On Mon, 2006-08-21 at 18:18 +0530, Srivatsa Vaddagiri wrote:
> On Mon, Aug 21, 2006 at 10:42:40AM +0000, Mike Galbraith wrote:
> > WRT interactivity: Looking at try_to_wake_up(), it appears that wake-up
> > of a high priority group-a task will not result in preemption of a lower
> > priority current group-b task. True?
>
> I dont think it is true. The definition of TASK_PREEMPTS_CURR() is
> unchanged with these patches.
I must be missing something. If current and awakening tasks have
separate runqueues, task_rq(awakening)->curr != current. We won't look
at current->prio, so won't resched(current).
-Mike
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