diff options
| author | Kevin Wolf <kwolf@redhat.com> | 2013-12-03 15:31:25 +0100 |
|---|---|---|
| committer | Kevin Wolf <kwolf@redhat.com> | 2014-01-24 17:40:02 +0100 |
| commit | 793ed47a7a2b09b67cb2a8863dff531436532b5c (patch) | |
| tree | 3a5d1e5b7a0a0ef74e1b12af6f7c8eafe3d92579 /block | |
| parent | 6601553e27091ffe240bea69227adce941fe12e8 (diff) | |
block: Switch BdrvTrackedRequest to byte granularity
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Reviewed-by: Benoit Canet <benoit@irqsave.net>
Diffstat (limited to 'block')
| -rw-r--r-- | block/backup.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/block/backup.c b/block/backup.c index 0198514043..15a2e55e8e 100644 --- a/block/backup.c +++ b/block/backup.c @@ -181,8 +181,13 @@ static int coroutine_fn backup_before_write_notify( void *opaque) { BdrvTrackedRequest *req = opaque; + int64_t sector_num = req->offset >> BDRV_SECTOR_BITS; + int nb_sectors = req->bytes >> BDRV_SECTOR_BITS; - return backup_do_cow(req->bs, req->sector_num, req->nb_sectors, NULL); + assert((req->offset & (BDRV_SECTOR_SIZE - 1)) == 0); + assert((req->bytes & (BDRV_SECTOR_SIZE - 1)) == 0); + + return backup_do_cow(req->bs, sector_num, nb_sectors, NULL); } static void backup_set_speed(BlockJob *job, int64_t speed, Error **errp) |