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=-13.8 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 AB7AEC07E96 for ; Thu, 8 Jul 2021 21:17:37 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 24C7A61876 for ; Thu, 8 Jul 2021 21:17:37 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 24C7A61876 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:37266 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1m1bOp-0008Rs-PI for qemu-devel@archiver.kernel.org; Thu, 08 Jul 2021 17:17:35 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:48078) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1m1bAI-0004Yn-74 for qemu-devel@nongnu.org; Thu, 08 Jul 2021 17:02:37 -0400 Received: from us-smtp-delivery-124.mimecast.com ([216.205.24.124]:36541) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1m1bAF-00060V-QP for qemu-devel@nongnu.org; Thu, 08 Jul 2021 17:02:33 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1625778150; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=K6MYOS24G1fWfThZ0aChLTUnlkytI4OqH2oPoBorJzM=; b=TFouarjSGxdzSxQZt2ToFL10ss6hBXe5SBP235f1PmdzIr94PC7cqWfHJJlHyQmQh3LWy+ Xaa8HM4erhtGO9ehH3+HfO71LFMYf5iWMrtqYt5pBqx+LYjH09CYfDwM/rGJzB287WYWqY RS7wkkSp4Kj8gMPtim8Gta/HeU6sm2U= 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-439-DWtjrLG8NQOWap4l4NKaYA-1; Thu, 08 Jul 2021 17:02:27 -0400 X-MC-Unique: DWtjrLG8NQOWap4l4NKaYA-1 Received: from smtp.corp.redhat.com (int-mx07.intmail.prod.int.phx2.redhat.com [10.5.11.22]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 83F4110C1ADC; Thu, 8 Jul 2021 21:02:26 +0000 (UTC) Received: from localhost (unknown [10.22.8.123]) by smtp.corp.redhat.com (Postfix) with ESMTP id 9C8B5100EB3D; Thu, 8 Jul 2021 21:02:22 +0000 (UTC) Date: Thu, 8 Jul 2021 17:02:22 -0400 From: Eduardo Habkost To: Vitaly Kuznetsov Subject: Re: [PATCH v8 9/9] qtest/hyperv: Introduce a simple hyper-v test Message-ID: <20210708210222.arl4zzquuw75ptwp@habkost.net> References: <20210608120817.1325125-1-vkuznets@redhat.com> <20210608120817.1325125-10-vkuznets@redhat.com> MIME-Version: 1.0 In-Reply-To: <20210608120817.1325125-10-vkuznets@redhat.com> X-Scanned-By: MIMEDefang 2.84 on 10.5.11.22 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=ehabkost@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Received-SPF: pass client-ip=216.205.24.124; envelope-from=ehabkost@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -31 X-Spam_score: -3.2 X-Spam_bar: --- X-Spam_report: (-3.2 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.45, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: "Michael S. Tsirkin" , Marcelo Tosatti , qemu-devel@nongnu.org, Igor Mammedov , Paolo Bonzini Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On Tue, Jun 08, 2021 at 02:08:17PM +0200, Vitaly Kuznetsov wrote: > For the beginning, just test 'hv-passthrough' and a couple of custom > Hyper-V enlightenments configurations through QMP. Later, it would > be great to complement this by checking CPUID values from within the > guest. > > Signed-off-by: Vitaly Kuznetsov [...] > +static bool kvm_has_sys_hyperv_cpuid(void) > +{ > + int fd = open("/dev/kvm", O_RDWR); > + int ret; > + > + g_assert(fd > 0); This crashes when /dev/kvm doesn't exist. See: https://gitlab.com/ehabkost/qemu/-/jobs/1404084459 I'm removing it from the queue. -- Eduardo