[Qemu-devel] [PATCH v3 13/34] numa: introduce memory_region_allocate_system_memory

[hu...@cn.fujitsu.com]

From: Paolo Bonzini <pbonz...@redhat.com>

Signed-off-by: Paolo Bonzini <pbonz...@redhat.com>
Signed-off-by: Hu Tao <hu...@cn.fujitsu.com>
---
 hw/i386/pc.c            | 4 +---
 include/hw/boards.h     | 6 +++++-
 include/sysemu/sysemu.h | 1 +
 numa.c                  | 9 +++++++++
 4 files changed, 16 insertions(+), 4 deletions(-)

diff --git a/hw/i386/pc.c b/hw/i386/pc.c
index d5fb884..571dc72 100644
--- a/hw/i386/pc.c
+++ b/hw/i386/pc.c
@@ -1181,9 +1181,7 @@ FWCfgState *pc_memory_init(QEMUMachineInitArgs *args,
      * with older qemus that used qemu_ram_alloc().
      */
     ram = g_malloc(sizeof(*ram));
-    memory_region_init_ram(ram, NULL, "pc.ram",
-                           below_4g_mem_size + above_4g_mem_size);
-    vmstate_register_ram_global(ram);
+    memory_region_allocate_system_memory(ram, NULL, "pc.ram", args->ram_size);
     *ram_memory = ram;
     ram_below_4g = g_malloc(sizeof(*ram_below_4g));
     memory_region_init_alias(ram_below_4g, NULL, "ram-below-4g", ram,
diff --git a/include/hw/boards.h b/include/hw/boards.h
index dd2c70d..1ea52c0 100644
--- a/include/hw/boards.h
+++ b/include/hw/boards.h
@@ -50,9 +50,13 @@ struct QEMUMachine {
     const char *hw_version;
 };
 
-#define TYPE_MACHINE_SUFFIX "-machine"
+void memory_region_allocate_system_memory(MemoryRegion *mr, Object *owner,
+                                          const char *name,
+                                          uint64_t ram_size);
+
 int qemu_register_machine(QEMUMachine *m);
 
+#define TYPE_MACHINE_SUFFIX "-machine"
 #define TYPE_MACHINE "machine"
 #undef MACHINE  /* BSD defines it and QEMU does not use it */
 #define MACHINE(obj) \
diff --git a/include/sysemu/sysemu.h b/include/sysemu/sysemu.h
index 423d49e..caf88dd 100644
--- a/include/sysemu/sysemu.h
+++ b/include/sysemu/sysemu.h
@@ -10,6 +10,7 @@
 #include "qemu/notify.h"
 #include "qemu/main-loop.h"
 #include "qemu/bitmap.h"
+#include "qom/object.h"
 
 /* vl.c */
 
diff --git a/numa.c b/numa.c
index 439df87..bcd7b04 100644
--- a/numa.c
+++ b/numa.c
@@ -33,6 +33,7 @@
 #include "qapi/opts-visitor.h"
 #include "qapi/dealloc-visitor.h"
 #include "qapi/qmp/qerror.h"
+#include "hw/boards.h"
 
 QemuOptsList qemu_numa_opts = {
     .name = "numa",
@@ -194,3 +195,11 @@ void set_numa_modes(void)
         }
     }
 }
+
+void memory_region_allocate_system_memory(MemoryRegion *mr, Object *owner,
+                                          const char *name,
+                                          uint64_t ram_size)
+{
+    memory_region_init_ram(mr, owner, name, ram_size);
+    vmstate_register_ram_global(mr);
+}
-- 
1.8.5.2.229.g4448466