diff options
Diffstat (limited to '')
| -rw-r--r-- | drivers/md/bcache/btree.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/md/bcache/btree.c b/drivers/md/bcache/btree.c index c3a314deb09d..fa872df4e770 100644 --- a/drivers/md/bcache/btree.c +++ b/drivers/md/bcache/btree.c @@ -747,19 +747,19 @@ static unsigned long bch_mca_scan(struct shrinker *shrink, i++; } - for (; (nr--) && i < btree_cache_used; i++) { - if (list_empty(&c->btree_cache)) + list_for_each_entry_safe_reverse(b, t, &c->btree_cache, list) { + if (nr <= 0 || i >= btree_cache_used) goto out; - b = list_first_entry(&c->btree_cache, struct btree, list); - list_rotate_left(&c->btree_cache); - if (!mca_reap(b, 0, false)) { mca_bucket_free(b); mca_data_free(b); rw_unlock(true, b); freed++; } + + nr--; + i++; } out: mutex_unlock(&c->bucket_lock); |