linux-kernel - Re: [PATCH] x86-32: remove CONFIG

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Message-ID: <20100616112136.42ab08ef@lxorguk.ukuu.org.uk>
Date:	Wed, 16 Jun 2010 11:21:36 +0100
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	Christoph Hellwig <hch@....de>
Cc:	x86@...nel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] x86-32: remove CONFIG_4KSTACKS

On Wed, 16 Jun 2010 11:16:21 +0200
Christoph Hellwig <hch@....de> wrote:

> These days 4 kilobytes of stack just aren't enough for reliably operation,
> and people using lots of threads have long switched to x86-64, so remove the
> CONFIG_4KSTACKS option.

It's very useful for things like debugging and because of the split
kernel/irq stacks. It also seems to be quite adequate for most
configurations.

Perhaps XFS should select 8K stack instead ?
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