rcu: Inline rcu_kthread_do_work() into its sole remaining caller

The rcu_kthread_do_work() function has a single-line body and only one
remaining caller.  This commit therefore saves a few lines of code by
inlining rcu_kthread_do_work() into its sole remaining caller.

Signed-off-by: Paul E. McKenney <paulmck@linux.ibm.com>

diff --git a/kernel/rcu/tree_plugin.h b/kernel/rcu/tree_plugin.h
index 4d40915..bcf3e73 100644 (file)
--- a/kernel/rcu/tree_plugin.h
+++ b/kernel/rcu/tree_plugin.h
@@ -1369,11 +1369,6 @@ static int rcu_spawn_one_boost_kthread(struct rcu_node *rnp)
        return 0;
 }
 
-static void rcu_kthread_do_work(void)
-{
-       rcu_do_batch(this_cpu_ptr(&rcu_data));
-}
-
 static void rcu_cpu_kthread_setup(unsigned int cpu)
 {
        struct sched_param sp;
@@ -1413,7 +1408,7 @@ static void rcu_cpu_kthread(unsigned int cpu)
                *workp = 0;
                local_irq_enable();
                if (work)
-                       rcu_kthread_do_work();
+                       rcu_do_batch(this_cpu_ptr(&rcu_data));
                local_bh_enable();
                if (*workp == 0) {
                        trace_rcu_utilization(TPS("End CPU kthread@rcu_wait"));