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Date: Mon, 20 Dec 2010 17:25:11 +0100 From: Peter Zijlstra <a.p.zijlstra@...llo.nl> To: Steven Rostedt <rostedt@...dmis.org> Cc: Frederic Weisbecker <fweisbec@...il.com>, LKML <linux-kernel@...r.kernel.org>, Thomas Gleixner <tglx@...utronix.de>, "Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>, Ingo Molnar <mingo@...e.hu>, Lai Jiangshan <laijs@...fujitsu.com>, Andrew Morton <akpm@...ux-foundation.org>, Anton Blanchard <anton@....ibm.com>, Tim Pepper <lnxninja@...ux.vnet.ibm.com> Subject: Re: [RFC PATCH 03/15] nohz_task: Make tick stop and restart callable outside idle On Mon, 2010-12-20 at 11:19 -0500, Steven Rostedt wrote: > On Mon, 2010-12-20 at 16:48 +0100, Peter Zijlstra wrote: > > On Mon, 2010-12-20 at 16:24 +0100, Frederic Weisbecker wrote: > > > + if (!current->pid) > > > > I'm not exactly sure that's the sanest way to test if you're the idle > > thread... > > Would > > if (idle_cpu(cpu)) > > be better? Lots ;-) -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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