From a9c49a6b023fd3706002fd8d549c58f0343932f8 Mon Sep 17 00:00:00 2001
From: Kevin Wolf <kwolf@redhat.com>
Date: Wed, 26 Jan 2011 16:56:34 +0100
Subject: [PATCH] qemu-io: Fix discard command

qemu-io passed bytes where it's supposed to pass sectors, so discard requests
were off.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>
---
 qemu-io.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/qemu-io.c b/qemu-io.c
index 5b24c5eec2..4470e49bc8 100644
--- a/qemu-io.c
+++ b/qemu-io.c
@@ -1465,7 +1465,7 @@ discard_f(int argc, char **argv)
 	}
 
 	gettimeofday(&t1, NULL);
-	ret = bdrv_discard(bs, offset, count);
+	ret = bdrv_discard(bs, offset >> BDRV_SECTOR_BITS, count >> BDRV_SECTOR_BITS);
 	gettimeofday(&t2, NULL);
 
 	if (ret < 0) {