Re: [PATCH v5] sched/deadline: remove useless param from setup_new_dl_entity

From: Steven Rostedt
Date: Fri Aug 05 2016 - 10:54:16 EST


On Fri, 5 Aug 2016 15:34:44 +0100
Juri Lelli <juri.lelli@xxxxxxx> wrote:

> On 05/08/16 09:56, Steven Rostedt wrote:
> > On Fri, 5 Aug 2016 11:09:59 +0100
> > Juri Lelli <juri.lelli@xxxxxxx> wrote:
> >
> > > @@ -1720,19 +1720,28 @@ static void switched_from_dl(struct rq *rq, struct task_struct *p)
> > > */
> > > static void switched_to_dl(struct rq *rq, struct task_struct *p)
> > > {
> > > - if (dl_time_before(p->dl.deadline, rq_clock(rq)))
> > > - setup_new_dl_entity(&p->dl, &p->dl);
> > >
> > > - if (task_on_rq_queued(p) && rq->curr != p) {
> > > + if (task_on_rq_queued(p)) {
> >
> > I always hated functions totally encapsulated by an if statement. This
> > can be a bit simpler (and less indented) if you have:
> >
> > /* If p is not queued, its parameters will be updated at wakeup */
> > if (!task_on_rq_queued(p))
> > return;
> >
> > [...]
> >
>
> You mean like what follows?
>
> I'll post a v6 if OK.
>

Yes! I think that looks much nicer, and easier to read.

You can add my Reviewed-by tag too.

Thanks!

-- Steve