mm/slub.c: use register_hotmemory_notifier()

#include <linux/slab.h>

#include "slab.h"

#include <linux/proc_fs.h>

#include <linux/notifier.h>

#include <linux/seq_file.h>

#include <linux/kmemcheck.h>

#include <linux/cpu.h>

}

EXPORT_SYMBOL(kmem_cache_shrink);

#if defined(CONFIG_MEMORY_HOTPLUG)

static int slab_mem_going_offline_callback(void *arg)

{

	struct kmem_cache *s;

	return ret;

}

#endif /* CONFIG_MEMORY_HOTPLUG */

static struct notifier_block slab_memory_callback_nb = {

	.notifier_call = slab_memory_callback,

	.priority = SLAB_CALLBACK_PRI,

};

/********************************************************************

 *			Basic setup of slabs

	create_boot_cache(kmem_cache_node, "kmem_cache_node",

		sizeof(struct kmem_cache_node), SLAB_HWCACHE_ALIGN);

	hotplug_memory_notifier(slab_memory_callback, SLAB_CALLBACK_PRI);

	register_hotmemory_notifier(&slab_memory_callback_nb);

	/* Able to allocate the per node structures */

	slab_state = PARTIAL;