[PATCH] Add btrfs ioctl support.

[Jeff Mahoney]

On 5/13/16 11:30 AM, Line Printer wrote:
> On Fri, May 13, 2016 at 6:01 PM, Jeff Mahoney <jeffm at suse.com> wrote:
>> On 5/13/16 10:57 AM, Line Printer wrote:
>>> On Thu, May 5, 2016 at 3:07 AM,  <jeffm at suse.com> wrote:
>>>> From: Jeff Mahoney <jeffm at suse.com>
>>>>
>>>>  btrfs.c                            | 1298 ++++++++++++++++++++++++++++++++++++
>>>
>>> Would you care to enrich your code with a number of tests? You seem to
>>> be most suitable for this task.
>>
>> I had started work on this, but the main issue is that you need an
>> actual file system to test and modify. It quickly turns into a btrfs
>> regression test suite instead of strace tests and introduces a
>> requirement on the btrfs userspace tools.
> 
> Take a look at tests/ioctl_v4l2.c. By passing -1 as the first argument
> to ioctl(2) you should be able to test at least some requests.

Testing EBADF seems like pretty pointless testing.

-Jeff

-- 
Jeff Mahoney
SUSE Labs

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