[DTrace-devel] [PATCH v2] test: Wait for output to flush out in enable_pid

[Nick Alcock]

On 28 Jun 2025, eugene loh said:

> From: Eugene Loh <eugene.loh at oracle.com>
>
> Our luck with this test has been quite good, but it sometimes fails
> to show its last lines of output.  That is, we send a USR1 to the
> trigger processes to set off the final output and we immediately
> cat the output files.  If there is any delay in handling the signal,
> the last output will be missing.
>
> Have the processes terminate themselves when their last output is
> flushed; then wait for those processes.  Also, skip testing altogether if
> there is only a single processor to run the two, hard-spinning processes.

Yeah, much better design.

> Signed-off-by: Eugene Loh <eugene.loh at oracle.com>

Reviewed-by: Nick Alcock <nick.alcock at oracle.com>

-- 
NULL && (void)