888 	struct extent_io_tree *io_tree = &BTRFS_I(inode)->io_tree;  in check_defrag_in_cache()  local
905 	end = count_range_bits(io_tree, &offset, offset + thresh,  in check_defrag_in_cache()
982 	struct extent_io_tree *io_tree = &BTRFS_I(inode)->io_tree;  in defrag_lookup_extent()  local
999 		lock_extent_bits(io_tree, start, end, 0, &cached);  in defrag_lookup_extent()
1001 		unlock_extent_cached(io_tree, start, end, &cached, GFP_NOFS);  in defrag_lookup_extent()
1132 	tree = &BTRFS_I(inode)->io_tree;  in cluster_pages_for_defrag()
1206 	lock_extent_bits(&BTRFS_I(inode)->io_tree,  in cluster_pages_for_defrag()
1208 	clear_extent_bit(&BTRFS_I(inode)->io_tree, page_start,  in cluster_pages_for_defrag()
1223 	set_extent_defrag(&BTRFS_I(inode)->io_tree, page_start, page_end - 1,  in cluster_pages_for_defrag()
1226 	unlock_extent_cached(&BTRFS_I(inode)->io_tree,  in cluster_pages_for_defrag()
2850 		lock_extent(&BTRFS_I(inode)->io_tree, off, off + len - 1);  in lock_extent_range()
2856 		    !test_range_bit(&BTRFS_I(inode)->io_tree, off,  in lock_extent_range()
2862 		unlock_extent(&BTRFS_I(inode)->io_tree, off, off + len - 1);  in lock_extent_range()
2890 	unlock_extent(&BTRFS_I(inode1)->io_tree, loff1, loff1 + len - 1);  in btrfs_double_extent_unlock()
2891 	unlock_extent(&BTRFS_I(inode2)->io_tree, loff2, loff2 + len - 1);  in btrfs_double_extent_unlock()
2909 		unlock_extent(&BTRFS_I(inode1)->io_tree, loff1,  in btrfs_double_extent_lock()
3157 		unlock_extent(&BTRFS_I(src)->io_tree, same_lock_start,  in btrfs_extent_same()
3988 		unlock_extent(&BTRFS_I(src)->io_tree, lock_start, lock_end);  in btrfs_ioctl_clone()