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From: NeilBrown <neilb@suse.de>
To: Brad Campbell <lists2009@fnarfbargle.com>
Cc: linux RAID <linux-raid@vger.kernel.org>
Subject: Re: PULL REQUEST - serious md/RAID10 bug in 3.1 when activating a hot-spare.
Date: Mon, 31 Oct 2011 16:49:54 +1100	[thread overview]
Message-ID: <20111031164954.274dda14@notabene.brown> (raw)
In-Reply-To: <4EAE3352.8090409@fnarfbargle.com>

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On Mon, 31 Oct 2011 13:34:10 +0800 Brad Campbell <lists2009@fnarfbargle.com>
wrote:

> On 31/10/11 13:04, Brad Campbell wrote:
> > On 31/10/11 10:08, NeilBrown wrote:
> >>
> >> Hi Linus et al,
> >>
> >> I just discovered a fairly serious flaw that I introduced into 3.1 -
> >> details
> >> below.
> >>
> >> Anyone running RAID10 with 3.1 is advised to either apply this patch or
> >> revert an earlier kernel as soon as possible. In the mean time, remove
> >> any
> >> hot spares from an RAID10 array.
> >>
> >
> > G'day Neil,
> >
> > Is that the issue I bumped up against here?
> >
> > http://permalink.gmane.org/gmane.linux.raid/35805
> 
> After looking closer I can confirm that making the indicated change 
> resolves this problem.

Yes, definitely the same problem.
It's a shame I didn't pay proper attention to that report at the time - I
think that was the day that the uSD in my phone died and I was somewhat
distracted trying to figure out how to rebuild the install from scratch :-(

NeilBrown


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  reply	other threads:[~2011-10-31  5:49 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-10-31  2:08 PULL REQUEST - serious md/RAID10 bug in 3.1 when activating a hot-spare NeilBrown
2011-10-31  5:04 ` Brad Campbell
2011-10-31  5:34   ` Brad Campbell
2011-10-31  5:49     ` NeilBrown [this message]
2011-10-31  6:10       ` Brad Campbell

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