Re: [PATCH] sched/fair: bring back select_idle_smt, but differently

From: Rik van Riel
Date: Sun Mar 21 2021 - 14:59:38 EST


On Sun, 2021-03-21 at 14:48 -0400, Rik van Riel wrote:
>
> + if (cpus_share_cache(prev, target)) {
> + /* No idle core. Check if prev has an idle sibling. */
> + i = select_idle_smt(p, sd, prev);

Uh, one minute. This is the wrong version of the patch.

There's supposed to be a !smt && in there as well. I first
merged it right, then somehow git ate it, and I merged it
wrong the second time. Sigh.

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