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=-16.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=ham 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 E8486C41620 for ; Mon, 15 Mar 2021 17:56:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C3D8864F0C for ; Mon, 15 Mar 2021 17:56:39 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231672AbhCOR4Q (ORCPT ); Mon, 15 Mar 2021 13:56:16 -0400 Received: from us-smtp-delivery-124.mimecast.com ([63.128.21.124]:37266 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233613AbhCORsk (ORCPT ); Mon, 15 Mar 2021 13:48:40 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1615830340; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=EX+ALS8Rj+snqWS2FtcSfbGlgufu6nW8i+0NGRRz9/Y=; b=LREaBbHlkjNYprHobWQhaP+8m6C11+6g6TJcqvtjxjbUeAcUgFyhxO7snRn+2IpV051YSb ygZIUS8V4j6Itm0lLseQx/NgENg/G0tbex4MrV6fensC+4+JVJHsOp95Wr1pmBmB1+9y+7 jWXQK9ub3imAxrQRMO5DHzNakLvnlAM= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-371-Np11tximNTGdide50AUZXA-1; Mon, 15 Mar 2021 13:43:28 -0400 X-MC-Unique: Np11tximNTGdide50AUZXA-1 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.phx2.redhat.com [10.5.11.15]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id CAE02801817; Mon, 15 Mar 2021 17:43:25 +0000 (UTC) Received: from localhost.localdomain (unknown [10.35.207.30]) by smtp.corp.redhat.com (Postfix) with ESMTP id 384145D745; Mon, 15 Mar 2021 17:43:22 +0000 (UTC) From: Maxim Levitsky To: kvm@vger.kernel.org Cc: x86@kernel.org (maintainer:X86 ARCHITECTURE (32-BIT AND 64-BIT)), "H. Peter Anvin" , Sean Christopherson , Ingo Molnar , Jim Mattson , Vitaly Kuznetsov , Joerg Roedel , Paolo Bonzini , Thomas Gleixner , linux-kernel@vger.kernel.org (open list:X86 ARCHITECTURE (32-BIT AND 64-BIT)), Wanpeng Li , Borislav Petkov , Maxim Levitsky Subject: [PATCH 1/2] KVM: x86: add guest_cpuid_is_intel Date: Mon, 15 Mar 2021 19:43:15 +0200 Message-Id: <20210315174316.477511-2-mlevitsk@redhat.com> In-Reply-To: <20210315174316.477511-1-mlevitsk@redhat.com> References: <20210315174316.477511-1-mlevitsk@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This is similar to existing 'guest_cpuid_is_amd_or_hygon' Signed-off-by: Maxim Levitsky --- arch/x86/kvm/cpuid.h | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/arch/x86/kvm/cpuid.h b/arch/x86/kvm/cpuid.h index 2a0c5064497f3..ded84d244f19f 100644 --- a/arch/x86/kvm/cpuid.h +++ b/arch/x86/kvm/cpuid.h @@ -248,6 +248,14 @@ static inline bool guest_cpuid_is_amd_or_hygon(struct kvm_vcpu *vcpu) is_guest_vendor_hygon(best->ebx, best->ecx, best->edx)); } +static inline bool guest_cpuid_is_intel(struct kvm_vcpu *vcpu) +{ + struct kvm_cpuid_entry2 *best; + + best = kvm_find_cpuid_entry(vcpu, 0, 0); + return best && is_guest_vendor_intel(best->ebx, best->ecx, best->edx); +} + static inline int guest_cpuid_family(struct kvm_vcpu *vcpu) { struct kvm_cpuid_entry2 *best; -- 2.26.2