linux-kernel - Re: [PATCH tip/core/rcu 04/15] rcu: Permit RCU_NONIDLE() to be used from interrupt context

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Message-ID: <20120912010720.GM4257@linux.vnet.ibm.com>
Date:	Tue, 11 Sep 2012 18:07:21 -0700
From:	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>
To:	Steven Rostedt <rostedt@...dmis.org>
Cc:	Josh Triplett <josh@...htriplett.org>,
	linux-kernel@...r.kernel.org, mingo@...e.hu, laijs@...fujitsu.com,
	dipankar@...ibm.com, akpm@...ux-foundation.org,
	mathieu.desnoyers@...ymtl.ca, niv@...ibm.com, tglx@...utronix.de,
	peterz@...radead.org, Valdis.Kletnieks@...edu, dhowells@...hat.com,
	eric.dumazet@...il.com, darren@...art.com, fweisbec@...il.com,
	sbw@....edu, patches@...aro.org,
	"Paul E. McKenney" <paul.mckenney@...aro.org>
Subject: Re: [PATCH tip/core/rcu 04/15] rcu: Permit RCU_NONIDLE() to be used
 from interrupt context

On Fri, Sep 07, 2012 at 11:16:07AM -0400, Steven Rostedt wrote:
> On Fri, 2012-09-07 at 07:47 -0700, Josh Triplett wrote:
> > On Fri, Sep 07, 2012 at 07:24:41AM -0700, Paul E. McKenney wrote:
> > > On Thu, Sep 06, 2012 at 11:09:40PM -0700, Josh Triplett wrote:
> > > > On Thu, Sep 06, 2012 at 03:54:04PM -0400, Steven Rostedt wrote:
> > > > > On Thu, 2012-09-06 at 11:54 -0700, Josh Triplett wrote:
> > > > > > Not sure I see much difference in aesthetics between the three approaches,
> > > > > > > but am willing to switch over to a generally agreed-upon scheme.
> > > > > > 
> > > > > > Steve, could I get an ack from you on the patch I sent?
> > > > > 
> > > > > I acked it, but do you just want me to take the patch? I'm getting ready
> > > > > for another 3.7 push to tip.
> > > > 
> > > > Up to Paul.  What would make it easiest to coordinate that patch and the
> > > > corresponding bits in the RCU patch series?
> > > 
> > > All I need to do is to eventually remove the exports, correct?
> > > If so, full speed ahead!
> > 
> > Sounds like you could go ahead and remove the exports now, and just make
> > sure Steve's push goes in before yours.
> > 
> 
> Is there any rush to do this? I just plan on pushing it for 3.7.
> 
> Paul, you just push your changes through tip, right? Then we can just
> let Ingo know. I could even make the patch a separate branch, that Ingo
> can pull into the RCU branch too.

Yep!  But we also need to worry about -next and -fengguang.

How about if you push your change into 3.7 and I push mine into 3.8?

							Thanx, Paul

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