summaryrefslogtreecommitdiffstats
path: root/drivers/md/bcache/btree.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/md/bcache/btree.c')
-rw-r--r--drivers/md/bcache/btree.c23
1 files changed, 11 insertions, 12 deletions
diff --git a/drivers/md/bcache/btree.c b/drivers/md/bcache/btree.c
index bf8f517..adc5bb0 100644
--- a/drivers/md/bcache/btree.c
+++ b/drivers/md/bcache/btree.c
@@ -1680,9 +1680,9 @@ int bch_gc_thread_start(struct cache_set *c)
static int bch_btree_check_recurse(struct btree *b, struct btree_op *op,
unsigned long **seen)
{
- int ret;
+ int ret = 0;
unsigned i;
- struct bkey *k;
+ struct bkey *k, *p = NULL;
struct bucket *g;
struct btree_iter iter;
@@ -1709,19 +1709,18 @@ static int bch_btree_check_recurse(struct btree *b, struct btree_op *op,
}
if (b->level) {
- k = bch_next_recurse_key(b, &ZERO_KEY);
+ bch_btree_iter_init(b, &iter, NULL);
- while (k) {
- struct bkey *p = bch_next_recurse_key(b, k);
- if (p)
- btree_node_prefetch(b->c, p, b->level - 1);
+ do {
+ k = bch_btree_iter_next_filter(&iter, b, bch_ptr_bad);
+ if (k)
+ btree_node_prefetch(b->c, k, b->level - 1);
- ret = btree(check_recurse, k, b, op, seen);
- if (ret)
- return ret;
+ if (p)
+ ret = btree(check_recurse, p, b, op, seen);
- k = p;
- }
+ p = k;
+ } while (p && !ret);
}
return 0;
OpenPOWER on IntegriCloud