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| author | Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com> | 2017-10-12 16:53:09 +0300 |
|---|---|---|
| committer | Jeff Cody <jcody@redhat.com> | 2017-12-18 10:54:13 -0500 |
| commit | 56207df55ea546f3e72578a5920e68a346440b1a (patch) | |
| tree | f3402035ecf937a994f7567663c54408e66939bf /block/dirty-bitmap.c | |
| parent | 411ad78115ebeb3411cf4b7622784b93dfabe259 (diff) | |
| download | qemu-56207df55ea546f3e72578a5920e68a346440b1a.zip qemu-56207df55ea546f3e72578a5920e68a346440b1a.tar.gz qemu-56207df55ea546f3e72578a5920e68a346440b1a.tar.bz2 | |
hbitmap: add next_zero function
The function searches for next zero bit.
Also add interface for BdrvDirtyBitmap and unit test.
Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: John Snow <jsnow@redhat.com>
Message-id: 20171012135313.227864-2-vsementsov@virtuozzo.com
Signed-off-by: Jeff Cody <jcody@redhat.com>
Diffstat (limited to 'block/dirty-bitmap.c')
| -rw-r--r-- | block/dirty-bitmap.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/block/dirty-bitmap.c b/block/dirty-bitmap.c index bd04e99..7879d13 100644 --- a/block/dirty-bitmap.c +++ b/block/dirty-bitmap.c @@ -715,3 +715,8 @@ char *bdrv_dirty_bitmap_sha256(const BdrvDirtyBitmap *bitmap, Error **errp) { return hbitmap_sha256(bitmap->bitmap, errp); } + +int64_t bdrv_dirty_bitmap_next_zero(BdrvDirtyBitmap *bitmap, uint64_t offset) +{ + return hbitmap_next_zero(bitmap->bitmap, offset); +} |