linux-kernel - [PATCH 1/1] kernel/rcu/tree.c: make rcu node arrays static const char * const

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Message-Id: <20140506192114.60ed15ab76cba9fc10a6e7f3@skynet.be>
Date:	Tue, 6 May 2014 19:21:14 +0200
From:	Fabian Frederick <fabf@...net.be>
To:	linux-kernel <linux-kernel@...r.kernel.org>
Cc:	Dipankar Sarma <dipankar@...ibm.com>,
	akpm <akpm@...ux-foundation.org>
Subject: [PATCH 1/1] kernel/rcu/tree.c: make rcu node arrays static const
 char * const

Those 2 arrays are being passed to lockdep_init_map with const char *
and stored in lockdep_map the same way

Cc: Dipankar Sarma <dipankar@...ibm.com>
Cc: Andrew Morton <akpm@...ux-foundation.org>
Signed-off-by: Fabian Frederick <fabf@...net.be>
---
 kernel/rcu/tree.c | 18 ++++++++++--------
 1 file changed, 10 insertions(+), 8 deletions(-)

diff --git a/kernel/rcu/tree.c b/kernel/rcu/tree.c
index 0c47e30..90ebc83 100644
--- a/kernel/rcu/tree.c
+++ b/kernel/rcu/tree.c
@@ -3357,14 +3357,16 @@ static void __init rcu_init_levelspread(struct rcu_state *rsp)
 static void __init rcu_init_one(struct rcu_state *rsp,
 		struct rcu_data __percpu *rda)
 {
-	static char *buf[] = { "rcu_node_0",
-			       "rcu_node_1",
-			       "rcu_node_2",
-			       "rcu_node_3" };  /* Match MAX_RCU_LVLS */
-	static char *fqs[] = { "rcu_node_fqs_0",
-			       "rcu_node_fqs_1",
-			       "rcu_node_fqs_2",
-			       "rcu_node_fqs_3" };  /* Match MAX_RCU_LVLS */
+	static const char * const buf[] = {
+		"rcu_node_0",
+		"rcu_node_1",
+		"rcu_node_2",
+		"rcu_node_3" };  /* Match MAX_RCU_LVLS */
+	static const char * const fqs[] = {
+		"rcu_node_fqs_0",
+		"rcu_node_fqs_1",
+		"rcu_node_fqs_2",
+		"rcu_node_fqs_3" };  /* Match MAX_RCU_LVLS */
 	int cpustride = 1;
 	int i;
 	int j;
-- 
1.8.4.5

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