Re: [PATCH v2] rcu: Allow to eliminate softirq processing from rcutree

From: Paul E. McKenney
Date: Wed Mar 20 2019 - 12:14:21 EST


On Wed, Mar 20, 2019 at 05:05:48PM +0100, Sebastian Andrzej Siewior wrote:
> On 2019-03-20 08:44:40 [-0700], Paul E. McKenney wrote:
> >
> > And it does seem to work better. I will give it more intense testing
> > later on, but in the meantime I have merged this change into your
> > earlier patch.
>
> thanks.
>
> > We will see whether or not I am able summon up the courage to push it
> > into v5.2, however. ;-)
>
> :)
>
> I added a command line option for the switch because it was easier for
> testing. It can be renamed if a different name suits it better or
> replaced with a Kconfig if it makes more sense.

I am considering making it a module_param() to avoid namespace pollution,
as it would become something like rcutree.nosoftirq.

Thoughts?

Thanx, Paul