From: Andi Kleen <andi@firstfloor.org>
To: Dave Chinner <david@fromorbit.com>
Cc: Christoph Hellwig <hch@infradead.org>,
linux-mm@kvack.org,
"Ryan C. England" <ryan.england@corvidtec.com>,
xfs@oss.sgi.com
Subject: Re: XFS causing stack overflow
Date: Sat, 10 Dec 2011 11:52:51 -0800 [thread overview]
Message-ID: <m262hop5kc.fsf@firstfloor.org> (raw)
In-Reply-To: <20111209221956.GE14273__25752.826271537$1323469420$gmane$org@dastard> (Dave Chinner's message of "Sat, 10 Dec 2011 09:19:56 +1100")
Dave Chinner <david@fromorbit.com> writes:
>
> You forgot about interrupt stacking - that trace shows the system
> took an interrupt at the point of highest stack usage in the
> writeback call chain.... :/
The interrupts are always running on other stacks these days
(even 32bit got switched over).
-Andi
--
ak@linux.intel.com -- Speaking for myself only
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WARNING: multiple messages have this Message-ID (diff)
From: Andi Kleen <andi@firstfloor.org>
To: Dave Chinner <david@fromorbit.com>
Cc: Christoph Hellwig <hch@infradead.org>,
linux-mm@kvack.org, xfs@oss.sgi.com,
"Ryan C. England" <ryan.england@corvidtec.com>
Subject: Re: XFS causing stack overflow
Date: Sat, 10 Dec 2011 11:52:51 -0800 [thread overview]
Message-ID: <m262hop5kc.fsf@firstfloor.org> (raw)
In-Reply-To: <20111209221956.GE14273__25752.826271537$1323469420$gmane$org@dastard> (Dave Chinner's message of "Sat, 10 Dec 2011 09:19:56 +1100")
Dave Chinner <david@fromorbit.com> writes:
>
> You forgot about interrupt stacking - that trace shows the system
> took an interrupt at the point of highest stack usage in the
> writeback call chain.... :/
The interrupts are always running on other stacks these days
(even 32bit got switched over).
-Andi
--
ak@linux.intel.com -- Speaking for myself only
--
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next prev parent reply other threads:[~2011-12-10 19:52 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-12-08 18:03 XFS causing stack overflow Ryan C. England
2011-12-09 11:55 ` Christoph Hellwig
2011-12-09 11:55 ` Christoph Hellwig
2011-12-09 15:56 ` Ryan C. England
2011-12-09 15:56 ` Ryan C. England
2011-12-09 22:19 ` Dave Chinner
2011-12-09 22:19 ` Dave Chinner
[not found] ` <20111209221956.GE14273__25752.826271537$1323469420$gmane$org@dastard>
2011-12-10 19:52 ` Andi Kleen [this message]
2011-12-10 19:52 ` Andi Kleen
2011-12-10 22:13 ` Dave Chinner
2011-12-10 22:13 ` Dave Chinner
2011-12-11 0:00 ` Andi Kleen
2011-12-11 0:00 ` Andi Kleen
2011-12-11 23:05 ` Dave Chinner
2011-12-11 23:05 ` Dave Chinner
2011-12-12 2:31 ` Andi Kleen
2011-12-12 2:31 ` Andi Kleen
2011-12-12 4:36 ` Dave Chinner
2011-12-12 4:36 ` Dave Chinner
2011-12-12 5:13 ` Andi Kleen
2011-12-12 5:13 ` Andi Kleen
2011-12-12 9:00 ` Dave Chinner
2011-12-12 9:00 ` Dave Chinner
2011-12-12 13:43 ` Ryan C. England
2011-12-12 13:43 ` Ryan C. England
2011-12-12 22:47 ` Dave Chinner
2011-12-12 22:47 ` Dave Chinner
[not found] ` <20111209115513.GA19994__23079.9863501035$1323435203$gmane$org@infradead.org>
2011-12-09 19:53 ` Andi Kleen
2011-12-09 19:53 ` Andi Kleen
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