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hbitmap: fix hbitmap_status() return value for first dirty bit case 

The last return statement should return true, as we already evaluated that
start == next_dirty

Also, fix hbitmap_status() description in header

Cc: qemu-stable@nongnu.org
Fixes: a6426475a7 ("block/dirty-bitmap: introduce bdrv_dirty_bitmap_status()")
Signed-off-by: Andrey Zhadchenko <andrey.zhadchenko@virtuozzo.com>
Message-Id: <20230202181523.423131-1-andrey.zhadchenko@virtuozzo.com>
Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@yandex-team.ru>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Kevin Wolf <kwolf@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Andrey Zhadchenko 2023-02-02 21:15:23 +03:00 committed by Kevin Wolf
parent 005ee3cdc7
commit a4d5224c2c
2 changed files with 2 additions and 2 deletions
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2
include/qemu/hbitmap.h
View File

@ -330,7 +330,7 @@ bool hbitmap_next_dirty_area(const HBitmap *hb, int64_t start, int64_t end,
int64_t *dirty_start, int64_t *dirty_count); int64_t *dirty_start, int64_t *dirty_count);
/* /*
* bdrv_dirty_bitmap_status: * hbitmap_status:
* @hb: The HBitmap to operate on * @hb: The HBitmap to operate on
* @start: The bit to start from * @start: The bit to start from
* @count: Number of bits to proceed * @count: Number of bits to proceed

2
util/hbitmap.c
View File

@ -331,7 +331,7 @@ bool hbitmap_status(const HBitmap *hb, int64_t start, int64_t count,
assert(next_zero > start); assert(next_zero > start);
*pnum = next_zero - start; *pnum = next_zero - start;
return false; return true;
} }
bool hbitmap_empty(const HBitmap *hb) bool hbitmap_empty(const HBitmap *hb)