Re: rcu: Merge RCU-bh into RCU-preempt

From: Sebastian Andrzej Siewior
Date: Thu Nov 08 2018 - 11:03:01 EST


On 2018-11-01 16:18:04 [-0700], Paul E. McKenney wrote:
> The need for this goes away as of the current merge window because
> RCU-bh has gone away. (Aside from still being able to do things
> like rcu_read_lock_bh() as a documentation device.)

So in -RT rcu_read_lock_bh() does
{ local_bh_disable() ; rcu_read_lock() }

So you are saying that this is also the case in v4.20?

> Thanx, Paul
>

Sebastian