237 locks_check_ctx_file_list(struct file *filp, struct list_head *list, char *list_type)  in locks_check_ctx_file_list()  argument
240 	struct inode *inode = file_inode(filp);  in locks_check_ctx_file_list()
243 		if (flc->flc_file == filp)  in locks_check_ctx_file_list()
465 static void flock_make_lock(struct file *filp, struct file_lock *fl, int type)  in flock_make_lock()  argument
469 	fl->c.flc_file = filp;  in flock_make_lock()
470 	fl->c.flc_owner = filp;  in flock_make_lock()
491 static int flock64_to_posix_lock(struct file *filp, struct file_lock *fl,  in flock64_to_posix_lock()  argument
499 		fl->fl_start = filp->f_pos;  in flock64_to_posix_lock()
502 		fl->fl_start = i_size_read(file_inode(filp));  in flock64_to_posix_lock()
530 	fl->c.flc_file = filp;  in flock64_to_posix_lock()
541 static int flock_to_posix_lock(struct file *filp, struct file_lock *fl,  in flock_to_posix_lock()  argument
551 	return flock64_to_posix_lock(filp, fl, &ll);  in flock_to_posix_lock()
565 	struct file *filp = fl->c.flc_file;  in lease_setup()  local
573 	if (!fasync_insert_entry(fa->fa_fd, filp, &fl->fl_fasync, fa))  in lease_setup()
576 	__f_setown(filp, task_pid(current), PIDTYPE_TGID, 0);  in lease_setup()
588 static int lease_init(struct file *filp, unsigned int flags, int type, struct file_lease *fl)  in lease_init()  argument
593 	fl->c.flc_owner = filp;  in lease_init()
596 	fl->c.flc_file = filp;  in lease_init()
603 static struct file_lease *lease_alloc(struct file *filp, unsigned int flags, int type)  in lease_alloc()  argument
611 	error = lease_init(filp, flags, 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 = file_inode(filp);  in posix_test_lock()
1399 int posix_lock_file(struct file *filp, struct file_lock *fl,  in posix_lock_file()  argument
1402 	return posix_lock_inode(file_inode(filp), fl, conflock);  in posix_lock_file()
1451 		struct file *filp = fl->c.flc_file;  in lease_modify()  local
1453 		f_delown(filp);  in lease_modify()
1454 		file_f_owner(filp)->signum = 0;  in lease_modify()
1707 static int __fcntl_getlease(struct file *filp, unsigned int flavor)  in __fcntl_getlease()  argument
1710 	struct inode *inode = file_inode(filp);  in __fcntl_getlease()
1721 			if (fl->c.flc_file != filp)  in __fcntl_getlease()
1735 int fcntl_getlease(struct file *filp)  in fcntl_getlease()  argument
1737 	return __fcntl_getlease(filp, FL_LEASE);  in fcntl_getlease()
1740 int fcntl_getdeleg(struct file *filp, struct delegation *deleg)  in fcntl_getdeleg()  argument
1744 	deleg->d_type = __fcntl_getlease(filp, FL_DELEG);  in fcntl_getdeleg()
1760 check_conflicting_open(struct file *filp, const int arg, int flags)  in check_conflicting_open()  argument
1762 	struct inode *inode = file_inode(filp);  in check_conflicting_open()
1782 	if (filp->f_mode & FMODE_WRITE)  in check_conflicting_open()
1784 	else if (filp->f_mode & FMODE_READ)  in check_conflicting_open()
1795 generic_add_lease(struct file *filp, int arg, struct file_lease **flp, void **priv)  in generic_add_lease()  argument
1798 	struct inode *inode = file_inode(filp);  in generic_add_lease()
1807 	error = file_f_owner_allocate(filp);  in generic_add_lease()
1830 	error = check_conflicting_open(filp, arg, lease->c.flc_flags);  in generic_add_lease()
1844 		if (fl->c.flc_file == filp &&  in generic_add_lease()
1887 	error = check_conflicting_open(filp, arg, lease->c.flc_flags);  in generic_add_lease()
1907 static int generic_delete_lease(struct file *filp, void *owner)  in generic_delete_lease()  argument
