Re: [Patch v4 1/3] lib: Restrict cpumask_local_spread to houskeeping CPUs

From: Jesse Brandeburg
Date: Fri Apr 30 2021 - 22:22:02 EST


Nitesh Lal wrote:

> On Fri, Apr 30, 2021 at 2:21 PM Thomas Gleixner <tglx@xxxxxxxxxxxxx> wrote:
> >
> > Nitesh,
> >
> > On Fri, Apr 30 2021 at 12:14, Nitesh Lal wrote:
> > > Based on this analysis and the fact that with your re-work the interrupts
> > > seems to be naturally spread across the CPUs, will it be safe to revert
> > > Jesse's patch
> > >
> > > e2e64a932 genirq: Set initial affinity in irq_set_affinity_hint()
> > >
> > > as it overwrites the previously set IRQ affinity mask for some of the
> > > devices?
> >
> > That's a good question. My gut feeling says yes.
> >
>
> Jesse do you want to send the revert for the patch?
>
> Also, I think it was you who suggested cc'ing
> intel-wired-lan ml as that allows intel folks, to do some initial
> testing?
> If so, we can do that here (IMHO).

Patch sent here:
https://lore.kernel.org/lkml/20210501021832.743094-1-jesse.brandeburg@xxxxxxxxx/T/#u

Any testing appreciated!

Jesse