[Bugme-new] [Bug 8778] New: Ocotea board: kernel reports access of bad area during boot with DEBUG_SLAB=y

Christoph Lameter clameter at sgi.com
Tue Jul 24 06:34:50 EST 2007

On Wed, 18 Jul 2007 09:55:37 -0700
Andrew Morton <akpm at linux-foundation.org> wrote:

> hm.  It should be the case that providing SLAB_HWCACHE_ALIGN at
> kmem_cache_create() time will override slab-debugging's offsetting
> of the returned addresses.

That is true for SLUB but not in SLAB. SLAB has always ignored
SLAB_HWCACHE_ALIGN when debugging is on because of the issues involved
in placing the redzone values etc.  Could be fun to fix.

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