tiny_rcu: Directly force QS when call_rcu_[bh|sched]() on idle_task

[mirror_ubuntu-jammy-kernel.git] / kernel / rcu / rcu.h

diff --git a/kernel/rcu/rcu.h b/kernel/rcu/rcu.h
index 07bb02eda844bf16eee540ba01a99beb7c52ac60..80adef7d4c3d01d9ef9ed95c483956d2a858854f 100644 (file)
--- a/kernel/rcu/rcu.h
+++ b/kernel/rcu/rcu.h
@@ -137,4 +137,10 @@ int rcu_jiffies_till_stall_check(void);
 
 void rcu_early_boot_tests(void);
 
+/*
+ * This function really isn't for public consumption, but RCU is special in
+ * that context switches can allow the state machine to make progress.
+ */
+extern void resched_cpu(int cpu);
+
 #endif /* __LINUX_RCU_H */