Re: [PATCH v6 1/2] posix-timers: Prefer delivery of signals to the current thread

On Thu, Apr 04 2024 at 16:54, Oleg Nesterov wrote:

On 04/04, Thomas Gleixner wrote:

...

IOW, we cannot test this reliably at all with the current approach.

Agreed!

So how about a REALLY SIMPLE test-case below?

Lacks error checking, should be updated to match tools/testing/selftests.

Without commit bcb7ee79029dca assert(sig_cnt > SIG_CNT) fails, the very 1st tick wakes the leader up.

With that commit it doesn't fail.

Clever!