Received: by 2002:a25:8b12:0:0:0:0:0 with SMTP id i18csp3992917ybl; Tue, 20 Aug 2019 05:32:46 -0700 (PDT) X-Google-Smtp-Source: APXvYqyXFQKb7B+U/yYstywY35nysN2vPFjr0TGPXnL8SJPVkZYNff/Rc7//T9ox5wgQ3JgMDPUP X-Received: by 2002:a62:7912:: with SMTP id u18mr31199307pfc.254.1566304366887; Tue, 20 Aug 2019 05:32:46 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1566304366; cv=none; d=google.com; s=arc-20160816; b=Y8Dy+DzJez+ZVtvstJFcBbZPzuP52fxMPMvTpFPGACgDszdd1p12cObmoXPFABPVbx gwAdzjfizQpg852bTKzX/BrfHhIsm4WrDcv4a42+VEs3Y81+ClDiqe758ezQUsq0TkJX x+cMVxNsj1DzqrvpFV19T6Kzj/pUapq5djZnk66jkVHkJQpVJ0d1EITwNDs36pf9Dg3t X4tfUkc0mnZDi4dPsUxl16/xjjwH6HofwjT/Yd8/C8cqd7WWq6tp85ZJYbJvaglpZZDv KDxe7kQbaN/YxgaggtfbUd499QkzaHgyVJ0xGflNybl3U4618Cu5bOqlmRhbyoi8oeT6 A/lA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:user-agent:in-reply-to :content-disposition:mime-version:references:message-id:subject:cc :to:from:date; bh=Ty2bKeZYuazozoRUQ86JPA+kJ4RVqMmM/C2Ahvv5bp0=; b=P44UNmDJ4DwmqmEahMZ4K0CdbwL2JQXtn7wgc/pzq5pgjfW+jE4jbAMuvEJoVFJudA KVLo+tv0V13AQ6UxnlYlZcTyZFdV4r0U6qvza1qHZpl+wZi37R4gv0NngB10ULufqGdH jir8pMMAPG1XPtD5nc60D1QKgoEiMF5HY+nxbceUVGAKyGdCgtWc7BrACXIeymWt95M4 GGU17HIg6BCbNSHYYihV/C78r04u23/4HuVNZDhDJaj1pJJOga//h0mm6erDJ16u2m/T ZlN1xMYKl1G4Vo8r24iarR7MkASwAXjYsFCbMHj1O3NPQsfXuUtHLE2IMLt8V58Fr6ya b9Xw== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=intel.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id j22si12037953pgb.352.2019.08.20.05.32.31; Tue, 20 Aug 2019 05:32:46 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=intel.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729639AbfHTMbe (ORCPT + 99 others); Tue, 20 Aug 2019 08:31:34 -0400 Received: from mga07.intel.com ([134.134.136.100]:40643 "EHLO mga07.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728248AbfHTMbe (ORCPT ); Tue, 20 Aug 2019 08:31:34 -0400 X-Amp-Result: UNSCANNABLE X-Amp-File-Uploaded: False Received: from fmsmga005.fm.intel.com ([10.253.24.32]) by orsmga105.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 20 Aug 2019 05:31:33 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.64,408,1559545200"; d="scan'208";a="377765048" Received: from local-michael-cet-test.sh.intel.com (HELO localhost) ([10.239.159.128]) by fmsmga005.fm.intel.com with ESMTP; 20 Aug 2019 05:31:31 -0700 Date: Tue, 20 Aug 2019 20:33:02 +0800 From: Yang Weijiang To: Paolo Bonzini Cc: Yang Weijiang , Jim Mattson , Sean Christopherson , Vitaly Kuznetsov , kvm list , LKML , "Michael S. Tsirkin" , Radim =?utf-8?B?S3LEjW3DocWZ?= , yu.c.zhang@intel.com, alazar@bitdefender.com Subject: Re: [PATCH RESEND v4 5/9] KVM: VMX: Add init/set/get functions for SPP Message-ID: <20190820123301.GA4828@local-michael-cet-test.sh.intel.com> References: <20190814070403.6588-1-weijiang.yang@intel.com> <20190814070403.6588-6-weijiang.yang@intel.com> <87a7cbapdw.fsf@vitty.brq.redhat.com> <20190815134329.GA11449@local-michael-cet-test> <20190815163844.GD27076@linux.intel.com> <20190816133130.GA14380@local-michael-cet-test.sh.intel.com> <20190819020829.GA27450@local-michael-cet-test> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.11.3 (2019-02-01) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Aug 19, 2019 at 05:15:01PM +0200, Paolo Bonzini wrote: > On 19/08/19 04:08, Yang Weijiang wrote: > >> KVM_GET_NESTED_STATE has the requested information. If > >> data.vmx.vmxon_pa is anything other than -1, then the vCPU is in VMX > >> operation. If (flags & KVM_STATE_NESTED_GUEST_MODE), then L2 is > >> active. > > Thanks Jim, I'll reference the code and make necessary change in next > > SPP patch release. > > Since SPP will not be used very much in the beginning, it would be > simplest to enable it only if nested==0. > > Paolo Thanks Paolo! Sure, will make the change and document it.