[LTP] [PATCH v2] userfaultfd: Use two-step handshake to probe features

[Ricardo Branco]

On 5/5/26 2:07 PM, Cyril Hrubis wrote:
> Hi!
>>> However I would put this code into a common header and call it only in
>>> the test setup (so that it's not executed on each test iteration).
>>>
>>> #define CHECK_UFFD_FLAG(flag) do { \
>>>           ... \
>>> 	if (!(uffdio_api.features & (flag))) \
>>> 		tst_brk(TCONF, #flag " not supported"); \
>>> 	... \
>>> } while (0)
>>>
>> Will add this macro.  Let's keep doing the 2 step handshake though.
> Sure, sounds good to me.
>
Just did it in a 2-part v3.

Cheers,
R