Re: static scheduling - SCHED_IDLE?

From: Rik van Riel (riel@conectiva.com.br)
Date: Fri Mar 09 2001 - 22:02:05 EST

On Fri, 9 Mar 2001, Jamie Lokier wrote:
> Rik van Riel wrote:
> > > > Of course. Now we just need the code to determine when a task
> > > > is holding some kernel-side lock ;)
> > >
> > > couldn't it just be indicated on actual locking the resource?
> >
> > It could, but I doubt we would want this overhead on the locking...
>
> Just raise the priority whenever the task's in kernel mode. Problem solved.

Remember that a task schedules itself out at the timer interrupt,
in kernel/sched.c::schedule() ... which is kernel mode ;)

Rik 

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This archive was generated by hypermail 2b29 : Thu Mar 15 2001 - 21:00:10 EST