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-rw-r--r--mm/slub.c19
1 files changed, 2 insertions, 17 deletions
diff --git a/mm/slub.c b/mm/slub.c
index 2b3e740609e9..4a861f265cd7 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -3883,7 +3883,7 @@ EXPORT_SYMBOL(kfree);
* being allocated from last increasing the chance that the last objects
* are freed in them.
*/
-int __kmem_cache_shrink(struct kmem_cache *s, bool deactivate)
+int __kmem_cache_shrink(struct kmem_cache *s)
{
int node;
int i;
@@ -3895,21 +3895,6 @@ int __kmem_cache_shrink(struct kmem_cache *s, bool deactivate)
unsigned long flags;
int ret = 0;
- if (deactivate) {
- /*
- * Disable empty slabs caching. Used to avoid pinning offline
- * memory cgroups by kmem pages that can be freed.
- */
- s->cpu_partial = 0;
- s->min_partial = 0;
-
- /*
- * s->cpu_partial is checked locklessly (see put_cpu_partial),
- * so we have to make sure the change is visible.
- */
- synchronize_sched();
- }
-
flush_all(s);
for_each_kmem_cache_node(s, node, n) {
INIT_LIST_HEAD(&discard);
@@ -3966,7 +3951,7 @@ static int slab_mem_going_offline_callback(void *arg)
mutex_lock(&slab_mutex);
list_for_each_entry(s, &slab_caches, list)
- __kmem_cache_shrink(s, false);
+ __kmem_cache_shrink(s);
mutex_unlock(&slab_mutex);
return 0;