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Re: [Xen-devel] Re: [PATCH] xen/gntdev: Fix sleep-inside-spinlock

To: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
Subject: Re: [Xen-devel] Re: [PATCH] xen/gntdev: Fix sleep-inside-spinlock
From: Dario Faggioli <raistlin@xxxxxxxx>
Date: Fri, 14 Oct 2011 13:18:50 +0200
Cc: Daniel De Graaf <dgdegra@xxxxxxxxxxxxx>, xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxx>
Delivery-date: Fri, 14 Oct 2011 04:20:20 -0700
Envelope-to: www-data@xxxxxxxxxxxxxxxxxxx
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References: <1318353219.21925.80.camel@Palantir> <20111011173228.GB32406@xxxxxxxxxxxxxxxxx> <4E9495F6.4070301@xxxxxxxxxxxxx> <20111013154053.GA12588@xxxxxxxxxxxxxxxxx> <1318523187.5062.8.camel@Palantir>
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On Thu, 2011-10-13 at 18:26 +0200, Dario Faggioli wrote:
> On Thu, 2011-10-13 at 11:40 -0400, Konrad Rzeszutek Wilk wrote:
> > Dario, does the patch fix the problem for you?
> > 
> Here I am, and sorry for being late, I had issues with a testbox and
> needed to setup a new one.
>
> [    6.129478] BUG: scheduling while atomic: swapper/0/0x10000002
> [    6.129483] no locks held by swapper/0.
> [    6.129487] Pid: 0, comm: swapper Not tainted 3.1.0-rc9+ #14
> [    6.129492] Call Trace:
> [ ... ]
>
For the records, this is still there for baremetal and dom0 kernel, but
it doesn't bother any longer my pv-domU. Actually, it is complaining
about something different now, but it is able to boot and run.

I'll dig it a bit more and start a new thread if that will be the case.

Thanks and Regards,
Dario

-- 
<<This happens because I choose it to happen!>> (Raistlin Majere)
----------------------------------------------------------------------
Dario Faggioli, http://retis.sssup.it/people/faggioli
Senior Software Engineer, Citrix Systems R&D Ltd., Cambridge (UK)
PhD Candidate, ReTiS Lab, Scuola Superiore Sant'Anna, Pisa  (Italy)

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