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rcu: Move rcu_{expedited,normal} definitions into rcupdate.h

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This commit moves the rcu_{expedited,normal} definitions from
kernel/rcu/update.c to include/linux/rcupdate.h to make sure they are
in sync, and also to avoid the following warning from sparse:

kernel/ksysfs.c:150:5: warning: symbol 'rcu_expedited' was not declared. Should it be static?
kernel/ksysfs.c:167:5: warning: symbol 'rcu_normal' was not declared. Should it be static?

Signed-off-by: Ben Dooks <ben.dooks@codethink.co.uk>
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
This commit is contained in:
Ben Dooks 2019-10-15 14:48:22 +01:00 committed by Paul E. McKenney
parent e2167b38c8
commit e1350e8e0e
2 changed files with 4 additions and 2 deletions
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4
include/linux/rcupdate.h
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@ -896,4 +896,8 @@ rcu_head_after_call_rcu(struct rcu_head *rhp, rcu_callback_t f)
return false;
}
/* kernel/ksysfs.c definitions */
extern int rcu_expedited;
extern int rcu_normal;
#endif /* __LINUX_RCUPDATE_H */

2
kernel/rcu/update.c
View file

@ -51,9 +51,7 @@
#define MODULE_PARAM_PREFIX "rcupdate."
#ifndef CONFIG_TINY_RCU
extern int rcu_expedited; /* from sysctl */
module_param(rcu_expedited, int, 0);
extern int rcu_normal; /* from sysctl */
module_param(rcu_normal, int, 0);
static int rcu_normal_after_boot;
module_param(rcu_normal_after_boot, int, 0);