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authorFam Zheng <famz@redhat.com>2014-04-28 10:59:28 +0800
committerKevin Wolf <kwolf@redhat.com>2014-04-28 17:36:30 +0200
commitf0e973601250a3f1579ff77230c419c562958fa8 (patch)
treef53946ceadb64ac9bcacb9ff4b6fe5b94901bbae /block
parent7db1689c35a6f7477c691c31232ec10725ba9dfe (diff)
mirror: Use DIV_ROUND_UP
Although bdrv_getlength() was just called above this, and checked for error, it is better to just use the value we already get, and use DIV_ROUND_UP. Signed-off-by: Fam Zheng <famz@redhat.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'block')
-rw-r--r--block/mirror.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/block/mirror.c b/block/mirror.c
index 36f4f8e8bd..95366adb3a 100644
--- a/block/mirror.c
+++ b/block/mirror.c
@@ -329,7 +329,7 @@ static void coroutine_fn mirror_run(void *opaque)
return;
}
- length = (bdrv_getlength(bs) + s->granularity - 1) / s->granularity;
+ length = DIV_ROUND_UP(s->common.len, s->granularity);
s->in_flight_bitmap = bitmap_new(length);
/* If we have no backing file yet in the destination, we cannot let