diff mbox series

[v7,03/13] machine: Add SMP Sockets in CpuTopology

Message ID 158396718647.58170.2278448323151215741.stgit@naples-babu.amd.com (mailing list archive)
State New, archived
Headers show
Series APIC ID fixes for AMD EPYC CPU model | expand

Commit Message

Babu Moger March 11, 2020, 10:53 p.m. UTC 
Store the  smp sockets in CpuTopology. The socket information required to
build the apic id in EPYC mode. Right now socket information is not passed
to down when decoding the apic id. Add the socket information here.

Signed-off-by: Babu Moger <babu.moger@amd.com>
Reviewed-by: Eduardo Habkost <ehabkost@redhat.com>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
---
 hw/core/machine.c   |    1 +
 hw/i386/pc.c        |    1 +
 include/hw/boards.h |    2 ++
 softmmu/vl.c        |    1 +
 4 files changed, 5 insertions(+)
diff mbox series

Patch

diff --git a/hw/core/machine.c b/hw/core/machine.c
index 4778bc6b08..b958cd1b99 100644
--- a/hw/core/machine.c
+++ b/hw/core/machine.c
@@ -757,6 +757,7 @@  static void smp_parse(MachineState *ms, QemuOpts *opts)
         ms->smp.cpus = cpus;
         ms->smp.cores = cores;
         ms->smp.threads = threads;
+        ms->smp.sockets = sockets;
     }
 
     if (ms->smp.cpus > 1) {
diff --git a/hw/i386/pc.c b/hw/i386/pc.c
index 662abb549d..05e7f1090f 100644
--- a/hw/i386/pc.c
+++ b/hw/i386/pc.c
@@ -781,6 +781,7 @@  void pc_smp_parse(MachineState *ms, QemuOpts *opts)
         ms->smp.cpus = cpus;
         ms->smp.cores = cores;
         ms->smp.threads = threads;
+        ms->smp.sockets = sockets;
         x86ms->smp_dies = dies;
     }
 
diff --git a/include/hw/boards.h b/include/hw/boards.h
index 9bc42dfb22..d01056286a 100644
--- a/include/hw/boards.h
+++ b/include/hw/boards.h
@@ -236,12 +236,14 @@  typedef struct DeviceMemoryState {
  * @cpus: the number of present logical processors on the machine
  * @cores: the number of cores in one package
  * @threads: the number of threads in one core
+ * @sockets: the number of sockets on the machine
  * @max_cpus: the maximum number of logical processors on the machine
  */
 typedef struct CpuTopology {
     unsigned int cpus;
     unsigned int cores;
     unsigned int threads;
+    unsigned int sockets;
     unsigned int max_cpus;
 } CpuTopology;
 
diff --git a/softmmu/vl.c b/softmmu/vl.c
index ff2685dff8..dadb798ac7 100644
--- a/softmmu/vl.c
+++ b/softmmu/vl.c
@@ -3935,6 +3935,7 @@  void qemu_init(int argc, char **argv, char **envp)
     current_machine->smp.max_cpus = machine_class->default_cpus;
     current_machine->smp.cores = 1;
     current_machine->smp.threads = 1;
+    current_machine->smp.sockets = 1;
 
     machine_class->smp_parse(current_machine,
         qemu_opts_find(qemu_find_opts("smp-opts"), NULL));