Add 'vcpu index' to the output of query hotpluggable cpus. This output is identical to the linear cpu index taken by the 'cpus' attribute passed to -numa.
This will allow to reliably map the cpu number to a given topology element without making mgmt apps to reimplement the mapping. Signed-off-by: Peter Krempa <pkre...@redhat.com> --- hmp.c | 1 + hw/i386/pc.c | 1 + hw/ppc/spapr.c | 1 + qapi-schema.json | 2 ++ 4 files changed, 5 insertions(+) diff --git a/hmp.c b/hmp.c index 0cf5baa..613601e 100644 --- a/hmp.c +++ b/hmp.c @@ -2450,6 +2450,7 @@ void hmp_hotpluggable_cpus(Monitor *mon, const QDict *qdict) monitor_printf(mon, " type: \"%s\"\n", l->value->type); monitor_printf(mon, " vcpus_count: \"%" PRIu64 "\"\n", l->value->vcpus_count); + monitor_printf(mon, " vcpu_id: \"%" PRIu64 "\"\n", l->value->vcpu_id); if (l->value->has_qom_path) { monitor_printf(mon, " qom_path: \"%s\"\n", l->value->qom_path); } diff --git a/hw/i386/pc.c b/hw/i386/pc.c index f293a0c..4ba02c4 100644 --- a/hw/i386/pc.c +++ b/hw/i386/pc.c @@ -2131,6 +2131,7 @@ static HotpluggableCPUList *pc_query_hotpluggable_cpus(MachineState *machine) cpu_item->type = g_strdup(cpu_type); cpu_item->vcpus_count = 1; + cpu_item->vcpu_id = i; cpu_props->has_socket_id = true; cpu_props->socket_id = topo.pkg_id; cpu_props->has_core_id = true; diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c index 7f33a1b..d1f5195 100644 --- a/hw/ppc/spapr.c +++ b/hw/ppc/spapr.c @@ -2378,6 +2378,7 @@ static HotpluggableCPUList *spapr_query_hotpluggable_cpus(MachineState *machine) cpu_item->type = spapr_get_cpu_core_type(machine->cpu_model); cpu_item->vcpus_count = smp_threads; + cpu_item->vcpu_id = i; cpu_props->has_core_id = true; cpu_props->core_id = i * smt; /* TODO: add 'has_node/node' here to describe diff --git a/qapi-schema.json b/qapi-schema.json index ba3bf14..6db9294 100644 --- a/qapi-schema.json +++ b/qapi-schema.json @@ -4292,6 +4292,7 @@ # @type: CPU object type for usage with device_add command # @props: list of properties to be used for hotplugging CPU # @vcpus-count: number of logical VCPU threads @HotpluggableCPU provides +# @vcpu-id: linear index of the vcpu # @qom-path: #optional link to existing CPU object if CPU is present or # omitted if CPU is not present. # @@ -4300,6 +4301,7 @@ { 'struct': 'HotpluggableCPU', 'data': { 'type': 'str', 'vcpus-count': 'int', + 'vcpu-id': 'int', 'props': 'CpuInstanceProperties', '*qom-path': 'str' } -- 2.9.0