diff --git a/hw/acpi/nvdimm.c b/hw/acpi/nvdimm.c
index 5c8be41..f8d7d19 100644
--- a/hw/acpi/nvdimm.c
+++ b/hw/acpi/nvdimm.c
@@ -531,6 +531,12 @@ static void nvdimm_dsm_func_label_size(NVDIMMDevice *nvdimm, GArray *out)
 static uint32_t nvdimm_rw_label_data_check(NVDIMMDevice *nvdimm,
                                            uint32_t offset, uint32_t length)
 {
+    if (!nvdimm->reserve_label_data) {
+        nvdimm_debug("read/write label request on the device without "
+                     "label data reserved.\n");
+        return NVDIMM_DSM_STATUS_NOT_SUPPORTED;
+    }
+
     if (offset + length < offset) {
         nvdimm_debug("offset %#x + length %#x is overflow.\n", offset,
                      length);
@@ -637,6 +643,12 @@ static void nvdimm_dsm_device(NvdimmDsmIn *in, GArray *out)
                                1 << 4 /* Get Namespace Label Size */ |
                                1 << 5 /* Get Namespace Label Data */ |
                                1 << 6 /* Set Namespace Label Data */);
+
+        /* no function support if the device does not have label data. */
+        if (!nvdimm->reserve_label_data) {
+            cmd_list = cpu_to_le64(0);
+        }
+
         build_append_int_noprefix(out, cmd_list, sizeof(cmd_list));
         goto free;
     case 0x4 /* Get Namespace Label Size */:
diff --git a/hw/mem/nvdimm.c b/hw/mem/nvdimm.c
index 185aa1a..1d89165 100644
--- a/hw/mem/nvdimm.c
+++ b/hw/mem/nvdimm.c
@@ -36,14 +36,15 @@ static void nvdimm_realize(DIMMDevice *dimm, Error **errp)
 {
     MemoryRegion *mr;
     NVDIMMDevice *nvdimm = NVDIMM(dimm);
-    uint64_t size;
+    uint64_t reserved_label_size, size;
 
     nvdimm->label_size = MIN_NAMESPACE_LABEL_SIZE;
+    reserved_label_size = nvdimm->reserve_label_data ? nvdimm->label_size : 0;
 
     mr = host_memory_backend_get_memory(dimm->hostmem, errp);
     size = memory_region_size(mr);
 
-    if (size <= nvdimm->label_size) {
+    if (size <= reserved_label_size) {
         char *path = object_get_canonical_path_component(OBJECT(dimm->hostmem));
         error_setg(errp, "the size of memdev %s (0x%" PRIx64 ") is too small"
                    " to contain nvdimm namespace label (0x%" PRIx64 ")", path,
@@ -52,15 +53,19 @@ static void nvdimm_realize(DIMMDevice *dimm, Error **errp)
     }
 
     memory_region_init_alias(&nvdimm->nvdimm_mr, OBJECT(dimm), "nvdimm-memory",
-                             mr, 0, size - nvdimm->label_size);
-    nvdimm->label_data = memory_region_get_ram_ptr(mr) +
-                         memory_region_size(&nvdimm->nvdimm_mr);
+                             mr, 0, size - reserved_label_size);
+
+    if (reserved_label_size) {
+        nvdimm->label_data = memory_region_get_ram_ptr(mr) +
+                             memory_region_size(&nvdimm->nvdimm_mr);
+    }
 }
 
 static void nvdimm_read_label_data(NVDIMMDevice *nvdimm, void *buf,
                                    uint64_t size, uint64_t offset)
 {
-    assert((nvdimm->label_size >= size + offset) && (offset + size > offset));
+    assert(nvdimm->reserve_label_data &&
+           (nvdimm->label_size >= size + offset) && (offset + size > offset));
 
     memcpy(buf, nvdimm->label_data + offset, size);
 }
@@ -72,7 +77,8 @@ static void nvdimm_write_label_data(NVDIMMDevice *nvdimm, const void *buf,
     DIMMDevice *dimm = DIMM(nvdimm);
     uint64_t backend_offset;
 
-    assert((nvdimm->label_size >= size + offset) && (offset + size > offset));
+    assert(nvdimm->reserve_label_data &&
+           (nvdimm->label_size >= size + offset) && (offset + size > offset));
 
     memcpy(nvdimm->label_data + offset, buf, size);
 
@@ -97,10 +103,33 @@ static void nvdimm_class_init(ObjectClass *oc, void *data)
     nvc->write_label_data = nvdimm_write_label_data;
 }
 
+static bool nvdimm_get_reserve_label_data(Object *obj, Error **errp)
+{
+    NVDIMMDevice *nvdimm = NVDIMM(obj);
+
+    return nvdimm->reserve_label_data;
+}
+
+static void
+nvdimm_set_reserve_label_data(Object *obj, bool value, Error **errp)
+{
+    NVDIMMDevice *nvdimm = NVDIMM(obj);
+
+    nvdimm->reserve_label_data = value;
+}
+
+static void nvdimm_init(Object *obj)
+{
+    object_property_add_bool(obj, "reserve-label-data",
+                             nvdimm_get_reserve_label_data,
+                             nvdimm_set_reserve_label_data, NULL);
+}
+
 static TypeInfo nvdimm_info = {
     .name          = TYPE_NVDIMM,
     .parent        = TYPE_DIMM,
     .instance_size = sizeof(NVDIMMDevice),
+    .instance_init = nvdimm_init,
     .class_init    = nvdimm_class_init,
     .class_size    = sizeof(NVDIMMClass),
 };
diff --git a/include/hw/mem/nvdimm.h b/include/hw/mem/nvdimm.h
index 7fdf591..b6ac266 100644
--- a/include/hw/mem/nvdimm.h
+++ b/include/hw/mem/nvdimm.h
@@ -63,6 +63,12 @@ struct NVDIMMDevice {
     /* public */
 
     /*
+     * if we need to reserve memory region for NVDIMM label data at
+     * the end of backend memory?
+     */
+    bool reserve_label_data;
+
+    /*
      * the size of label data in NVDIMM device which is presented to
      * guest via __DSM "Get Namespace Label Size" command.
      */
