From: Neil Brown <neilb@suse.de>
To: "J.A. Magallon" <jamagallon@able.es>
Date: Thu, 2 Feb 2006 12:50:19 +1100
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Message-ID: <17377.25947.81994.747575@cse.unsw.edu.au>
Cc: linux-kernel@vger.kernel.org
Subject: Re: 2.6.16-rc1-mm4 i386 atomic operations broken on SMP (in modules
 at least)
In-Reply-To: message from J.A. Magallon on Thursday February 2
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	<20060202023550.46f06ee1@werewolf.auna.net>
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On Thursday February 2, jamagallon@able.es wrote:
> On Thu, 2 Feb 2006 12:19:22 +1100, Neil Brown <neilb@suse.de> wrote:
> 
> > 
> > I've been testing md/raid in 2.6.16-rc1-mm4 on a dual Xeon with most
> > of the md personalities compiled as modules, and weird stuff if
> > happening.
> > 
> > In particular I'm getting lots of 
> > 
> >     BUG: atomic counter underflow at:
> > 
> > reports in raid10 and raid5, which are modules.
> > 
> >
> 
> I also run this kernel (plus a couple patches) on a SATA raid5 setup, and
> had no problems. People throws and gets files via SMB/AFP, mainly.
> 
> My box is dual PIII@933.

Is 'raid5' a module, or is it compiled in?

NeilBrown
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