[sheepdog] [PATCH] fix functional test script to detach loop device

[Liu Yuan]

On Mon, Dec 16, 2013 at 03:11:37PM +0800, Robin Dong wrote:
> From: Robin Dong <sanbai at taobao.com>
> 
> When I run test case 054 and 057, there will be error like:
> 
> 	057 Last Used:11s.  Test md hot-plug and hot-unplug - output mismatch (see 057.out.bad)
> 	--- 057.out	2013-11-20 11:04:05.405938952 +0800
> 	+++ 057.out.bad	2013-12-16 14:54:07.045241449 +0800
> 	@@ -1,30 +1,33 @@
> 	 QA output created by 057
> 	 +mount: could not find any free loop device
> 	 +mount: could not find any free loop device
> 	 +mount: could not find any free loop device
> 	  using backend plain store
> 
> The reason is _cleanup_devices only umount but not detach loop devices. So
> I add these detach operations.
> 

Applied thanks

Yuan