25/10/2023 17:37, Stephen Hemminger:
> On Wed, 25 Oct 2023 17:13:14 +0200
> Thomas Monjalon <tho...@monjalon.net> wrote:
>
> > case RTE_THREAD_PRIORITY_REALTIME_CRITICAL:
> > + /*
> > + * WARNING: Real-time busy loop takes priority on kernel
> > threads,
> > + * making the system unstable.
> > + * There is also a known issue when using rte_ring.
> > + */
>
> I was thinking something like:
>
> static bool warned;
> if (!warned) {
> RTE_LOG(NOTICE, EAL, "Real time priority is unstable when
> thread is polling without sleep\n");
> warned = true;
> }
I'm not sure about bothering users.
They can fear something is wrong even if the developer took care of it.
I think doc warnings for developers are more appropriate.
I've added notes in the API.
