From patchwork Thu May 13 16:29:01 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Paolo Bonzini X-Patchwork-Id: 12255963 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-13.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 77EFFC433ED for ; Thu, 13 May 2021 16:43:36 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id B4E2261438 for ; Thu, 13 May 2021 16:43:35 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org B4E2261438 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:50212 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lhEQw-0005tH-Is for qemu-devel@archiver.kernel.org; Thu, 13 May 2021 12:43:34 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:40602) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lhEDD-0002Op-LU for qemu-devel@nongnu.org; Thu, 13 May 2021 12:29:25 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]:56914) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lhED7-0003VT-VK for qemu-devel@nongnu.org; Thu, 13 May 2021 12:29:23 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1620923357; 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=J9qZn9QgVHrZreV/T0Lm7SWjQEmBkWaOZe/+7WLLBdM=; b=LU6uJkbBE7ovQkBu5X/W82wGxfdy++GVijT5mp8JvtrR73KnqYquy0++UOuqX0BwVxabTR tr/hNuboSee+QbiML+RmZK2M/iH+JBdjeQOaIoZk7pUCULs3qJth7QPFPXtnw9rRPSfrAk d+hmMt1KwPFQ0+oMsqlQ3fPnWjmOe0g= 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-2-dHPLcBydPKmnvyINEOe8vg-1; Thu, 13 May 2021 12:29:15 -0400 X-MC-Unique: dHPLcBydPKmnvyINEOe8vg-1 Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.12]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 735AA1922025; Thu, 13 May 2021 16:29:14 +0000 (UTC) Received: from virtlab701.virt.lab.eng.bos.redhat.com (virtlab701.virt.lab.eng.bos.redhat.com [10.19.152.228]) by smtp.corp.redhat.com (Postfix) with ESMTP id 0386150233; Thu, 13 May 2021 16:29:13 +0000 (UTC) From: Paolo Bonzini To: qemu-devel@nongnu.org Subject: [PATCH 14/14] machine: add smp compound property Date: Thu, 13 May 2021 12:29:01 -0400 Message-Id: <20210513162901.1310239-15-pbonzini@redhat.com> In-Reply-To: <20210513162901.1310239-1-pbonzini@redhat.com> References: <20210513162901.1310239-1-pbonzini@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=pbonzini@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Received-SPF: pass client-ip=170.10.133.124; envelope-from=pbonzini@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: yang.zhong@intel.com, berrange@redhat.com, ehabkost@redhat.com, armbru@redhat.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Make -smp syntactic sugar for a compound property "-machine smp.{cores,threads,cpu,...}". machine_smp_parse is replaced by the setter for the property. numa-test will now cover the new syntax, while other tests still use -smp. Signed-off-by: Paolo Bonzini --- hw/core/machine.c | 108 +++++++++++++++++++++------------------- softmmu/vl.c | 33 +++++++++--- tests/qtest/numa-test.c | 22 ++++---- 3 files changed, 95 insertions(+), 68 deletions(-) diff --git a/hw/core/machine.c b/hw/core/machine.c index 55e878fc3e..f33c9ce78c 100644 --- a/hw/core/machine.c +++ b/hw/core/machine.c @@ -19,6 +19,7 @@ #include "hw/loader.h" #include "qapi/error.h" #include "qapi/qapi-visit-common.h" +#include "qapi/qapi-visit-machine.h" #include "qapi/visitor.h" #include "hw/sysbus.h" #include "sysemu/cpus.h" @@ -797,6 +798,57 @@ static void smp_parse(MachineState *ms, SMPConfiguration *config, Error **errp) ms->smp.sockets = sockets; } +static void machine_get_smp(Object *obj, Visitor *v, const char *name, + void *opaque, Error **errp) +{ + MachineState *ms = MACHINE(obj); + SMPConfiguration *config = &(SMPConfiguration){ + .has_cores = true, .cores = ms->smp.cores, + .has_sockets = true, .sockets = ms->smp.sockets, + .has_dies = true, .dies = ms->smp.dies, + .has_threads = true, .threads = ms->smp.threads, + .has_cpus = true, .cpus = ms->smp.cpus, + .has_maxcpus = true, .maxcpus = ms->smp.max_cpus, + }; + if (!visit_type_SMPConfiguration(v, name, &config, &error_abort)) { + return; + } +} + +static void machine_set_smp(Object *obj, Visitor *v, const char *name, + void *opaque, Error **errp) +{ + MachineClass *mc = MACHINE_GET_CLASS(obj); + MachineState *ms = MACHINE(obj); + SMPConfiguration *config; + ERRP_GUARD(); + + if (!visit_type_SMPConfiguration(v, name, &config, errp)) { + return; + } + + mc->smp_parse(ms, config, errp); + if (errp) { + goto out_free; + } + + /* sanity-check smp_cpus and max_cpus against mc */ + if (ms->smp.cpus < mc->min_cpus) { + error_setg(errp, "Invalid SMP CPUs %d. The min CPUs " + "supported by machine '%s' is %d", + ms->smp.cpus, + mc->name, mc->min_cpus); + } else if (ms->smp.max_cpus > mc->max_cpus) { + error_setg(errp, "Invalid SMP CPUs %d. The max CPUs " + "supported by machine '%s' is %d", + current_machine->smp.max_cpus, + mc->name, mc->max_cpus); + } + +out_free: + qapi_free_SMPConfiguration(config); +} + static void machine_class_init(ObjectClass *oc, void *data) { MachineClass *mc = MACHINE_CLASS(oc); @@ -836,6 +888,12 @@ static void machine_class_init(ObjectClass *oc, void *data) object_class_property_set_description(oc, "dumpdtb", "Dump current dtb to a file and quit"); + object_class_property_add(oc, "smp", "SMPConfiguration", + machine_get_smp, machine_set_smp, + NULL, NULL); + object_class_property_set_description(oc, "smp", + "CPU topology"); + object_class_property_add(oc, "phandle-start", "int", machine_get_phandle_start, machine_set_phandle_start, NULL, NULL); @@ -1124,56 +1182,6 @@ MemoryRegion *machine_consume_memdev(MachineState *machine, return ret; } -bool machine_smp_parse(MachineState *ms, QemuOpts *opts, Error **errp) -{ - MachineClass *mc = MACHINE_GET_CLASS(ms); - ERRP_GUARD(); - - if (opts) { - SMPConfiguration config = { - .has_cpus = !!qemu_opt_get(opts, "cpus"), - .cpus = qemu_opt_get_number(opts, "cpus", 0), - .has_sockets = !!qemu_opt_get(opts, "sockets"), - .sockets = qemu_opt_get_number(opts, "sockets", 0), - .has_dies = !!qemu_opt_get(opts, "dies"), - .dies = qemu_opt_get_number(opts, "dies", 0), - .has_cores = !!qemu_opt_get(opts, "cores"), - .cores = qemu_opt_get_number(opts, "cores", 0), - .has_threads = !!qemu_opt_get(opts, "threads"), - .threads = qemu_opt_get_number(opts, "threads", 0), - .has_maxcpus = !!qemu_opt_get(opts, "maxcpus"), - .maxcpus = qemu_opt_get_number(opts, "maxcpus", 0), - }; - - mc->smp_parse(ms, &config, errp); - if (*errp) { - return