From: Wei Liu <wei.liu2@citrix.com>
To: Paul Durrant <Paul.Durrant@citrix.com>
Cc: xen-devel <xen-devel@lists.xenproject.org>,
Wei Liu <wei.liu2@citrix.com>, Jan Beulich <JBeulich@suse.com>,
Andrew Cooper <Andrew.Cooper3@citrix.com>
Subject: Re: [PATCH] x86/vMSI-X: write snoops should ignore hvm_mmio_internal() requests
Date: Tue, 26 Apr 2016 15:43:40 +0100 [thread overview]
Message-ID: <20160426144340.GM20763@citrix.com> (raw)
In-Reply-To: <ac22c39e0c1d4e78a4b4ce7988b9185b@AMSPEX02CL03.citrite.net>
On Tue, Apr 26, 2016 at 03:40:29PM +0100, Paul Durrant wrote:
> > -----Original Message-----
> > From: Jan Beulich [mailto:JBeulich@suse.com]
> > 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@suse.com>
>
> Reviewed-by: Paul Durrant <paul.durrant@citrix.com>
>
Release-acked-by: Wei Liu <wei.liu2@citrix.com>
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prev parent reply other threads:[~2016-04-26 14:41 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-04-26 14:39 [PATCH] x86/vMSI-X: write snoops should ignore hvm_mmio_internal() requests Jan Beulich
2016-04-26 14:40 ` Paul Durrant
2016-04-26 14:43 ` Wei Liu [this message]
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