Re: [PATCH] nohz: Revert "nohz: Set isolcpus when nohz_full is set"

From: "Paul E. McKenney" <paulmck@linux.vnet.ibm.com>
To: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Christoph Lameter <cl@linux.com>,
	Chris Metcalf <cmetcalf@ezchip.com>,
	Ingo Molnar <mingo@kernel.org>,
	LKML <linux-kernel@vger.kernel.org>,
	Peter Zijlstra <peterz@infradead.org>,
	Mike Galbraith <umgwanakikbuti@gmail.com>,
	Dave Jones <davej@redhat.com>,
	Thomas Gleixner <tglx@linutronix.de>,
	Oleg Nesterov <oleg@redhat.com>,
	Alexey Dobriyan <adobriyan@gmail.com>,
	Rik van Riel <riel@redhat.com>,
	Andrew Morton <akpm@linux-foundation.org>
Subject: Re: [PATCH] nohz: Revert "nohz: Set isolcpus when nohz_full is set"
Date: Mon, 12 Oct 2015 11:22:07 -0700	[thread overview]
Message-ID: <20151012182207.GH3910@linux.vnet.ibm.com> (raw)
In-Reply-To: <20151012175459.GD1113@lerouge>

On Mon, Oct 12, 2015 at 07:55:01PM +0200, Frederic Weisbecker wrote:
> On Mon, Oct 12, 2015 at 10:52:08AM -0700, Paul E. McKenney wrote:
> > On Mon, Oct 12, 2015 at 12:45:08PM -0500, Christoph Lameter wrote:
> > > On Mon, 12 Oct 2015, Frederic Weisbecker wrote:
> > > 
> > > > But yeah if you guys want to create a new parameter that gathers nohz
> > > > and isolcpus I think we can.
> > > 
> > > Could we also add the rcu settings?
> > 
> > I thought that I already had.  What am I still missing?
> > 
> > > > task_isolation is really just about tasks so it should be another name.
> > > 
> > > no_os_cpus?
> > > 
> > > os_free_cpus?
> > 
> > os_jitter_free_cpus?
> > 
> > clean_cpus?
> > 
> > quiet_cpus?
> > 
> > I have no problem with any of the names proposed thus far, but obviously
> > could not resist the urge to propose a few more.
> 
> I moved forward quite slowly with nohz full over the years but at least I'm proud
> that this subsystem introduced some of the most interesting naming challenges!

;-) ;-) ;-)

							Thanx, Paul