1014 	struct extent_io_tree *io_tree = &BTRFS_I(inode)->io_tree;  in check_defrag_in_cache()  local
1031 	end = count_range_bits(io_tree, &offset, offset + thresh,  in check_defrag_in_cache()
1108 	struct extent_io_tree *io_tree = &BTRFS_I(inode)->io_tree;  in defrag_lookup_extent()  local
1125 		lock_extent_bits(io_tree, start, end, &cached);  in defrag_lookup_extent()
1127 		unlock_extent_cached(io_tree, start, end, &cached);  in defrag_lookup_extent()
1259 	tree = &BTRFS_I(inode)->io_tree;  in cluster_pages_for_defrag()
1333 	lock_extent_bits(&BTRFS_I(inode)->io_tree,  in cluster_pages_for_defrag()
1335 	clear_extent_bit(&BTRFS_I(inode)->io_tree, page_start,  in cluster_pages_for_defrag()
1349 	set_extent_defrag(&BTRFS_I(inode)->io_tree, page_start, page_end - 1,  in cluster_pages_for_defrag()
1352 	unlock_extent_cached(&BTRFS_I(inode)->io_tree,  in cluster_pages_for_defrag()
3221 	unlock_extent(&BTRFS_I(inode1)->io_tree, loff1, loff1 + len - 1);  in btrfs_double_extent_unlock()
3222 	unlock_extent(&BTRFS_I(inode2)->io_tree, loff2, loff2 + len - 1);  in btrfs_double_extent_unlock()
3234 	lock_extent(&BTRFS_I(inode1)->io_tree, loff1, loff1 + len - 1);  in btrfs_double_extent_lock()
3235 	lock_extent(&BTRFS_I(inode2)->io_tree, loff2, loff2 + len - 1);  in btrfs_double_extent_lock()