(filp, file_lock, flock); in fcntl_setlk64()
2630 error = check_fmode_for_setlk(file_lock); in fcntl_setlk64()
2645 file_lock->fl_flags |= FL_OFDLCK; in fcntl_setlk64()
2646 file_lock->fl_owner = filp; in fcntl_setlk64()
2654 file_lock->fl_flags |= FL_OFDLCK; in fcntl_setlk64()
2655 file_lock->fl_owner = filp; in fcntl_setlk64()
2658 file_lock->fl_flags |= FL_SLEEP; in fcntl_setlk64()
2661 error = do_lock_file_wait(filp, cmd, file_lock); in fcntl_setlk64()
2668 if (!error && file_lock->fl_type != F_UNLCK && in fcntl_setlk64()
2669 !(file_lock->fl_flags & FL_OFDLCK)) { in fcntl_setlk64()
2675 spin_lock(¤t->files->file_lock); in fcntl_setlk64()
2677 spin_unlock(¤t->files->file_lock); in fcntl_setlk64()
2679 file_lock->fl_type = F_UNLCK; in fcntl_setlk64()
2680 error = do_lock_file_wait(filp, cmd, file_lock); in fcntl_setlk64()
2686 locks_free_lock(file_lock); in fcntl_setlk64()
2700 struct file_lock lock; in locks_remove_posix()
2735 struct file_lock fl; in locks_remove_flock()
2757 struct file_lock *fl, *tmp; in locks_remove_lease()
2808 int vfs_cancel_lock(struct file *filp, struct file_lock *fl) in vfs_cancel_lock()
2825 static void lock_get_status(struct seq_file *f, struct file_lock *fl, in lock_get_status()
2907 struct file_lock *fl, *bfl; in locks_show()
2910 fl = hlist_entry(v, struct file_lock, fl_link); in locks_show()
2927 struct file_lock *fl; in __show_fd_locks()
3011 sizeof(struct file_lock), 0, SLAB_PANIC, NULL); in filelock_init()