From nobody Mon Feb 9 03:13:37 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=fail; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=redhat.com Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1626272916375105.82215063699277; Wed, 14 Jul 2021 07:28:36 -0700 (PDT) Received: from localhost ([::1]:58304 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1m3fsJ-0001WE-AJ for importer@patchew.org; Wed, 14 Jul 2021 10:28:35 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:38848) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1m3fda-0000hI-Bg for qemu-devel@nongnu.org; Wed, 14 Jul 2021 10:13:22 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]:54189) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1m3fdY-0000sA-L3 for qemu-devel@nongnu.org; Wed, 14 Jul 2021 10:13:22 -0400 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-186-f6DRdVwLMr-GZzdFfgtx5g-1; Wed, 14 Jul 2021 10:13:16 -0400 Received: from smtp.corp.redhat.com (int-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.11]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id CDADBA1F08; Wed, 14 Jul 2021 14:12:45 +0000 (UTC) Received: from localhost.localdomain.com (ovpn-114-160.ams2.redhat.com [10.36.114.160]) by smtp.corp.redhat.com (Postfix) with ESMTP id 06C4560583; Wed, 14 Jul 2021 14:12:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1626272000; 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: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=dYBFIJbACkdoIWBUg4FYLh5Rs0+VHgH96MP7a2AMJsk=; b=CgxQ2TDOgcxpZ/CyJifb6CQ1T+W4Mn/S+jl7mx19j6Y4+UMX5RcZMeNjwFmqLjyvUYyp4y IFwujO2gV7cJD345jYB+tRIy7pXw6/Z9Va5f1DYRdwj/G8mqR8+jB5La+txA7x7ik8JYGf Oocy/pta1LUz0PSWhVRGyVZFUS7iXCk= X-MC-Unique: f6DRdVwLMr-GZzdFfgtx5g-1 From: =?UTF-8?q?Daniel=20P=2E=20Berrang=C3=A9?= To: qemu-devel@nongnu.org Subject: [PULL 25/26] qemu-options: tweak to show that CPU count is optional Date: Wed, 14 Jul 2021 15:08:57 +0100 Message-Id: <20210714140858.2247409-26-berrange@redhat.com> In-Reply-To: <20210714140858.2247409-1-berrange@redhat.com> References: <20210714140858.2247409-1-berrange@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.11 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=berrange@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=170.10.133.124; envelope-from=berrange@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -34 X-Spam_score: -3.5 X-Spam_bar: --- X-Spam_report: (-3.5 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.699, 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: Eduardo Otubo , Andrew Jones , =?UTF-8?q?Daniel=20P=2E=20Berrang=C3=A9?= , Eduardo Habkost , Juan Quintela , Jason Wang , Richard Henderson , "Dr. David Alan Gilbert" , Markus Armbruster , Yanan Wang , Jiri Pirko , Gerd Hoffmann , Pankaj Gupta , Paolo Bonzini , Eric Blake Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) X-ZM-MESSAGEID: 1626272917877100001 The initial CPU count number is not required, if any of the topology options are given, since it can be computed. Reviewed-by: Pankaj Gupta Reviewed-by: Andrew Jones Reviewed-by: Yanan Wang Signed-off-by: Daniel P. Berrang=C3=A9 --- qemu-options.hx | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/qemu-options.hx b/qemu-options.hx index 6b72617844..14ff35dd4e 100644 --- a/qemu-options.hx +++ b/qemu-options.hx @@ -196,7 +196,7 @@ SRST ERST =20 DEF("smp", HAS_ARG, QEMU_OPTION_smp, - "-smp [cpus=3D]n[,maxcpus=3Dcpus][,sockets=3Dsockets][,dies=3Ddies][,c= ores=3Dcores][,threads=3Dthreads]\n" + "-smp [[cpus=3D]n][,maxcpus=3Dcpus][,sockets=3Dsockets][,dies=3Ddies][= ,cores=3Dcores][,threads=3Dthreads]\n" " set the number of CPUs to 'n' [default=3D1]\n" " maxcpus=3D maximum number of total CPUs, including\n" " offline CPUs for hotplug, etc\n" @@ -206,7 +206,7 @@ DEF("smp", HAS_ARG, QEMU_OPTION_smp, " threads=3D number of threads on one CPU core\n", QEMU_ARCH_ALL) SRST -``-smp [cpus=3D]n[,maxcpus=3Dmaxcpus][,sockets=3Dsockets][,dies=3Ddies][,c= ores=3Dcores][,threads=3Dthreads]`` +``-smp [[cpus=3D]n][,maxcpus=3Dmaxcpus][,sockets=3Dsockets][,dies=3Ddies][= ,cores=3Dcores][,threads=3Dthreads]`` Simulate an SMP system with n CPUs. On the PC target, up to 255 CPUs are supported. On Sparc32 target, Linux limits the number of usable CPUs to 4. For the PC target, the number of cores per die, the --=20 2.31.1