From 8d2aaa9b7c290e766a41f29c71ec72192851d538 Mon Sep 17 00:00:00 2001
From: Frederic Weisbecker <frederic@kernel.org>
Date: Mon, 14 Feb 2022 14:23:39 +0100
Subject: rcu/nocb: Move rcu_nocb_is_setup to rcu_state

This commit moves the RCU nocb initialization witness within rcu_state
to consolidate RCU's global state.

Reported-by: Paul E. McKenney <paulmck@kernel.org>
Cc: Neeraj Upadhyay <quic_neeraju@quicinc.com>
Cc: Uladzislau Rezki <uladzislau.rezki@sony.com>
Cc: Joel Fernandes <joel@joelfernandes.org>
Cc: Boqun Feng <boqun.feng@gmail.com>
Signed-off-by: Frederic Weisbecker <frederic@kernel.org>
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
---
 kernel/rcu/tree.h | 1 +
 1 file changed, 1 insertion(+)

(limited to 'kernel/rcu/tree.h')

diff --git a/kernel/rcu/tree.h b/kernel/rcu/tree.h
index 926673ebe355..f6a3d54585c9 100644
--- a/kernel/rcu/tree.h
+++ b/kernel/rcu/tree.h
@@ -364,6 +364,7 @@ struct rcu_state {
 	arch_spinlock_t ofl_lock ____cacheline_internodealigned_in_smp;
 						/* Synchronize offline with */
 						/*  GP pre-initialization. */
+	int nocb_is_setup;			/* nocb is setup from boot */
 };
 
 /* Values for rcu_state structure's gp_flags field. */
-- 
cgit