[Qemu-devel] [PATCH] block: use DIV_ROUND_UP in bdrv_co_do_readv

[Fam Zheng]

Signed-off-by: Fam Zheng <f...@redhat.com>
---
 block.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/block.c b/block.c
index ea4956d..fe7b060 100644
--- a/block.c
+++ b/block.c
@@ -2669,7 +2669,7 @@ 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,
-- 
1.8.3.1