232 locks_check_ctx_file_list(struct file *filp, struct list_head *list,  in locks_check_ctx_file_list()  argument
236 	struct inode *inode = locks_inode(filp);  in locks_check_ctx_file_list()
239 		if (fl->fl_file == filp)  in locks_check_ctx_file_list()
428 static void flock_make_lock(struct file *filp, struct file_lock *fl, int type)  in flock_make_lock()  argument
432 	fl->fl_file = filp;  in flock_make_lock()
433 	fl->fl_owner = filp;  in flock_make_lock()
454 static int flock64_to_posix_lock(struct file *filp, struct file_lock *fl,  in flock64_to_posix_lock()  argument
462 		fl->fl_start = filp->f_pos;  in flock64_to_posix_lock()
465 		fl->fl_start = i_size_read(file_inode(filp));  in flock64_to_posix_lock()
493 	fl->fl_file = filp;  in flock64_to_posix_lock()
504 static int flock_to_posix_lock(struct file *filp, struct file_lock *fl,  in flock_to_posix_lock()  argument
514 	return flock64_to_posix_lock(filp, fl, &ll);  in flock_to_posix_lock()
528 	struct file *filp = fl->fl_file;  in lease_setup()  local
536 	if (!fasync_insert_entry(fa->fa_fd, filp, &fl->fl_fasync, fa))  in lease_setup()
539 	__f_setown(filp, task_pid(current), PIDTYPE_TGID, 0);  in lease_setup()
551 static int lease_init(struct file *filp, long type, struct file_lock *fl)  in lease_init()  argument
556 	fl->fl_owner = filp;  in lease_init()
559 	fl->fl_file = filp;  in lease_init()
569 static struct file_lock *lease_alloc(struct file *filp, long type)  in lease_alloc()  argument
577 	error = lease_init(filp, type, fl);  in lease_alloc()
886 posix_test_lock(struct file *filp, struct file_lock *fl)  in posix_test_lock()  argument
890 	struct inode *inode = locks_inode(filp);  in posix_test_lock()
1330 int posix_lock_file(struct file *filp, struct file_lock *fl,  in posix_lock_file()  argument
1333 	return posix_lock_inode(locks_inode(filp), fl, conflock);  in posix_lock_file()
1382 		struct file *filp = fl->fl_file;  in lease_modify()  local
1384 		f_delown(filp);  in lease_modify()
1385 		filp->f_owner.signum = 0;  in lease_modify()
1629 int fcntl_getlease(struct file *filp)  in fcntl_getlease()  argument
1632 	struct inode *inode = locks_inode(filp);  in fcntl_getlease()
1643 			if (fl->fl_file != filp)  in fcntl_getlease()
1668 check_conflicting_open(struct file *filp, const long arg, int flags)  in check_conflicting_open()  argument
1670 	struct inode *inode = locks_inode(filp);  in check_conflicting_open()
1690 	if (filp->f_mode & FMODE_WRITE)  in check_conflicting_open()
1692 	else if (filp->f_mode & FMODE_READ)  in check_conflicting_open()
1703 generic_add_lease(struct file *filp, long arg, struct file_lock **flp, void **priv)  in generic_add_lease()  argument
1706 	struct inode *inode = locks_inode(filp);  in generic_add_lease()
1741 	error = check_conflicting_open(filp, arg, lease->fl_flags);  in generic_add_lease()
1755 		if (fl->fl_file == filp &&  in generic_add_lease()
1798 	error = check_conflicting_open(filp, arg, lease->fl_flags);  in generic_add_lease()
1818 static int generic_delete_lease(struct file *filp, void *owner)  in generic_delete_lease()  argument
1822 	struct inode *inode = locks_inode(filp);  in generic_delete_lease()
1835 		if (fl->fl_file == filp &&  in generic_delete_lease()
1861 int generic_setlease(struct file *filp, long arg, struct file_lock **flp,  in generic_setlease()  argument
1864 	struct inode *inode = locks_inode(filp);  in generic_setlease()
1871 	error = security_file_lock(filp, arg);  in generic_setlease()
1877 		return generic_delete_lease(filp, *priv);  in generic_setlease()
1885 		return generic_add_lease(filp, arg, flp, priv);  in generic_setlease()
1968 vfs_setlease(struct file *filp, long arg, struct file_lock **lease, void **priv)  in vfs_setlease()  argument
1972 	if (filp->f_op->setlease)  in vfs_setlease()
1973 		return filp->f_op->setlease(filp, arg, lease, priv);  in vfs_setlease()
1975 		return generic_setlease(filp, arg, lease, priv);  in vfs_setlease()
1979 static int do_fcntl_add_lease(unsigned int fd, struct file *filp, long arg)  in do_fcntl_add_lease()  argument
1985 	fl = lease_alloc(filp, arg);  in do_fcntl_add_lease()
1996 	error = vfs_setlease(filp, arg, &fl, (void **)&new);  in do_fcntl_add_lease()
2014 int fcntl_setlease(unsigned int fd, struct file *filp, long arg)  in fcntl_setlease()  argument
2017 		return vfs_setlease(filp, F_UNLCK, NULL, (void **)&filp);  in fcntl_setlease()
2018 	return do_fcntl_add_lease(fd, filp, arg);  in fcntl_setlease()
2147 int vfs_test_lock(struct file *filp, struct file_lock *fl)  in vfs_test_lock()  argument
2149 	if (filp->f_op->lock)  in vfs_test_lock()
