linux-kernel - Re: [PATCH] scheduler: reorder task_struct to reduce padding on 64bit builds

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Message-ID: <20080516115208.GE6444@elte.hu>
Date:	Fri, 16 May 2008 13:52:08 +0200
From:	Ingo Molnar <mingo@...e.hu>
To:	Richard Kennedy <richard@....demon.co.uk>
Cc:	lkml <linux-kernel@...r.kernel.org>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>
Subject: Re: [PATCH] scheduler: reorder task_struct to reduce padding on
	64bit builds


* Richard Kennedy <richard@....demon.co.uk> wrote:

> This patch removes 24 bytes of padding and allows 1 extra object per 
> slab on my fedora based config. Patch against 2.6.26-rc2 & running 
> successfully on my AMD 64 desktop machine.

applied, thanks. Nice patch - task_struct hasnt been field-ordering 
optimized for quite some time.

	Ingo
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