From nobody Thu Apr 25 20:26:27 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) 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=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) by mx.zohomail.com with SMTPS id 1502359914873763.0432441350683; Thu, 10 Aug 2017 03:11:54 -0700 (PDT) Received: from localhost ([::1]:51976 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dfkRV-00021P-50 for importer@patchew.org; Thu, 10 Aug 2017 06:11:53 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:35996) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dfkQj-0001Xu-R1 for qemu-devel@nongnu.org; Thu, 10 Aug 2017 06:11:06 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1dfkQe-0000Lz-A1 for qemu-devel@nongnu.org; Thu, 10 Aug 2017 06:11:05 -0400 Received: from mga06.intel.com ([134.134.136.31]:65320) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1dfkQe-0000Lk-1I for qemu-devel@nongnu.org; Thu, 10 Aug 2017 06:11:00 -0400 Received: from fmsmga006.fm.intel.com ([10.253.24.20]) by orsmga104.jf.intel.com with ESMTP; 10 Aug 2017 03:10:59 -0700 Received: from lantianyu-ws.sh.intel.com (HELO localhost) ([10.239.159.159]) by fmsmga006.fm.intel.com with ESMTP; 10 Aug 2017 03:10:57 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.41,352,1498546800"; d="scan'208";a="138591404" From: Lan Tianyu To: qemu-devel@nongnu.org Date: Thu, 10 Aug 2017 18:08:07 +0800 Message-Id: <1502359687-25370-1-git-send-email-tianyu.lan@intel.com> X-Mailer: git-send-email 1.7.9.5 X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 134.134.136.31 Subject: [Qemu-devel] [PATCH] x86: Increase max vcpu number to 352 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 , pbonzini@redhat.com, rth@twiddle.net, ehabkost@redhat.com, mst@redhat.com Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail: RSF_0 Z_629925259 SPT_0 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Intel Xeon phi chip will support 352 logical threads. For HPC usage case, it will create a huge VM with vcpus number as same as host cpus. This patch is to increase max vcpu number to 352. Signed-off-by: Lan Tianyu --- hw/i386/pc_q35.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/hw/i386/pc_q35.c b/hw/i386/pc_q35.c index 169a214..5e93749 100644 --- a/hw/i386/pc_q35.c +++ b/hw/i386/pc_q35.c @@ -299,7 +299,7 @@ static void pc_q35_machine_options(MachineClass *m) m->default_display =3D "std"; m->no_floppy =3D 1; m->has_dynamic_sysbus =3D true; - m->max_cpus =3D 288; + m->max_cpus =3D 352; } =20 static void pc_q35_2_10_machine_options(MachineClass *m) --=20 1.8.3.1