2150 		return filp->f_op->lock(filp, F_GETLK, fl);  in vfs_test_lock()
2151 	posix_test_lock(filp, fl);  in vfs_test_lock()
2223 int fcntl_getlk(struct file *filp, unsigned int cmd, struct flock *flock)  in fcntl_getlk()  argument
2235 	error = flock_to_posix_lock(filp, fl, flock);  in fcntl_getlk()
2245 		fl->fl_owner = filp;  in fcntl_getlk()
2248 	error = vfs_test_lock(filp, fl);  in fcntl_getlk()
2296 int vfs_lock_file(struct file *filp, unsigned int cmd, struct file_lock *fl, struct file_lock *conf)  in vfs_lock_file()  argument
2298 	if (filp->f_op->lock)  in vfs_lock_file()
2299 		return filp->f_op->lock(filp, cmd, fl);  in vfs_lock_file()
2301 		return posix_lock_file(filp, fl, conf);  in vfs_lock_file()
2305 static int do_lock_file_wait(struct file *filp, unsigned int cmd,  in do_lock_file_wait()  argument
2310 	error = security_file_lock(filp, fl->fl_type);  in do_lock_file_wait()
2315 		error = vfs_lock_file(filp, cmd, fl, NULL);  in do_lock_file_wait()
2347 int fcntl_setlk(unsigned int fd, struct file *filp, unsigned int cmd,  in fcntl_setlk()  argument
2351 	struct inode *inode = locks_inode(filp);  in fcntl_setlk()
2358 	error = flock_to_posix_lock(filp, file_lock, flock);  in fcntl_setlk()
2378 		file_lock->fl_owner = filp;  in fcntl_setlk()
2387 		file_lock->fl_owner = filp;  in fcntl_setlk()
2393 	error = do_lock_file_wait(filp, cmd, file_lock);  in fcntl_setlk()
2411 		if (f != filp) {  in fcntl_setlk()
2413 			error = do_lock_file_wait(filp, cmd, file_lock);  in fcntl_setlk()
2428 int fcntl_getlk64(struct file *filp, unsigned int cmd, struct flock64 *flock)  in fcntl_getlk64()  argument
2441 	error = flock64_to_posix_lock(filp, fl, flock);  in fcntl_getlk64()
2452 		fl->fl_owner = filp;  in fcntl_getlk64()
2455 	error = vfs_test_lock(filp, fl);  in fcntl_getlk64()
2471 int fcntl_setlk64(unsigned int fd, struct file *filp, unsigned int cmd,  in fcntl_setlk64()  argument
2481 	error = flock64_to_posix_lock(filp, file_lock, flock);  in fcntl_setlk64()
2501 		file_lock->fl_owner = filp;  in fcntl_setlk64()
2510 		file_lock->fl_owner = filp;  in fcntl_setlk64()
2516 	error = do_lock_file_wait(filp, cmd, file_lock);  in fcntl_setlk64()
2534 		if (f != filp) {  in fcntl_setlk64()
2536 			error = do_lock_file_wait(filp, cmd, file_lock);  in fcntl_setlk64()
2552 void locks_remove_posix(struct file *filp, fl_owner_t owner)  in locks_remove_posix()  argument
2555 	struct inode *inode = locks_inode(filp);  in locks_remove_posix()
2575 	lock.fl_file = filp;  in locks_remove_posix()
2579 	error = vfs_lock_file(filp, F_SETLK, &lock, NULL);  in locks_remove_posix()
2589 locks_remove_flock(struct file *filp, struct file_lock_context *flctx)  in locks_remove_flock()  argument
2592 	struct inode *inode = locks_inode(filp);  in locks_remove_flock()
2597 	flock_make_lock(filp, &fl, F_UNLCK);  in locks_remove_flock()
2600 	if (filp->f_op->flock)  in locks_remove_flock()
2601 		filp->f_op->flock(filp, F_SETLKW, &fl);  in locks_remove_flock()
2611 locks_remove_lease(struct file *filp, struct file_lock_context *ctx)  in locks_remove_lease()  argument
2622 		if (filp == fl->fl_file)  in locks_remove_lease()
2633 void locks_remove_file(struct file *filp)  in locks_remove_file()  argument
2637 	ctx = smp_load_acquire(&locks_inode(filp)->i_flctx);  in locks_remove_file()
2642 	locks_remove_posix(filp, filp);  in locks_remove_file()
2645 	locks_remove_flock(filp, ctx);  in locks_remove_file()
2648 	locks_remove_lease(filp, ctx);  in locks_remove_file()
2651 	locks_check_ctx_file_list(filp, &ctx->flc_posix, "POSIX");  in locks_remove_file()
2652 	locks_check_ctx_file_list(filp, &ctx->flc_flock, "FLOCK");  in locks_remove_file()
2653 	locks_check_ctx_file_list(filp, &ctx->flc_lease, "LEASE");  in locks_remove_file()
2664 int vfs_cancel_lock(struct file *filp, struct file_lock *fl)  in vfs_cancel_lock()  argument
2666 	if (filp->f_op->lock)  in vfs_cancel_lock()
2667 		return filp->f_op->lock(filp, F_CANCELLK, fl);  in vfs_cancel_lock()
2817 			struct file *filp, struct files_struct *files)  in __show_fd_locks()  argument
2823 		if (filp != fl->fl_file)  in __show_fd_locks()
2826 		    fl->fl_owner != filp)  in __show_fd_locks()
2836 		  struct file *filp, struct files_struct *files)  in show_fd_locks()  argument
2838 	struct inode *inode = locks_inode(filp);  in show_fd_locks()
2847 	__show_fd_locks(f, &ctx->flc_flock, &id, filp, files);  in show_fd_locks()
2848 	__show_fd_locks(f, &ctx->flc_posix, &id, filp, files);  in show_fd_locks()
2849 	__show_fd_locks(f, &ctx->flc_lease, &id, filp, files);  in show_fd_locks()