From mboxrd@z Thu Jan  1 00:00:00 1970
From: Ian Campbell <ian.campbell@citrix.com>
Subject: Re: [BUG] pci-passthrough generates "xen:events: Failed
 to obtain physical IRQ" for some devices
Date: Thu, 4 Feb 2016 09:37:02 +0000
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To: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>, Tommi Airikka <tommi@airikka.net>
Cc: 810379@bugs.debian.org, xen-devel@lists.xen.org
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On Wed, 2016-02-03 at 15:28 -0500, Konrad Rzeszutek Wilk wrote:
> > > And I wonder if the XEN_DOMCTL_irq_permission aka,
> > > xc_domain_irq_permission
> > > had been called. I remember that at some point we missed it for
> > > Xend..
> > > 
> 
> False alarm.
> 
> It was all in Linux. Attached are four patches (the first two
> are for your issue you discovered).
> I was wondering if there is a way for you to test them?

Tommy,

Please see the Debian Kernel Handbook and in particular
https://www.debian.org/doc/manuals/debian-kernel-handbook/ch-common-tasks.html#s-common-official
for instructions on rebuilding the Debian kernel with additional patches.

Ian.