sched: re-instate vruntime based wakeup preemption
authorPeter Zijlstra <a.p.zijlstra@chello.nl>
Fri, 24 Oct 2008 09:06:15 +0000 (11:06 +0200)
committerIngo Molnar <mingo@elte.hu>
Fri, 24 Oct 2008 10:51:02 +0000 (12:51 +0200)
commit464b75273f64be7c81fee975bd6ca9593df3427b
treec7efd037f65129ba9bff5b8a4a61d506e904715f
parent0d13033bc9257fe65c1aa25e84568b1608da0901
sched: re-instate vruntime based wakeup preemption

The advantage is that vruntime based wakeup preemption has a better
conceptual model. Here wakeup_gran = 0 means: preempt when 'fair'.
Therefore wakeup_gran is the granularity of unfairness we allow in order
to make progress.

Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Acked-by: Mike Galbraith <efault@gmx.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
kernel/sched_fair.c