Re: [PATCH v1 2/2] selftests/rseq: Fix mm_cid test failure

[Shuah Khan]

On 10/3/24 18:44, Mathieu Desnoyers wrote:
> Adapt the rseq.c/rseq.h code to follow GNU C library changes introduced by:
>
> commit 2e456ccf0c34 ("Linux: Make __rseq_size useful for feature detection (bug 31965)")
>
> Without this fix, rseq selftests for mm_cid fail:
>
> ./run_param_test.sh
> Default parameters
> Running test spinlock
> Running compare-twice test spinlock
> Running mm_cid test spinlock
> Error: cpu id getter unavailable
>
> Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@xxxxxxxxxxxx>
> Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
> CC: Boqun Feng <boqun.feng@xxxxxxxxx>
> CC: "Paul E. McKenney" <paulmck@xxxxxxxxxxxxxxxxxx>
> Cc: Shuah Khan <skhan@xxxxxxxxxxxxxxxxxxx>
> CC: Carlos O'Donell <carlos@xxxxxxxxxx>
> CC: Florian Weimer <fweimer@xxxxxxxxxx>
> ---
>   tools/testing/selftests/rseq/rseq.c | 109 +++++++++++++++++++---------
>   tools/testing/selftests/rseq/rseq.h |  10 +--
>   2 files changed, 76 insertions(+), 43 deletions(-)

Looks good to me.

Acked-by: Shuah Khan <skhan@xxxxxxxxxxxxxxxxxxx>

Peter, Ingo - let me know if you plan to take this through
one of your trees. Otherwise I will pick it up.

thanks,
-- Shuah