Curretly, the memory region of backed memory is directly mapped to
guest's address space, however, it is not true for nvdimm device
This patch let dimm device realize this fact and use
DIMMDeviceClass->get_memory_region method to get the mapped memory
region
Signed-off-by: Xiao Guangrong <guangrong.xiao@xxxxxxxxxxxxxxx>
---
hw/mem/dimm.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/hw/mem/dimm.c b/hw/mem/dimm.c
index 2e35764..b307511 100644
--- a/hw/mem/dimm.c
+++ b/hw/mem/dimm.c
@@ -373,8 +373,9 @@ static void dimm_get_size(Object *obj, Visitor *v, void *opaque,
int64_t value;
MemoryRegion *mr;
DIMMDevice *dimm = DIMM(obj);
+ DIMMDeviceClass *ddc = DIMM_GET_CLASS(obj);
- mr = host_memory_backend_get_memory(dimm->hostmem, errp);
+ mr = ddc->get_memory_region(dimm);
value = memory_region_size(mr);
visit_type_int(v, &value, name, errp);
--
1.8.3.1
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