主题: Re: RCU: Question rcu_preempt_blocked_readers_cgp in rcu_gp_fqs_loop func On Wed, Sep 09, 2020 at 07:03:39AM +0000, Zhang, Qiang wrote: > > When config preempt RCU, and then there are multiple levels node, the > current task is preempted in rcu read critical region. > ...