[Qemu-arm] [PATCH v6 1/5] ARM: Virt: Set numa-node-id for CPUs

[Shannon Zhao]

From: Shannon Zhao <address@hidden>

Add a numa-node-id property to specify NUMA information for CPUs.

Signed-off-by: Shannon Zhao <address@hidden>
Reviewed-by: Andrew Jones <address@hidden>
---
 hw/arm/virt.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/hw/arm/virt.c b/hw/arm/virt.c
index 56d35c7..fe6b11d 100644
--- a/hw/arm/virt.c
+++ b/hw/arm/virt.c
@@ -38,6 +38,7 @@
 #include "net/net.h"
 #include "sysemu/block-backend.h"
 #include "sysemu/device_tree.h"
+#include "sysemu/numa.h"
 #include "sysemu/sysemu.h"
 #include "sysemu/kvm.h"
 #include "hw/boards.h"
@@ -329,6 +330,7 @@ static void fdt_add_cpu_nodes(const VirtBoardInfo *vbi)
 {
     int cpu;
     int addr_cells = 1;
+    unsigned int i;
 
     /*
      * From Documentation/devicetree/bindings/arm/cpus.txt
@@ -378,6 +380,12 @@ static void fdt_add_cpu_nodes(const VirtBoardInfo *vbi)
                                   armcpu->mp_affinity);
         }
 
+        for (i = 0; i < nb_numa_nodes; i++) {
+            if (test_bit(cpu, numa_info[i].node_cpu)) {
+                qemu_fdt_setprop_cell(vbi->fdt, nodename, "numa-node-id", i);
+            }
+        }
+
         g_free(nodename);
     }
 }
-- 
2.0.4