core: Replace __get_cpu_var with __this_cpu_read if not used for an address.

[mirror_ubuntu-bionic-kernel.git] / mm / slab.c

diff --git a/mm/slab.c b/mm/slab.c
index b1e40dafbab3cc6326a6913acf17155cbcd8e7f0..316d75596f3cb85ee3c31c0f54b0062e5d3f000d 100644 (file)
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -829,12 +829,12 @@ static void init_reap_node(int cpu)
 
 static void next_reap_node(void)
 {
-       int node = __get_cpu_var(slab_reap_node);
+       int node = __this_cpu_read(slab_reap_node);
 
        node = next_node(node, node_online_map);
        if (unlikely(node >= MAX_NUMNODES))
                node = first_node(node_online_map);
-       __get_cpu_var(slab_reap_node) = node;
+       __this_cpu_write(slab_reap_node, node);
 }
 
 #else
@@ -1012,7 +1012,7 @@ static void __drain_alien_cache(struct kmem_cache *cachep,
  */
 static void reap_alien(struct kmem_cache *cachep, struct kmem_list3 *l3)
 {
-       int node = __get_cpu_var(slab_reap_node);
+       int node = __this_cpu_read(slab_reap_node);
 
        if (l3->alien) {
                struct array_cache *ac = l3->alien[node];