Re: [PATCH v3 2/5] sched/deadline: Fix reclaim inaccuracy with SMP

From: luca abeni
Date: Fri May 26 2023 - 11:19:02 EST

On Fri, 26 May 2023 10:54:09 -0400
Vineeth Remanan Pillai <vineeth@xxxxxxxxxxxxxxx> wrote:
> Sorry for the delay. I was trying to fix the inaccuracy when normal
> and SCHED_FLAG_RECLAIM tasks are present. Its a bit complicated than
> I initially thought as Umax_reclaim and Uextra needs to be computed
> at the root domain level and this would mean more locking. I have a
> patch ready but I think I need to do more testing to understand the
> performance implications and it is better to batch it as a separate
> series.
> So, I am just sending out the GRUB equation fix which is tested well
> and I am confident about. Will send out rest of the fixes later as
> a separate series.

Looks good to me. And... Thanks again for taking care of this issue!