rcu: Move torture-related definitions from rcupdate.h to rcu.h

The include/linux/rcupdate.h file contains a number of definitions that
are used only to communicate between rcutorture, rcuperf, and the RCU code
itself.  There is no point in having these definitions exposed globally
throughout the kernel, so this commit moves them to kernel/rcu/rcu.h.
This change has the added benefit of shrinking rcupdate.h.

Reported-by: Ingo Molnar <mingo@kernel.org>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>

1 files changed, 5 insertions, 0 deletions

diff --git a/include/linux/rcutiny.h b/include/linux/rcutiny.h
index 74d9c3a1feee..ade360e0d58c 100644
--- a/include/linux/rcutiny.h
+++ b/include/linux/rcutiny.h
@@ -202,6 +202,11 @@ static inline void rcu_irq_enter(void)
 {
 }
 
+static inline bool rcu_irq_enter_disabled(void)
+{
+	return false;
+}
+
 static inline void rcu_irq_exit_irqson(void)
 {
 }