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-rw-r--r--fs/bcachefs/backpointers.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/bcachefs/backpointers.c b/fs/bcachefs/backpointers.c
index e8037b5d8332..6d8b1bc90be0 100644
--- a/fs/bcachefs/backpointers.c
+++ b/fs/bcachefs/backpointers.c
@@ -770,6 +770,8 @@ static int bch2_get_btree_in_memory_pos(struct btree_trans *trans,
!((1U << btree) & btree_interior_mask))
continue;
+ bch2_trans_begin(trans);
+
__for_each_btree_node(trans, iter, btree,
btree == start.btree ? start.pos : POS_MIN,
0, depth, BTREE_ITER_prefetch, b, ret) {