1295 				u64 *lockstart, u64 *lockend, bool nowait,  in lock_and_cleanup_extent_if_need()  argument
1342 		*lockstart = start_pos;  in lock_and_cleanup_extent_if_need()
1381 	u64 lockstart, lockend;  in btrfs_check_nocow_lock()  local
1391 	lockstart = round_down(pos, fs_info->sectorsize);  in btrfs_check_nocow_lock()
1394 	num_bytes = lockend - lockstart + 1;  in btrfs_check_nocow_lock()
1397 		if (!btrfs_try_lock_ordered_range(inode, lockstart, lockend)) {  in btrfs_check_nocow_lock()
1402 		btrfs_lock_and_flush_ordered_range(inode, lockstart, lockend, NULL);  in btrfs_check_nocow_lock()
1404 	ret = can_nocow_extent(&inode->vfs_inode, lockstart, &num_bytes,  in btrfs_check_nocow_lock()
1410 				     num_bytes - pos + lockstart);  in btrfs_check_nocow_lock()
1411 	unlock_extent(&inode->io_tree, lockstart, lockend, NULL);  in btrfs_check_nocow_lock()
1499 	u64 lockstart;  in btrfs_buffered_write()  local
1636 				num_pages, pos, write_bytes, &lockstart,  in btrfs_buffered_write()
1705 			unlock_extent(&BTRFS_I(inode)->io_tree, lockstart,  in btrfs_buffered_write()
2502 					const u64 lockstart,  in btrfs_punch_hole_lock_range()  argument
2514 	const u64 page_lockstart = round_up(lockstart, PAGE_SIZE);  in btrfs_punch_hole_lock_range()
2518 		truncate_pagecache_range(inode, lockstart, lockend);  in btrfs_punch_hole_lock_range()
2520 		lock_extent(&BTRFS_I(inode)->io_tree, lockstart, lockend,  in btrfs_punch_hole_lock_range()
2536 		unlock_extent(&BTRFS_I(inode)->io_tree, lockstart, lockend,  in btrfs_punch_hole_lock_range()
2540 	btrfs_assert_inode_range_clean(BTRFS_I(inode), lockstart, lockend);  in btrfs_punch_hole_lock_range()
2906 	u64 lockstart;  in btrfs_punch_hole()  local
2937 	lockstart = round_up(offset, fs_info->sectorsize);  in btrfs_punch_hole()
2976 		len = offset + len - lockstart;  in btrfs_punch_hole()
2977 		offset = lockstart;  in btrfs_punch_hole()
2985 		lockstart = offset;  in btrfs_punch_hole()
3008 	if (lockend < lockstart) {  in btrfs_punch_hole()
3013 	btrfs_punch_hole_lock_range(inode, lockstart, lockend, &cached_state);  in btrfs_punch_hole()
3021 	ret = btrfs_replace_file_extents(BTRFS_I(inode), path, lockstart,  in btrfs_punch_hole()
3036 	unlock_extent(&BTRFS_I(inode)->io_tree, lockstart, lockend,  in btrfs_punch_hole()
3296 		const u64 lockstart = alloc_start;  in btrfs_zero_range()  local
3305 		btrfs_punch_hole_lock_range(inode, lockstart, lockend,  in btrfs_zero_range()
3310 			unlock_extent(&BTRFS_I(inode)->io_tree, lockstart,  in btrfs_zero_range()
3318 		unlock_extent(&BTRFS_I(inode)->io_tree, lockstart, lockend,  in btrfs_zero_range()
3785 	u64 lockstart;  in find_desired_extent()  local
3809 	lockstart = round_down(start, fs_info->sectorsize);  in find_desired_extent()
3811 	if (lockend <= lockstart)  in find_desired_extent()
3812 		lockend = lockstart + fs_info->sectorsize;  in find_desired_extent()
3824 	last_extent_end = lockstart;  in find_desired_extent()
3826 	lock_extent(&inode->io_tree, lockstart, lockend, &cached_state);  in find_desired_extent()
3969 	unlock_extent(&inode->io_tree, lockstart, lockend, &cached_state);  in find_desired_extent()