Re: Arches that don't support PREEMPT

Thomas Gleixner
2023-09-19T19:53:12Z

On Tue, Sep 19 2023 at 11:52, Linus Torvalds wrote:
> On Tue, 19 Sept 2023 at 11:37, Steven Rostedt <rostedt@goodmis.org> wrote:
>>
>> We could simply leave the cond_resched() around but defined as nops for
>> everything but the "nostalgia club" to keep them from having any regressions.
>
> I doubt the nostalgia club cares about some latencies (that are
> usually only noticeable under extreme loads anyway).
>
> And if they do, maybe that would make somebody sit down and look into
> doing it right.
>
> So I think keeping it around would actually be both useless and
> counter-productive.

Amen to that.