142 static bool lease_breaking(struct file_lock *fl)  in lease_breaking()
147 static int target_leasetype(struct file_lock *fl)  in target_leasetype()
241 	struct file_lock *fl;  in locks_dump_ctx_list()
269 	struct file_lock *fl;  in locks_check_ctx_file_list()
292 static void locks_init_lock_heads(struct file_lock *fl)  in locks_init_lock_heads()
301 struct file_lock *locks_alloc_lock(void)  in locks_alloc_lock()
303 	struct file_lock *fl = kmem_cache_zalloc(filelock_cache, GFP_KERNEL);  in locks_alloc_lock()
312 void locks_release_private(struct file_lock *fl)  in locks_release_private()
331 void locks_free_lock(struct file_lock *fl)  in locks_free_lock()
346 	struct file_lock *fl;  in locks_dispose_list()
349 		fl = list_first_entry(dispose, struct file_lock, fl_list);  in locks_dispose_list()
355 void locks_init_lock(struct file_lock *fl)  in locks_init_lock()
357 	memset(fl, 0, sizeof(struct file_lock));  in locks_init_lock()
366 void locks_copy_conflock(struct file_lock *new, struct file_lock *fl)  in locks_copy_conflock()
385 void locks_copy_lock(struct file_lock *new, struct file_lock *fl)  in locks_copy_lock()
418 static struct file_lock *
421 	struct file_lock *fl;  in flock_make_lock()
441 static int assign_type(struct file_lock *fl, long type)  in assign_type()
455 static int flock64_to_posix_lock(struct file *filp, struct file_lock *fl,  in flock64_to_posix_lock()
505 static int flock_to_posix_lock(struct file *filp, struct file_lock *fl,  in flock_to_posix_lock()
520 lease_break_callback(struct file_lock *fl)  in lease_break_callback()
527 lease_setup(struct file_lock *fl, void **priv)  in lease_setup()
552 static int lease_init(struct file *filp, long type, struct file_lock *fl)  in lease_init()
570 static struct file_lock *lease_alloc(struct file *filp, long type)  in lease_alloc()
572 	struct file_lock *fl = locks_alloc_lock();  in lease_alloc()
588 static inline int locks_overlap(struct file_lock *fl1, struct file_lock *fl2)  in locks_overlap()
597 static int posix_same_owner(struct file_lock *fl1, struct file_lock *fl2)  in posix_same_owner()
606 static void locks_insert_global_locks(struct file_lock *fl)  in locks_insert_global_locks()
619 static void locks_delete_global_locks(struct file_lock *fl)  in locks_delete_global_locks()
640 posix_owner_key(struct file_lock *fl)  in posix_owner_key()
647 static void locks_insert_global_blocked(struct file_lock *waiter)  in locks_insert_global_blocked()
654 static void locks_delete_global_blocked(struct file_lock *waiter)  in locks_delete_global_blocked()
666 static void __locks_delete_block(struct file_lock *waiter)  in __locks_delete_block()
673 static void locks_delete_block(struct file_lock *waiter)  in locks_delete_block()
690 static void __locks_insert_block(struct file_lock *blocker,  in __locks_insert_block()
691 					struct file_lock *waiter)  in __locks_insert_block()
701 static void locks_insert_block(struct file_lock *blocker,  in locks_insert_block()
702 					struct file_lock *waiter)  in locks_insert_block()
714 static void locks_wake_up_blocks(struct file_lock *blocker)  in locks_wake_up_blocks()
728 		struct file_lock *waiter;  in locks_wake_up_blocks()
731 				struct file_lock, fl_block);  in locks_wake_up_blocks()
742 locks_insert_lock_ctx(struct file_lock *fl, struct list_head *before)  in locks_insert_lock_ctx()
749 locks_unlink_lock_ctx(struct file_lock *fl)  in locks_unlink_lock_ctx()
757 locks_delete_lock_ctx(struct file_lock *fl, struct list_head *dispose)  in locks_delete_lock_ctx()