false; - } - } - - /* sanity-check smp_cpus and max_cpus against mc */ - if (ms->smp.cpus < mc->min_cpus) { - error_setg(errp, "Invalid SMP CPUs %d. The min CPUs " - "supported by machine '%s' is %d", - ms->smp.cpus, - mc->name, mc->min_cpus); - return false; - } else if (ms->smp.max_cpus > mc->max_cpus) { - error_setg(errp, "Invalid SMP CPUs %d. The max CPUs " - "supported by machine '%s' is %d", - current_machine->smp.max_cpus, - mc->name, mc->max_cpus); - return false; - } - - if (ms->smp.cpus > 1) { - Error *blocker = NULL; - error_setg(&blocker, QERR_REPLAY_NOT_SUPPORTED, "smp"); - replay_add_blocker(blocker); - } - return true; -} - void machine_run_board_init(MachineState *machine) { MachineClass *machine_class = MACHINE_GET_CLASS(machine); diff --git a/softmmu/vl.c b/softmmu/vl.c index de844f08d7..555385e64d 100644 --- a/softmmu/vl.c +++ b/softmmu/vl.c @@ -1504,6 +1504,25 @@ static void machine_help_func(const QDict *qdict) } } +static void +machine_parse_property_opt(QemuOptsList *opts_list, const char *propname, + const char *arg, Error **errp) +{ + QDict *opts, *prop; + bool help = false; + ERRP_GUARD(); + + prop = keyval_parse(arg, opts_list->implied_opt_name, &help, errp); + if (help) { + qemu_opts_print_help(opts_list, true); + return; + } + opts = qdict_new(); + qdict_put(opts, propname, prop); + keyval_merge(machine_opts_dict, opts, errp); + qobject_unref(opts); +} + static const char *pid_file; static Notifier qemu_unlink_pidfile_notifier; @@ -1796,6 +1815,12 @@ static void qemu_apply_machine_options(QDict *qdict) /* fall back to the -kernel/-append */ semihosting_arg_fallback(current_machine->kernel_filename, current_machine->kernel_cmdline); } + + if (current_machine->smp.cpus > 1) { + Error *blocker = NULL; + error_setg(&blocker, QERR_REPLAY_NOT_SUPPORTED, "smp"); + replay_add_blocker(blocker); + } } static void qemu_create_early_backends(void) @@ -2039,9 +2064,6 @@ static void qemu_create_machine(QDict *qdict) qemu_set_hw_version(machine_class->hw_version); } - machine_smp_parse(current_machine, - qemu_opts_find(qemu_find_opts("smp-opts"), NULL), &error_fatal); - /* * Get the default machine options from the machine if it is not already * specified either by the configuration file or by the command line. @@ -3325,10 +3347,7 @@ void qemu_init(int argc, char **argv, char **envp) } break; case QEMU_OPTION_smp: - if (!qemu_opts_parse_noisily(qemu_find_opts("smp-opts"), - optarg, true)) { - exit(1); - } + machine_parse_property_opt(qemu_find_opts("smp-opts"), "smp", optarg, &error_fatal); break; case QEMU_OPTION_vnc: vnc_parse(optarg); diff --git a/tests/qtest/numa-test.c b/tests/qtest/numa-test.c index dc0ec571ca..c677cd63c4 100644 --- a/tests/qtest/numa-test.c +++ b/tests/qtest/numa-test.c @@ -25,7 +25,7 @@ static void test_mon_explicit(const void *data) g_autofree char *s = NULL; g_autofree char *cli = NULL; - cli = make_cli(data, "-smp 8 -numa node,nodeid=0,memdev=ram,cpus=0-3 " + cli = make_cli(data, "-machine smp.cpus=8 -numa node,nodeid=0,memdev=ram,cpus=0-3 " "-numa node,nodeid=1,cpus=4-7"); qts = qtest_init(cli); @@ -42,7 +42,7 @@ static void test_def_cpu_split(const void *data) g_autofree char *s = NULL; g_autofree char *cli = NULL; - cli = make_cli(data, "-smp 8 -numa node,memdev=ram -numa node"); + cli = make_cli(data, "-machine smp.cpus=8 -numa node,memdev=ram -numa node"); qts = qtest_init(cli); s = qtest_hmp(qts, "info numa"); @@ -58,7 +58,7 @@ static void test_mon_partial(const void *data) g_autofree char *s = NULL; g_autofree char *cli = NULL; - cli = make_cli(data, "-smp 8 " + cli = make_cli(data, "-machine smp.cpus=8 " "-numa node,nodeid=0,memdev=ram,cpus=0-1 " "-numa node,nodeid=1,cpus=4-5 "); qts = qtest_init(cli); @@ -86,7 +86,7 @@ static void test_query_cpus(const void *data) QTestState *qts; g_autofree char *cli = NULL; - cli = make_cli(data, "-smp 8 -numa node,memdev=ram,cpus=0-3 " + cli = make_cli(data, "-machine smp.cpus=8 -numa node,memdev=ram,cpus=0-3 " "-numa node,cpus=4-7"); qts = qtest_init(cli); cpus = get_cpus(qts, &resp); @@ -124,7 +124,7 @@ static void pc_numa_cpu(const void *data) QTestState *qts; g_autofree char *cli = NULL; - cli = make_cli(data, "-cpu pentium -smp 8,sockets=2,cores=2,threads=2 " + cli = make_cli(data, "-cpu pentium -machine smp.cpus=8,smp.sockets=2,smp.cores=2,smp.threads=2 " "-numa node,nodeid=0,memdev=ram -numa node,nodeid=1 " "-numa cpu,node-id=1,socket-id=0 " "-numa cpu,node-id=0,socket-id=1,core-id=0 " @@ -177,7 +177,7 @@ static void spapr_numa_cpu(const void *data) QTestState *qts; g_autofree char *cli = NULL; - cli = make_cli(data, "-smp 4,cores=4 " + cli = make_cli(data, "-machine smp.cpus=4,smp.cores=4 " "-numa node,nodeid=0,memdev=ram -numa node,nodeid=1 " "-numa cpu,node-id=0,core-id=0 " "-numa cpu,node-id=0,core-id=1 " @@ -222,7 +222,7 @@ static void aarch64_numa_cpu(const void *data) QTestState *qts; g_autofree char *cli = NULL; - cli = make_cli(data, "-smp 2 " + cli = make_cli(data, "-machine smp.cpus=2 " "-numa node,nodeid=0,memdev=ram -numa node,nodeid=1 " "-numa cpu,node-id=1,thread-id=0 " "-numa cpu,node-id=0,thread-id=1"); @@ -265,7 +265,7 @@ static void pc_dynamic_cpu_cfg(const void *data) QTestState *qs; g_autofree char *cli = NULL; - cli = make_cli(data, "-nodefaults --preconfig -smp 2"); + cli = make_cli(data, "-nodefaults --preconfig -machine smp.cpus=2"); qs = qtest_init(cli); /* create 2 numa nodes */ @@ -324,7 +324,7 @@ static void pc_hmat_build_cfg(const void *data) g_autofree char *cli = NULL; cli = make_cli(data, "-nodefaults --preconfig -machine hmat=on " - "-smp 2,sockets=2 " + "-machine smp.cpus=2,smp.sockets=2 " "-m 128M,slots=2,maxmem=1G " "-object memory-backend-ram,size=64M,id=m0 " "-object memory-backend-ram,size=64M,id=m1 " @@ -453,7 +453,7 @@ static void pc_hmat_off_cfg(const void *data) g_autofree char *cli = NULL; cli = make_cli(data, "-nodefaults --preconfig " - "-smp 2,sockets=2 " + "-machine smp.cpus=2,smp.sockets=2 " "-m 128M,slots=2,maxmem=1G " "-object memory-backend-ram,size=64M,id=m0,prealloc=y " "-object memory-backend-ram,size=64M,id=m1 " @@ -492,7 +492,7 @@ static void pc_hmat_erange_cfg(const void *data) g_autofree char *cli = NULL; cli = make_cli(data, "-nodefaults --preconfig -machine hmat=on " - "-smp 2,sockets=2 " + "-machine smp.cpus=2,smp.sockets=2 " "-m 128M,slots=2,maxmem=1G " "-object memory-backend-ram,size=64M,id=m0 " "-object memory-backend-ram,size=64M,id=m1 "