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[Qemu-devel] [PULL 02/31] mirror: Use DIV_ROUND_UP
From: |
Kevin Wolf |
Subject: |
[Qemu-devel] [PULL 02/31] mirror: Use DIV_ROUND_UP |
Date: |
Wed, 30 Apr 2014 20:23:34 +0200 |
From: Fam Zheng <address@hidden>
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 <address@hidden>
Signed-off-by: Kevin Wolf <address@hidden>
---
block/mirror.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/block/mirror.c b/block/mirror.c
index 36f4f8e..95366ad 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
--
1.8.3.1
- [Qemu-devel] [PULL 00/31] Block patches, Kevin Wolf, 2014/04/30
- [Qemu-devel] [PULL 01/31] block: fix qemu-img --help invocation, Kevin Wolf, 2014/04/30
- [Qemu-devel] [PULL 02/31] mirror: Use DIV_ROUND_UP,
Kevin Wolf <=
- [Qemu-devel] [PULL 03/31] block: Add '--version' option to qemu-img, Kevin Wolf, 2014/04/30
- [Qemu-devel] [PULL 04/31] block: Ignore duplicate or NULL format_name in bdrv_iterate_format, Kevin Wolf, 2014/04/30
- [Qemu-devel] [PULL 07/31] block: qemu-iotests - fix image cleanup when using spaced pathnames, Kevin Wolf, 2014/04/30
- [Qemu-devel] [PULL 06/31] mirror: Check for bdrv_get_info result, Kevin Wolf, 2014/04/30
- [Qemu-devel] [PULL 08/31] block: qemu-iotests: make test 019 and 086 work with spaced pathnames, Kevin Wolf, 2014/04/30
- [Qemu-devel] [PULL 05/31] mirror: Fix resource leak when bdrv_getlength fails, Kevin Wolf, 2014/04/30
- [Qemu-devel] [PULL 10/31] iotests: Discarding compressed clusters on qcow2, Kevin Wolf, 2014/04/30
- [Qemu-devel] [PULL 09/31] qcow2: Fix discard, Kevin Wolf, 2014/04/30
- [Qemu-devel] [PULL 11/31] block: Create bdrv_inherited_flags(), Kevin Wolf, 2014/04/30
- [Qemu-devel] [PULL 12/31] block: Create bdrv_backing_flags(), Kevin Wolf, 2014/04/30