linux-kernel - Re: [RFC GIT PULL rcu/next] RCU/hotplug fix

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Message-ID: <20170824075320.rqyfph3wcmnqzga2@gmail.com>
Date:   Thu, 24 Aug 2017 09:53:20 +0200
From:   Ingo Molnar <mingo@...nel.org>
To:     Jeffrey Hugo <jhugo@...eaurora.org>
Cc:     "Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>,
        tglx@...utronix.de, bigeasy@...utronix.de,
        anna-maria@...utronix.de, boris.ostrovsky@...cle.com,
        richard@....at, linux-kernel@...r.kernel.org
Subject: Re: [RFC GIT PULL rcu/next] RCU/hotplug fix


* Jeffrey Hugo <jhugo@...eaurora.org> wrote:

> > > This commit has been exposed to 0day test robot and -next testing
> > > and is available in the git repository at:
> > > 
> > >    git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git for-mingo
> > > 
> > > for you to fetch changes up to a58163d8ca2c8d288ee9f95989712f98473a5ac2:
> > > 
> > >    rcu: Migrate callbacks earlier in the CPU-offline timeline (2017-07-25 13:03:43 -0700)
> > > 
> > > ----------------------------------------------------------------
> > > Paul E. McKenney (1):
> > >        rcu: Migrate callbacks earlier in the CPU-offline timeline
> > > 
> > >   include/linux/rcupdate.h |   1 +
> > >   kernel/cpu.c             |   1 +
> > >   kernel/rcu/tree.c        | 209 +++++++++++++++++++++++++----------------------
> > >   3 files changed, 115 insertions(+), 96 deletions(-)
> > 
> > Pulled, thanks Paul!
> > 
> > 	Ingo
> > 
> 
> Ingo,
> 
> We've been keeping an eye on this fix, so I'm trying to ascertain it's status.  
> For my information, is this expected to hit Linus' tree in 4.13, or wait until 
> the 4.14 merge window?

It's for v4.14, it's a pretty large (and thus risky) commit that came in 
relatively late. If it's problem-free it can be sent to -stable.

If Paul insists I can try and send it to Linus, but it's getting fairly late
in the cycle.

Thanks,

	Ingo