linux-kernel - Re: [PATCH 08/11] nohz: Allow rcu extended quiescent state handling seperately from tick stop

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Message-ID: <20111008134344.GA479@somewhere.redhat.com>
Date:	Sat, 8 Oct 2011 15:43:48 +0200
From:	Frederic Weisbecker <fweisbec@...il.com>
To:	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>
Cc:	LKML <linux-kernel@...r.kernel.org>,
	Mike Frysinger <vapier@...too.org>,
	Guan Xuetao <gxt@...c.pku.edu.cn>,
	David Miller <davem@...emloft.net>,
	Chris Metcalf <cmetcalf@...era.com>,
	Hans-Christian Egtvedt <hans-christian.egtvedt@...el.com>,
	Ralf Baechle <ralf@...ux-mips.org>,
	Ingo Molnar <mingo@...hat.com>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Thomas Gleixner <tglx@...utronix.de>,
	"H. Peter Anvin" <hpa@...or.com>,
	Russell King <linux@....linux.org.uk>,
	Paul Mackerras <paulus@...ba.org>,
	Heiko Carstens <heiko.carstens@...ibm.com>,
	Paul Mundt <lethal@...ux-sh.org>
Subject: Re: [PATCH 08/11] nohz: Allow rcu extended quiescent state handling
 seperately from tick stop

On Fri, Oct 07, 2011 at 06:22:07PM +0200, Frederic Weisbecker wrote:
> diff --git a/arch/powerpc/platforms/iseries/setup.c b/arch/powerpc/platforms/iseries/setup.c
> index e2f5fad..350a7fb 100644
> --- a/arch/powerpc/platforms/iseries/setup.c
> +++ b/arch/powerpc/platforms/iseries/setup.c
> @@ -562,7 +562,7 @@ static void yield_shared_processor(void)
>  static void iseries_shared_idle(void)
>  {
>  	while (1) {
> -		tick_nohz_idle_enter();
> +		tick_nohz_idle_enter_norcu_nohz();

Ah too much nohz there. Seems that I skidded while walking
with my sed.

I'm sending you an updated version of that patch.
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