Re: [PATCH] rcu: Is it safe to enter an RCU read-side criticalsection?

From: Paul E. McKenney
Date: Mon Sep 09 2013 - 18:34:41 EST


On Mon, Sep 09, 2013 at 05:59:17PM -0400, Steven Rostedt wrote:
> On Mon, 9 Sep 2013 17:40:26 -0400
> Mathieu Desnoyers <mathieu.desnoyers@xxxxxxxxxxxx> wrote:
>
> > Agreed. So how about rcu_is_online() ?
>
> Nope, what about all_your_base_are_belong_to_rcu()?

Let's see if I can remember the candidates...

rcu_is_cpu_idle() # reversed sense from the others
rcu_is_ignored() # reversed sense from the others
rcu_is_not_active() # reversed sense from the others
rcu_is_watching_cpu()
rcu_read_check()
rcu_is_active()
rcu_is_active_local()
rcu_is_online()
rcu_is_watching_task()
rcu_is_watching_thread()
rcu_is_watching_you()
all_your_base_are_belong_to_rcu()
rcu_is_active_loco()
rcu_kilroy_was_here()

Maybe I should just lock them all in a room overnight and see which
are still alive in the morning.

Thanx, Paul

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