linux-kernel - Re: [PATCH v7 06/23] sched: Add CONFIG_SCHED_PROXY

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Message-ID: <CANDhNCqQoABvj_MA12u2HEmAHXq1p2C9sHp+UOP_6uOHO0qcQQ@mail.gmail.com>
Date: Wed, 10 Jan 2024 14:36:44 -0800
From: John Stultz <jstultz@...gle.com>
To: Metin Kaya <metin.kaya@....com>
Cc: LKML <linux-kernel@...r.kernel.org>, Joel Fernandes <joelaf@...gle.com>, 
	Qais Yousef <qyousef@...gle.com>, Ingo Molnar <mingo@...hat.com>, 
	Peter Zijlstra <peterz@...radead.org>, Juri Lelli <juri.lelli@...hat.com>, 
	Vincent Guittot <vincent.guittot@...aro.org>, Dietmar Eggemann <dietmar.eggemann@....com>, 
	Valentin Schneider <vschneid@...hat.com>, Steven Rostedt <rostedt@...dmis.org>, 
	Ben Segall <bsegall@...gle.com>, Zimuzo Ezeozue <zezeozue@...gle.com>, 
	Youssef Esmat <youssefesmat@...gle.com>, Mel Gorman <mgorman@...e.de>, 
	Daniel Bristot de Oliveira <bristot@...hat.com>, Will Deacon <will@...nel.org>, Waiman Long <longman@...hat.com>, 
	Boqun Feng <boqun.feng@...il.com>, "Paul E. McKenney" <paulmck@...nel.org>, 
	Xuewen Yan <xuewen.yan94@...il.com>, K Prateek Nayak <kprateek.nayak@....com>, 
	Thomas Gleixner <tglx@...utronix.de>, kernel-team@...roid.com
Subject: Re: [PATCH v7 06/23] sched: Add CONFIG_SCHED_PROXY_EXEC & boot
 argument to enable/disable

On Thu, Dec 28, 2023 at 7:06 AM Metin Kaya <metin.kaya@....com> wrote:
> On 20/12/2023 12:18 am, John Stultz wrote:
> > --- a/init/Kconfig
> > +++ b/init/Kconfig
> > @@ -908,6 +908,13 @@ config NUMA_BALANCING_DEFAULT_ENABLED
> >         If set, automatic NUMA balancing will be enabled if running on a NUMA
> >         machine.
> >
> > +config SCHED_PROXY_EXEC
> > +     bool "Proxy Execution"
> > +     default n
> > +     help
> > +       This option enables proxy execution, a mechanism for mutex owning
> > +       tasks to inherit the scheduling context of higher priority waiters.
> > +
>
> Should `SCHED_PROXY_EXEC` config option be under `Scheduler features` menu?

Yeah, that sounds like a nice idea. Done.

Thanks again for the suggestion!
-john