[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Qemu-devel] [PATCH v3 20/32] dimm: introduce realize callback
From: |
Xiao Guangrong |
Subject: |
[Qemu-devel] [PATCH v3 20/32] dimm: introduce realize callback |
Date: |
Sun, 11 Oct 2015 11:52:52 +0800 |
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 <address@hidden>
---
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 efe964a..7a87761 100644
--- a/hw/mem/dimm.c
+++ b/hw/mem/dimm.c
@@ -422,6 +422,7 @@ 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");
@@ -434,6 +435,10 @@ 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
- Re: [Qemu-devel] [PATCH v3 08/32] exec: allow memory to be allocated from any kind of path, (continued)
[Qemu-devel] [PATCH v3 20/32] dimm: introduce realize callback,
Xiao Guangrong <=
[Qemu-devel] [PATCH v3 28/32] nvdimm: support DSM_CMD_NAMESPACE_LABEL_SIZE function, Xiao Guangrong, 2015/10/10
[Qemu-devel] [PATCH v3 05/32] acpi: add aml_concatenate, Xiao Guangrong, 2015/10/10
[Qemu-devel] [PATCH v3 06/32] acpi: add aml_object_type, Xiao Guangrong, 2015/10/10
[Qemu-devel] [PATCH v3 09/32] exec: allow file_ram_alloc to work on file, Xiao Guangrong, 2015/10/10
[Qemu-devel] [PATCH v3 19/32] dimm: keep the state of the whole backend memory, Xiao Guangrong, 2015/10/10
[Qemu-devel] [PATCH v3 27/32] nvdimm: support DSM_CMD_IMPLEMENTED function, Xiao Guangrong, 2015/10/10