diff --git a/include/linux/slab.h b/include/linux/slab.h
index fbcfc208f52b09f3ad1e01f06f16fe04b17ea87f..2271886744f87a5fb43d5f307b7c062dc54528c1 100644
--- a/include/linux/slab.h
+++ b/include/linux/slab.h
@@ -7,16 +7,17 @@
 #ifndef _LINUX_SLAB_H
 #define	_LINUX_SLAB_H
 
-#if	defined(__KERNEL__)
+#ifdef __KERNEL__
 
-/* kmem_cache_t exists for legacy reasons and is not used by code in mm */
-typedef struct kmem_cache kmem_cache_t;
+#include <linux/gfp.h>
+#include <linux/init.h>
+#include <linux/types.h>
+#include <asm/page.h>		/* kmalloc_sizes.h needs PAGE_SIZE */
+#include <asm/cache.h>		/* kmalloc_sizes.h needs L1_CACHE_BYTES */
+#include <linux/compiler.h>
 
-#include	<linux/gfp.h>
-#include	<linux/init.h>
-#include	<linux/types.h>
-#include	<asm/page.h>		/* kmalloc_sizes.h needs PAGE_SIZE */
-#include	<asm/cache.h>		/* kmalloc_sizes.h needs L1_CACHE_BYTES */
+/* kmem_cache_t exists for legacy reasons and is not used by code in mm */
+typedef struct kmem_cache kmem_cache_t __deprecated;
 
 /* flags to pass to kmem_cache_create().
  * The first 3 are only valid when the allocator as been build