[Qemu-devel] [PATCH 1/9] cpu/topology: add struct CpuTopology to MachineState

[Like Xu]

Signed-off-by: Like Xu <like...@linux.intel.com>
---
 include/hw/arm/virt.h   | 2 +-
 include/hw/boards.h     | 8 ++++++++
 include/sysemu/sysemu.h | 2 +-
 vl.c                    | 7 ++++++-
 4 files changed, 16 insertions(+), 3 deletions(-)

diff --git a/include/hw/arm/virt.h b/include/hw/arm/virt.h
index 507517c..724da0c 100644
--- a/include/hw/arm/virt.h
+++ b/include/hw/arm/virt.h
@@ -123,7 +123,7 @@ typedef struct {
     struct arm_boot_info bootinfo;
     MemMapEntry *memmap;
     const int *irqmap;
-    int smp_cpus;
+    unsigned int smp_cpus;
     void *fdt;
     int fdt_size;
     uint32_t clock_phandle;
diff --git a/include/hw/boards.h b/include/hw/boards.h
index e231860..cbde276 100644
--- a/include/hw/boards.h
+++ b/include/hw/boards.h
@@ -231,6 +231,13 @@ typedef struct DeviceMemoryState {
     MemoryRegion mr;
 } DeviceMemoryState;
 
+typedef struct CpuTopology {
+    unsigned int smp_cpus;
+    unsigned int smp_cores;
+    unsigned int smp_threads;
+    unsigned int max_cpus;
+} CpuTopology;
+
 /**
  * MachineState:
  */
@@ -273,6 +280,7 @@ struct MachineState {
     const char *cpu_type;
     AccelState *accelerator;
     CPUArchIdList *possible_cpus;
+    CpuTopology topo;
     struct NVDIMMState *nvdimms_state;
 };
 
diff --git a/include/sysemu/sysemu.h b/include/sysemu/sysemu.h
index 6065d9e..c0d7d7c 100644
--- a/include/sysemu/sysemu.h
+++ b/include/sysemu/sysemu.h
@@ -100,7 +100,7 @@ extern const char *keyboard_layout;
 extern int win2k_install_hack;
 extern int alt_grab;
 extern int ctrl_grab;
-extern int smp_cpus;
+extern unsigned int smp_cpus;
 extern unsigned int max_cpus;
 extern int cursor_hide;
 extern int graphic_rotate;
diff --git a/vl.c b/vl.c
index d61d560..9089253 100644
--- a/vl.c
+++ b/vl.c
@@ -162,7 +162,7 @@ static Chardev **serial_hds;
 Chardev *parallel_hds[MAX_PARALLEL_PORTS];
 int win2k_install_hack = 0;
 int singlestep = 0;
-int smp_cpus;
+unsigned int smp_cpus;
 unsigned int max_cpus;
 int smp_cores = 1;
 int smp_threads = 1;
@@ -4116,6 +4116,11 @@ int main(int argc, char **argv, char **envp)
 
     smp_parse(qemu_opts_find(qemu_find_opts("smp-opts"), NULL));
 
+    current_machine->topo.smp_cpus = smp_cpus;
+    current_machine->topo.max_cpus = max_cpus;
+    current_machine->topo.smp_cores = smp_cores;
+    current_machine->topo.smp_threads = smp_threads;
+
     /* sanity-check smp_cpus and max_cpus against machine_class */
     if (smp_cpus < machine_class->min_cpus) {
         error_report("Invalid SMP CPUs %d. The min CPUs "
-- 
1.8.3.1