linux-kernel - Re: [PATCH 00/11] rcu: Add missing RCU idle APIs on idle loop v2

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Message-ID: <20120824212647.GU2472@linux.vnet.ibm.com>
Date:	Fri, 24 Aug 2012 14:26:47 -0700
From:	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>
To:	Frederic Weisbecker <fweisbec@...il.com>
Cc:	LKML <linux-kernel@...r.kernel.org>,
	Chris Zankel <chris@...kel.net>,
	"3.2.x.." <stable@...r.kernel.org>,
	Chen Liqin <liqin.chen@...plusct.com>,
	Lennox Wu <lennox.wu@...il.com>,
	"James E.J. Bottomley" <jejb@...isc-linux.org>,
	Helge Deller <deller@....de>,
	Parisc <linux-parisc@...r.kernel.org>,
	David Howells <dhowells@...hat.com>,
	Koichi Yasutake <yasutake.koichi@...panasonic.com>,
	Geert Uytterhoeven <geert@...ux-m68k.org>,
	m68k <linux-m68k@...ts.linux-m68k.org>,
	Hirokazu Takata <takata@...ux-m32r.org>,
	Yoshinori Sato <ysato@...rs.sourceforge.jp>,
	Mikael Starvik <starvik@...s.com>,
	Jesper Nilsson <jesper.nilsson@...s.com>,
	Cris <linux-cris-kernel@...s.com>,
	Richard Henderson <rth@...ddle.net>,
	Ivan Kokshaysky <ink@...assic.park.msu.ru>,
	Matt Turner <mattst88@...il.com>,
	alpha <linux-alpha@...r.kernel.org>,
	Michael Cree <mcree@...on.net.nz>
Subject: Re: [PATCH 00/11] rcu: Add missing RCU idle APIs on idle loop v2

On Thu, Aug 23, 2012 at 04:58:24PM +0200, Frederic Weisbecker wrote:
> Hi,
> 
> Changes since v1:
> 
> - Fixed preempt handling in alpha idle loop
> - added ack from Geert
> - fixed stable email address, sorry :-/
> 
> This time I built tested everywhere but: h8300 (compiler internal error),
> and mn10300, parisc, score (cross compilers not available in
> ftp://ftp.kernel.org/pub/tools/crosstool/files/bin/x86_64/4.6.3/)
> 
> For testing, you can pull from:
> 
> git://github.com/fweisbec/linux-dynticks.git
> 	rcu/idle-fix-v2 
> 
> Thanks.

I have queued these on -rcu branch rcu/idle:

	git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git

This problem has been in place since 3.3, so it is hard to argue that
it is a regression for this merge window.  I have therefore queued it
for 3.7.

								Thanx, Paul

> Frederic Weisbecker (11):
>   alpha: Fix preemption handling in idle loop
>   alpha: Add missing RCU idle APIs on idle loop
>   cris: Add missing RCU idle APIs on idle loop
>   frv: Add missing RCU idle APIs on idle loop
>   h8300: Add missing RCU idle APIs on idle loop
>   m32r: Add missing RCU idle APIs on idle loop
>   m68k: Add missing RCU idle APIs on idle loop
>   mn10300: Add missing RCU idle APIs on idle loop
>   parisc: Add missing RCU idle APIs on idle loop
>   score: Add missing RCU idle APIs on idle loop
>   xtensa: Add missing RCU idle APIs on idle loop
> 
>  arch/alpha/kernel/process.c   |    6 +++++-
>  arch/alpha/kernel/smp.c       |    1 +
>  arch/cris/kernel/process.c    |    3 +++
>  arch/frv/kernel/process.c     |    3 +++
>  arch/h8300/kernel/process.c   |    3 +++
>  arch/m32r/kernel/process.c    |    3 +++
>  arch/m68k/kernel/process.c    |    3 +++
>  arch/mn10300/kernel/process.c |    3 +++
>  arch/parisc/kernel/process.c  |    3 +++
>  arch/score/kernel/process.c   |    4 +++-
>  arch/xtensa/kernel/process.c  |    3 +++
>  11 files changed, 33 insertions(+), 2 deletions(-)
> 
> -- 
> 1.7.5.4
> 

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