From: Mark Lord <lkml@rtr.ca>
To: "J.A. Magallon" <jamagallon@able.es>
Cc: "Linux-Kernel, " <linux-kernel@vger.kernel.org>, nel@vger.kernel.org
Subject: Re: About 4k kernel stack size....
Date: Mon, 19 Dec 2005 21:52:53 -0500 [thread overview]
Message-ID: <43A77205.2040306@rtr.ca> (raw)
In-Reply-To: <20051218231401.6ded8de2@werewolf.auna.net>
J.A. Magallon wrote:
> Hi...
>
> I'm following the intense thread about stack size, and I see only one
> solution.
>
> Ship the nest stable, development, -mm, everything release of everything
> with a maximum kernel/interrupt stack usage meter. The ask a poll for
> everyone to send /proc/sys/stack_usage_max to a mailing list.
That won't do it.
The mainline code paths are undoubtedly fine with 4K stacks.
It's the *error paths* that are most likely to go deeper on the stack,
and those are rarely exercised by anyone. And those are the paths
that we *really* need to be reliable.
Cheers
next prev parent reply other threads:[~2005-12-20 2:52 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-12-18 22:14 About 4k kernel stack size J.A. Magallon
2005-12-20 2:52 ` Mark Lord [this message]
2005-12-20 13:37 ` Adrian Bunk
2005-12-20 14:37 ` Mike Snitzer
2005-12-20 15:00 ` Adrian Bunk
[not found] ` <46578.10.10.10.28.1135094132.squirrel@linux1>
2005-12-20 15:55 ` Sean
2005-12-21 15:07 ` Giridhar Pemmasani
2005-12-21 15:37 ` Kyle Moffett
2005-12-21 16:25 ` Giridhar Pemmasani
2005-12-21 16:46 ` Christoph Hellwig
2005-12-21 20:14 ` Krzysztof Halasa
2005-12-21 21:39 ` linux-os (Dick Johnson)
2005-12-22 9:14 ` Romano Giannetti
2005-12-20 17:02 ` linux-os (Dick Johnson)
2005-12-20 18:06 ` Chase Venters
2005-12-20 18:36 ` linux-os (Dick Johnson)
2005-12-20 18:43 ` Arjan van de Ven
2005-12-20 18:59 ` linux-os (Dick Johnson)
2005-12-20 22:33 ` Alan Cox
2005-12-20 22:54 ` Nikita Danilov
2005-12-21 14:02 ` linux-os (Dick Johnson)
2005-12-21 14:18 ` Nikita Danilov
2005-12-21 14:25 ` linux-os (Dick Johnson)
2005-12-21 15:19 ` Nikita Danilov
2005-12-21 22:50 ` Jan Engelhardt
2005-12-20 20:15 ` Alan Cox
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