linux-kernel - Re: [Xen-devel] Re: xen: IPI interrupts not resumed early enough on suspend/resume

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Date:	Mon, 17 Oct 2011 11:39:30 +0200 (CEST)
From:	Thomas Gleixner <tglx@...utronix.de>
To:	Ian Campbell <Ian.Campbell@...rix.com>
cc:	"Rafael J. Wysocki" <rjw@...k.pl>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	Jeremy Fitzhardinge <Jeremy.Fitzhardinge@...rix.com>,
	xen-devel <xen-devel@...ts.xensource.com>,
	Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>
Subject: Re: [Xen-devel] Re: xen: IPI interrupts not resumed early enough on
 suspend/resume

On Mon, 17 Oct 2011, Ian Campbell wrote:

> On Mon, 2011-10-17 at 09:51 +0100, Thomas Gleixner wrote:
> > On Sat, 15 Oct 2011, Ian Campbell wrote:
> > 
> > > On Fri, 2011-10-14 at 14:23 +0100, Ian Campbell wrote:
> > > > Ping? The original issue has made it into longterm-2.6.32.y and then
> > > > onto Debian (bug #644604) so people keep asking me about it...
> > > 
> > > Sorry, the previous version had a warning in it (was missing the return
> > > type for resume_irqs), fixed up version follows.
> > > 
> > > I noticed that the backport to longterm 2.6.32 won't work since syscore
> > > isn't available back then. I think one approach for the backport would
> > > be to call irq_pm_syscore_resume() directly from sysdev_resume(), does
> > > that sound sensible?
> > 
> > I think so. Can you please add a description (or the five lines patch)
> > for the stable folks to the changelog, so they don't have to dig
> > around ?
> 
> If you are happy with the mainline version I'll send out a backported
> version to stable@.

Fine. I queue the other one for 3.2

Thanks,

	tglx
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