diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/block/dirty-bitmap.h | 2 | ||||
| -rw-r--r-- | include/qemu/hbitmap.h | 12 |
2 files changed, 14 insertions, 0 deletions
diff --git a/include/block/dirty-bitmap.h b/include/block/dirty-bitmap.h index f95d350..6528336 100644 --- a/include/block/dirty-bitmap.h +++ b/include/block/dirty-bitmap.h @@ -115,6 +115,8 @@ int64_t bdrv_dirty_bitmap_next_zero(BdrvDirtyBitmap *bitmap, int64_t offset, bool bdrv_dirty_bitmap_next_dirty_area(BdrvDirtyBitmap *bitmap, int64_t start, int64_t end, int64_t max_dirty_count, int64_t *dirty_start, int64_t *dirty_count); +bool bdrv_dirty_bitmap_status(BdrvDirtyBitmap *bitmap, int64_t offset, + int64_t bytes, int64_t *count); BdrvDirtyBitmap *bdrv_reclaim_dirty_bitmap_locked(BdrvDirtyBitmap *bitmap, Error **errp); diff --git a/include/qemu/hbitmap.h b/include/qemu/hbitmap.h index 5e71b6d..5bd986a 100644 --- a/include/qemu/hbitmap.h +++ b/include/qemu/hbitmap.h @@ -340,6 +340,18 @@ bool hbitmap_next_dirty_area(const HBitmap *hb, int64_t start, int64_t end, int64_t max_dirty_count, int64_t *dirty_start, int64_t *dirty_count); +/* + * bdrv_dirty_bitmap_status: + * @hb: The HBitmap to operate on + * @start: The bit to start from + * @count: Number of bits to proceed + * @pnum: Out-parameter. How many bits has same value starting from @start + * + * Returns true if bitmap is dirty at @start, false otherwise. + */ +bool hbitmap_status(const HBitmap *hb, int64_t start, int64_t count, + int64_t *pnum); + /** * hbitmap_iter_next: * @hbi: HBitmapIter to operate on. |