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bcachefs: Fix error handling in traverse_all()

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In btree_path_traverse_all() we were failing to check for -EIO in the
retry loop, and after btree node read error we'd go into an infinite
loop.

Signed-off-by: Kent Overstreet <kent.overstreet@gmail.com>
This commit is contained in:
Kent Overstreet
2022-03-07 22:05:49 -05:00
committed by Kent Overstreet
parent 9552e19f6f
commit a897ef6827
1 changed files with 4 additions and 2 deletions
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6
fs/bcachefs/btree_iter.c
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@@ -1468,8 +1468,10 @@ static int bch2_btree_path_traverse_all(struct btree_trans *trans)
*/
if (path->uptodate) {
ret = btree_path_traverse_one(trans, path, 0, _THIS_IP_);
if (ret)
if (ret == -EINTR || ret == -ENOMEM)
goto retry_all;
if (ret)
goto err;
} else {
i++;
}
@@ -1482,7 +1484,7 @@ static int bch2_btree_path_traverse_all(struct btree_trans *trans)
*/
trans_for_each_path(trans, path)
BUG_ON(path->uptodate >= BTREE_ITER_NEED_TRAVERSE);
err:
bch2_btree_cache_cannibalize_unlock(c);
trans->in_traverse_all = false;