From: Matt Wilson <msw@amazon.com>
To: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Cc: Joe Jin <joe.jin@oracle.com>,
"xen-devel@lists.xen.org" <xen-devel@lists.xen.org>
Subject: Re: [RFC] [PATCH] xen/blkback: add locking in statistics sysfs show functions
Date: Fri, 27 Apr 2012 19:30:55 +0300 [thread overview]
Message-ID: <20120427163055.GA6464@US-SEA-R8XVZTX> (raw)
In-Reply-To: <20120427022456.GA26931@phenom.dumpdata.com>
On Thu, Apr 26, 2012 at 07:24:56PM -0700, Konrad Rzeszutek Wilk wrote:
> On Fri, Apr 20, 2012 at 07:21:13PM +0000, Matt Wilson wrote:
> > This is a port of a patch in the XenoLinux 2.6.18 tree:
> > http://xenbits.xen.org/hg/linux-2.6.18-xen.hg/rev/f47c07325a56
> >
> > Fix blkback sysfs race
>
> So with this patch I keep on getting this:
>
> [ 128.274290] switch: port 2(vif1.0) entered disabled state
...
> [ 128.859542] BUG: scheduling while atomic: xenwatch/46/0x00000002
>
> whenever a guest is powered off.
Oops. I hadn't had a chance to do testing of the patch, I just noticed
that the upstream version didn't have it.
I'll tweak it a bit, do some testing, and resubmit when it works.
--
msw
prev parent reply other threads:[~2012-04-27 16:30 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-04-20 19:21 [RFC] [PATCH] add locking in statistics sysfs show functions Matt Wilson
2012-04-20 19:21 ` [RFC] [PATCH] xen/blkback: " Matt Wilson
2012-04-26 20:51 ` Konrad Rzeszutek Wilk
2012-04-27 2:24 ` Konrad Rzeszutek Wilk
2012-04-27 16:30 ` Matt Wilson [this message]
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