mm: fix anonymous dirtying

[pandora-kernel.git] / mm / slab.c

diff --git a/mm/slab.c b/mm/slab.c
index 918f04f..600e864 100644 (file)
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -2580,7 +2580,7 @@ void kmem_cache_destroy(struct kmem_cache *cachep)
        }
 
        if (unlikely(cachep->flags & SLAB_DESTROY_BY_RCU))
-               synchronize_rcu();
+               rcu_barrier();
 
        __kmem_cache_destroy(cachep);
        mutex_unlock(&cache_chain_mutex);
@@ -4472,4 +4472,3 @@ size_t ksize(const void *objp)
 
        return obj_size(virt_to_cache(objp));
 }
-EXPORT_SYMBOL(ksize);