308 locks_check_ctx_file_list(struct file *filp, struct list_head *list,  in locks_check_ctx_file_list()  argument
312 	struct inode *inode = locks_inode(filp);  in locks_check_ctx_file_list()
315 		if (fl->fl_file == filp)  in locks_check_ctx_file_list()
479 flock_make_lock(struct file *filp, unsigned int cmd, struct file_lock *fl)  in flock_make_lock()  argument
494 	fl->fl_file = filp;  in flock_make_lock()
495 	fl->fl_owner = filp;  in flock_make_lock()
518 static int flock64_to_posix_lock(struct file *filp, struct file_lock *fl,  in flock64_to_posix_lock()  argument
526 		fl->fl_start = filp->f_pos;  in flock64_to_posix_lock()
529 		fl->fl_start = i_size_read(file_inode(filp));  in flock64_to_posix_lock()
557 	fl->fl_file = filp;  in flock64_to_posix_lock()
568 static int flock_to_posix_lock(struct file *filp, struct file_lock *fl,  in flock_to_posix_lock()  argument
578 	return flock64_to_posix_lock(filp, fl, &ll);  in flock_to_posix_lock()
592 	struct file *filp = fl->fl_file;  in lease_setup()  local
600 	if (!fasync_insert_entry(fa->fa_fd, filp, &fl->fl_fasync, fa))  in lease_setup()
603 	__f_setown(filp, task_pid(current), PIDTYPE_TGID, 0);  in lease_setup()
615 static int lease_init(struct file *filp, long type, struct file_lock *fl)  in lease_init()  argument
620 	fl->fl_owner = filp;  in lease_init()
623 	fl->fl_file = filp;  in lease_init()
633 static struct file_lock *lease_alloc(struct file *filp, long type)  in lease_alloc()  argument
641 	error = lease_init(filp, type, fl);  in lease_alloc()
952 posix_test_lock(struct file *filp, struct file_lock *fl)  in posix_test_lock()  argument
956 	struct inode *inode = locks_inode(filp);  in posix_test_lock()
1369 int posix_lock_file(struct file *filp, struct file_lock *fl,  in posix_lock_file()  argument
1372 	return posix_lock_inode(locks_inode(filp), fl, conflock);  in posix_lock_file()
1445 int locks_mandatory_area(struct inode *inode, struct file *filp, loff_t start,  in locks_mandatory_area()  argument
1454 	fl.fl_file = filp;  in locks_mandatory_area()
1456 	if (filp && !(filp->f_flags & O_NONBLOCK))  in locks_mandatory_area()
1463 		if (filp) {  in locks_mandatory_area()
1464 			fl.fl_owner = filp;  in locks_mandatory_area()
1518 		struct file *filp = fl->fl_file;  in lease_modify()  local
1520 		f_delown(filp);  in lease_modify()
1521 		filp->f_owner.signum = 0;  in lease_modify()
1765 int fcntl_getlease(struct file *filp)  in fcntl_getlease()  argument
1768 	struct inode *inode = locks_inode(filp);  in fcntl_getlease()
1779 			if (fl->fl_file != filp)  in fcntl_getlease()
1804 check_conflicting_open(struct file *filp, const long arg, int flags)  in check_conflicting_open()  argument
1806 	struct inode *inode = locks_inode(filp);  in check_conflicting_open()
1823 	if (filp->f_mode & FMODE_WRITE)  in check_conflicting_open()
1825 	else if (filp->f_mode & FMODE_READ)  in check_conflicting_open()
1836 generic_add_lease(struct file *filp, long arg, struct file_lock **flp, void **priv)  in generic_add_lease()  argument
1839 	struct inode *inode = locks_inode(filp);  in generic_add_lease()
1874 	error = check_conflicting_open(filp, arg, lease->fl_flags);  in generic_add_lease()
1888 		if (fl->fl_file == filp &&  in generic_add_lease()
