On Mon, 2007-05-28 at 15:38 +0200, Gilles Chanteperdrix wrote:
> Fillod Stephane wrote:
> > You may also need this patch:
> >
> > --- skins/native/task.c 20 Mar 2007 08:16:41 -0000 1.1.1.1
> > +++ skins/native/task.c 28 Mar 2007 13:53:03 -0000 1.2
> > @@ -135,7 +135,12 @@
> > pthread_attr_setstacksize(&thattr, stksize);
> > if (!(mode & T_JOINABLE))
> > pthread_attr_setdetachstate(&thattr,
> > PTHREAD_CREATE_DETACHED);
> > - if (prio > 0) {
> > + /* There's a limitation in libpthread
> > + * that returns EPERM upon SCHED_FIFO
> > + * for non priviledged users.
> > + * So workaround this for now. FIXME (in uClibc/pthread).
> > + */
> > + if (prio > 0 && geteuid() == 0) {
> > pthread_attr_setschedpolicy(&thattr, SCHED_FIFO);
> > param.sched_priority = sched_get_priority_max(SCHED_FIFO);
> > }
>
> I do not think it is a good idea, I prefer rt_task_create to fail loudly
> because it needs root priviledge, rather than silently creating a non
> real-time thread.
>
Agreed.
--
Philippe.
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