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Date: Tue, 3 Mar 2009 14:45:13 -0500
From: Christoph Hellwig <hch@...radead.org>
To: Jan Kara <jack@...e.cz>
Cc: "Rafael J. Wysocki" <rjw@...k.pl>,
Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
Adrian Bunk <bunk@...nel.org>,
Andrew Morton <akpm@...ux-foundation.org>,
Linus Torvalds <torvalds@...ux-foundation.org>,
Natalie Protasevich <protasnb@...il.com>,
Kernel Testers List <kernel-testers@...r.kernel.org>,
Network Development <netdev@...r.kernel.org>,
Linux ACPI <linux-acpi@...r.kernel.org>,
Linux PM List <linux-pm@...ts.linux-foundation.org>,
Linux SCSI List <linux-scsi@...r.kernel.org>
Subject: Re: 2.6.29-rc6: Reported regressions from 2.6.28
On Tue, Mar 03, 2009 at 08:36:10PM +0100, Jan Kara wrote:
> Hi,
>
> > Unresolved regressions
> > ----------------------
> >
> > Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=12551
> > Subject : end_request: I/O error, dev cciss/c0d0, sector 87435720
> > Submitter : Ralf Hildebrandt <ralf.hildebrandt@...rite.de>
> > Date : 2009-01-27 06:51 (28 days old)
> >
> > Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=12497
> > Subject : new barrier warnings in 2.6.29-rc1
> > Submitter : Christoph Hellwig <hch@....de>
> > Date : 2009-01-12 15:46 (43 days old)
> > References : http://marc.info/?l=linux-kernel&m=123177528217154&w=4
> > Handled-By : Jens Axboe <jens.axboe@...cle.com>
> I've just noticed that the above two reports are probably the same bug...
> Just that we don't duplicate the effort.
At least on the XFS side it's fixed now. The block layer gets the
initial detection right without warning, and a patch to fix the
unconditional cache flush on unmount is on it's way.
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