From nobody Sun Nov 2 11:47:16 2025 Delivered-To: importer@patchew.org Received-SPF: temperror (zoho.com: Error in retrieving data from DNS) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; spf=temperror (zoho.com: Error in retrieving data from DNS) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (208.118.235.17 [208.118.235.17]) by mx.zohomail.com with SMTPS id 150902872353770.83565709904451; Thu, 26 Oct 2017 07:38:43 -0700 (PDT) Received: from localhost ([::1]:53273 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1e7jIc-0006Zn-K6 for importer@patchew.org; Thu, 26 Oct 2017 10:38:22 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:45006) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1e7iok-00065v-OA for qemu-devel@nongnu.org; Thu, 26 Oct 2017 10:07:33 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1e7ioe-0001md-O7 for qemu-devel@nongnu.org; Thu, 26 Oct 2017 10:07:30 -0400 Received: from mx1.redhat.com ([209.132.183.28]:37426) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1e7ioe-0001lZ-IL for qemu-devel@nongnu.org; Thu, 26 Oct 2017 10:07:24 -0400 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.phx2.redhat.com [10.5.11.14]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id AC115C0096E6; Thu, 26 Oct 2017 14:07:23 +0000 (UTC) Received: from localhost (ovpn-116-4.gru2.redhat.com [10.97.116.4]) by smtp.corp.redhat.com (Postfix) with ESMTP id B372F7B8F8; Thu, 26 Oct 2017 14:07:22 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mx1.redhat.com AC115C0096E6 Authentication-Results: ext-mx08.extmail.prod.ext.phx2.redhat.com; dmarc=none (p=none dis=none) header.from=redhat.com Authentication-Results: ext-mx08.extmail.prod.ext.phx2.redhat.com; spf=fail smtp.mailfrom=ehabkost@redhat.com From: Eduardo Habkost To: Peter Maydell Date: Thu, 26 Oct 2017 16:04:04 +0200 Message-Id: <20171026140404.21948-40-ehabkost@redhat.com> In-Reply-To: <20171026140404.21948-1-ehabkost@redhat.com> References: <20171026140404.21948-1-ehabkost@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.32]); Thu, 26 Oct 2017 14:07:23 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PULL 39/39] x86: Skip check apic_id_limit for Xen X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Lan Tianyu , qemu-devel@nongnu.org Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail: RSF_6 Z_629925259 SPT_0 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: Lan Tianyu Xen vIOMMU device model will be in Xen hypervisor. Skip vIOMMU check for Xen here when vcpu number is more than 255. Signed-off-by: Lan Tianyu Message-Id: <1502842933-8323-1-git-send-email-tianyu.lan@intel.com> Signed-off-by: Eduardo Habkost --- hw/i386/pc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/hw/i386/pc.c b/hw/i386/pc.c index 8e307f7aff..e11a65b545 100644 --- a/hw/i386/pc.c +++ b/hw/i386/pc.c @@ -1228,7 +1228,7 @@ void pc_machine_done(Notifier *notifier, void *data) fw_cfg_modify_i16(pcms->fw_cfg, FW_CFG_NB_CPUS, pcms->boot_cpus); } =20 - if (pcms->apic_id_limit > 255) { + if (pcms->apic_id_limit > 255 && !xen_enabled()) { IntelIOMMUState *iommu =3D INTEL_IOMMU_DEVICE(x86_iommu_get_defaul= t()); =20 if (!iommu || !iommu->x86_iommu.intr_supported || --=20 2.13.6