769 static int locks_conflict(struct file_lock *caller_fl, struct file_lock *sys_fl)  in locks_conflict()
781 static int posix_locks_conflict(struct file_lock *caller_fl, struct file_lock *sys_fl)  in posix_locks_conflict()
799 static int flock_locks_conflict(struct file_lock *caller_fl, struct file_lock *sys_fl)  in flock_locks_conflict()
813 posix_test_lock(struct file *filp, struct file_lock *fl)  in posix_test_lock()
815 	struct file_lock *cfl;  in posix_test_lock()
875 static struct file_lock *what_owner_is_waiting_for(struct file_lock *block_fl)  in what_owner_is_waiting_for()
877 	struct file_lock *fl;  in what_owner_is_waiting_for()
887 static int posix_locks_deadlock(struct file_lock *caller_fl,  in posix_locks_deadlock()
888 				struct file_lock *block_fl)  in posix_locks_deadlock()
917 static int flock_lock_inode(struct inode *inode, struct file_lock *request)  in flock_lock_inode()
919 	struct file_lock *new_fl = NULL;  in flock_lock_inode()
920 	struct file_lock *fl;  in flock_lock_inode()
988 static int posix_lock_inode(struct inode *inode, struct file_lock *request,  in posix_lock_inode()
989 			    struct file_lock *conflock)  in posix_lock_inode()
991 	struct file_lock *fl, *tmp;  in posix_lock_inode()
992 	struct file_lock *new_fl = NULL;  in posix_lock_inode()
993 	struct file_lock *new_fl2 = NULL;  in posix_lock_inode()
994 	struct file_lock *left = NULL;  in posix_lock_inode()
995 	struct file_lock *right = NULL;  in posix_lock_inode()
1218 int posix_lock_file(struct file *filp, struct file_lock *fl,  in posix_lock_file()
1219 			struct file_lock *conflock)  in posix_lock_file()
1232 static int posix_lock_inode_wait(struct inode *inode, struct file_lock *fl)  in posix_lock_inode_wait()
1263 	struct file_lock *fl;  in locks_mandatory_locked()
1298 	struct file_lock fl;  in locks_mandatory_area()
1347 static void lease_clear_pending(struct file_lock *fl, int arg)  in lease_clear_pending()
1359 int lease_modify(struct file_lock *fl, int arg, struct list_head *dispose)  in lease_modify()
1394 	struct file_lock *fl, *tmp;  in time_out_leases()
1407 static bool leases_conflict(struct file_lock *lease, struct file_lock *breaker)  in leases_conflict()
1417 any_leases_conflict(struct inode *inode, struct file_lock *breaker)  in any_leases_conflict()
1420 	struct file_lock *fl;  in any_leases_conflict()
1448 	struct file_lock *new_fl, *fl, *tmp;  in __break_lease()
1508 	fl = list_first_entry(&ctx->flc_lease, struct file_lock, fl_list);  in __break_lease()
1561 	struct file_lock *fl;  in lease_get_mtime()
1567 					      struct file_lock, fl_list);  in lease_get_mtime()
1604 	struct file_lock *fl;  in fcntl_getlease()
1660 generic_add_lease(struct file *filp, long arg, struct file_lock **flp, void **priv)  in generic_add_lease()
1662 	struct file_lock *fl, *my_fl = NULL, *lease;  in generic_add_lease()
1779 	struct file_lock *fl, *victim = NULL;  in generic_delete_lease()
1819 int generic_setlease(struct file *filp, long arg, struct file_lock **flp,  in generic_setlease()
1868 vfs_setlease(struct file *filp, long arg, struct file_lock **lease, void **priv)  in vfs_setlease()
1879 	struct file_lock *fl;  in do_fcntl_add_lease()
1926 static int flock_lock_inode_wait(struct inode *inode, struct file_lock *fl)  in flock_lock_inode_wait()
1951 int locks_lock_inode_wait(struct inode *inode, struct file_lock *fl)  in locks_lock_inode_wait()
1988 	struct file_lock *lock;  in SYSCALL_DEFINE2()
2041 int vfs_test_lock(struct file *filp, struct file_lock *fl)  in vfs_test_lock()
