rcutorture: Make rcu_fwds and rcu_fwd_emergency_stop static

JasonYanHw · paulmckrcu · commit afbc1574f1da · 2020-05-07T10:15:29.000-07:00
This commit fixes the following sparse warning:

kernel/rcu/rcutorture.c:1695:16: warning: symbol 'rcu_fwds' was not declared. Should it be static?
kernel/rcu/rcutorture.c:1696:6: warning: symbol 'rcu_fwd_emergency_stop' was not declared. Should it be static?

Reported-by: Hulk Robot &lt;hulkci@huawei.com&gt;
Signed-off-by: Jason Yan &lt;yanaijie@huawei.com&gt;
Signed-off-by: Paul E. McKenney &lt;paulmck@kernel.org&gt;
diff --git a/kernel/rcu/rcutorture.c b/kernel/rcu/rcutorture.c
@@ -1721,8 +1721,8 @@ struct rcu_fwd {
 	unsigned long rcu_launder_gp_seq_start;
 };
 
-struct rcu_fwd *rcu_fwds;
-bool rcu_fwd_emergency_stop;
+static struct rcu_fwd *rcu_fwds;
+static bool rcu_fwd_emergency_stop;
 
 static void rcu_torture_fwd_cb_hist(struct rcu_fwd *rfp)
 {

Original file line number	Diff line number	Diff line change
`@@ -1721,8 +1721,8 @@ struct rcu_fwd {`
`1721`	`1721`	`unsigned long rcu_launder_gp_seq_start;`
`1722`	`1722`	`};`
`1723`	`1723`
`1724`		`-struct rcu_fwd *rcu_fwds;`
`1725`		`-bool rcu_fwd_emergency_stop;`
	`1724`	`+static struct rcu_fwd *rcu_fwds;`
	`1725`	`+static bool rcu_fwd_emergency_stop;`
`1726`	`1726`
`1727`	`1727`	`static void rcu_torture_fwd_cb_hist(struct rcu_fwd *rfp)`
`1728`	`1728`	`{`