Re: [patch] CFS scheduler, -v6

From: Srivatsa Vaddagiri
Date: Sat Apr 28 2007 - 08:38:55 EST

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:

+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?

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