This returns the granularity (in sectors) of dirty bitmap.
Signed-off-by: Fam Zheng <f...@redhat.com>
Reviewed-by: Benoit Canet <ben...@irqsave.net>
---
block.c | 6 ++++++
include/block/block.h | 2 ++
2 files changed, 8 insertions(+)
diff --git a/block.c b/block.c
index dafde4b..1b12541 100644
--- a/block.c
+++ b/block.c
@@ -5356,6 +5356,12 @@ int bdrv_get_dirty(BlockDriverState *bs, BdrvDirtyBitmap
*bitmap, int64_t sector
}
}
+int bdrv_dirty_bitmap_granularity(BlockDriverState *bs,
+ BdrvDirtyBitmap *bitmap)
+{
+ return hbitmap_granularity(bitmap->bitmap);
+}
+
void bdrv_dirty_iter_init(BlockDriverState *bs,
BdrvDirtyBitmap *bitmap, HBitmapIter *hbi)
{
diff --git a/include/block/block.h b/include/block/block.h
index b0ef82c..87fa48e 100644
--- a/include/block/block.h
+++ b/include/block/block.h
@@ -428,6 +428,8 @@ BdrvDirtyBitmap *bdrv_find_dirty_bitmap(BlockDriverState
*bs,
void bdrv_dirty_bitmap_make_anon(BlockDriverState *bs, BdrvDirtyBitmap
*bitmap);
void bdrv_release_dirty_bitmap(BlockDriverState *bs, BdrvDirtyBitmap *bitmap);
BlockDirtyInfoList *bdrv_query_dirty_bitmaps(BlockDriverState *bs);
+int bdrv_dirty_bitmap_granularity(BlockDriverState *bs,
+ BdrvDirtyBitmap *bitmap);
int bdrv_get_dirty(BlockDriverState *bs, BdrvDirtyBitmap *bitmap, int64_t
sector);
void bdrv_set_dirty(BlockDriverState *bs, int64_t cur_sector, int nr_sectors);
void bdrv_reset_dirty(BlockDriverState *bs, int64_t cur_sector, int
nr_sectors);
--
1.9.3
