Re: Why can't I set the priority of softirq-hrt? (Re: 2.6.17-rt1)

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On Tue, 20 Jun 2006, Esben Nielsen wrote:

>
> > I have to check, whether the priority is propagated when the softirq is
> > blocked on a lock. If not its a bug and has to be fixed.
>
> I think the simplest solution would be to add
>
>          if (p->blocked_on)
>                  wake_up_process(p);
>
> in __setscheduler().
>

Except that wake_up_process calls try_to_wakeup which grabs the runqueue
lock, which unfortunately is already held when __setscheduler is called.

-- Steve

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