From: "Paul E. McKenney" <paulmck@linux.vnet.ibm.com>
To: Andi Kleen <andi@firstfloor.org>
Cc: Ingo Molnar <mingo@elte.hu>, Josh Boyer <jwboyer@gmail.com>,
linux-kernel@vger.kernel.org, akpm@linux-foundation.org,
dipankar@in.ibm.com, niv@us.ibm.com, manfred@colorfullife.com,
peterz@infradead.org, lethal@linux-sh.org, kernel@wantstofly.org,
kyle@mcmartin.ca, deller@gmx.de, davem@davemloft.net,
ralf@linux-mips.org, jes@sgi.com, benh@kernel.crashing.org,
paulus@samba.org, anton@samba.org
Subject: Re: [PATCH -tip] Convert CONFIG_SMP=y powerpc defconfigs to TREE_RCU.
Date: Sun, 5 Apr 2009 10:15:00 -0700 [thread overview]
Message-ID: <20090405171500.GL6893@linux.vnet.ibm.com> (raw)
In-Reply-To: <20090405170113.GB17934@one.firstfloor.org>
On Sun, Apr 05, 2009 at 07:01:13PM +0200, Andi Kleen wrote:
> On Sun, Apr 05, 2009 at 09:49:04AM -0700, Paul E. McKenney wrote:
> > On Sun, Apr 05, 2009 at 12:37:59PM +0200, Andi Kleen wrote:
> > > > I'd suggest you dont do these dozens of defconfig updates at all -
> > > > arch maintainers can do this themselves, once the core kernel
> > > > default has been flipped.
> > >
> > > AFAIK they don't. There's no make updatemyconfigwithdefaultstatementsconfig
> >
> > My guess is that I would in fact have to send a few patches. But I
> > suppose that the real question is "how long should we wait to drop
> > Classic RCU once the last arch has changed its defconfig?" I have
> > been assuming that we would wait one release cycle.
>
> I don't think you have to wait, stale entries in defconfigs happen
> all the time and Kconfig just asks then.
Good point!
Thanx, Paul
next prev parent reply other threads:[~2009-04-05 17:15 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <3181463559098978317@unknownmsgid>
2009-04-04 13:21 ` [PATCH -tip] Convert CONFIG_SMP=y powerpc defconfigs to TREE_RCU Josh Boyer
2009-04-04 16:31 ` Paul E. McKenney
2009-04-05 10:17 ` Ingo Molnar
2009-04-05 10:37 ` Andi Kleen
2009-04-05 16:49 ` Paul E. McKenney
2009-04-05 17:01 ` Andi Kleen
2009-04-05 17:15 ` Paul E. McKenney [this message]
2009-04-05 16:44 ` Paul E. McKenney
2009-04-08 12:46 ` Ingo Molnar
2009-04-08 17:48 ` Paul E. McKenney
2009-04-08 18:10 ` Ingo Molnar
2009-04-08 18:27 ` Paul E. McKenney
2009-04-04 0:27 [PATCH -tip] Make TREE_RCU be default (was CLASSIC_RCU) Paul E. McKenney
2009-04-04 0:27 ` [PATCH -tip] Convert CONFIG_SMP=y powerpc defconfigs to TREE_RCU Paul E. McKenney
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