nvdimm need check if the backend memory is large enough to contain label
data and init its memory region when the device is realized, so introduce
realize callback which is called after common dimm has been realize
Signed-off-by: Xiao Guangrong <guangrong.x...@linux.intel.com>
---
hw/mem/dimm.c | 5 +++++
include/hw/mem/dimm.h | 1 +
2 files changed, 6 insertions(+)
diff --git a/hw/mem/dimm.c b/hw/mem/dimm.c
index 478cacd..3d06cb9 100644
--- a/hw/mem/dimm.c
+++ b/hw/mem/dimm.c
@@ -429,6 +429,7 @@ static void dimm_init(Object *obj)
static void dimm_realize(DeviceState *dev, Error **errp)
{
DIMMDevice *dimm = DIMM(dev);
+ DIMMDeviceClass *ddc = DIMM_GET_CLASS(dimm);
if (!dimm->hostmem) {
error_setg(errp, "'" DIMM_MEMDEV_PROP "' property is not set");
@@ -441,6 +442,10 @@ static void dimm_realize(DeviceState *dev, Error **errp)
dimm->node, nb_numa_nodes ? nb_numa_nodes : 1);
return;
}
+
+ if (ddc->realize) {
+ ddc->realize(dimm, errp);
+ }
}
static void dimm_class_init(ObjectClass *oc, void *data)
diff --git a/include/hw/mem/dimm.h b/include/hw/mem/dimm.h
index 84a62ed..663288d 100644
--- a/include/hw/mem/dimm.h
+++ b/include/hw/mem/dimm.h
@@ -65,6 +65,7 @@ typedef struct DIMMDeviceClass {
DeviceClass parent_class;
/* public */
+ void (*realize)(DIMMDevice *dimm, Error **errp);
MemoryRegion *(*get_memory_region)(DIMMDevice *dimm);
} DIMMDeviceClass;
--
1.8.3.1
--
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