From mboxrd@z Thu Jan 1 00:00:00 1970 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=-6.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,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 7D226C31E5B for ; Wed, 19 Jun 2019 19:06:18 +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 59242214AF for ; Wed, 19 Jun 2019 19:06:18 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 59242214AF 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]:41202 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hdfuS-0007VX-Mx for qemu-devel@archiver.kernel.org; Wed, 19 Jun 2019 15:06:16 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:44067) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hdft3-0006fy-B0 for qemu-devel@nongnu.org; Wed, 19 Jun 2019 15:04:50 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hdft0-0006XU-MZ for qemu-devel@nongnu.org; Wed, 19 Jun 2019 15:04:49 -0400 Received: from mx1.redhat.com ([209.132.183.28]:57884) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1hdft0-0006Vp-Bn for qemu-devel@nongnu.org; Wed, 19 Jun 2019 15:04:46 -0400 Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.phx2.redhat.com [10.5.11.23]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id EDFD881F33; Wed, 19 Jun 2019 19:04:33 +0000 (UTC) Received: from localhost (ovpn-116-76.gru2.redhat.com [10.97.116.76]) by smtp.corp.redhat.com (Postfix) with ESMTP id 5D81A19C5B; Wed, 19 Jun 2019 19:04:32 +0000 (UTC) Date: Wed, 19 Jun 2019 16:04:30 -0300 From: Eduardo Habkost To: Like Xu Message-ID: <20190619190430.GD3300@habkost.net> References: <20190612084104.34984-1-like.xu@linux.intel.com> <20190612084104.34984-4-like.xu@linux.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190612084104.34984-4-like.xu@linux.intel.com> X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.25]); Wed, 19 Jun 2019 19:04:34 +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: Re: [Qemu-devel] [PATCH v3 3/9] i386/cpu: Consolidate die-id validity in smp context 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: Paolo Bonzini , qemu-devel@nongnu.org, "Dr . David Alan Gilbert" Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On Wed, Jun 12, 2019 at 04:40:58PM +0800, Like Xu wrote: > The field die_id (default as 0) and has_die_id are introduced to X86CPU. > Following the legacy smp check rules, the die_id validity is added to > the same contexts as leagcy smp variables such as hmp_hotpluggable_cpus(), > machine_set_cpu_numa_node(), cpu_slot_to_string() and pc_cpu_pre_plug(). > > Acked-by: Dr. David Alan Gilbert > Signed-off-by: Like Xu Reviewed-by: Eduardo Habkost > --- > hmp.c | 3 +++ > hw/core/machine.c | 12 ++++++++++++ > hw/i386/pc.c | 14 ++++++++++++++ > include/hw/i386/topology.h | 2 ++ > qapi/misc.json | 6 ++++-- > target/i386/cpu.c | 2 ++ > target/i386/cpu.h | 1 + > 7 files changed, 38 insertions(+), 2 deletions(-) > > diff --git a/hmp.c b/hmp.c > index be5e345c6f..b567c86628 100644 > --- a/hmp.c > +++ b/hmp.c > @@ -3113,6 +3113,9 @@ void hmp_hotpluggable_cpus(Monitor *mon, const QDict *qdict) > if (c->has_socket_id) { > monitor_printf(mon, " socket-id: \"%" PRIu64 "\"\n", c->socket_id); > } > + if (c->has_die_id) { > + monitor_printf(mon, " die-id: \"%" PRIu64 "\"\n", c->die_id); > + } > if (c->has_core_id) { > monitor_printf(mon, " core-id: \"%" PRIu64 "\"\n", c->core_id); > } > diff --git a/hw/core/machine.c b/hw/core/machine.c > index f1a0f45f9c..9eeba448ed 100644 > --- a/hw/core/machine.c > +++ b/hw/core/machine.c > @@ -679,6 +679,11 @@ void machine_set_cpu_numa_node(MachineState *machine, > return; > } > > + if (props->has_die_id && !slot->props.has_die_id) { > + error_setg(errp, "die-id is not supported"); > + return; > + } > + > /* skip slots with explicit mismatch */ > if (props->has_thread_id && props->thread_id != slot->props.thread_id) { > continue; > @@ -688,6 +693,10 @@ void machine_set_cpu_numa_node(MachineState *machine, > continue; > } > > + if (props->has_die_id && props->die_id != slot->props.die_id) { > + continue; > + } > + > if (props->has_socket_id && props->socket_id != slot->props.socket_id) { > continue; > } > @@ -945,6 +954,9 @@ static char *cpu_slot_to_string(const CPUArchId *cpu) > if (cpu->props.has_socket_id) { > g_string_append_printf(s, "socket-id: %"PRId64, cpu->props.socket_id); > } > + if (cpu->props.has_die_id) { > + g_string_append_printf(s, "die-id: %"PRId64, cpu->props.die_id); > + } > if (cpu->props.has_core_id) { > if (s->len) { > g_string_append_printf(s, ", "); > diff --git a/hw/i386/pc.c b/hw/i386/pc.c > index af2e95a1b9..6e774c6c8e 100644 > --- a/hw/i386/pc.c > +++ b/hw/i386/pc.c > @@ -2329,6 +2329,10 @@ static void pc_cpu_pre_plug(HotplugHandler *hotplug_dev, > error_setg(errp, "Invalid CPU socket-id: %u must be in range 0:%u", > cpu->socket_id, max_socket); > return; > + } else if (cpu->die_id > pcms->smp_dies - 1) { > + error_setg(errp, "Invalid CPU die-id: %u must be in range 0:%u", > + cpu->die_id, max_socket); > + return; > } > if (cpu->core_id < 0) { > error_setg(errp, "CPU core-id is not set"); > @@ -2348,6 +2352,7 @@ static void pc_cpu_pre_plug(HotplugHandler *hotplug_dev, > } > > topo.pkg_id = cpu->socket_id; > + topo.die_id = cpu->die_id; > topo.core_id = cpu->core_id; > topo.smt_id = cpu->thread_id; > cpu->apic_id = apicid_from_topo_ids(smp_cores, smp_threads, &topo); > @@ -2385,6 +2390,13 @@ static void pc_cpu_pre_plug(HotplugHandler *hotplug_dev, > } > cpu->socket_id = topo.pkg_id; > > + if (cpu->die_id != -1 && cpu->die_id != topo.die_id) { > + error_setg(errp, "property die-id: %u doesn't match set apic-id:" > + " 0x%x (die-id: %u)", cpu->die_id, cpu->apic_id, topo.die_id); > + return; > + } > + cpu->die_id = topo.die_id; > + > if (cpu->core_id != -1 && cpu->core_id != topo.core_id) { > error_setg(errp, "property core-id: %u doesn't match set apic-id:" > " 0x%x (core-id: %u)", cpu->core_id, cpu->apic_id, topo.core_id); > @@ -2701,6 +2713,8 @@ static const CPUArchIdList *pc_possible_cpu_arch_ids(MachineState *ms) > ms->smp.cores, ms->smp.threads, &topo); > ms->possible_cpus->cpus[i].props.has_socket_id = true; > ms->possible_cpus->cpus[i].props.socket_id = topo.pkg_id; > + ms->possible_cpus->cpus[i].props.has_die_id = true; > + ms->possible_cpus->cpus[i].props.die_id = topo.die_id; > ms->possible_cpus->cpus[i].props.has_core_id = true; > ms->possible_cpus->cpus[i].props.core_id = topo.core_id; > ms->possible_cpus->cpus[i].props.has_thread_id = true; > diff --git a/include/hw/i386/topology.h b/include/hw/i386/topology.h > index 1ebaee0f76..c9fb41588e 100644 > --- a/include/hw/i386/topology.h > +++ b/include/hw/i386/topology.h > @@ -47,6 +47,7 @@ typedef uint32_t apic_id_t; > > typedef struct X86CPUTopoInfo { > unsigned pkg_id; > + unsigned die_id; > unsigned core_id; > unsigned smt_id; > } X86CPUTopoInfo; > @@ -130,6 +131,7 @@ static inline void x86_topo_ids_from_apicid(apic_id_t apicid, > topo->core_id = (apicid >> apicid_core_offset(nr_cores, nr_threads)) & > ~(0xFFFFFFFFUL << apicid_core_width(nr_cores, nr_threads)); > topo->pkg_id = apicid >> apicid_pkg_offset(nr_cores, nr_threads); > + topo->die_id = 0; > } > > /* Make APIC ID for the CPU 'cpu_index' > diff --git a/qapi/misc.json b/qapi/misc.json > index 8b3ca4fdd3..cd236c89b3 100644 > --- a/qapi/misc.json > +++ b/qapi/misc.json > @@ -2924,10 +2924,11 @@ > # > # @node-id: NUMA node ID the CPU belongs to > # @socket-id: socket number within node/board the CPU belongs to > -# @core-id: core number within socket the CPU belongs to > +# @die-id: die number within node/board the CPU belongs to (Since 4.1) > +# @core-id: core number within die the CPU belongs to > # @thread-id: thread number within core the CPU belongs to > # > -# Note: currently there are 4 properties that could be present > +# Note: currently there are 5 properties that could be present > # but management should be prepared to pass through other > # properties with device_add command to allow for future > # interface extension. This also requires the filed names to be kept in > @@ -2938,6 +2939,7 @@ > { 'struct': 'CpuInstanceProperties', > 'data': { '*node-id': 'int', > '*socket-id': 'int', > + '*die-id': 'int', > '*core-id': 'int', > '*thread-id': 'int' > } > diff --git a/target/i386/cpu.c b/target/i386/cpu.c > index a16be205fe..0fc543096f 100644 > --- a/target/i386/cpu.c > +++ b/target/i386/cpu.c > @@ -5845,11 +5845,13 @@ static Property x86_cpu_properties[] = { > DEFINE_PROP_UINT32("apic-id", X86CPU, apic_id, 0), > DEFINE_PROP_INT32("thread-id", X86CPU, thread_id, 0), > DEFINE_PROP_INT32("core-id", X86CPU, core_id, 0), > + DEFINE_PROP_INT32("die-id", X86CPU, die_id, 0), > DEFINE_PROP_INT32("socket-id", X86CPU, socket_id, 0), > #else > DEFINE_PROP_UINT32("apic-id", X86CPU, apic_id, UNASSIGNED_APIC_ID), > DEFINE_PROP_INT32("thread-id", X86CPU, thread_id, -1), > DEFINE_PROP_INT32("core-id", X86CPU, core_id, -1), > + DEFINE_PROP_INT32("die-id", X86CPU, die_id, -1), > DEFINE_PROP_INT32("socket-id", X86CPU, socket_id, -1), > #endif > DEFINE_PROP_INT32("node-id", X86CPU, node_id, CPU_UNSET_NUMA_NODE_ID), > diff --git a/target/i386/cpu.h b/target/i386/cpu.h > index 5daa2eeafa..69495f0a8a 100644 > --- a/target/i386/cpu.h > +++ b/target/i386/cpu.h > @@ -1475,6 +1475,7 @@ struct X86CPU { > > int32_t node_id; /* NUMA node this CPU belongs to */ > int32_t socket_id; > + int32_t die_id; > int32_t core_id; > int32_t thread_id; > > -- > 2.21.0 > -- Eduardo