Re: [PATCH v2 0/2] rcu: Make rcu_normal_after_boot writable again

From: Paul E. McKenney
Date: Tue Aug 10 2021 - 14:41:21 EST


On Tue, Aug 10, 2021 at 10:48:14AM +0200, Juri Lelli wrote:
> Hi,
>
> v2 of a proposed RCU change to make rcu_normal_after_boot feature usable
> on PREEMPT_RT as well, as it turns out it's useful on RT as well on
> NO_HZ_FULL configurations.
>
> v2 gained an additional patch to revise rcu update module parameters
> permissions (as suggested during v1 review [1]).

Queued and pushed, thank you!

Thanx, Paul

> Changes wrt v1:
>
> - Restrict the option to !PREEMPT_RT || NO_HZ_FULL (Paul, Sebastian)
> - Change module params permissions (Paul) (02/02)
>
> Thanks,
> Juri
>
> v1 - https://lore.kernel.org/lkml/20210805080123.16320-1-juri.lelli@xxxxxxxxxx/
>
> Juri Lelli (2):
> rcu: Make rcu_normal_after_boot writable again
> rcu: Make rcu update module parameters world-readable
>
> kernel/rcu/tree_exp.h | 1 -
> kernel/rcu/update.c | 8 ++++----
> 2 files changed, 4 insertions(+), 5 deletions(-)
>
> --
> 2.31.1
>