[PATCH] slab: remove SLAB_NO_GROW

It is only used internally in the slab.
Signed-off-by: Christoph Lameter <clameter@sgi.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

include/linux/slab.h

@@ -28,8 +28,6 @@ typedef struct kmem_cache kmem_cache_t;
 
 #define SLAB_LEVEL_MASK		GFP_LEVEL_MASK
 
-#define	SLAB_NO_GROW		__GFP_NO_GROW	/* don't grow a cache */
-
 /* flags to pass to kmem_cache_create().
  * The first 3 are only valid when the allocator as been build
  * SLAB_DEBUG_SUPPORT.

mm/slab.c

@@ -2721,8 +2721,8 @@ static int cache_grow(struct kmem_cache *cachep, gfp_t flags, int nodeid)
 	 * Be lazy and only check for valid flags here,  keeping it out of the
 	 * critical path in kmem_cache_alloc().
 	 */
-	BUG_ON(flags & ~(SLAB_DMA | SLAB_LEVEL_MASK | SLAB_NO_GROW));
-	if (flags & SLAB_NO_GROW)
+	BUG_ON(flags & ~(SLAB_DMA | SLAB_LEVEL_MASK | __GFP_NO_GROW));
+	if (flags & __GFP_NO_GROW)
 		return 0;
 
 	ctor_flags = SLAB_CTOR_CONSTRUCTOR;