From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.5 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 56D5EC5ACAE for ; Wed, 11 Sep 2019 16:07:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 3860820872 for ; Wed, 11 Sep 2019 16:07:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729004AbfIKQHK (ORCPT ); Wed, 11 Sep 2019 12:07:10 -0400 Received: from mx1.redhat.com ([209.132.183.28]:50851 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728703AbfIKQHK (ORCPT ); Wed, 11 Sep 2019 12:07:10 -0400 Received: from mail-wr1-f72.google.com (mail-wr1-f72.google.com [209.85.221.72]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id B8F526B for ; Wed, 11 Sep 2019 16:07:09 +0000 (UTC) Received: by mail-wr1-f72.google.com with SMTP id f11so10633467wrt.18 for ; Wed, 11 Sep 2019 09:07:09 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:openpgp:message-id :date:user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=B/S0TKkh///EsNRFEKwugE3C+En+WB89iDH3SdhNlRE=; b=ZafJznRfEHDgeGl3m3/G/6JZ+DT4IKk4WIoGX7B+2h4I65I0r4nZhJZAQ6Xdg05fbL sFdDCxqM2qDqW48qPvs21yniWjNpx00rPTwHXmDncxOjYqh8w8cSz2atKWbiEnKtjLLV C/k1I1A/BmdH4w38feU9l4N4+DBx3LnnMYNiKrBoHRxvZanzNn41QUcOjCuFcwmXcZXt Znxk6dxcq2zX+wIbOUuFdpRhpVwo3BC4pFrVuPxKHgZUWPQnW9AZhs1MXw2eHjECyBD9 YmtJ6JYkVc2LPNIt5FkgkJdP2Nn1gylju3eidTI7iz8hQId3fUXPW9l9Onzg0oXlgnIr BGEQ== X-Gm-Message-State: APjAAAX0xJdqhK2V+RrT5/AfpBjfNzm3eASqI69weE9FmLl9Vn0YkW+S jV3bHZ0xw+SqQGJXOOZ1zGPpPfzy+YuiyByOCJtPcdetxbVnbijTU9USjPdSa2DiYlsMWyL7dgm 3dlv8LL80aGr2 X-Received: by 2002:a1c:a6ca:: with SMTP id p193mr4509427wme.103.1568218028198; Wed, 11 Sep 2019 09:07:08 -0700 (PDT) X-Google-Smtp-Source: APXvYqz40/LD2YjoatJ8x8wP88TO4G3SZTOx+s9gIrPeXLOKq6V3pp00n5o0Rw4IO6/4fws059Z+TA== X-Received: by 2002:a1c:a6ca:: with SMTP id p193mr4509410wme.103.1568218027958; Wed, 11 Sep 2019 09:07:07 -0700 (PDT) Received: from ?IPv6:2001:b07:6468:f312:102b:3795:6714:7df6? ([2001:b07:6468:f312:102b:3795:6714:7df6]) by smtp.gmail.com with ESMTPSA id c8sm9314872wrr.49.2019.09.11.09.07.07 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 11 Sep 2019 09:07:07 -0700 (PDT) Subject: Re: [PATCH 2/2] KVM: VMX: Stop the preemption timer during vCPU reset To: Wanpeng Li , linux-kernel@vger.kernel.org, kvm@vger.kernel.org Cc: =?UTF-8?B?UmFkaW0gS3LEjW3DocWZ?= References: <1567664788-10249-1-git-send-email-wanpengli@tencent.com> <1567664788-10249-2-git-send-email-wanpengli@tencent.com> From: Paolo Bonzini Openpgp: preference=signencrypt Message-ID: Date: Wed, 11 Sep 2019 18:06:01 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.8.0 MIME-Version: 1.0 In-Reply-To: <1567664788-10249-2-git-send-email-wanpengli@tencent.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org On 05/09/19 08:26, Wanpeng Li wrote: > From: Wanpeng Li > > The hrtimer which is used to emulate lapic timer is stopped during > vcpu reset, preemption timer should do the same. > > Cc: Paolo Bonzini > Cc: Radim Krčmář > Signed-off-by: Wanpeng Li > --- > arch/x86/kvm/vmx/vmx.c | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/arch/x86/kvm/vmx/vmx.c b/arch/x86/kvm/vmx/vmx.c > index 570a233..f794929 100644 > --- a/arch/x86/kvm/vmx/vmx.c > +++ b/arch/x86/kvm/vmx/vmx.c > @@ -4162,6 +4162,7 @@ static void vmx_vcpu_reset(struct kvm_vcpu *vcpu, bool init_event) > > vcpu->arch.microcode_version = 0x100000000ULL; > vmx->vcpu.arch.regs[VCPU_REGS_RDX] = get_rdx_init_val(); > + vmx->hv_deadline_tsc = -1; > kvm_set_cr8(vcpu, 0); > > if (!init_event) { > Queued both, thanks. Paolo