From nobody Sun Feb 8 13:39:11 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of redhat.com designates 209.132.183.37 as permitted sender) client-ip=209.132.183.37; envelope-from=libvir-list-bounces@redhat.com; helo=mx5-phx2.redhat.com; Authentication-Results: mx.zoho.com; spf=pass (zoho.com: domain of redhat.com designates 209.132.183.37 as permitted sender) smtp.mailfrom=libvir-list-bounces@redhat.com; Return-Path: Received: from mx5-phx2.redhat.com (mx5-phx2.redhat.com [209.132.183.37]) by mx.zohomail.com with SMTPS id 1487177703659255.55662660378925; Wed, 15 Feb 2017 08:55:03 -0800 (PST) Received: from lists01.pubmisc.prod.ext.phx2.redhat.com (lists01.pubmisc.prod.ext.phx2.redhat.com [10.5.19.33]) by mx5-phx2.redhat.com (8.14.4/8.14.4) with ESMTP id v1FGjhx1028098; Wed, 15 Feb 2017 11:45:44 -0500 Received: from int-mx11.intmail.prod.int.phx2.redhat.com (int-mx11.intmail.prod.int.phx2.redhat.com [10.5.11.24]) by lists01.pubmisc.prod.ext.phx2.redhat.com (8.13.8/8.13.8) with ESMTP id v1FGjEto025724 for ; Wed, 15 Feb 2017 11:45:14 -0500 Received: from virval.usersys.redhat.com (dhcp129-92.brq.redhat.com [10.34.129.92]) by int-mx11.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id v1FGjDHp018319 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=NO) for ; Wed, 15 Feb 2017 11:45:14 -0500 Received: by virval.usersys.redhat.com (Postfix, from userid 500) id 5B515105E05; Wed, 15 Feb 2017 17:45:08 +0100 (CET) From: Jiri Denemark To: libvir-list@redhat.com Date: Wed, 15 Feb 2017 17:45:07 +0100 Message-Id: In-Reply-To: References: In-Reply-To: References: Mail-Followup-To: libvir-list@redhat.com X-Scanned-By: MIMEDefang 2.68 on 10.5.11.24 X-loop: libvir-list@redhat.com Subject: [libvirt] [PATCH v2 33/33] news: Detect host CPU model by asking QEMU on x86_64 X-BeenThere: libvir-list@redhat.com X-Mailman-Version: 2.1.12 Precedence: junk List-Id: Development discussions about the libvirt library & tools List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Sender: libvir-list-bounces@redhat.com Errors-To: libvir-list-bounces@redhat.com X-ZohoMail: RSF_0 Z_629925259 SPT_0 Content-Type: text/plain; charset="utf-8" Signed-off-by: Jiri Denemark --- Notes: Version 2: - no change docs/news.xml | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/docs/news.xml b/docs/news.xml index b756a970f..798687407 100644 --- a/docs/news.xml +++ b/docs/news.xml @@ -73,6 +73,17 @@ and network. + + + qemu: Detect host CPU model by asking QEMU on x86_64 + + + Previously, libvirt detected the host CPU model using CPUID + instruction, which cased libvirt to detect a lot of CPU features + that are not supported by QEMU/KVM. Asking QEMU makes sure we + don't ask for unsupported features. + +
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