From: "Roedel, Joerg" <Joerg.Roedel@amd.com>
To: Avi Kivity <avi@redhat.com>
Cc: Marcelo Tosatti <mtosatti@redhat.com>,
"kvm@vger.kernel.org" <kvm@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
Zachary Amsden <zamsden@redhat.com>
Subject: Re: [PATCH 1/6] KVM: SVM: Advance instruction pointer in dr_intercept
Date: Tue, 22 Feb 2011 15:33:06 +0100 [thread overview]
Message-ID: <20110222143306.GJ16508@amd.com> (raw)
In-Reply-To: <4D63C1CF.9000208@redhat.com>
On Tue, Feb 22, 2011 at 09:01:51AM -0500, Avi Kivity wrote:
> On 02/22/2011 01:14 PM, Roedel, Joerg wrote:
> > On Wed, Feb 09, 2011 at 12:29:39PM -0500, Joerg Roedel wrote:
> > > In the dr_intercept function a new cpu-feature called
> > > decode-assists is implemented and used when available. This
> > > code-path does not advance the guest-rip causing the guest
> > > to dead-loop over mov-dr instructions. This is fixed by this
> > > patch.
> > >
> >
> > Btw. Can you meanwhile apply this patch? It fixes a bug which sends the
> > guest into an endless loop when decode assists is available on the host.
>
> Yes of course - should have done that myself. Applied now, and queued
> for 2.6.38.
Great, thanks.
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next prev parent reply other threads:[~2011-02-22 14:33 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-02-09 17:29 [PATCH 0/6] KVM support for TSC scaling Joerg Roedel
2011-02-09 17:29 ` [PATCH 1/6] KVM: SVM: Advance instruction pointer in dr_intercept Joerg Roedel
2011-02-22 11:14 ` Roedel, Joerg
2011-02-22 14:01 ` Avi Kivity
2011-02-22 14:33 ` Roedel, Joerg [this message]
2011-02-09 17:29 ` [PATCH 2/6] KVM: SVM: Implement infrastructure for TSC_RATE_MSR Joerg Roedel
2011-02-09 17:29 ` [PATCH 3/6] KVM: X86: Let kvm-clock report the right tsc frequency Joerg Roedel
2011-02-09 17:29 ` [PATCH 4/6] KVM: SVM: Propagate requested TSC frequency on vcpu init Joerg Roedel
2011-02-09 17:29 ` [PATCH 5/6] KVM: X86: Delegate tsc-offset calculation to architecture code Joerg Roedel
2011-02-11 22:12 ` Zachary Amsden
2011-02-21 17:16 ` Roedel, Joerg
2011-02-09 17:29 ` [PATCH 6/6] KVM: X86: Implement userspace interface to set virtual_tsc_khz Joerg Roedel
2011-02-13 15:12 ` Avi Kivity
2011-02-21 17:17 ` Roedel, Joerg
2011-02-13 15:19 ` [PATCH 0/6] KVM support for TSC scaling Avi Kivity
2011-02-21 17:28 ` Roedel, Joerg
2011-02-21 21:25 ` Zachary Amsden
2011-02-22 10:11 ` Avi Kivity
2011-02-22 10:35 ` Roedel, Joerg
2011-02-22 10:41 ` Avi Kivity
2011-02-22 11:11 ` Roedel, Joerg
2011-02-22 14:11 ` Avi Kivity
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