x86/msr: Add definitions for new speculation control MSRs

[mirror_ubuntu-artful-kernel.git] / mm / slab.h

diff --git a/mm/slab.h b/mm/slab.h
index 6885e1192ec5369d4edf7ee14aeeaf1f69c860bf..494cccef822a2f2cf4c104226386c8cf2f1bd657 100644 (file)
--- a/mm/slab.h
+++ b/mm/slab.h
@@ -257,7 +257,7 @@ cache_from_memcg_idx(struct kmem_cache *s, int idx)
         * memcg_caches issues a write barrier to match this (see
         * memcg_create_kmem_cache()).
         */
-       cachep = lockless_dereference(arr->entries[idx]);
+       cachep = READ_ONCE(arr->entries[idx]);
        rcu_read_unlock();
 
        return cachep;