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authorLike Xu <like.xu@linux.intel.com>2019-06-12 16:40:58 +0800
committerEduardo Habkost <ehabkost@redhat.com>2019-07-05 17:08:03 -0300
commit176d2cda0dee9f4f78f604ad72d6a111e8e38f3b (patch)
tree57db8dcefd1a3899e570cb1f07e5e0360d54ae39 /hw/core
parentcabea7dcd0e2084bdd32fcfe54f6275599f55bb7 (diff)
downloadfocaccia-qemu-176d2cda0dee9f4f78f604ad72d6a111e8e38f3b.tar.gz
focaccia-qemu-176d2cda0dee9f4f78f604ad72d6a111e8e38f3b.zip
i386/cpu: Consolidate die-id validity in smp context
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 <dgilbert@redhat.com>
Signed-off-by: Like Xu <like.xu@linux.intel.com>
Message-Id: <20190612084104.34984-4-like.xu@linux.intel.com>
Reviewed-by: Eduardo Habkost <ehabkost@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Diffstat (limited to 'hw/core')
-rw-r--r--hw/core/machine-hmp-cmds.c3
-rw-r--r--hw/core/machine.c12
2 files changed, 15 insertions, 0 deletions
diff --git a/hw/core/machine-hmp-cmds.c b/hw/core/machine-hmp-cmds.c
index 7fa6075f1e..1f66bda346 100644
--- a/hw/core/machine-hmp-cmds.c
+++ b/hw/core/machine-hmp-cmds.c
@@ -86,6 +86,9 @@ 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 ea84bd6788..b35dea05bd 100644
--- a/hw/core/machine.c
+++ b/hw/core/machine.c
@@ -683,6 +683,11 @@ 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;
@@ -692,6 +697,10 @@ 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;
         }
@@ -949,6 +958,9 @@ 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, ", ");