[v6,05/10] block: Add two dirty bitmap getters

Commit Message

John Snow July 15, 2016, 8:27 p.m. UTC

From: Fam Zheng <[e-mail]>

For dirty bitmap users to get the size and the name of a
BdrvDirtyBitmap.

Signed-off-by: Fam Zheng <[e-mail]>
Reviewed-by: John Snow <[e-mail]>
Reviewed-by: Max Reitz <[e-mail]>
Signed-off-by: John Snow <[e-mail]>
---
 block/dirty-bitmap.c         | 10 ++++++++++
 include/block/dirty-bitmap.h |  2 ++
 2 files changed, 12 insertions(+)

Patch

diff --git a/block/dirty-bitmap.c b/block/dirty-bitmap.c
index 9c53c56..a71c9b7 100644
--- a/block/dirty-bitmap.c
+++ b/block/dirty-bitmap.c
@@ -154,6 +154,16 @@  void bdrv_dirty_bitmap_reset_meta(BlockDriverState *bs,
     hbitmap_reset(bitmap->meta, sector, nb_sectors);
 }
 
+int64_t bdrv_dirty_bitmap_size(const BdrvDirtyBitmap *bitmap)
+{
+    return bitmap->size;
+}
+
+const char *bdrv_dirty_bitmap_name(const BdrvDirtyBitmap *bitmap)
+{
+    return bitmap->name;
+}
+
 bool bdrv_dirty_bitmap_frozen(BdrvDirtyBitmap *bitmap)
 {
     return bitmap->successor;
diff --git a/include/block/dirty-bitmap.h b/include/block/dirty-bitmap.h
index 50e0fca..caa4d82 100644
--- a/include/block/dirty-bitmap.h
+++ b/include/block/dirty-bitmap.h
@@ -32,6 +32,8 @@  uint32_t bdrv_get_default_bitmap_granularity(BlockDriverState *bs);
 uint32_t bdrv_dirty_bitmap_granularity(BdrvDirtyBitmap *bitmap);
 bool bdrv_dirty_bitmap_enabled(BdrvDirtyBitmap *bitmap);
 bool bdrv_dirty_bitmap_frozen(BdrvDirtyBitmap *bitmap);
+const char *bdrv_dirty_bitmap_name(const BdrvDirtyBitmap *bitmap);
+int64_t bdrv_dirty_bitmap_size(const BdrvDirtyBitmap *bitmap);
 DirtyBitmapStatus bdrv_dirty_bitmap_status(BdrvDirtyBitmap *bitmap);
 int bdrv_get_dirty(BlockDriverState *bs, BdrvDirtyBitmap *bitmap,
                    int64_t sector);