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Code Issues Releases Wiki Activity

rcu: Remove rcu_is_nocb_cpu() 

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

Reported-by: Neeraj 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: Frederic Weisbecker <frederic@kernel.org>
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
This commit is contained in:
Frederic Weisbecker 2022-02-16 16:42:04 +01:00 committed by Paul E. McKenney
parent 3123109284
commit beb84099f1
2 changed files with 0 additions and 10 deletions
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2
kernel/rcu/rcu.h
View File

@ -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

8
kernel/rcu/tree_nocb.h
View File

@ -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)