Re: linux-next 20111025: warnings in rcu_idle_exit_common()/rcu_idle_enter_common()

Steven Rostedt
2011-11-02T14:51:56Z

On Wed, 2011-11-02 at 07:44 -0700, Paul E. McKenney wrote:

> rcu: Fix idle-task checks
>
> RCU has traditionally relied on idle_cpu() to determine whether a given
> CPU is running in the context of an idle task, but recent changes have
> invalidated this approach. This commit therefore switches from idle_cpu
> to "current->pid != 0".
>
> Suggested-by: Carsten Emde <C.Emde@osadl.org>

> Signed-off-by: Paul E. McKenney <paul.mckenney@linaro.org>
> Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>

I always knew you had a split personality Paul ;)

-- Steve