From 59e8453a72e598b9bef47200ebed3abbd0b31957 Mon Sep 17 00:00:00 2001
From: Sasha Levin <levinsasha928@gmail.com>
Date: Wed, 9 Nov 2011 14:00:49 +0200
Subject: [PATCH] kvm tools: Remove async flag from QCOW

QCOW disk image async flag was erroneously enabled, while QCOW doesn't support
async ops yet.

This has caused a hang when booting QCOW images.

Reported-and-tested-by: Richard -rw- Weinberger <richard.weinberger@gmail.com>
Signed-off-by: Sasha Levin <levinsasha928@gmail.com>
Signed-off-by: Pekka Enberg <penberg@kernel.org>
---
 disk/qcow.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/disk/qcow.c b/disk/qcow.c
index 87385df..680b37d 100644
--- a/disk/qcow.c
+++ b/disk/qcow.c
@@ -1146,7 +1146,7 @@ static struct disk_image *qcow2_probe(int fd, bool readonly)
 	if (!disk_image)
 		goto free_refcount_table;
 
-	disk_image->async = 1;
+	disk_image->async = 0;
 	disk_image->priv = q;
 
 	return disk_image;