Re: [PATCH v4 07/24] sched/fair: Compute IPC class scores for load balancing

From: Tim Chen
Date: Mon Jun 26 2023 - 17:01:33 EST


On Sun, 2023-06-25 at 13:11 -0700, Ricardo Neri wrote:
>
> > > +
> > > + score_on_dst_cpu = arch_get_ipcc_score(sgs->min_ipcc, env->dst_cpu);
> > > +
> > > + /*
> > > + * Do not use IPC scores. sgs::ipcc_score_{after, before} will be zero
> > > + * and not used.
> > > + */

The comment is not matching the check below. If zero
is not used, the check should also reflect the case.

> > > + if (IS_ERR_VALUE(score_on_dst_cpu))
> > > + return;
> > > +
> > > + before = sgs->sum_score;
> > > + after = before - sgs->min_score;
> >
>
Tim