From: Peter Zijlstra <peterz@infradead.org>
To: paulmck@linux.vnet.ibm.com
Cc: Wu Fengguang <fengguang.wu@intel.com>,
Steven Rostedt <rostedt@goodmis.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
Ingo Molnar <mingo@elte.hu>, Lai Jiangshan <laijs@cn.fujitsu.com>,
Frederic Weisbecker <fweisbec@gmail.com>
Subject: Re: linux-next 20111025: warnings in rcu_idle_exit_common()/rcu_idle_enter_common()
Date: Thu, 10 Nov 2011 17:35:24 +0100 [thread overview]
Message-ID: <1320942925.13800.28.camel@twins> (raw)
In-Reply-To: <20111031221416.GQ6160@linux.vnet.ibm.com>
On Mon, 2011-10-31 at 15:14 -0700, Paul E. McKenney wrote:
> Peter, I have been using "idle_cpu(smp_processor_id()))" to verify that
> I really am running in the context of the idle task when RCU believes
> that the current CPU has gone idle.
I think this is sorted since, but just to clarify idle_cpu() was meant
to test if the cpu was idle, this is something different from actually
running the idle thread.
next prev parent reply other threads:[~2011-11-10 16:35 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-10-31 8:26 linux-next 20111025: warnings in rcu_idle_exit_common()/rcu_idle_enter_common() Wu Fengguang
2011-10-31 9:51 ` Paul E. McKenney
2011-10-31 10:43 ` Wu Fengguang
2011-10-31 11:41 ` Wu Fengguang
2011-10-31 12:19 ` Paul E. McKenney
2011-10-31 15:44 ` Steven Rostedt
2011-11-01 0:34 ` Paul E. McKenney
2011-11-01 7:07 ` Wu Fengguang
2011-11-01 14:36 ` Carsten Emde
2011-11-01 15:03 ` Paul E. McKenney
2011-11-01 16:00 ` Paul E. McKenney
2011-11-01 16:32 ` Wu Fengguang
2011-11-02 14:44 ` Paul E. McKenney
2011-11-02 14:51 ` Steven Rostedt
2011-11-02 15:14 ` Paul E. McKenney
2011-11-02 15:43 ` Steven Rostedt
2011-11-03 16:09 ` Paul E. McKenney
2011-11-02 14:56 ` Steven Rostedt
2011-11-02 15:01 ` Wu Fengguang
2011-11-02 15:14 ` Paul E. McKenney
2011-11-02 15:14 ` Paul E. McKenney
2011-10-31 12:31 ` Wu Fengguang
[not found] ` <20111031123708.GA6839@localhost>
2011-10-31 22:14 ` Paul E. McKenney
2011-11-10 16:35 ` Peter Zijlstra [this message]
2011-11-10 17:20 ` Paul E. McKenney
2011-11-10 18:33 ` Peter Zijlstra
2011-11-01 17:34 ` Frederic Weisbecker
2011-11-01 18:36 ` Paul E. McKenney
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