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Date:	Wed, 22 Nov 2006 23:47:31 -0700
From:	Matthew Wilcox <matthew@....cx>
To:	Al Viro <viro@....linux.org.uk>
Cc:	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

On Thu, Nov 23, 2006 at 04:35:43AM +0000, Al Viro wrote:
> On Wed, Nov 22, 2006 at 08:10:13PM -0800, David Miller 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...

... and patches sent in the past to remove layers from XFS have been
NAKed due to CXFS

http://oss.sgi.com/archives/xfs/2003-08/msg00166.html
http://oss.sgi.com/archives/xfs/2003-08/msg00167.html
http://oss.sgi.com/archives/xfs/2003-08/msg00168.html
http://oss.sgi.com/archives/xfs/2003-08/msg00171.html

Maybe IRIX is now sufficiently dead that the last argument doesn't
matter any more.
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