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From: Avi Kivity <avi@redhat.com>
To: Zachary Amsden <zamsden@redhat.com>
Cc: Joerg Roedel <joerg.roedel@amd.com>,
	Marcelo Tosatti <mtosatti@redhat.com>,
	kvm@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] KVM: SVM: Adjust tsc_offset only if tsc_unstable
Date: Sun, 20 Dec 2009 11:59:51 +0200	[thread overview]
Message-ID: <4B2DF597.6050106@redhat.com> (raw)
In-Reply-To: <4B2704B2.10709@redhat.com>

On 12/15/2009 05:38 AM, Zachary Amsden wrote:
> On 12/14/2009 01:22 AM, Joerg Roedel wrote:
>> The tsc_offset adjustment in svm_vcpu_load is executed
>> unconditionally even if Linux considers the host tsc as
>> stable. This causes a Linux guest detecting an unstable tsc
>> in any case.
>> This patch removes the tsc_offset adjustment if the host tsc
>> is stable. The guest will now get the benefit of a stable
>> tsc too.
>>
> Hi Joerg, I have a much more comprehensive series of patches to 
> address this issue, please take a look.
>

Despite this, I've applied the patch to have this fix in while we review 
your patch set (haven't started yet, sorry - still recovering from 
nested vmx).

-- 
error compiling committee.c: too many arguments to function


  reply	other threads:[~2009-12-20  9:59 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-12-14 11:22 [PATCH] KVM: SVM: Adjust tsc_offset only if tsc_unstable Joerg Roedel
2009-12-15  3:38 ` Zachary Amsden
2009-12-20  9:59   ` Avi Kivity [this message]
2009-12-20 23:24     ` Zachary Amsden

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