1911 	struct inode *inode = file_inode(filp);  in generic_delete_lease()
1924 		if (fl->c.flc_file == filp &&  in generic_delete_lease()
1950 int generic_setlease(struct file *filp, int arg, struct file_lease **flp,  in generic_setlease()  argument
1953 	struct inode *inode = file_inode(filp);  in generic_setlease()
1960 		return generic_delete_lease(filp, *priv);  in generic_setlease()
1971 		return generic_add_lease(filp, arg, flp, priv);  in generic_setlease()
2013 kernel_setlease(struct file *filp, int arg, struct file_lease **lease, void **priv)  in kernel_setlease()  argument
2017 	if (filp->f_op->setlease)  in kernel_setlease()
2018 		return filp->f_op->setlease(filp, arg, lease, priv);  in kernel_setlease()
2020 		return generic_setlease(filp, arg, lease, priv);  in kernel_setlease()
2042 vfs_setlease(struct file *filp, int arg, struct file_lease **lease, void **priv)  in vfs_setlease()  argument
2044 	struct inode *inode = file_inode(filp);  in vfs_setlease()
2045 	vfsuid_t vfsuid = i_uid_into_vfsuid(file_mnt_idmap(filp), inode);  in vfs_setlease()
2050 	error = security_file_lock(filp, arg);  in vfs_setlease()
2053 	return kernel_setlease(filp, arg, lease, priv);  in vfs_setlease()
2057 static int do_fcntl_add_lease(unsigned int fd, struct file *filp, unsigned int flavor, int arg)  in do_fcntl_add_lease()  argument
2063 	fl = lease_alloc(filp, flavor, arg);  in do_fcntl_add_lease()
2074 	error = vfs_setlease(filp, arg, &fl, (void **)&new);  in do_fcntl_add_lease()
2092 int fcntl_setlease(unsigned int fd, struct file *filp, int arg)  in fcntl_setlease()  argument
2094 	if (S_ISDIR(file_inode(filp)->i_mode))  in fcntl_setlease()
2098 		return vfs_setlease(filp, F_UNLCK, NULL, (void **)&filp);  in fcntl_setlease()
2099 	return do_fcntl_add_lease(fd, filp, FL_LEASE, arg);  in fcntl_setlease()
2112 int fcntl_setdeleg(unsigned int fd, struct file *filp, struct delegation *deleg)  in fcntl_setdeleg()  argument
2119 		return vfs_setlease(filp, F_UNLCK, NULL, (void **)&filp);  in fcntl_setdeleg()
2120 	return do_fcntl_add_lease(fd, filp, FL_DELEG, deleg->d_type);  in fcntl_setdeleg()
2251 int vfs_test_lock(struct file *filp, struct file_lock *fl)  in vfs_test_lock()  argument
2254 	WARN_ON_ONCE(filp != fl->c.flc_file);  in vfs_test_lock()
2255 	if (filp->f_op->lock)  in vfs_test_lock()
2256 		return filp->f_op->lock(filp, F_GETLK, fl);  in vfs_test_lock()
2257 	posix_test_lock(filp, fl);  in vfs_test_lock()
2332 int fcntl_getlk(struct file *filp, unsigned int cmd, struct flock *flock)  in fcntl_getlk()  argument
2345 	error = flock_to_posix_lock(filp, fl, flock);  in fcntl_getlk()
2355 		fl->c.flc_owner = filp;  in fcntl_getlk()
2358 	error = vfs_test_lock(filp, fl);  in fcntl_getlk()
2408 int vfs_lock_file(struct file *filp, unsigned int cmd, struct file_lock *fl, struct file_lock *conf)  in vfs_lock_file()  argument
2410 	WARN_ON_ONCE(filp != fl->c.flc_file);  in vfs_lock_file()
2411 	if (filp->f_op->lock)  in vfs_lock_file()
2412 		return filp->f_op->lock(filp, cmd, fl);  in vfs_lock_file()
2414 		return posix_lock_file(filp, fl, conf);  in vfs_lock_file()
2418 static int do_lock_file_wait(struct file *filp, unsigned int cmd,  in do_lock_file_wait()  argument
2423 	error = security_file_lock(filp, fl->c.flc_type);  in do_lock_file_wait()
2428 		error = vfs_lock_file(filp, cmd, fl, NULL);  in do_lock_file_wait()
2460 int fcntl_setlk(unsigned int fd, struct file *filp, unsigned int cmd,  in fcntl_setlk()  argument
2464 	struct inode *inode = file_inode(filp);  in fcntl_setlk()
