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Date: Tue, 21 Jan 2020 13:17:29 +0100 From: Paolo Bonzini <pbonzini@...hat.com> To: Miaohe Lin <linmiaohe@...wei.com>, rkrcmar@...hat.com, sean.j.christopherson@...el.com, vkuznets@...hat.com, wanpengli@...cent.com, jmattson@...gle.com, joro@...tes.org, tglx@...utronix.de, mingo@...hat.com, bp@...en8.de, hpa@...or.com Cc: kvm@...r.kernel.org, linux-kernel@...r.kernel.org, x86@...nel.org Subject: Re: [PATCH] KVM: VMX: remove duplicated segment cache clear On 21/01/20 16:15, Miaohe Lin wrote: > vmx_set_segment() clears segment cache unconditionally, so we should not > clear it again by calling vmx_segment_cache_clear(). > > Signed-off-by: Miaohe Lin <linmiaohe@...wei.com> > --- > arch/x86/kvm/vmx/vmx.c | 2 -- > 1 file changed, 2 deletions(-) > > diff --git a/arch/x86/kvm/vmx/vmx.c b/arch/x86/kvm/vmx/vmx.c > index b5a0c2e05825..b32236e6b513 100644 > --- a/arch/x86/kvm/vmx/vmx.c > +++ b/arch/x86/kvm/vmx/vmx.c > @@ -2688,8 +2688,6 @@ static void enter_pmode(struct kvm_vcpu *vcpu) > > vmx->rmode.vm86_active = 0; > > - vmx_segment_cache_clear(vmx); > - > vmx_set_segment(vcpu, &vmx->rmode.segs[VCPU_SREG_TR], VCPU_SREG_TR); > > flags = vmcs_readl(GUEST_RFLAGS); > Queued, thanks. Paolo
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