Messages in this thread | | | Date | Sat, 10 Mar 2001 00:02:05 -0300 (BRST) | From | Rik van Riel <> | Subject | Re: static scheduling - SCHED_IDLE? |
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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 -- Linux MM bugzilla: http://linux-mm.org/bugzilla.shtml
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