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From: Paolo Bonzini <pbonzini@redhat.com>
To: Gleb Natapov <gleb@redhat.com>
Cc: kvm@vger.kernel.org, "Ren, Yongjie" <yongjie.ren@intel.com>,
	yzt356@gmail.com
Subject: Re: [PATCH] KVM: nVMX: correctly set tr base on nested vmexit emulation
Date: Wed, 07 Aug 2013 16:07:33 +0200	[thread overview]
Message-ID: <520254A5.2020203@redhat.com> (raw)
In-Reply-To: <20130804120806.GL6042@redhat.com>

On 08/04/2013 02:08 PM, Gleb Natapov wrote:
> After commit 21feb4eb64e21f8dc91136b91ee886b978ce6421 tr base is zeroed
> during vmexit. Set it to L1's HOST_TR_BASE. This should fix
> https://bugzilla.kernel.org/show_bug.cgi?id=60679
>
> Signed-off-by: Gleb Natapov <gleb@redhat.com>
> diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
> index b533cf8..7d31e7b 100644
> --- a/arch/x86/kvm/vmx.c
> +++ b/arch/x86/kvm/vmx.c
> @@ -8261,7 +8261,7 @@ static void load_vmcs12_host_state(struct kvm_vcpu *vcpu,
>   	seg.base = vmcs12->host_gs_base;
>   	vmx_set_segment(vcpu, &seg, VCPU_SREG_GS);
>   	seg = (struct kvm_segment) {
> -		.base = 0,
> +		.base = vmcs12->host_tr_base,
>   		.limit = 0x67,
>   		.selector = vmcs12->host_tr_selector,
>   		.type = 11,
> --
> 			Gleb.
> --
> To unsubscribe from this list: send the line "unsubscribe kvm" in
> the body of a message to majordomo@vger.kernel.org
> More majordomo info at  http://vger.kernel.org/majordomo-info.html
>

Applied, thanks.

Paolo

      parent reply	other threads:[~2013-08-07 14:07 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-08-04 12:08 [PATCH] KVM: nVMX: correctly set tr base on nested vmexit emulation Gleb Natapov
2013-08-04 12:21 ` Arthur Chunqi Li
2013-08-04 12:59   ` Gleb Natapov
2013-08-05  6:23 ` Ren, Yongjie
2013-08-07 14:07 ` Paolo Bonzini [this message]

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