diff mbox series

[v2,3/9] mm/slub.c: use hotplug_memory_notifier() directly

Message ID 20220920025123.2868953-4-liushixin2@huawei.com (mailing list archive)
State New
Headers show
Series mm: Use hotplug_memory_notifier() instead of register_hotmemory_notifier() | expand

Commit Message

Liu Shixin Sept. 20, 2022, 2:51 a.m. UTC 
Since patch 316346243be6 has already updated the minimum gcc version to 5.1.
The previous problem mentioned in patch f02c69680088 is not existed. So we
can now revert to use hotplug_memory_notifier() directly rather than
register_hotmemory_notifier().

Signed-off-by: Liu Shixin <liushixin2@huawei.com>
---
 mm/slub.c | 7 +------
 1 file changed, 1 insertion(+), 6 deletions(-)

Comments

David Hildenbrand Sept. 20, 2022, noon UTC | #1 
On 20.09.22 04:51, Liu Shixin wrote:
> Since patch 316346243be6 has already updated the minimum gcc version to 5.1.
> The previous problem mentioned in patch f02c69680088 is not existed. So we
> can now revert to use hotplug_memory_notifier() directly rather than
> register_hotmemory_notifier().
> 
> Signed-off-by: Liu Shixin <liushixin2@huawei.com>
> ---

Reviewed-by: David Hildenbrand <david@redhat.com>
diff mbox series

Patch

diff --git a/mm/slub.c b/mm/slub.c
index 234bf0e44262..9a0853e01fd7 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -4698,11 +4698,6 @@  static int slab_memory_callback(struct notifier_block *self,
 	return ret;
 }
 
-static struct notifier_block slab_memory_callback_nb = {
-	.notifier_call = slab_memory_callback,
-	.priority = SLAB_CALLBACK_PRI,
-};
-
 /********************************************************************
  *			Basic setup of slabs
  *******************************************************************/
@@ -4768,7 +4763,7 @@  void __init kmem_cache_init(void)
 	create_boot_cache(kmem_cache_node, "kmem_cache_node",
 		sizeof(struct kmem_cache_node), SLAB_HWCACHE_ALIGN, 0, 0);
 
-	register_hotmemory_notifier(&slab_memory_callback_nb);
+	hotplug_memory_notifier(slab_memory_callback, SLAB_CALLBACK_PRI);
 
 	/* Able to allocate the per node structures */
 	slab_state = PARTIAL;