From: Alessandro Bono <alessandro.bono@gmail.com>
To: Dave Chinner <david@fromorbit.com>
Cc: Christoph Hellwig <hch@infradead.org>,
linux-xfs <linux-xfs@oss.sgi.com>,
linux-kernel <linux-kernel@vger.kernel.org>
Subject: Re: XFS kernel BUG at fs/buffer.c:470! with 2.6.28.4
Date: Tue, 10 Feb 2009 11:53:14 +0100 [thread overview]
Message-ID: <1234263194.7462.8.camel@champagne.cantina> (raw)
In-Reply-To: <20090210104304.GP8830@disturbed>
On Tue, 2009-02-10 at 21:43 +1100, Dave Chinner wrote:
> On Mon, Feb 09, 2009 at 02:53:08AM -0500, Christoph Hellwig wrote:
> > On Sun, Feb 08, 2009 at 11:45:20PM +0100, Alessandro Bono wrote:
> > > sure, attached
> >
> > That would be a missing PagePrivate bit in page_buffers() called from
> > end_buffer_async_write. PG_private can only be cleared via drop_buffers
> > which requires the page not having PG_writeback set which must be
> > set until end_buffer_async_write is done. Very strange, and all this
> > is generic code without xfs involvement. Did this happen once
> > or can you reproduce it?
>
> Hmmmm - i wonder if this has anything to do with the writeback fixes
> that went into 2.6.28.2? Alessandro, can you revert to 2.6.28.1 (not
> plain 2.6.28) and see if you can reproduce the problem?
no problem
I'll try with 2.6.28.1 a full rsync (circa 210G)
maybe I can do this today
>
> Cheers,
>
> Dave.
--
---
Cordiali Saluti
Alessandro Bono
next prev parent reply other threads:[~2009-02-10 10:53 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-02-07 13:06 Alessandro Bono
2009-02-08 22:16 ` Dave Chinner
2009-02-08 23:24 ` Alessandro Bono
2009-02-09 10:33 ` Peter Zijlstra
2009-02-08 22:28 ` Christoph Hellwig
2009-02-08 22:39 ` Alessandro Bono
2009-02-08 22:42 ` Christoph Hellwig
2009-02-08 22:45 ` Alessandro Bono
2009-02-09 2:52 ` Eric Sandeen
2009-02-09 2:53 ` Eric Sandeen
2009-02-09 7:53 ` Christoph Hellwig
2009-02-09 9:02 ` Alessandro Bono
2009-02-10 10:43 ` Dave Chinner
2009-02-10 10:53 ` Alessandro Bono [this message]
2009-02-11 21:47 ` Alessandro Bono
2009-02-12 9:47 ` Alessandro Bono
2009-02-26 16:58 ` Jan Kara
2009-02-26 16:59 ` Jan Kara
2009-02-27 9:22 ` Alessandro Bono
2009-02-27 19:44 ` Alessandro Bono
2009-03-02 13:36 ` Jan Kara
2009-03-02 15:04 ` Alessandro Bono
2009-03-11 17:04 ` Alessandro Bono
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