linux-kernel - Re: x86: 4kstacks default

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Message-ID: <20080420115053.7151ef8d@laptopd505.fenrus.org>
Date:	Sun, 20 Apr 2008 11:50:53 -0700
From:	Arjan van de Ven <arjan@...radead.org>
To:	Andi Kleen <andi@...stfloor.org>
Cc:	Jörn Engel <joern@...fs.org>,
	Willy Tarreau <w@....eu>, Mark Lord <lkml@....ca>,
	Adrian Bunk <bunk@...nel.org>,
	Alan Cox <alan@...rguk.ukuu.org.uk>,
	Shawn Bohrer <shawn.bohrer@...il.com>,
	Ingo Molnar <mingo@...e.hu>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Thomas Gleixner <tglx@...utronix.de>
Subject: Re: x86: 4kstacks default

On Sun, 20 Apr 2008 20:19:30 +0200
Andi Kleen <andi@...stfloor.org> wrote:

> In theory if you e.g. convert a recursive algorithm
> to iterative you might save some cache foot print, but I don't
> think that really happens in kernel code.
> 

this is what Al did for the symlink recursion thing, and Jens did for the block layer...
so yes this conversion does happen for real.

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