Re: [PATCH printk v3 01/40] rcu: implement lockdep_rcu_enabled for !CONFIG_DEBUG_LOCK_ALLOC

From: Paul E. McKenney
Date: Tue Nov 08 2022 - 14:27:35 EST


On Mon, Nov 07, 2022 at 08:29:01PM +0106, John Ogness wrote:
> On 2022-11-07, "Paul E. McKenney" <paulmck@xxxxxxxxxx> wrote:
> >> Provide an implementation for debug_lockdep_rcu_enabled() when
> >> CONFIG_DEBUG_LOCK_ALLOC is not enabled. This allows code to check
> >> if rcu lockdep debugging is available without needing an extra
> >> check if CONFIG_DEBUG_LOCK_ALLOC is enabled.
> >>
> >> Signed-off-by: John Ogness <john.ogness@xxxxxxxxxxxxx>
> >
> > If you would like me to take this one, please let me know.
>
> Yes, it would be great if you would carry this in the rcu tree. This
> printk series is already relying on the rcu tree for the NMI-safe
> work. Thanks!

Very good, I have queued it. It is currently on -rcu branch "dev",
but will find its way to srcunmisafe.2022.10.21a in the next day or two.

Thanx, Paul