Messages in this thread | | | Date | Wed, 11 Sep 2013 07:13:02 -0700 | From | "Paul E. McKenney" <> | Subject | Re: [PATCH] rcu: Is it safe to enter an RCU read-side critical section? |
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On Mon, Sep 09, 2013 at 03:34:26PM -0700, Paul E. McKenney wrote: > 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@efficios.com> 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.
And after treating injuries, the survivor is rcu_is_watching().
Thanx, Paul
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