diff options
Diffstat (limited to 'block/dirty-bitmap.c')
| -rw-r--r-- | block/dirty-bitmap.c | 22 |
1 files changed, 14 insertions, 8 deletions
diff --git a/block/dirty-bitmap.c b/block/dirty-bitmap.c index ad559c62b1..117837b3cc 100644 --- a/block/dirty-bitmap.c +++ b/block/dirty-bitmap.c @@ -509,35 +509,41 @@ int64_t bdrv_dirty_iter_next(BdrvDirtyBitmapIter *iter) /* Called within bdrv_dirty_bitmap_lock..unlock */ void bdrv_set_dirty_bitmap_locked(BdrvDirtyBitmap *bitmap, - int64_t cur_sector, int64_t nr_sectors) + int64_t offset, int64_t bytes) { + int64_t end_sector = DIV_ROUND_UP(offset + bytes, BDRV_SECTOR_SIZE); + assert(bdrv_dirty_bitmap_enabled(bitmap)); assert(!bdrv_dirty_bitmap_readonly(bitmap)); - hbitmap_set(bitmap->bitmap, cur_sector, nr_sectors); + hbitmap_set(bitmap->bitmap, offset >> BDRV_SECTOR_BITS, + end_sector - (offset >> BDRV_SECTOR_BITS)); } void bdrv_set_dirty_bitmap(BdrvDirtyBitmap *bitmap, - int64_t cur_sector, int64_t nr_sectors) + int64_t offset, int64_t bytes) { bdrv_dirty_bitmap_lock(bitmap); - bdrv_set_dirty_bitmap_locked(bitmap, cur_sector, nr_sectors); + bdrv_set_dirty_bitmap_locked(bitmap, offset, bytes); bdrv_dirty_bitmap_unlock(bitmap); } /* Called within bdrv_dirty_bitmap_lock..unlock */ void bdrv_reset_dirty_bitmap_locked(BdrvDirtyBitmap *bitmap, - int64_t cur_sector, int64_t nr_sectors) + int64_t offset, int64_t bytes) { + int64_t end_sector = DIV_ROUND_UP(offset + bytes, BDRV_SECTOR_SIZE); + assert(bdrv_dirty_bitmap_enabled(bitmap)); assert(!bdrv_dirty_bitmap_readonly(bitmap)); - hbitmap_reset(bitmap->bitmap, cur_sector, nr_sectors); + hbitmap_reset(bitmap->bitmap, offset >> BDRV_SECTOR_BITS, + end_sector - (offset >> BDRV_SECTOR_BITS)); } void bdrv_reset_dirty_bitmap(BdrvDirtyBitmap *bitmap, - int64_t cur_sector, int64_t nr_sectors) + int64_t offset, int64_t bytes) { bdrv_dirty_bitmap_lock(bitmap); - bdrv_reset_dirty_bitmap_locked(bitmap, cur_sector, nr_sectors); + bdrv_reset_dirty_bitmap_locked(bitmap, offset, bytes); bdrv_dirty_bitmap_unlock(bitmap); } |