979 				u64 *lockstart, u64 *lockend, bool nowait,  in lock_and_cleanup_extent_if_need()  argument
1027 		*lockstart = start_pos;  in lock_and_cleanup_extent_if_need()
1067 	u64 lockstart, lockend;  in btrfs_check_nocow_lock()  local
1077 	lockstart = round_down(pos, fs_info->sectorsize);  in btrfs_check_nocow_lock()
1080 	num_bytes = lockend - lockstart + 1;  in btrfs_check_nocow_lock()
1083 		if (!btrfs_try_lock_ordered_range(inode, lockstart, lockend,  in btrfs_check_nocow_lock()
1089 		btrfs_lock_and_flush_ordered_range(inode, lockstart, lockend,  in btrfs_check_nocow_lock()
1092 	ret = can_nocow_extent(&inode->vfs_inode, lockstart, &num_bytes,  in btrfs_check_nocow_lock()
1098 				     num_bytes - pos + lockstart);  in btrfs_check_nocow_lock()
1099 	unlock_extent(&inode->io_tree, lockstart, lockend, &cached_state);  in btrfs_check_nocow_lock()
1185 	u64 lockstart;  in btrfs_buffered_write()  local
1322 				num_pages, pos, write_bytes, &lockstart,  in btrfs_buffered_write()
1391 			unlock_extent(&BTRFS_I(inode)->io_tree, lockstart,  in btrfs_buffered_write()
2219 					const u64 lockstart,  in btrfs_punch_hole_lock_range()  argument
2231 	const u64 page_lockstart = round_up(lockstart, PAGE_SIZE);  in btrfs_punch_hole_lock_range()
2235 		truncate_pagecache_range(inode, lockstart, lockend);  in btrfs_punch_hole_lock_range()
2237 		lock_extent(&BTRFS_I(inode)->io_tree, lockstart, lockend,  in btrfs_punch_hole_lock_range()
2253 		unlock_extent(&BTRFS_I(inode)->io_tree, lockstart, lockend,  in btrfs_punch_hole_lock_range()
2257 	btrfs_assert_inode_range_clean(BTRFS_I(inode), lockstart, lockend);  in btrfs_punch_hole_lock_range()
2621 	u64 lockstart;  in btrfs_punch_hole()  local
2652 	lockstart = round_up(offset, fs_info->sectorsize);  in btrfs_punch_hole()
2691 		len = offset + len - lockstart;  in btrfs_punch_hole()
2692 		offset = lockstart;  in btrfs_punch_hole()
2700 		lockstart = offset;  in btrfs_punch_hole()
2723 	if (lockend < lockstart) {  in btrfs_punch_hole()
2728 	btrfs_punch_hole_lock_range(inode, lockstart, lockend, &cached_state);  in btrfs_punch_hole()
2736 	ret = btrfs_replace_file_extents(BTRFS_I(inode), path, lockstart,  in btrfs_punch_hole()
2750 	unlock_extent(&BTRFS_I(inode)->io_tree, lockstart, lockend,  in btrfs_punch_hole()
3009 		const u64 lockstart = alloc_start;  in btrfs_zero_range()  local
3018 		btrfs_punch_hole_lock_range(inode, lockstart, lockend,  in btrfs_zero_range()
3023 			unlock_extent(&BTRFS_I(inode)->io_tree, lockstart,  in btrfs_zero_range()
3031 		unlock_extent(&BTRFS_I(inode)->io_tree, lockstart, lockend,  in btrfs_zero_range()
3494 	u64 lockstart;  in find_desired_extent()  local
3562 	lockstart = round_down(start, fs_info->sectorsize);  in find_desired_extent()
3564 	if (lockend <= lockstart)  in find_desired_extent()
3565 		lockend = lockstart + fs_info->sectorsize;  in find_desired_extent()
3577 	last_extent_end = lockstart;  in find_desired_extent()
3579 	lock_extent(&inode->io_tree, lockstart, lockend, &cached_state);  in find_desired_extent()
3725 	unlock_extent(&inode->io_tree, lockstart, lockend, &cached_state);  in find_desired_extent()