From be31bf439c2154e4c1174186cf2bd6fd1e6b7a88 Mon Sep 17 00:00:00 2001 From: Kent Overstreet Date: Thu, 21 Mar 2024 23:21:56 -0400 Subject: [PATCH] bcachefs: When traversing to interior nodes, propagate result to paths to same leaf node Signed-off-by: Kent Overstreet --- fs/bcachefs/btree_iter.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/fs/bcachefs/btree_iter.c b/fs/bcachefs/btree_iter.c index ca3b6a0ea1f8e..39c89914cb536 100644 --- a/fs/bcachefs/btree_iter.c +++ b/fs/bcachefs/btree_iter.c @@ -1162,6 +1162,7 @@ int bch2_btree_path_traverse_one(struct btree_trans *trans, goto out_uptodate; path->level = btree_path_up_until_good_node(trans, path, 0); + unsigned max_level = path->level; EBUG_ON(btree_path_node(path, path->level) && !btree_node_locked(path, path->level)); @@ -1192,6 +1193,16 @@ int bch2_btree_path_traverse_one(struct btree_trans *trans, goto out; } } + + if (unlikely(max_level > path->level)) { + struct btree_path *linked; + unsigned iter; + + trans_for_each_path_with_node(trans, path_l(path)->b, linked, iter) + for (unsigned j = path->level + 1; j < max_level; j++) + linked->l[j] = path->l[j]; + } + out_uptodate: path->uptodate = BTREE_ITER_UPTODATE; out: -- 2.30.2