On 04/03, Thomas Gleixner wrote:
>
> The test if fragile as hell as there is absolutely no guarantee that the
> signal target distribution is as expected. The expectation is based on a
> statistical assumption which does not really hold.
Agreed. I too never liked this test-case.
I forgot everything about this patch and test-case, I can't really read
your patch right now (sorry), so I am sure I missed something, but
> static void *distribution_thread(void *arg)
> {
> - while (__atomic_load_n(&remain, __ATOMIC_RELAXED));
> - return NULL;
> + while (__atomic_load_n(&remain, __ATOMIC_RELAXED) && !done) {
> + if (got_signal)
> + usleep(10);
> + }
> +
> + return (void *)got_signal;
> }
Why distribution_thread() can't simply exit if got_signal != 0 ?
See https://lore.kernel.org/all/20230128195641.ga14...@redhat.com/
Oleg.
