Jan Kiszka wrote:
Hi,
this is an experimental hack to open the non-rt priority levels of Linux
to Xenomai shadow threads, i.e. allow shadows to be scheduled under
SCHED_NORMAL when in secondary mode. The scenario are typical borderline
threads between RT and non-RT: they share a critical code pa
Jan Kiszka wrote:
Philippe Gerum wrote:
Gilles Chanteperdrix wrote:
Philippe Gerum wrote:
> What I suggested was to let people create normal threads using >
pthread_create (likely conforming to the SCHED_OTHER policy), then use
> the redirected pthread_setschedparam syscall (i.e. always appl
Philippe Gerum wrote:
> Gilles Chanteperdrix wrote:
>> Philippe Gerum wrote:
>> > What I suggested was to let people create normal threads using >
>> pthread_create (likely conforming to the SCHED_OTHER policy), then use
>> > the redirected pthread_setschedparam syscall (i.e. always applied
>> t
Gilles Chanteperdrix wrote:
Philippe Gerum wrote:
> What I suggested was to let people create normal threads using
> pthread_create (likely conforming to the SCHED_OTHER policy), then use
> the redirected pthread_setschedparam syscall (i.e. always applied to the
> current thread) to promot
Philippe Gerum wrote:
> What I suggested was to let people create normal threads using
> pthread_create (likely conforming to the SCHED_OTHER policy), then use
> the redirected pthread_setschedparam syscall (i.e. always applied to the
> current thread) to promote them as Xenomai shadows, but
Gilles Chanteperdrix wrote:
Philippe Gerum wrote:
> > What about keeping SCHED_RR as the default scheduling policy and
> > requiring users to manually select SCHED_NORMAL in thread creation
> > attributes in order to create hybrid threads with pthread_create ?
> >
>
> No objection a prior
Gilles Chanteperdrix wrote:
> Philippe Gerum wrote:
> > Jan Kiszka wrote:
> > > Hi,
> > >
> > > this is an experimental hack to open the non-rt priority levels of Linux
> > > to Xenomai shadow threads, i.e. allow shadows to be scheduled under
> > > SCHED_NORMAL when in secondary mode. The sc
Philippe Gerum wrote:
> > What about keeping SCHED_RR as the default scheduling policy and
> > requiring users to manually select SCHED_NORMAL in thread creation
> > attributes in order to create hybrid threads with pthread_create ?
> >
>
> No objection a priori, but what would this buy us?
Gilles Chanteperdrix wrote:
Philippe Gerum wrote:
> Jan Kiszka wrote:
> > Hi,
> >
> > this is an experimental hack to open the non-rt priority levels of Linux
> > to Xenomai shadow threads, i.e. allow shadows to be scheduled under
> > SCHED_NORMAL when in secondary mode. The scenario are
Philippe Gerum wrote:
> Jan Kiszka wrote:
> > Hi,
> >
> > this is an experimental hack to open the non-rt priority levels of Linux
> > to Xenomai shadow threads, i.e. allow shadows to be scheduled under
> > SCHED_NORMAL when in secondary mode. The scenario are typical borderline
> > threads
Jan Kiszka wrote:
Hi,
this is an experimental hack to open the non-rt priority levels of Linux
to Xenomai shadow threads, i.e. allow shadows to be scheduled under
SCHED_NORMAL when in secondary mode. The scenario are typical borderline
threads between RT and non-RT: they share a critical code pa
Jan Kiszka wrote:
Hi,
this is an experimental hack to open the non-rt priority levels of Linux
to Xenomai shadow threads, i.e. allow shadows to be scheduled under
SCHED_NORMAL when in secondary mode. The scenario are typical borderline
threads between RT and non-RT: they share a critical code pa
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