bcache: try to set b->parent properly

bcache_flash_dev.ktest would reliably crash with 8k and 16k bucket size
before; now it passes.

Change-Id: Ib542232235e39298c3a7548fe52b645cabb823d1

1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/md/bcache/btree.h b/drivers/md/bcache/btree.h
index 00441821f5ad..5c391fa01bed 100644
--- a/drivers/md/bcache/btree.h
+++ b/drivers/md/bcache/btree.h
@@ -243,9 +243,9 @@ void bch_btree_node_write(struct btree *, struct closure *);
 
 void bch_btree_set_root(struct btree *);
 struct btree *__bch_btree_node_alloc(struct cache_set *, struct btree_op *,
-                                     int, bool);
+                                     int, bool, struct btree *);
 struct btree *bch_btree_node_get(struct cache_set *, struct btree_op *,
-                                 struct bkey *, int, bool);
+                                 struct bkey *, int, bool, struct btree *);
 
 int bch_btree_insert_check_key(struct btree *, struct btree_op *,
                                struct bkey *);