linux-kernel - Re: [PATCH RFC] rcu: Limit GP initialization to CPUs that have been online

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Date:	Fri, 16 Mar 2012 09:09:44 +0100
From:	Mike Galbraith <efault@....de>
To:	Dimitri Sivanich <sivanich@....com>
Cc:	paulmck@...ux.vnet.ibm.com, linux-kernel@...r.kernel.org
Subject: Re: [PATCH RFC] rcu: Limit GP initialization to CPUs that have been
 online

On Fri, 2012-03-16 at 08:27 +0100, Mike Galbraith wrote: 
> On Thu, 2012-03-15 at 12:59 -0500, Dimitri Sivanich wrote: 
> > On Thu, Mar 15, 2012 at 04:07:11AM +0100, Mike Galbraith wrote:
> > > On Thu, 2012-03-15 at 03:42 +0100, Mike Galbraith wrote: 
> > > > On Wed, 2012-03-14 at 09:56 -0700, Paul E. McKenney wrote:
> > > > 
> > > > > Does the following work better?  It does pass my fake-big-system tests
> > > > > (more testing in the works).
> > > > 
> > > > Yup, tip booted fine.  Thanks!  I'll test, see if it gets upset.
> > > 
> > > Wedged into 3.0 enterprise booted fine too, is now running rcutorture.
> > > I'll add hotplug after it runs explosion free for a while.  Any
> > > suggestions for giving both virgin and 3.0 a thorough trouncing?
> > 
> > Mike,
> > 
> > Could I try your 3.0 enterprise patch?
> 
> Sure, v3 below.

Erm, a bit of that went missing.  I'll put it back.

-Mike

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