rcu: Remove unused rcu_cpu_kthread_cpu per-CPU variable

The rcu_cpu_kthread_cpu used to provide debugfs information, but is no
longer used.  This commit therefore removes it.

Signed-off-by: Paul E. McKenney <paulmck@linux.ibm.com>
This commit is contained in:
Paul E. McKenney 2018-11-30 19:12:04 -08:00
parent f7e972ee12
commit b2c1955b88

View File

@ -408,10 +408,6 @@ static const char *tp_rcu_varname __used __tracepoint_string = rcu_name;
int rcu_dynticks_snap(struct rcu_data *rdp);
#ifdef CONFIG_RCU_BOOST
DECLARE_PER_CPU(int, rcu_cpu_kthread_cpu);
#endif /* #ifdef CONFIG_RCU_BOOST */
/* Forward declarations for rcutree_plugin.h */
static void rcu_bootup_announce(void);
static void rcu_qs(void);