linux-kernel - Re: [RFC, PATCH] SLAB : [NUMA] keep nodeid in struct page instead of struct slab

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Message-ID: <84144f020703210527x591d58c6i9ae7919d2dde8256@mail.gmail.com>
Date:	Wed, 21 Mar 2007 14:27:31 +0200
From:	"Pekka Enberg" <penberg@...helsinki.fi>
To:	"Eric Dumazet" <dada1@...mosbay.com>
Cc:	"Andi Kleen" <andi@...stfloor.org>,
	"Andrew Morton" <akpm@...ux-foundation.org>,
	"Christoph Lameter" <christoph@...eter.com>,
	"linux kernel" <linux-kernel@...r.kernel.org>
Subject: Re: [RFC, PATCH] SLAB : [NUMA] keep nodeid in struct page instead of struct slab

On 3/21/07, Eric Dumazet <dada1@...mosbay.com> wrote:
> +#ifdef KEEP_NODEID_IN_PAGE
> +       /* kmem_cache addresses must be multiple of 64 */
> +       cache_cache.buffer_size = ALIGN(cache_cache.buffer_size,
> +                                       max(64, cache_line_size()));
> +#else
>         cache_cache.buffer_size = ALIGN(cache_cache.buffer_size,
>                                         cache_line_size());
> +#endif

Please introduce cache_cache_align() to hide the #ifdeffing.
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