From nobody Mon Feb 9 20:59:35 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.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; Authentication-Results: mx.zohomail.com; spf=pass (zoho.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 ARC-Seal: i=1; a=rsa-sha256; t=1562188891; cv=none; d=zoho.com; s=zohoarc; b=f/5SGVlf41LqJDvl85qhd/F4hPvazc93DDsFi4tXpRFNf4Lw4kEvQLYZxMHAhU0OqWCcC2DdAMlcs3n6KjiaGmobsTaA7Qk9AWNwraKLRGaPKbGqOB458/mEqcr+yvvcgQG0uHwcBay5oCgXZKVeQAW2yQe8ApAuSyON+/35aUA= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zoho.com; s=zohoarc; t=1562188891; h=Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:Message-ID:References:Sender:Subject:To:ARC-Authentication-Results; bh=3a2Rm0BjItdKNPG7rJ1LMU4m8KVfNWaqVaIRj0Du//8=; b=CLTkv+P2Oep/Cs3hsMlyQpx/yz7jTAaPPftidYTdNqtjtHSAywgd5UOldJvPbaeDfBRxfxaBNGy0GfzREwivKkd+uZIJ+cymT/zkATAj90TBBCFPWLgRsplNz0nTQRHW6mnkFBrhQArpVHAXY1bhDCUBhHjHSOpXW1xUt04kTxs= ARC-Authentication-Results: i=1; mx.zoho.com; spf=pass (zoho.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 header.from= (p=none dis=none) header.from= Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1562188891237145.96640001405046; Wed, 3 Jul 2019 14:21:31 -0700 (PDT) Received: from localhost ([::1]:40740 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1himgx-00084O-5y for importer@patchew.org; Wed, 03 Jul 2019 17:21:27 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:37993) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1himUr-00065b-Mp for qemu-devel@nongnu.org; Wed, 03 Jul 2019 17:09:00 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1himUq-0006ks-DR for qemu-devel@nongnu.org; Wed, 03 Jul 2019 17:08:57 -0400 Received: from mx1.redhat.com ([209.132.183.28]:47140) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1himUq-0006kT-5M for qemu-devel@nongnu.org; Wed, 03 Jul 2019 17:08:56 -0400 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 mx1.redhat.com (Postfix) with ESMTPS id 67C9B4DB10; Wed, 3 Jul 2019 21:08:55 +0000 (UTC) Received: from localhost (ovpn-116-30.gru2.redhat.com [10.97.116.30]) by smtp.corp.redhat.com (Postfix) with ESMTP id E954810018F9; Wed, 3 Jul 2019 21:08:54 +0000 (UTC) From: Eduardo Habkost To: Peter Maydell , Paolo Bonzini , qemu-devel@nongnu.org, Marcel Apfelbaum , Richard Henderson Date: Wed, 3 Jul 2019 18:07:48 -0300 Message-Id: <20190703210821.27550-11-ehabkost@redhat.com> In-Reply-To: <20190703210821.27550-1-ehabkost@redhat.com> References: <20190703210821.27550-1-ehabkost@redhat.com> X-Scanned-By: MIMEDefang 2.84 on 10.5.11.22 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.29]); Wed, 03 Jul 2019 21:08:55 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PULL v5 10/43] vl.c: Replace smp global variables with smp machine properties 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: Like Xu Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: Like Xu The global smp variables in vl.c are completely replaced with machine prope= rties. Form this commit, the smp_cpus/smp_cores/smp_threads/max_cpus are deprecated and only machine properties within MachineState are fully applied and enabl= ed. Signed-off-by: Like Xu Reviewed-by: Alistair Francis Message-Id: <20190518205428.90532-11-like.xu@linux.intel.com> Reviewed-by: Eduardo Habkost Signed-off-by: Eduardo Habkost --- vl.c | 53 ++++++++++++++++++++++++++--------------------------- 1 file changed, 26 insertions(+), 27 deletions(-) diff --git a/vl.c b/vl.c index d657faec03..56aa221385 100644 --- a/vl.c +++ b/vl.c @@ -163,10 +163,6 @@ static Chardev **serial_hds; Chardev *parallel_hds[MAX_PARALLEL_PORTS]; int win2k_install_hack =3D 0; int singlestep =3D 0; -int smp_cpus; -unsigned int max_cpus; -int smp_cores =3D 1; -int smp_threads =3D 1; int acpi_enabled =3D 1; int no_hpet =3D 0; int fd_bootchk =3D 1; @@ -1265,8 +1261,9 @@ static void smp_parse(QemuOpts *opts) sockets =3D sockets > 0 ? sockets : 1; cpus =3D cores * threads * sockets; } else { - max_cpus =3D qemu_opt_get_number(opts, "maxcpus", cpus); - sockets =3D max_cpus / (cores * threads); + current_machine->smp.max_cpus =3D + qemu_opt_get_number(opts, "maxcpus", cpus); + sockets =3D current_machine->smp.max_cpus / (cores * threa= ds); } } else if (cores =3D=3D 0) { threads =3D threads > 0 ? threads : 1; @@ -1283,34 +1280,37 @@ static void smp_parse(QemuOpts *opts) exit(1); } =20 - max_cpus =3D qemu_opt_get_number(opts, "maxcpus", cpus); + current_machine->smp.max_cpus =3D + qemu_opt_get_number(opts, "maxcpus", cpus); =20 - if (max_cpus < cpus) { + if (current_machine->smp.max_cpus < cpus) { error_report("maxcpus must be equal to or greater than smp"); exit(1); } =20 - if (sockets * cores * threads > max_cpus) { + if (sockets * cores * threads > current_machine->smp.max_cpus) { error_report("cpu topology: " "sockets (%u) * cores (%u) * threads (%u) > " "maxcpus (%u)", - sockets, cores, threads, max_cpus); + sockets, cores, threads, + current_machine->smp.max_cpus); exit(1); } =20 - if (sockets * cores * threads !=3D max_cpus) { + if (sockets * cores * threads !=3D current_machine->smp.max_cpus) { warn_report("Invalid CPU topology deprecated: " "sockets (%u) * cores (%u) * threads (%u) " "!=3D maxcpus (%u)", - sockets, cores, threads, max_cpus); + sockets, cores, threads, + current_machine->smp.max_cpus); } =20 - smp_cpus =3D cpus; - smp_cores =3D cores; - smp_threads =3D threads; + current_machine->smp.cpus =3D cpus; + current_machine->smp.cores =3D cores; + current_machine->smp.threads =3D threads; } =20 - if (smp_cpus > 1) { + if (current_machine->smp.cpus > 1) { Error *blocker =3D NULL; error_setg(&blocker, QERR_REPLAY_NOT_SUPPORTED, "smp"); replay_add_blocker(blocker); @@ -4009,26 +4009,25 @@ int main(int argc, char **argv, char **envp) machine_class->default_cpus =3D machine_class->default_cpus ?: 1; =20 /* default to machine_class->default_cpus */ - smp_cpus =3D machine_class->default_cpus; - max_cpus =3D machine_class->default_cpus; + current_machine->smp.cpus =3D machine_class->default_cpus; + current_machine->smp.max_cpus =3D machine_class->default_cpus; + current_machine->smp.cores =3D 1; + current_machine->smp.threads =3D 1; =20 smp_parse(qemu_opts_find(qemu_find_opts("smp-opts"), NULL)); =20 - current_machine->smp.cpus =3D smp_cpus; - current_machine->smp.max_cpus =3D max_cpus; - current_machine->smp.cores =3D smp_cores; - current_machine->smp.threads =3D smp_threads; - /* sanity-check smp_cpus and max_cpus against machine_class */ - if (smp_cpus < machine_class->min_cpus) { + if (current_machine->smp.cpus < machine_class->min_cpus) { error_report("Invalid SMP CPUs %d. The min CPUs " - "supported by machine '%s' is %d", smp_cpus, + "supported by machine '%s' is %d", + current_machine->smp.cpus, machine_class->name, machine_class->min_cpus); exit(1); } - if (max_cpus > machine_class->max_cpus) { + if (current_machine->smp.max_cpus > machine_class->max_cpus) { error_report("Invalid SMP CPUs %d. The max CPUs " - "supported by machine '%s' is %d", max_cpus, + "supported by machine '%s' is %d", + current_machine->smp.max_cpus, machine_class->name, machine_class->max_cpus); exit(1); } --=20 2.18.0.rc1.1.g3f1ff2140