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Date: Fri, 27 Jul 2007 08:03:36 -0500
From: Eric Sandeen <sandeen@sandeen.net>
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To: Alan Cox <alan@lxorguk.ukuu.org.uk>
CC: Andrea Arcangeli <andrea@suse.de>, Matt Mackall <mpm@selenic.com>,
       Rene Herman <rene.herman@gmail.com>, Ray Lee <ray-lk@madrabbit.org>,
       Bodo Eggert <7eggert@gmx.de>, Jeremy Fitzhardinge <jeremy@goop.org>,
       Jesper Juhl <jesper.juhl@gmail.com>,
       Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
       William Lee Irwin III <wli@holomorphy.com>, David Chinner <dgc@sgi.com>,
       Arjan van de Ven <arjan@infradead.org>
Subject: Re: [PATCH][RFC] 4K stacks default, not a debug thing any more...?
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Alan Cox wrote:
>> About 4k stacks I was generally against them, much better to fail in
>> fork than to risk corruption. The per-irq stack part is great feature
>> instead (too bad it wasn't enabled for the safer 8k stacks).
> 
> 8K stacks without IRQ stacks are not "safer" so I don't understand your
> comment ?

Hmm was it SuSE or RH kernels (or mainline?) I saw which had a test to
defer soft IRQs if they occurred too deep in the stack for the current
thread.

-Eric