Re: [patch] [sched] yield speedup, 2.5.3-pre5

[Ingo Molnar]

On Mon, 28 Jan 2002, Oliver Xymoron wrote:

> > > > -	spin_unlock_irq(&rq->lock);
> > > > +	spin_unlock(&rq->lock);

> > normally yes, but in this case it's an optimization: schedule() will
> > disable interrupts within a few cycles, so there is no point in enabling
> > irqs for a short amount of time.

> Needs a comment.

agreed, John Levon suggested this too. I've added a comment to my tree,
should show up in the next patches.

	Ingo