Signed-off-by: Vladimir Sementsov-Ogievskiy <[email protected]>
Reviewed-by: Max Reitz <[email protected]>
---
block/dirty-bitmap.c | 7 +++++++
include/block/dirty-bitmap.h | 3 +++
2 files changed, 10 insertions(+)
diff --git a/block/dirty-bitmap.c b/block/dirty-bitmap.c
index 4d026df1bd..fe34d488aa 100644
--- a/block/dirty-bitmap.c
+++ b/block/dirty-bitmap.c
@@ -582,3 +582,10 @@ bool bdrv_has_persistent_bitmaps(BlockDriverState *bs)
return false;
}
+
+BdrvDirtyBitmap *bdrv_dirty_bitmap_next(BlockDriverState *bs,
+ BdrvDirtyBitmap *bitmap)
+{
+ return bitmap == NULL ? QLIST_FIRST(&bs->dirty_bitmaps) :
+ QLIST_NEXT(bitmap, list);
+}
diff --git a/include/block/dirty-bitmap.h b/include/block/dirty-bitmap.h
index 8dbd16b040..d71edc4d13 100644
--- a/include/block/dirty-bitmap.h
+++ b/include/block/dirty-bitmap.h
@@ -81,6 +81,9 @@ void bdrv_dirty_bitmap_set_persistance(BdrvDirtyBitmap
*bitmap,
bool persistent);
bool bdrv_dirty_bitmap_get_persistance(BdrvDirtyBitmap *bitmap);
+BdrvDirtyBitmap *bdrv_dirty_bitmap_next(BlockDriverState *bs,
+ BdrvDirtyBitmap *bitmap);
+
bool bdrv_has_persistent_bitmaps(BlockDriverState *bs);
#endif
--
2.11.0
