[Qemu-block] [PATCH 5.5/7] dirty-bitmap: drop unused bdrv_undo_clear_dirty_bitmap

[Vladimir Sementsov-Ogievskiy]

Signed-off-by: Vladimir Sementsov-Ogievskiy <address@hidden>
---
 include/block/block_int.h | 1 -
 block/dirty-bitmap.c      | 9 ---------
 2 files changed, 10 deletions(-)

diff --git a/include/block/block_int.h b/include/block/block_int.h
index e5af7820ff..bd857d5099 100644
--- a/include/block/block_int.h
+++ b/include/block/block_int.h
@@ -1079,7 +1079,6 @@ bool blk_dev_is_medium_locked(BlockBackend *blk);
 void bdrv_set_dirty(BlockDriverState *bs, int64_t offset, int64_t bytes);
 
 void bdrv_clear_dirty_bitmap(BdrvDirtyBitmap *bitmap, HBitmap **out);
-void bdrv_undo_clear_dirty_bitmap(BdrvDirtyBitmap *bitmap, HBitmap *in);
 
 void bdrv_inc_in_flight(BlockDriverState *bs);
 void bdrv_dec_in_flight(BlockDriverState *bs);
diff --git a/block/dirty-bitmap.c b/block/dirty-bitmap.c
index 1812e17549..3c69a8eed9 100644
--- a/block/dirty-bitmap.c
+++ b/block/dirty-bitmap.c
@@ -607,15 +607,6 @@ void bdrv_clear_dirty_bitmap(BdrvDirtyBitmap *bitmap, 
HBitmap **out)
     bdrv_dirty_bitmap_unlock(bitmap);
 }
 
-void bdrv_undo_clear_dirty_bitmap(BdrvDirtyBitmap *bitmap, HBitmap *in)
-{
-    HBitmap *tmp = bitmap->bitmap;
-    assert(bdrv_dirty_bitmap_enabled(bitmap));
-    assert(!bdrv_dirty_bitmap_readonly(bitmap));
-    bitmap->bitmap = in;
-    hbitmap_free(tmp);
-}
-
 uint64_t bdrv_dirty_bitmap_serialization_size(const BdrvDirtyBitmap *bitmap,
                                               uint64_t offset, uint64_t bytes)
 {
-- 
2.11.1