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Subject: Re: [patch-mm 01/23] NOHZ: Fix ARM,SH,SPARC64 idle nohz handling
From: Thomas Gleixner <tglx@linutronix.de>
To: Paul Mundt <lethal@linux-sh.org>
Cc: LKML <linux-kernel@vger.kernel.org>, Andrew Morton <akpm@osdl.org>,
       Ingo Molnar <mingo@elte.hu>, Andi Kleen <ak@suse.de>,
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       Venkatesh Pallipadi <venkatesh.pallipadi@intel.com>,
       Chris Wright <chrisw@sous-sol.org>, Adam Belay <abelay@novell.com>,
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       Russell King <rmk+kernel@arm.linux.org.uk>
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Date: Mon, 11 Jun 2007 07:20:59 +0200
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On Mon, 2007-06-11 at 09:26 +0900, Paul Mundt wrote:
>
> There are two paths here depending on hlt/nohlt setting, we need to have
> tick_nohz_stop_sched_tick() for the TIF_POLLING_NRFLAG case, too.

Do you really want to run through that in every loop iteration ? If you
have nohlt, then nohz is rather pointless.

	tglx