2196 			   struct sa_defrag_extent_backref *backref)  in backref_insert()  argument
2207 		ret = backref_comp(backref, entry);  in backref_insert()
2214 	rb_link_node(&backref->node, parent, p);  in backref_insert()
2215 	rb_insert_color(&backref->node, root);  in backref_insert()
2231 	struct sa_defrag_extent_backref *backref;  in record_one_backref()  local
2321 	backref = kmalloc(sizeof(*backref), GFP_NOFS);  in record_one_backref()
2322 	if (!backref) {  in record_one_backref()
2327 	backref->root_id = root_id;  in record_one_backref()
2328 	backref->inum = inum;  in record_one_backref()
2329 	backref->file_pos = offset;  in record_one_backref()
2330 	backref->num_bytes = num_bytes;  in record_one_backref()
2331 	backref->extent_offset = extent_offset;  in record_one_backref()
2332 	backref->generation = btrfs_file_extent_generation(leaf, extent);  in record_one_backref()
2333 	backref->old = old;  in record_one_backref()
2334 	backref_insert(&new->root, backref);  in record_one_backref()
2397 				 struct sa_defrag_extent_backref *backref)  in relink_extent_backref()  argument
2407 	struct old_sa_defrag_extent *old = backref->old;  in relink_extent_backref()
2420 	if (prev && prev->root_id == backref->root_id &&  in relink_extent_backref()
2421 	    prev->inum == backref->inum &&  in relink_extent_backref()
2422 	    prev->file_pos + prev->num_bytes == backref->file_pos)  in relink_extent_backref()
2426 	key.objectid = backref->root_id;  in relink_extent_backref()
2447 	key.objectid = backref->inum;  in relink_extent_backref()
2460 	lock_start = backref->file_pos;  in relink_extent_backref()
2461 	lock_end = backref->file_pos + backref->num_bytes - 1;  in relink_extent_backref()
2477 	key.objectid = backref->inum;  in relink_extent_backref()
2479 	key.offset = backref->file_pos;  in relink_extent_backref()
2493 	    backref->generation)  in relink_extent_backref()
2498 	start = backref->file_pos;  in relink_extent_backref()
2499 	if (backref->extent_offset < old->extent_offset + old->offset)  in relink_extent_backref()
2501 			 backref->extent_offset;  in relink_extent_backref()
2503 	len = min(backref->extent_offset + backref->num_bytes,  in relink_extent_backref()
2505 	len -= max(backref->extent_offset, old->extent_offset + old->offset);  in relink_extent_backref()
2577 			backref->root_id, backref->inum,  in relink_extent_backref()
2613 	struct sa_defrag_extent_backref *backref;  in relink_file_extents()  local
2639 		backref = rb_entry(node, struct sa_defrag_extent_backref, node);  in relink_file_extents()
2641 		ret = relink_extent_backref(path, prev, backref);  in relink_file_extents()
2647 			prev = backref;  in relink_file_extents()
6263 			    struct inode *inode, int backref, u64 index)  in btrfs_add_nondir()  argument
6267 				 backref, index);  in btrfs_add_nondir()