[PATCH] xfstests: make defrag test 222 generic

[Rich Johnston]

On 03/15/2013 09:55 AM, David Sterba wrote:
> On Tue, Mar 12, 2013 at 11:42:50AM -0500, Eric Sandeen wrote:
>> Define a new _defrag_dir() helper which just runs noisy/debug
>> dir defrag for ext4 and/or btrfs as well, and use that in 222
>> instead of hardcoded xfs_fsr.
>
> Dir defrag on btrfs does not recurse in the given directory to defrag
> all files, but defragments the tree of the containing subvolume and the
> whole extent tree (thus needs CAP_SYS_ADMIN).
>
> This is known (and not very intuitive) behaviour, it would be better to
> add a special parameter to defrag the root and/or the extent root and
> pass it down to the ioctl via flags.
>
> Until this is implemented I suggest to use a workaround via 'find':
>
>   find $dir -print -execdir $DEFRAG_PROG '{}' +
>
> Otherwise the test looks ok.
>
> david

Eric, I will make this change at commit time if you agree?

David, can I put your name as the reviewer when I do?

Thanks
--Rich