"rtdm/nrtsig: move inband work description off the stack"

Philippe Gerum rpm at xenomai.org
Tue May 25 10:46:19 CEST 2021


Jan Kiszka <jan.kiszka at siemens.com> writes:

> Hi Philippe,
>
> [1] makes rtdm_schedule_nrt_work a rather heavyweight service, compared
> to what it was (and even over I-pipe). xnmalloc is nothing you would
> expect from a "send a signal" service, specifically from
> rtdm_nrtsig_pend which does not even make use of the sending extra payload.
>
> Can we do better? Also for xnthread_signal (fd and udd usecases are not
> time-sensitive anyway).
>

Nope, I cannot see any significantly better option which would still
allow a common implementation we can map on top of Dovetail / I-pipe.

-- 
Philippe.



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