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authorFam Zheng <famz@redhat.com>2013-09-26 19:55:33 +0800
committerKevin Wolf <kwolf@redhat.com>2013-09-26 14:11:06 +0200
commitd055a1fec37ec84fd3e87d48a0e766a9ff8369c4 (patch)
treec7e5845905dd1846438ea0dcc99998e1c47e8b5b /block.c
parentc01dbccbad647be5784be39eb8fa0144732295db (diff)
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block: use DIV_ROUND_UP in bdrv_co_do_readv
Signed-off-by: Fam Zheng <famz@redhat.com> Reviewed-by: Eric Blake <eblake@redhat.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'block.c')
-rw-r--r--block.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/block.c b/block.c
index 4833b37..93e113a 100644
--- a/block.c
+++ b/block.c
@@ -2653,7 +2653,7 @@ static int coroutine_fn bdrv_co_do_readv(BlockDriverState *bs,
goto out;
}
- total_sectors = (len + BDRV_SECTOR_SIZE - 1) >> BDRV_SECTOR_BITS;
+ total_sectors = DIV_ROUND_UP(len, BDRV_SECTOR_SIZE);
max_nb_sectors = MAX(0, total_sectors - sector_num);
if (max_nb_sectors > 0) {
ret = drv->bdrv_co_readv(bs, sector_num,