linux-kernel - Re: [PATCH v2 00/12] KVM: x86: add support for VMX TSC scaling

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Message-ID: <20151023123228.GK16418@hzzhang-OptiPlex-9020.sh.intel.com>
Date:	Fri, 23 Oct 2015 20:32:28 +0800
From:	Haozhong Zhang <haozhong.zhang@...el.com>
To:	Joerg Roedel <joro@...tes.org>
Cc:	kvm@...r.kernel.org, Gleb Natapov <gleb@...nel.org>,
	Paolo Bonzini <pbonzini@...hat.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>,
	"H. Peter Anvin" <hpa@...or.com>, x86@...nel.org,
	Wanpeng Li <wanpeng.li@...mail.com>,
	Xiao Guangrong <guangrong.xiao@...ux.intel.com>,
	mdontu@...defender.com, Kai Huang <kai.huang@...ux.intel.com>,
	Andy Lutomirski <luto@...nel.org>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 00/12] KVM: x86: add support for VMX TSC scaling

On Fri, Oct 23, 2015 at 12:06:50PM +0200, Joerg Roedel wrote:
> On Tue, Oct 20, 2015 at 03:39:00PM +0800, Haozhong Zhang wrote:
> > VMX TSC scaling shares some common logics with SVM TSC ratio which
> > is already supported by KVM. Patch 1 ~ 8 move those common logics from
> > SVM code to the common code. Upon them, patch 9 ~ 12 add VMX-specific
> > support for VMX TSC scaling.
> 
> Have you tested your changes on an AMD machine too?
> 
> 
> 	Joerg
> 

No, since I don't have AMD machines at hand. The modifications to SVM
code are mostly lifting common code with VMX TSC scaling code, so it
should still work on AMD machines.

Haozhong
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