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From: Linus Torvalds <torvalds@linux-foundation.org>
Date: Wed, 25 May 2011 07:57:42 -0700
Message-ID: <BANLkTiksf8NJ40twt1nxp6oRAqNv45QeCQ@mail.gmail.com>
Subject: Re: SLUB regression in current Linus
To: Christoph Lameter <cl@linux.com>
Cc: James Morris <jmorris@namei.org>, Pekka Enberg <penberg@kernel.org>,
        linux-kernel@vger.kernel.org
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On Wed, May 25, 2011 at 7:47 AM, Christoph Lameter <cl@linux.com> wrote:
>
> So simply return the object. In the debug case we do not need all the other
> processing that unlock_out: does.

So that patch looks like it should explain things.

But exactly why don't we need the ->tid update and the ALLOC_SLOWPATH
stats? Both of them would seem to be equally valid for the debug case.

                             Linus
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