[PATCH] xfstests: introduce FSX_AVOID env var

[Eric Sandeen]

On 4/25/14, 1:31 AM, Christoph Hellwig wrote:
> On Mon, Apr 21, 2014 at 11:30:04AM -0500, Eric Sandeen wrote:
>> Just like FSSTRESS_AVOID, FSX_AVOID can be used to add
>> options at the end of the default fsx runs in each test.
>> i.e. FSX_AVOID="-H -z -C" will disable punch hole, zero range,
>> and collapse range calls in all tests which run fsx.
>>
>> This should handle Ted's concerns about buggy ext4 fallocate
>> code without needing to add tunables to the kernel to reject
>> these operations during xfstests runs.
> 
> I would much prefer to add a little _run_fsx helper to encapsulate this.
> 

Dave already merged it, but yeah, that's a good idea, for fsx
as well as fsstress.

-Eric