From: Pekka Enberg <penberg@cs.helsinki.fi>
To: Christoph Lameter <cl@linux-foundation.org>
Cc: Joe Perches <joe@perches.com>, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] SLUB: Fix __GFP_ZERO unlikely() annotation
Date: Wed, 25 Nov 2009 22:19:44 +0200 [thread overview]
Message-ID: <84144f020911251219lb60a4c5s618b791a50824958@mail.gmail.com> (raw)
In-Reply-To: <alpine.DEB.2.00.0911251414480.4779@router.home>
On Wed, Nov 25, 2009 at 10:15 PM, Christoph Lameter
<cl@linux-foundation.org> wrote:
> On Wed, 25 Nov 2009, Pekka Enberg wrote:
>
>> Because that has no effect on the generated code.
>
> Does this affect the cycle count in slab_alloc?
Joe's suggestion doesn't change the generated code, my patch does and
probably changes cycle count. Let me see if I can run the in-kernel
slab tests.
next prev parent reply other threads:[~2009-11-25 20:19 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-11-25 18:21 Pekka Enberg
2009-11-25 18:27 ` Joe Perches
2009-11-25 18:30 ` Pekka Enberg
2009-11-25 20:15 ` Christoph Lameter
2009-11-25 20:19 ` Pekka Enberg [this message]
2009-11-26 20:27 ` Pekka Enberg
2009-11-27 19:26 ` Christoph Lameter
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