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From: Arjan van de Ven <arjan@infradead.org>
To: Alexey Dobriyan <adobriyan@sw.ru>
Cc: akpm@osdl.org, linux-kernel@vger.kernel.org, devel@openvz.org
Subject: Re: [PATCH -mm] task_struct: move ->fpu_counter and ->oomkilladj
Date: Thu, 27 Sep 2007 06:56:11 -0700	[thread overview]
Message-ID: <20070927065611.45c479fb@laptopd505.fenrus.org> (raw)
In-Reply-To: <20070927095557.GA6758@localhost.sw.ru>

On Thu, 27 Sep 2007 13:55:57 +0400
Alexey Dobriyan <adobriyan@sw.ru> wrote:

> There is nice 2 byte hole after struct task_struct::ioprio field
> into which we can put two 1-byte fields: ->fpu_counter and
> ->oomkilladj.
> 
> [cc'ing Arjan just in case ->fpu_counter placement wasn't completely
> random :^)]


fpu_counter was more or less random, but it does get written to
frequently (making the cacheline dirty)

      reply	other threads:[~2007-09-27 13:57 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-09-27  9:55 Alexey Dobriyan
2007-09-27 13:56 ` Arjan van de Ven [this message]

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