hmp: Add 'info hotpluggable-cpus' HMP command

This is the HMP equivalent for QMP query-hotpluggable-cpus.
Signed-off-by: NBharata B Rao <bharata@linux.vnet.ibm.com>
Reviewed-by: NDavid Gibson <david@gibson.dropbear.id.au>
[dwg: Fixed problem with printf formats on 32-bit host]
Signed-off-by: NDavid Gibson <david@gibson.dropbear.id.au>

hmp-commands-info.hx

@@ -798,6 +798,20 @@ STEXI
 @item info dump
 @findex dump
 Display the latest dump status.
+ETEXI
+
+    {
+        .name       = "hotpluggable-cpus",
+        .args_type  = "",
+        .params     = "",
+        .help       = "Show information about hotpluggable CPUs",
+        .mhandler.cmd = hmp_hotpluggable_cpus,
+    },
+
+STEXI
+@item info hotpluggable-cpus
+@findex hotpluggable-cpus
+Show information about hotpluggable CPUs
 ETEXI
 
 STEXI

hmp.c

@@ -2433,3 +2433,45 @@ void hmp_info_dump(Monitor *mon, const QDict *qdict)
 
     qapi_free_DumpQueryResult(result);
 }
+
+void hmp_hotpluggable_cpus(Monitor *mon, const QDict *qdict)
+{
+    Error *err = NULL;
+    HotpluggableCPUList *l = qmp_query_hotpluggable_cpus(&err);
+    HotpluggableCPUList *saved = l;
+    CpuInstanceProperties *c;
+
+    if (err != NULL) {
+        hmp_handle_error(mon, &err);
+        return;
+    }
+
+    monitor_printf(mon, "Hotpluggable CPUs:\n");
+    while (l) {
+        monitor_printf(mon, "  type: \"%s\"\n", l->value->type);
+        monitor_printf(mon, "  vcpus_count: \"%" PRIu64 "\"\n",
+                       l->value->vcpus_count);
+        if (l->value->has_qom_path) {
+            monitor_printf(mon, "  qom_path: \"%s\"\n", l->value->qom_path);
+        }
+
+        c = l->value->props;
+        monitor_printf(mon, "  CPUInstance Properties:\n");
+        if (c->has_node) {
+            monitor_printf(mon, "    node: \"%" PRIu64 "\"\n", c->node);
+        }
+        if (c->has_socket) {
+            monitor_printf(mon, "    socket: \"%" PRIu64 "\"\n", c->socket);
+        }
+        if (c->has_core) {
+            monitor_printf(mon, "    core: \"%" PRIu64 "\"\n", c->core);
+        }
+        if (c->has_thread) {
+            monitor_printf(mon, "    thread: \"%" PRIu64 "\"\n", c->thread);
+        }
+
+        l = l->next;
+    }
+
+    qapi_free_HotpluggableCPUList(saved);
+}

hmp.h

@@ -132,5 +132,6 @@ void hmp_rocker_ports(Monitor *mon, const QDict *qdict);
 void hmp_rocker_of_dpa_flows(Monitor *mon, const QDict *qdict);
 void hmp_rocker_of_dpa_groups(Monitor *mon, const QDict *qdict);
 void hmp_info_dump(Monitor *mon, const QDict *qdict);
+void hmp_hotpluggable_cpus(Monitor *mon, const QDict *qdict);
 
 #endif