Re: slab allocators: Remove obsolete SLAB_MUST_HWCACHE_ALIGN

[Pekka Enberg]

On 4/17/07, Christoph Lameter <clameter@xxxxxxx> wrote:
> The flag SLAB_MUST_HWCACHE_ALIGN is
>
> 1. Never checked by SLAB at all.
>
> 2. A duplicate of SLAB_HWCACHE_ALIGN for SLUB
>
> 3. Fulfills the role of SLAB_HWCACHE_ALIGN for SLOB.
>
> The only remaining use is in sparc64 and ppc64 and their use there
> reflects some earlier role that the slab flag once may have had. If
> its specified then SLAB_HWCACHE_ALIGN is also specified.
>
> The flag is confusing, inconsistent and has no purpose.
>
> Remove it.

Acked-by: Pekka Enberg <penberg@xxxxxxxxxxxxxx>
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