1 files changed, 9 insertions, 0 deletions

diff --git a/kernel/rcutree_plugin.h b/kernel/rcutree_plugin.h
index ea2e2fb79e81..38d09c5f2b41 100644
--- a/kernel/rcutree_plugin.h
+++ b/kernel/rcutree_plugin.h
@@ -602,6 +602,11 @@ static void rcu_preempt_process_callbacks(void)
                                 &__get_cpu_var(rcu_preempt_data));
 }
 
+static void rcu_preempt_do_callbacks(void)
+{
+        rcu_do_batch(&rcu_preempt_state, &__get_cpu_var(rcu_preempt_data));
+}
+
 /*
  * Queue a preemptible-RCU callback for invocation after a grace period.
  */
@@ -997,6 +1002,10 @@ static void rcu_preempt_process_callbacks(void)
 {
 }
 
+static void rcu_preempt_do_callbacks(void)
+{
+}
+
 /*
  * Wait for an rcu-preempt grace period, but make it happen quickly.
  * But because preemptible RCU does not exist, map to rcu-sched.