linux-kernel - Re: [PATCH v2] KVM: vmx: Set msr bitmap correctly if vcpu is in guest mode

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Message-ID: <20150313122502.GA11309@amt.cnet>
Date:	Fri, 13 Mar 2015 09:25:02 -0300
From:	Marcelo Tosatti <mtosatti@...hat.com>
To:	Wincy Van <fanwenyi0529@...il.com>
Cc:	bsd@...hat.com, pbonzini@...hat.com, gleb@...nel.org,
	yang.z.zhang@...el.com, wanpeng.li@...ux.intel.com,
	kvm@...r.kernel.org, linux-kernel@...r.kernel.org,
	jan.kiszka@....de, yong.y.wang@...ux.intel.com
Subject: Re: [PATCH v2] KVM: vmx: Set msr bitmap correctly if vcpu is in
 guest mode

On Wed, Mar 04, 2015 at 02:31:56PM +0800, Wincy Van wrote:
> In commit 3af18d9c5fe9 ("KVM: nVMX: Prepare for using hardware MSR bitmap"),
> we are setting MSR_BITMAP in prepare_vmcs02 if we should use hardware. This
> is not enough since the field will be modified by following vmx_set_efer.
> 
> Fix this by setting vmx_msr_bitmap_nested in vmx_set_msr_bitmap if vcpu is
> in guest mode.
> 
> Signed-off-by: Wincy Van <fanwenyi0529@...il.com>

Applied, thanks.

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