Re: [Qemu-devel] [PATCH 2/3] [VARIANT 1] qapi: Change 'core' to 'core-id' in 'CpuInstanceProperties'

[David Gibson <dgibson@redhat.com>]

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On Thu, 23 Jun 2016 22:54:18 +0200
Igor Mammedov <imammedo@redhat.com> wrote:

> On Thu, 23 Jun 2016 22:23:24 +0200
> Peter Krempa <pkrempa@redhat.com> wrote:
> 
> > struct CPUCore uses 'core-id' as the property name. As docs for
> > query-hotpluggable-cpus state that the cpu core properties should be
> > passed back to device_add by management in case new members are added
> > and thus the names for the fields should be kept in sync.  
> David also prefers core-id,
> one nit pls also add -id suffix to socket and thread fields in schema
> to be consistent.

Heh.  I wrote a patch almost identical to this yesterday, intending to
post it today.  So,

Reviewed-by: David Gibson <david@gibson.dropbear.id.au>

with the same comment as Igor about changing socket and thread to match.

> 
> > 
> > Signed-off-by: Peter Krempa <pkrempa@redhat.com>
> > ---
> >  hmp.c                 | 4 ++--
> >  hw/ppc/spapr.c        | 4 ++--
> >  include/hw/cpu/core.h | 3 +++
> >  qapi-schema.json      | 4 ++--
> >  4 files changed, 9 insertions(+), 6 deletions(-)
> > 
> > diff --git a/hmp.c b/hmp.c
> > index 997a768..543f087 100644
> > --- a/hmp.c
> > +++ b/hmp.c
> > @@ -2463,8 +2463,8 @@ void hmp_hotpluggable_cpus(Monitor *mon, const
> > QDict *qdict) 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_core_id) {
> > +            monitor_printf(mon, "    core: \"%" PRIu64 "\"\n",
> > c->core_id); }
> >          if (c->has_thread) {
> >              monitor_printf(mon, "    thread: \"%" PRIu64 "\"\n",
> > c->thread); diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c
> > index 778fa25..0b6bb9c 100644
> > --- a/hw/ppc/spapr.c
> > +++ b/hw/ppc/spapr.c
> > @@ -2367,8 +2367,8 @@ 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_props->has_core = true;
> > -        cpu_props->core = i * smt;
> > +        cpu_props->has_core_id = true;
> > +        cpu_props->core_id = i * smt;
> >          /* TODO: add 'has_node/node' here to describe
> >             to which node core belongs */
> > 
> > diff --git a/include/hw/cpu/core.h b/include/hw/cpu/core.h
> > index 4540a7d..79ac79c 100644
> > --- a/include/hw/cpu/core.h
> > +++ b/include/hw/cpu/core.h
> > @@ -26,6 +26,9 @@ typedef struct CPUCore {
> >      int nr_threads;
> >  } CPUCore;
> > 
> > +/* Note: topology field names need to be kept in sync with
> > + * 'CpuInstanceProperties' */
> > +
> >  #define CPU_CORE_PROP_CORE_ID "core-id"
> > 
> >  #endif
> > diff --git a/qapi-schema.json b/qapi-schema.json
> > index 24ede28..37ef5fd 100644
> > --- a/qapi-schema.json
> > +++ b/qapi-schema.json
> > @@ -4271,7 +4271,7 @@
> >  #
> >  # @node: #optional NUMA node ID the CPU belongs to
> >  # @socket: #optional socket number within node/board the CPU belongs
> > to -# @core: #optional core number within socket the CPU belongs to
> > +# @core-id: #optional core number within socket the CPU belongs to
> >  # @thread: #optional thread number within core the CPU belongs to
> >  #
> >  # Since: 2.7
> > @@ -4279,7 +4279,7 @@
> >  { 'struct': 'CpuInstanceProperties',
> >    'data': { '*node': 'int',
> >              '*socket': 'int',
> > -            '*core': 'int',
> > +            '*core-id': 'int',
> >              '*thread': 'int'
> >    }
> >  }  
> 


-- 
David Gibson <dgibson@redhat.com>
Senior Software Engineer, Virtualization, Red Hat

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