Re: [PATCH v2] selftests/futex: Skip futex_waitv tests if ENOSYS

["André Almeida" <andrealmeid@igalia.com>]

Hi Wake Liu,

Em 08/08/2025 04:15, Wake Liu escreveu:
> The futex_waitv() syscall was introduced in Linux 5.16. The existing
> test in futex_wait_timeout.c will fail on kernels older than 5.16
> due to the syscall not being implemented.
> 
> Modify the test_timeout() function to check if the error returned
> is ENOSYS. If it is, skip the test and report it as such, rather than
> failing. This ensures the selftests can be run on a wider range of
> kernel versions without false negatives.
> 
> Signed-off-by: Wake Liu <wakel@google.com>
> ---
>   .../selftests/futex/functional/futex_wait_timeout.c    | 10 +++++++---
>   tools/testing/selftests/futex/functional/futex_waitv.c |  8 ++++++++

tools/testing/selftests/futex/functional/futex_wait_wouldblock.c also 
have a call for futex_waitv().

Apart from that, futex2_wait() and futex2_wake() syscalls may need 
something similar?