1931 	error = check_conflicting_open(filp, arg, lease->fl_flags);  in generic_add_lease()
1951 static int generic_delete_lease(struct file *filp, void *owner)  in generic_delete_lease()  argument
1955 	struct inode *inode = locks_inode(filp);  in generic_delete_lease()
1968 		if (fl->fl_file == filp &&  in generic_delete_lease()
1994 int generic_setlease(struct file *filp, long arg, struct file_lock **flp,  in generic_setlease()  argument
1997 	struct inode *inode = locks_inode(filp);  in generic_setlease()
2004 	error = security_file_lock(filp, arg);  in generic_setlease()
2010 		return generic_delete_lease(filp, *priv);  in generic_setlease()
2018 		return generic_add_lease(filp, arg, flp, priv);  in generic_setlease()
2101 vfs_setlease(struct file *filp, long arg, struct file_lock **lease, void **priv)  in vfs_setlease()  argument
2105 	if (filp->f_op->setlease)  in vfs_setlease()
2106 		return filp->f_op->setlease(filp, arg, lease, priv);  in vfs_setlease()
2108 		return generic_setlease(filp, arg, lease, priv);  in vfs_setlease()
2112 static int do_fcntl_add_lease(unsigned int fd, struct file *filp, long arg)  in do_fcntl_add_lease()  argument
2118 	fl = lease_alloc(filp, arg);  in do_fcntl_add_lease()
2129 	error = vfs_setlease(filp, arg, &fl, (void **)&new);  in do_fcntl_add_lease()
2147 int fcntl_setlease(unsigned int fd, struct file *filp, long arg)  in fcntl_setlease()  argument
2150 		return vfs_setlease(filp, F_UNLCK, NULL, (void **)&filp);  in fcntl_setlease()
2151 	return do_fcntl_add_lease(fd, filp, arg);  in fcntl_setlease()
2275 int vfs_test_lock(struct file *filp, struct file_lock *fl)  in vfs_test_lock()  argument
2277 	if (filp->f_op->lock)  in vfs_test_lock()
2278 		return filp->f_op->lock(filp, F_GETLK, fl);  in vfs_test_lock()
2279 	posix_test_lock(filp, fl);  in vfs_test_lock()
2351 int fcntl_getlk(struct file *filp, unsigned int cmd, struct flock *flock)  in fcntl_getlk()  argument
2363 	error = flock_to_posix_lock(filp, fl, flock);  in fcntl_getlk()
2374 		fl->fl_owner = filp;  in fcntl_getlk()
2377 	error = vfs_test_lock(filp, 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()  argument
2427 	if (filp->f_op->lock)  in vfs_lock_file()
2428 		return filp->f_op->lock(filp, cmd, fl);  in vfs_lock_file()
2430 		return posix_lock_file(filp, fl, conf);  in vfs_lock_file()
2434 static int do_lock_file_wait(struct file *filp, unsigned int cmd,  in do_lock_file_wait()  argument
2439 	error = security_file_lock(filp, fl->fl_type);  in do_lock_file_wait()
2444 		error = vfs_lock_file(filp, cmd, fl, NULL);  in do_lock_file_wait()
2476 int fcntl_setlk(unsigned int fd, struct file *filp, unsigned int cmd,  in fcntl_setlk()  argument
2480 	struct inode *inode = locks_inode(filp);  in fcntl_setlk()
2490 	if (mandatory_lock(inode) && mapping_writably_mapped(filp->f_mapping)) {  in fcntl_setlk()
2495 	error = flock_to_posix_lock(filp, file_lock, flock);  in fcntl_setlk()
2515 		file_lock->fl_owner = filp;  in fcntl_setlk()
2524 		file_lock->fl_owner = filp;  in fcntl_setlk()
2530 	error = do_lock_file_wait(filp, cmd, file_lock);  in fcntl_setlk()
2547 		if (f != filp) {  in fcntl_setlk()
2549 			error = do_lock_file_wait(filp, cmd, file_lock);  in fcntl_setlk()
