diff --git a/fs/dcache.c b/fs/dcache.c
index 0f7ec12d65ffb3b69edc37c1ea9855d1a8afee9e..939584648504e6552be95e13a52b46e0d27592ea 100644
--- a/fs/dcache.c
+++ b/fs/dcache.c
@@ -489,6 +489,7 @@ void shrink_dcache_sb(struct super_block * sb)
 			continue;
 		}
 		prune_one_dentry(dentry);
+		cond_resched_lock(&dcache_lock);
 		goto repeat;
 	}
 	spin_unlock(&dcache_lock);