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Re: [Xen-devel] [PATCH] x86/vMSI-X: write snoops should ignore hvm_mmio_internal() requests



On Tue, Apr 26, 2016 at 03:40:29PM +0100, Paul Durrant wrote:
> > -----Original Message-----
> > From: Jan Beulich [mailto:JBeulich@xxxxxxxx]
> > Sent: 26 April 2016 15:39
> > To: xen-devel
> > Cc: Andrew Cooper; Paul Durrant; Wei Liu
> > Subject: [PATCH] x86/vMSI-X: write snoops should ignore
> > hvm_mmio_internal() requests
> > 
> > Those aren't actual I/O requests (and hence are of no interest here
> > anyway). Since they don't get copied into struct vcpu, looking at that
> > copy reads whatever was left there. Use the state of the request to
> > determine its validity.
> > 
> > Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>
> 
> Reviewed-by: Paul Durrant <paul.durrant@xxxxxxxxxx>
> 

Release-acked-by: Wei Liu <wei.liu2@xxxxxxxxxx>

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