On 07/25/2012 06:21 AM, Stefan Hajnoczi wrote:
> This tests establishes the basic post-conditions of the qcow2 lazy
> refcounts features:
> 
>   1. If the image was closed normally, it is marked clean.
> 
>   2. If an allocating write was performed and the image was not close
>      normally, then it is marked dirty.
> 
>      a. Written data can be read back successfully.
>      b. The image file can be repaired and will be marked clean again.
> 
> Signed-off-by: Stefan Hajnoczi <stefa...@linux.vnet.ibm.com>

> +++ b/tests/qemu-iotests/039
> @@ -0,0 +1,117 @@
> +#!/bin/bash

Since you are assuming bash (and even if you were to assume POSIX
/bin/sh)...

> +
> +seq=`basename $0`

I prefer $() over ``.

> +echo "QA output created by $seq"
> +
> +here=`pwd`

POSIX (and therefore bash) guarantees that $PWD is sane, and faster to
access than $(pwd).

> +tmp=/tmp/$$

That's not very secure.  It may be worth using bash's $RANDOM, or using
mkstemp(1).

Beyond that, the series seemed reasonable to me.

-- 
Eric Blake   ebl...@redhat.com    +1-919-301-3266
Libvirt virtualization library http://libvirt.org

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