Re: [PATCH v4 3/7] sched/fair: avoid double search on same cpu
From: Josh Don
Date: Mon Jun 27 2022 - 19:25:10 EST
On Sun, Jun 19, 2022 at 5:05 AM Abel Wu <wuyun.abel@xxxxxxxxxxxxx> wrote:
>
> The prev cpu is checked at the beginning of SIS, and it's unlikely to be
> idle before the second check in select_idle_smt(). So we'd better focus
> only on its SMT siblings.
>
> Signed-off-by: Abel Wu <wuyun.abel@xxxxxxxxxxxxx>
Reviewed-by: Josh Don <joshdon@xxxxxxxxxx>