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-rw-r--r--include/migration/vmstate.h13
1 files changed, 13 insertions, 0 deletions
diff --git a/include/migration/vmstate.h b/include/migration/vmstate.h
index 7267e38c1f..97d44d3953 100644
--- a/include/migration/vmstate.h
+++ b/include/migration/vmstate.h
@@ -374,6 +374,19 @@ extern const VMStateInfo vmstate_info_bitmap;
.offset = vmstate_offset_array(_state, _field, _type, _num),\
}
+/* a variable length array (i.e. _type *_field) but we know the
+ * length
+ */
+#define VMSTATE_STRUCT_VARRAY_KNOWN(_field, _state, _num, _version, _vmsd, _type) { \
+ .name = (stringify(_field)), \
+ .num = (_num), \
+ .version_id = (_version), \
+ .vmsd = &(_vmsd), \
+ .size = sizeof(_type), \
+ .flags = VMS_STRUCT|VMS_ARRAY, \
+ .offset = offsetof(_state, _field), \
+}
+
#define VMSTATE_STRUCT_VARRAY_UINT8(_field, _state, _field_num, _version, _vmsd, _type) { \
.name = (stringify(_field)), \
.num_offset = vmstate_offset_value(_state, _field_num, uint8_t), \