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[PULL,v2,08/11] migration: Add VMSTATE_STRUCT_2DARRAY()

Message ID b75c958d888f3c973bae6c6471edacf53fb27182.1493858877.git.shorne@gmail.com (mailing list archive)
State New, archived
Headers show

Commit Message

Stafford Horne May 4, 2017, 12:53 a.m. UTC 
For openrisc we implement tlb state as a 2d array of tlb entry structs.
This is added to allow easy storing of state of 2d arrays.

Signed-off-by: Stafford Horne <shorne@gmail.com>
---
 include/migration/vmstate.h | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
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Patch

diff --git a/include/migration/vmstate.h b/include/migration/vmstate.h
index f2dbf84..4834e55 100644
--- a/include/migration/vmstate.h
+++ b/include/migration/vmstate.h
@@ -499,6 +499,19 @@  extern const VMStateInfo vmstate_info_qtailq;
     .offset       = vmstate_offset_array(_state, _field, _type, _num),\
 }
 
+#define VMSTATE_STRUCT_2DARRAY_TEST(_field, _state, _n1, _n2, _test, \
+                                    _version, _vmsd, _type) {        \
+    .name         = (stringify(_field)),                             \
+    .num          = (_n1) * (_n2),                                   \
+    .field_exists = (_test),                                         \
+    .version_id   = (_version),                                      \
+    .vmsd         = &(_vmsd),                                        \
+    .size         = sizeof(_type),                                   \
+    .flags        = VMS_STRUCT | VMS_ARRAY,                          \
+    .offset       = vmstate_offset_2darray(_state, _field, _type,    \
+                                           _n1, _n2),                \
+}
+
 #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), \
@@ -746,6 +759,11 @@  extern const VMStateInfo vmstate_info_qtailq;
     VMSTATE_STRUCT_ARRAY_TEST(_field, _state, _num, NULL, _version,   \
             _vmsd, _type)
 
+#define VMSTATE_STRUCT_2DARRAY(_field, _state, _n1, _n2, _version,    \
+            _vmsd, _type)                                             \
+    VMSTATE_STRUCT_2DARRAY_TEST(_field, _state, _n1, _n2, NULL,       \
+            _version, _vmsd, _type)
+
 #define VMSTATE_BUFFER_UNSAFE_INFO(_field, _state, _version, _info, _size) \
     VMSTATE_BUFFER_UNSAFE_INFO_TEST(_field, _state, NULL, _version, _info, \
             _size)