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authorMax Reitz <mreitz@redhat.com>2018-06-13 20:18:18 +0200
committerMax Reitz <mreitz@redhat.com>2018-06-18 17:04:57 +0200
commit72d10a94213a954ad569095cb4491f2ae0853c40 (patch)
treed465f9098cde861cc3c70990d0d789c8ed8950dc /include/block/dirty-bitmap.h
parent269576848ec3d57d2d958cf5ac69b08c44adf816 (diff)
block/dirty-bitmap: Add bdrv_dirty_iter_next_area
This new function allows to look for a consecutively dirty area in a dirty bitmap. Signed-off-by: Max Reitz <mreitz@redhat.com> Reviewed-by: Fam Zheng <famz@redhat.com> Reviewed-by: John Snow <jsnow@redhat.com> Message-id: 20180613181823.13618-10-mreitz@redhat.com Signed-off-by: Max Reitz <mreitz@redhat.com>
Diffstat (limited to 'include/block/dirty-bitmap.h')
-rw-r--r--include/block/dirty-bitmap.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/block/dirty-bitmap.h b/include/block/dirty-bitmap.h
index 02e0cbabd2..288dc6adb6 100644
--- a/include/block/dirty-bitmap.h
+++ b/include/block/dirty-bitmap.h
@@ -82,6 +82,8 @@ void bdrv_set_dirty_bitmap_locked(BdrvDirtyBitmap *bitmap,
void bdrv_reset_dirty_bitmap_locked(BdrvDirtyBitmap *bitmap,
int64_t offset, int64_t bytes);
int64_t bdrv_dirty_iter_next(BdrvDirtyBitmapIter *iter);
+bool bdrv_dirty_iter_next_area(BdrvDirtyBitmapIter *iter, uint64_t max_offset,
+ uint64_t *offset, int *bytes);
void bdrv_set_dirty_iter(BdrvDirtyBitmapIter *hbi, int64_t offset);
int64_t bdrv_get_dirty_count(BdrvDirtyBitmap *bitmap);
int64_t bdrv_get_meta_dirty_count(BdrvDirtyBitmap *bitmap);