linux-kernel - Re: [PATCH][RFC] 4K stacks default, not a debug thing any more...?

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Date:	Thu, 19 Jul 2007 03:56:55 +0200
From:	Rene Herman <rene.herman@...il.com>
To:	Matt Mackall <mpm@...enic.com>
CC:	Andrea Arcangeli <andrea@...e.de>,
	Alan Cox <alan@...rguk.ukuu.org.uk>,
	Ray Lee <ray-lk@...rabbit.org>, Bodo Eggert <7eggert@....de>,
	Jeremy Fitzhardinge <jeremy@...p.org>,
	Jesper Juhl <jesper.juhl@...il.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	William Lee Irwin III <wli@...omorphy.com>,
	David Chinner <dgc@....com>,
	Arjan van de Ven <arjan@...radead.org>
Subject: Re: [PATCH][RFC] 4K stacks default, not a debug thing any more...?

On 07/19/2007 03:37 AM, Matt Mackall wrote:

> Here's a way to make forward progress on this whole thing:
> 
> Turn on irqstacks when using 8k stacks

WLI: are you submitting? Makes great sense regardless of anything and 
they've been tested silly with 4KSTACKS already...

> Detect when usage with 8k stacks would overrun a 4k stack when doing
> our stack switch and do a WARN_ONCE

Our stack switch?

> Fix up the damn bugs

DM ofcourse is fairly "layered-by-design" so I _hope_ they can be classified 
simple bugs...

Rene.
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