Re: [PATCH 1/3] sched/wait: use freezable_schedule when possible

From: Joel Fernandes
Date: Thu Feb 07 2019 - 10:05:44 EST


On Thu, Feb 07, 2019 at 12:30:50AM +0100, Hugo Lefeuvre wrote:
> Hi Joel,
>
> > I'm curious did you try the freezing process and see if pointless wakeups are
> > reduced? That would be an added bonus if you did.
>
> I'm currently testing these changes. I hope to be able to come back with
> more concrete results soon.
>
> Also, I just noticed that the third patch removes a necessary #include
> <linux/freezer.h>. I will submit an updated version tomorrow.
>
> Thanks for the review!

Sure, add these test results to the patch as well showing reduced wakeups.

I would say submit the freezable_schedule as a single separate patch
independent of the vsoc series since it can go in separately, and also
benefits other things than vsoc.

Also CC Rafael (power maintainer) on it.

Thank you!

- Joel