linux-kernel - Re: 2.6.19-rc6 : Spontaneous reboots, stack overflows - seems to implicate xfs, scsi, networking, SMP

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Message-ID: <4569A541.3030600@sandeen.net>
Date:	Sun, 26 Nov 2006 08:31:29 -0600
From:	Eric Sandeen <sandeen@...deen.net>
To:	Arjan van de Ven <arjan@...radead.org>
CC:	Al Viro <viro@....linux.org.uk>,
	David Miller <davem@...emloft.net>, dgc@....com,
	jesper.juhl@...il.com, chatz@...bourne.sgi.com,
	linux-kernel@...r.kernel.org, xfs@....sgi.com,
	xfs-masters@....sgi.com, netdev@...r.kernel.org,
	linux-scsi@...r.kernel.org
Subject: Re: 2.6.19-rc6 : Spontaneous reboots, stack overflows - seems to
 implicate xfs, scsi, networking, SMP

Arjan van de Ven wrote:
> On Thu, 2006-11-23 at 04:35 +0000, Al Viro wrote:
>>> I would even say 10 function calls deep to allocate file blocks
>>> is overkill, but 22 it just astronomically bad.
>> Especially since a large part is due to cxfs...
>> -
> 
> it's a bit sad to see XFS this crippled in linux due to an external,
> proprietary module ;(
> 

I understand that cxfs is a bit of a whipping-boy, but the stacks in 
question in this thread really don't have much if anything to do with 
the filesystem layering in xfs.  They are deep callchains & large 
functions in core xfs code, it seems.

-Eric
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