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[Qemu-devel] [PATCH] block: use DIV_ROUND_UP in bdrv_co_do_readv
From: |
Fam Zheng |
Subject: |
[Qemu-devel] [PATCH] block: use DIV_ROUND_UP in bdrv_co_do_readv |
Date: |
Thu, 26 Sep 2013 19:55:33 +0800 |
Signed-off-by: Fam Zheng <address@hidden>
---
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
- [Qemu-devel] [PATCH] block: use DIV_ROUND_UP in bdrv_co_do_readv,
Fam Zheng <=