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Commit d8b42bf5 authored by Christoph Lameter's avatar Christoph Lameter
Browse files

slub: Rearrange #ifdef CONFIG_SLUB_DEBUG in calculate_sizes() 



Group SLUB_DEBUG code together to reduce the number of #ifdefs. Move some
debug checks under the #ifdef.

Reviewed-by: default avatarPekka Enberg <penberg@cs.helsinki.fi>
Signed-off-by: default avatarChristoph Lameter <clameter@sgi.com>
parent ae20bfda

mm/slub.c

+8 −7
Original line number Diff line number Diff line
@@ -2129,6 +2129,14 @@ static int calculate_sizes(struct kmem_cache *s) 
	unsigned long size = s->objsize;

	unsigned long align = s->align;



	/*

	 * Round up object size to the next word boundary. We can only

	 * place the free pointer at word boundaries and this determines

	 * the possible location of the free pointer.

	 */

	size = ALIGN(size, sizeof(void *));



#ifdef CONFIG_SLUB_DEBUG

	/*

	 * Determine if we can poison the object itself. If the user of

	 * the slab may touch the object after free or before allocation
@@ -2140,14 +2148,7 @@ static int calculate_sizes(struct kmem_cache *s) 
	else

		s->flags &= ~__OBJECT_POISON;



	/*

	 * Round up object size to the next word boundary. We can only

	 * place the free pointer at word boundaries and this determines

	 * the possible location of the free pointer.

	 */

	size = ALIGN(size, sizeof(void *));



#ifdef CONFIG_SLUB_DEBUG

	/*

	 * If we are Redzoning then check if there is some space between the

	 * end of the object and the free pointer. If not then add an