Commit beb84099 authored by Frederic Weisbecker's avatar Frederic Weisbecker Committed by Paul E. McKenney
Browse files

rcu: Remove rcu_is_nocb_cpu() 



The rcu_is_nocb_cpu() function is no longer used, so this commmit
removes it.

Reported-by: default avatarNeeraj Upadhyay <quic_neeraju@quicinc.com>
Cc: Uladzislau Rezki <uladzislau.rezki@sony.com>
Cc: Joel Fernandes <joel@joelfernandes.org>
Cc: Boqun Feng <boqun.feng@gmail.com>
Signed-off-by: default avatarFrederic Weisbecker <frederic@kernel.org>
Signed-off-by: default avatarPaul E. McKenney <paulmck@kernel.org>
parent 31231092

kernel/rcu/rcu.h

+0 −2
Original line number Diff line number Diff line
@@ -538,10 +538,8 @@ extern struct workqueue_struct *rcu_par_gp_wq; 
#endif /* #else #ifdef CONFIG_TINY_RCU */



#ifdef CONFIG_RCU_NOCB_CPU

bool rcu_is_nocb_cpu(int cpu);

void rcu_bind_current_to_nocb(void);

#else

static inline bool rcu_is_nocb_cpu(int cpu) { return false; }

static inline void rcu_bind_current_to_nocb(void) { }

#endif

kernel/rcu/tree_nocb.h

+0 −8
Original line number Diff line number Diff line
@@ -215,14 +215,6 @@ static void rcu_init_one_nocb(struct rcu_node *rnp) 
	init_swait_queue_head(&rnp->nocb_gp_wq[1]);

}



/* Is the specified CPU a no-CBs CPU? */

bool rcu_is_nocb_cpu(int cpu)

{

	if (cpumask_available(rcu_nocb_mask))

		return cpumask_test_cpu(cpu, rcu_nocb_mask);

	return false;

}



static bool __wake_nocb_gp(struct rcu_data *rdp_gp,

			   struct rcu_data *rdp,

			   bool force, unsigned long flags)