diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/block/dirty-bitmap.h | 3 | ||||
| -rw-r--r-- | include/qemu/hbitmap.h | 25 |
2 files changed, 16 insertions, 12 deletions
diff --git a/include/block/dirty-bitmap.h b/include/block/dirty-bitmap.h index b1f0de12db..8a10029418 100644 --- a/include/block/dirty-bitmap.h +++ b/include/block/dirty-bitmap.h @@ -110,7 +110,8 @@ int64_t bdrv_dirty_bitmap_next_dirty(BdrvDirtyBitmap *bitmap, int64_t offset, int64_t bdrv_dirty_bitmap_next_zero(BdrvDirtyBitmap *bitmap, int64_t offset, int64_t bytes); bool bdrv_dirty_bitmap_next_dirty_area(BdrvDirtyBitmap *bitmap, - int64_t *offset, int64_t *bytes); + int64_t start, int64_t end, int64_t max_dirty_count, + int64_t *dirty_start, int64_t *dirty_count); BdrvDirtyBitmap *bdrv_reclaim_dirty_bitmap_locked(BdrvDirtyBitmap *bitmap, Error **errp); diff --git a/include/qemu/hbitmap.h b/include/qemu/hbitmap.h index 6e9ae51ed3..5e71b6d6f7 100644 --- a/include/qemu/hbitmap.h +++ b/include/qemu/hbitmap.h @@ -324,18 +324,21 @@ int64_t hbitmap_next_zero(const HBitmap *hb, int64_t start, int64_t count); /* hbitmap_next_dirty_area: * @hb: The HBitmap to operate on - * @start: in-out parameter. - * in: the offset to start from - * out: (if area found) start of found area - * @count: in-out parameter. - * in: length of requested region - * out: length of found area - * - * If dirty area found within [@start, @start + @count), returns true and sets - * @offset and @bytes appropriately. Otherwise returns false and leaves @offset - * and @bytes unchanged. + * @start: the offset to start from + * @end: end of requested area + * @max_dirty_count: limit for out parameter dirty_count + * @dirty_start: on success: start of found area + * @dirty_count: on success: length of found area + * + * If dirty area found within [@start, @end), returns true and sets + * @dirty_start and @dirty_count appropriately. @dirty_count will not exceed + * @max_dirty_count. + * If dirty area was not found, returns false and leaves @dirty_start and + * @dirty_count unchanged. */ -bool hbitmap_next_dirty_area(const HBitmap *hb, int64_t *start, int64_t *count); +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); /** * hbitmap_iter_next: |