On Wed, Apr 25, 2007 at 11:47:04PM +0200, Ingo Molnar wrote:
> The CFS patch against v2.6.21-rc7 or against v2.6.20.7 can be downloaded
> from the usual place:
>
> http://redhat.com/~mingo/cfs-scheduler/
+static inline struct rb_node * first_fair(struct rq *rq)
+{
+ if (rq->rb_leftmost)
+ return rq->rb_leftmost;
+ return rb_first(&rq->tasks_timeline);
+}
Won't it help if you update rq->rb_leftmost above from the value
returned by rb_first(), so that subsequent calls to first_fair will be
sped up?
--
Regards,
vatsa
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