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[Xen-devel] Re: [PATCH] xen: suspend and resume system devices when runn

To: Ian Campbell <Ian.Campbell@xxxxxxxxxxxxx>
Subject: [Xen-devel] Re: [PATCH] xen: suspend and resume system devices when running PVHVM
From: Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>
Date: Mon, 14 Feb 2011 18:41:40 +0000
Cc: Jeremy Fitzhardinge <jeremy@xxxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxx>, Stabellini <Stefano.Stabellini@xxxxxxxxxxxxx>, Stefano
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On Mon, 14 Feb 2011, Ian Campbell wrote:
> Otherwise we fail to properly suspend/resume all of the emulated devices.
> 
> Something between 2.6.38-rc2 and rc3 appears to have exposed this
> issue, but it's always been wrong not to do this.
> 
> Signed-off-by: Ian Campbell <ian.campbell@xxxxxxxxxx>
> Cc: Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>
> Cc: Jeremy Fitzhardinge <jeremy@xxxxxxxx>

I can confirm that this patch fixes a sporadic save/restore issue with
upstream PVHVM kernels.
I am going to import it in the pvhvm branch I am preparing for the next
merge window.


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