From: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Date: Thu, 1 Dec 2011 01:29:18 +0000 (-0800)
Subject: rcu: Remove redundant rcu_cpu_stall_suppress declaration
X-Git-Tag: firefly_0821_release~3680^2~3845^2^2~8
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=2d1dc9a600edf33321bcdc1c808b7957d8a3f3e1;p=firefly-linux-kernel-4.4.55.git

rcu: Remove redundant rcu_cpu_stall_suppress declaration

No point in having two identical rcu_cpu_stall_suppress declarations,
so remove the more obscure of the two.

Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
---

diff --git a/kernel/rcutree.c b/kernel/rcutree.c
index 4ec4b14cfba6..2b2e1a996a65 100644
--- a/kernel/rcutree.c
+++ b/kernel/rcutree.c
@@ -642,8 +642,6 @@ static int rcu_implicit_dynticks_qs(struct rcu_data *rdp)
 
 #endif /* #ifdef CONFIG_SMP */
 
-int rcu_cpu_stall_suppress __read_mostly;
-
 static void record_gp_stall_check_time(struct rcu_state *rsp)
 {
 	rsp->gp_start = jiffies;