2471 	error = flock_to_posix_lock(filp, file_lock, flock);  in fcntl_setlk()
2491 		file_lock->c.flc_owner = filp;  in fcntl_setlk()
2500 		file_lock->c.flc_owner = filp;  in fcntl_setlk()
2506 	error = do_lock_file_wait(filp, cmd, file_lock);  in fcntl_setlk()
2525 		if (f != filp) {  in fcntl_setlk()
2526 			locks_remove_posix(filp, files);  in fcntl_setlk()
2540 int fcntl_getlk64(struct file *filp, unsigned int cmd, struct flock64 *flock)  in fcntl_getlk64()  argument
2554 	error = flock64_to_posix_lock(filp, fl, flock);  in fcntl_getlk64()
2564 		fl->c.flc_owner = filp;  in fcntl_getlk64()
2567 	error = vfs_test_lock(filp, fl);  in fcntl_getlk64()
2583 int fcntl_setlk64(unsigned int fd, struct file *filp, unsigned int cmd,  in fcntl_setlk64()  argument
2593 	error = flock64_to_posix_lock(filp, file_lock, flock);  in fcntl_setlk64()
2613 		file_lock->c.flc_owner = filp;  in fcntl_setlk64()
2622 		file_lock->c.flc_owner = filp;  in fcntl_setlk64()
2628 	error = do_lock_file_wait(filp, cmd, file_lock);  in fcntl_setlk64()
2647 		if (f != filp) {  in fcntl_setlk64()
2648 			locks_remove_posix(filp, files);  in fcntl_setlk64()
2663 void locks_remove_posix(struct file *filp, fl_owner_t owner)  in locks_remove_posix()  argument
2666 	struct inode *inode = file_inode(filp);  in locks_remove_posix()
2686 	lock.c.flc_file = filp;  in locks_remove_posix()
2690 	error = vfs_lock_file(filp, F_SETLK, &lock, NULL);  in locks_remove_posix()
2700 locks_remove_flock(struct file *filp, struct file_lock_context *flctx)  in locks_remove_flock()  argument
2703 	struct inode *inode = file_inode(filp);  in locks_remove_flock()
2708 	flock_make_lock(filp, &fl, F_UNLCK);  in locks_remove_flock()
2711 	if (filp->f_op->flock)  in locks_remove_flock()
2712 		filp->f_op->flock(filp, F_SETLKW, &fl);  in locks_remove_flock()
2722 locks_remove_lease(struct file *filp, struct file_lock_context *ctx)  in locks_remove_lease()  argument
2733 		if (filp == fl->c.flc_file)  in locks_remove_lease()
2744 void locks_remove_file(struct file *filp)  in locks_remove_file()  argument
2748 	ctx = locks_inode_context(file_inode(filp));  in locks_remove_file()
2753 	locks_remove_posix(filp, filp);  in locks_remove_file()
2756 	locks_remove_flock(filp, ctx);  in locks_remove_file()
2759 	locks_remove_lease(filp, ctx);  in locks_remove_file()
2762 	locks_check_ctx_file_list(filp, &ctx->flc_posix, "POSIX");  in locks_remove_file()
2763 	locks_check_ctx_file_list(filp, &ctx->flc_flock, "FLOCK");  in locks_remove_file()
2764 	locks_check_ctx_file_list(filp, &ctx->flc_lease, "LEASE");  in locks_remove_file()
2775 int vfs_cancel_lock(struct file *filp, struct file_lock *fl)  in vfs_cancel_lock()  argument
2777 	WARN_ON_ONCE(filp != fl->c.flc_file);  in vfs_cancel_lock()
2778 	if (filp->f_op->lock)  in vfs_cancel_lock()
2779 		return filp->f_op->lock(filp, F_CANCELLK, fl);  in vfs_cancel_lock()
2958 			struct file *filp, struct files_struct *files)  in __show_fd_locks()  argument
2964 		if (filp != fl->flc_file)  in __show_fd_locks()
2966 		if (fl->flc_owner != files && fl->flc_owner != filp)  in __show_fd_locks()
2976 		  struct file *filp, struct files_struct *files)  in show_fd_locks()  argument
2978 	struct inode *inode = file_inode(filp);  in show_fd_locks()
2987 	__show_fd_locks(f, &ctx->flc_flock, &id, filp, files);  in show_fd_locks()
2988 	__show_fd_locks(f, &ctx->flc_posix, &id, filp, files);  in show_fd_locks()
2989 	__show_fd_locks(f, &ctx->flc_lease, &id, filp, files);  in show_fd_locks()