bcachefs: Use BTREE_ITER_NOPRESERVE in bch2_btree_iter_verify_ret()

This fixes a transaction path overflow.

Signed-off-by: Kent Overstreet <kent.overstreet@gmail.com>

diff --git a/fs/bcachefs/btree_iter.c b/fs/bcachefs/btree_iter.c
index 777197ec2656ec70fd22ad8a8566f6f6dba2aef8..0b5bf75fbf89a4d86779c065df3011f3f8e91533 100644 (file)
--- a/fs/bcachefs/btree_iter.c
+++ b/fs/bcachefs/btree_iter.c
@@ -731,6 +731,7 @@ static int bch2_btree_iter_verify_ret(struct btree_iter *iter, struct bkey_s_c k
                                          k.k->p.snapshot));
 
        bch2_trans_iter_init(trans, &copy, iter->btree_id, iter->pos,
+                            BTREE_ITER_NOPRESERVE|
                             BTREE_ITER_ALL_SNAPSHOTS);
        prev = bch2_btree_iter_prev(&copy);
        if (!prev.k)