2057 static pid_t locks_translate_pid(struct file_lock *fl, struct pid_namespace *ns)  in locks_translate_pid()
2081 static int posix_lock_to_flock(struct flock *flock, struct file_lock *fl)  in posix_lock_to_flock()
2103 static void posix_lock_to_flock64(struct flock64 *flock, struct file_lock *fl)  in posix_lock_to_flock64()
2119 	struct file_lock *fl;  in fcntl_getlk()
2191 int vfs_lock_file(struct file *filp, unsigned int cmd, struct file_lock *fl, struct file_lock *conf)  in vfs_lock_file()
2201 			     struct file_lock *fl)  in do_lock_file_wait()
2226 check_fmode_for_setlk(struct file_lock *fl)  in check_fmode_for_setlk()
2246 	struct file_lock *file_lock = locks_alloc_lock();  in fcntl_setlk()  local
2251 	if (file_lock == NULL)  in fcntl_setlk()
2262 	error = flock_to_posix_lock(filp, file_lock, flock);  in fcntl_setlk()
2266 	error = check_fmode_for_setlk(file_lock);  in fcntl_setlk()
2281 		file_lock->fl_flags |= FL_OFDLCK;  in fcntl_setlk()
2282 		file_lock->fl_owner = filp;  in fcntl_setlk()
2290 		file_lock->fl_flags |= FL_OFDLCK;  in fcntl_setlk()
2291 		file_lock->fl_owner = filp;  in fcntl_setlk()
2294 		file_lock->fl_flags |= FL_SLEEP;  in fcntl_setlk()
2297 	error = do_lock_file_wait(filp, cmd, file_lock);  in fcntl_setlk()
2304 	if (!error && file_lock->fl_type != F_UNLCK &&  in fcntl_setlk()
2305 	    !(file_lock->fl_flags & FL_OFDLCK)) {  in fcntl_setlk()
2311 		spin_lock(&current->files->file_lock);  in fcntl_setlk()
2313 		spin_unlock(&current->files->file_lock);  in fcntl_setlk()
2315 			file_lock->fl_type = F_UNLCK;  in fcntl_setlk()
2316 			error = do_lock_file_wait(filp, cmd, file_lock);  in fcntl_setlk()
2322 	trace_fcntl_setlk(inode, file_lock, error);  in fcntl_setlk()
2323 	locks_free_lock(file_lock);  in fcntl_setlk()
2333 	struct file_lock *fl;  in fcntl_getlk64()
2377 	struct file_lock *file_lock = locks_alloc_lock();  in fcntl_setlk64()  local
2382 	if (file_lock == NULL)  in fcntl_setlk64()
2393 	error = flock64_to_posix_lock(filp, file_lock, flock);  in fcntl_setlk64()
2397 	error = check_fmode_for_setlk(file_lock);  in fcntl_setlk64()
2412 		file_lock->fl_flags |= FL_OFDLCK;  in fcntl_setlk64()
2413 		file_lock->fl_owner = filp;  in fcntl_setlk64()
2421 		file_lock->fl_flags |= FL_OFDLCK;  in fcntl_setlk64()
2422 		file_lock->fl_owner = filp;  in fcntl_setlk64()
2425 		file_lock->fl_flags |= FL_SLEEP;  in fcntl_setlk64()
2428 	error = do_lock_file_wait(filp, cmd, file_lock);  in fcntl_setlk64()
2435 	if (!error && file_lock->fl_type != F_UNLCK &&  in fcntl_setlk64()
2436 	    !(file_lock->fl_flags & FL_OFDLCK)) {  in fcntl_setlk64()
2442 		spin_lock(&current->files->file_lock);  in fcntl_setlk64()
2444 		spin_unlock(&current->files->file_lock);  in fcntl_setlk64()
2446 			file_lock->fl_type = F_UNLCK;  in fcntl_setlk64()
2447 			error = do_lock_file_wait(filp, cmd, file_lock);  in fcntl_setlk64()
2453 	locks_free_lock(file_lock);  in fcntl_setlk64()
2467 	struct file_lock lock;  in locks_remove_posix()
2502 	struct file_lock fl = {  in locks_remove_flock()
2528 	struct file_lock *fl, *tmp;  in locks_remove_lease()
2579 posix_unblock_lock(struct file_lock *waiter)  in posix_unblock_lock()
2600 int vfs_cancel_lock(struct file *filp, struct file_lock *fl)  in vfs_cancel_lock()
2618 static void lock_get_status(struct seq_file *f, struct file_lock *fl,  in lock_get_status()
2700 	struct file_lock *fl, *bfl;  in locks_show()
2703 	fl = hlist_entry(v, struct file_lock, fl_link);  in locks_show()
2720 	struct file_lock *fl;  in __show_fd_locks()
2804 			sizeof(struct file_lock), 0, SLAB_PANIC, NULL);  in filelock_init()