linux-kernel - Re: [PATCH tip/core/rcu 11/17] rcu: Bind grace-period kthreads to non-NO_HZ

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Message-ID: <alpine.DEB.2.11.1407140852140.24790@gentwo.org>
Date:	Mon, 14 Jul 2014 08:52:43 -0500 (CDT)
From:	Christoph Lameter <cl@...two.org>
To:	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>
cc:	Frederic Weisbecker <fweisbec@...il.com>,
	linux-kernel@...r.kernel.org, mingo@...nel.org,
	laijs@...fujitsu.com, dipankar@...ibm.com,
	akpm@...ux-foundation.org, mathieu.desnoyers@...icios.com,
	josh@...htriplett.org, niv@...ibm.com, tglx@...utronix.de,
	peterz@...radead.org, rostedt@...dmis.org, dhowells@...hat.com,
	edumazet@...gle.com, dvhart@...ux.intel.com, oleg@...hat.com,
	sbw@....edu
Subject: Re: [PATCH tip/core/rcu 11/17] rcu: Bind grace-period kthreads to
 non-NO_HZ_FULL CPUs

On Fri, 11 Jul 2014, Paul E. McKenney wrote:

> >
> > I wonder if it's wouldn't be rather reasonable to affine housekeeping to all non-nohz-full CPUs
> > by default and then people who want finergrained housekeeping can affine manually kthreads from userspace.
> >
> > That implies to bind without PF_NO_SETAFFINIT but that's easy enough to do.
>
> Works for me!

Also here.

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