2564 int fcntl_getlk64(struct file *filp, unsigned int cmd, struct flock64 *flock)  in fcntl_getlk64()  argument
2577 	error = flock64_to_posix_lock(filp, fl, flock);  in fcntl_getlk64()
2588 		fl->fl_owner = filp;  in fcntl_getlk64()
2591 	error = vfs_test_lock(filp, fl);  in fcntl_getlk64()
2607 int fcntl_setlk64(unsigned int fd, struct file *filp, unsigned int cmd,  in fcntl_setlk64()  argument
2611 	struct inode *inode = locks_inode(filp);  in fcntl_setlk64()
2621 	if (mandatory_lock(inode) && mapping_writably_mapped(filp->f_mapping)) {  in fcntl_setlk64()
2626 	error = flock64_to_posix_lock(filp, file_lock, flock);  in fcntl_setlk64()
2646 		file_lock->fl_owner = filp;  in fcntl_setlk64()
2655 		file_lock->fl_owner = filp;  in fcntl_setlk64()
2661 	error = do_lock_file_wait(filp, cmd, file_lock);  in fcntl_setlk64()
2678 		if (f != filp) {  in fcntl_setlk64()
2680 			error = do_lock_file_wait(filp, cmd, file_lock);  in fcntl_setlk64()
2696 void locks_remove_posix(struct file *filp, fl_owner_t owner)  in locks_remove_posix()  argument
2699 	struct inode *inode = locks_inode(filp);  in locks_remove_posix()
2719 	lock.fl_file = filp;  in locks_remove_posix()
2723 	error = vfs_lock_file(filp, F_SETLK, &lock, NULL);  in locks_remove_posix()
2733 locks_remove_flock(struct file *filp, struct file_lock_context *flctx)  in locks_remove_flock()  argument
2736 	struct inode *inode = locks_inode(filp);  in locks_remove_flock()
2741 	flock_make_lock(filp, LOCK_UN, &fl);  in locks_remove_flock()
2744 	if (filp->f_op->flock)  in locks_remove_flock()
2745 		filp->f_op->flock(filp, F_SETLKW, &fl);  in locks_remove_flock()
2755 locks_remove_lease(struct file *filp, struct file_lock_context *ctx)  in locks_remove_lease()  argument
2766 		if (filp == fl->fl_file)  in locks_remove_lease()
2777 void locks_remove_file(struct file *filp)  in locks_remove_file()  argument
2781 	ctx = smp_load_acquire(&locks_inode(filp)->i_flctx);  in locks_remove_file()
2786 	locks_remove_posix(filp, filp);  in locks_remove_file()
2789 	locks_remove_flock(filp, ctx);  in locks_remove_file()
2792 	locks_remove_lease(filp, ctx);  in locks_remove_file()
2795 	locks_check_ctx_file_list(filp, &ctx->flc_posix, "POSIX");  in locks_remove_file()
2796 	locks_check_ctx_file_list(filp, &ctx->flc_flock, "FLOCK");  in locks_remove_file()
2797 	locks_check_ctx_file_list(filp, &ctx->flc_lease, "LEASE");  in locks_remove_file()
2808 int vfs_cancel_lock(struct file *filp, struct file_lock *fl)  in vfs_cancel_lock()  argument
2810 	if (filp->f_op->lock)  in vfs_cancel_lock()
2811 		return filp->f_op->lock(filp, F_CANCELLK, fl);  in vfs_cancel_lock()
2925 			struct file *filp, struct files_struct *files)  in __show_fd_locks()  argument
2931 		if (filp != fl->fl_file)  in __show_fd_locks()
2934 		    fl->fl_owner != filp)  in __show_fd_locks()
2944 		  struct file *filp, struct files_struct *files)  in show_fd_locks()  argument
2946 	struct inode *inode = locks_inode(filp);  in show_fd_locks()
2955 	__show_fd_locks(f, &ctx->flc_flock, &id, filp, files);  in show_fd_locks()
2956 	__show_fd_locks(f, &ctx->flc_posix, &id, filp, files);  in show_fd_locks()
2957 	__show_fd_locks(f, &ctx->flc_lease, &id, filp, files);  in show_fd_locks()