On Tue, 03 Mar 2020 13:57:30 -0600 Babu Moger <babu.mo...@amd.com> wrote:
> Update structures X86CPUTopoIDs and CPUX86State to hold the number of > nodes per package. This is required to build EPYC mode topology. > > Signed-off-by: Babu Moger <babu.mo...@amd.com> Reviewed-by: Igor Mammedov <imamm...@redhat.com> > --- > hw/i386/pc.c | 1 + > hw/i386/x86.c | 1 + > include/hw/i386/topology.h | 1 + > target/i386/cpu.c | 1 + > target/i386/cpu.h | 1 + > 5 files changed, 5 insertions(+) > > diff --git a/hw/i386/pc.c b/hw/i386/pc.c > index 68bf08f285..3d13cd46d6 100644 > --- a/hw/i386/pc.c > +++ b/hw/i386/pc.c > @@ -1526,6 +1526,7 @@ static void pc_cpu_pre_plug(HotplugHandler *hotplug_dev, > init_topo_info(&topo_info, x86ms); > > env->nr_dies = x86ms->smp_dies; > + env->nr_nodes = topo_info.nodes_per_pkg; > > /* > * If APIC ID is not set, > diff --git a/hw/i386/x86.c b/hw/i386/x86.c > index 79badcc4ec..929b80c9c7 100644 > --- a/hw/i386/x86.c > +++ b/hw/i386/x86.c > @@ -62,6 +62,7 @@ inline void init_topo_info(X86CPUTopoInfo *topo_info, > { > MachineState *ms = MACHINE(x86ms); > > + topo_info->nodes_per_pkg = ms->numa_state->num_nodes / ms->smp.sockets; > topo_info->dies_per_pkg = x86ms->smp_dies; > topo_info->cores_per_die = ms->smp.cores; > topo_info->threads_per_core = ms->smp.threads; > diff --git a/include/hw/i386/topology.h b/include/hw/i386/topology.h > index ba52d49079..04f01e2a09 100644 > --- a/include/hw/i386/topology.h > +++ b/include/hw/i386/topology.h > @@ -53,6 +53,7 @@ typedef struct X86CPUTopoIDs { > } X86CPUTopoIDs; > > typedef struct X86CPUTopoInfo { > + unsigned nodes_per_pkg; > unsigned dies_per_pkg; > unsigned cores_per_die; > unsigned threads_per_core; > diff --git a/target/i386/cpu.c b/target/i386/cpu.c > index 1263271edd..40670f8aca 100644 > --- a/target/i386/cpu.c > +++ b/target/i386/cpu.c > @@ -6829,6 +6829,7 @@ static void x86_cpu_initfn(Object *obj) > FeatureWord w; > > env->nr_dies = 1; > + env->nr_nodes = 1; > cpu_set_cpustate_pointers(cpu); > > object_property_add(obj, "family", "int", > diff --git a/target/i386/cpu.h b/target/i386/cpu.h > index 576f309bbf..20abbda647 100644 > --- a/target/i386/cpu.h > +++ b/target/i386/cpu.h > @@ -1607,6 +1607,7 @@ typedef struct CPUX86State { > TPRAccess tpr_access_type; > > unsigned nr_dies; > + unsigned nr_nodes; > } CPUX86State; > > struct kvm_msrs; >