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block/dirty-bitmap: introduce bdrv_dirty_bitmap_status()

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Add a convenient function similar with bdrv_block_status() to get
status of dirty bitmap.

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: Hanna Reitz <hreitz@redhat.com>
Message-Id: <20220303194349.2304213-9-vsementsov@virtuozzo.com>
Signed-off-by: Hanna Reitz <hreitz@redhat.com>
This commit is contained in:
Vladimir Sementsov-Ogievskiy 2022-03-03 20:43:41 +01:00 • committed by Hanna Reitz
parent 84b1e80f67
commit a6426475a7
4 changed files with 53 additions and 0 deletions
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6
block/dirty-bitmap.c
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@ -879,6 +879,12 @@ bool bdrv_dirty_bitmap_next_dirty_area(BdrvDirtyBitmap *bitmap,
dirty_start, dirty_count);
}
bool bdrv_dirty_bitmap_status(BdrvDirtyBitmap *bitmap, int64_t offset,
int64_t bytes, int64_t *count)
{
return hbitmap_status(bitmap->bitmap, offset, bytes, count);
}
/**
* bdrv_merge_dirty_bitmap: merge src into dest.
* Ensures permissions on bitmaps are reasonable; use for public API.