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rcu: Several rcu_segcblist functions can be static

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None of rcu_segcblist_set_len(), rcu_segcblist_add_len(), or
rcu_segcblist_xchg_len() are used outside of kernel/rcu/rcu_segcblist.c.
This commit therefore makes them static.

Fixes: eda669a6a2 ("rcu/nocb: Atomic ->len field in rcu_segcblist structure")
Signed-off-by: kbuild test robot <lkp@intel.com>
[ paulmck: "Fixes:" updated per Stephen Rothwell feedback. ]
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
This commit is contained in:
kbuild test robot 2019-08-08 10:32:58 +08:00 committed by Paul E. McKenney
parent 8e6af017f4
commit 1d24dd4e01
1 changed files with 3 additions and 3 deletions
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6
kernel/rcu/rcu_segcblist.c
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@ -88,7 +88,7 @@ struct rcu_head *rcu_cblist_dequeue(struct rcu_cblist *rclp)
}
/* Set the length of an rcu_segcblist structure. */
void rcu_segcblist_set_len(struct rcu_segcblist *rsclp, long v)
static void rcu_segcblist_set_len(struct rcu_segcblist *rsclp, long v)
{
#ifdef CONFIG_RCU_NOCB_CPU
atomic_long_set(&rsclp->len, v);
@ -104,7 +104,7 @@ void rcu_segcblist_set_len(struct rcu_segcblist *rsclp, long v)
* This increase is fully ordered with respect to the callers accesses
* both before and after.
*/
void rcu_segcblist_add_len(struct rcu_segcblist *rsclp, long v)
static void rcu_segcblist_add_len(struct rcu_segcblist *rsclp, long v)
{
#ifdef CONFIG_RCU_NOCB_CPU
smp_mb__before_atomic(); /* Up to the caller! */
@ -134,7 +134,7 @@ void rcu_segcblist_inc_len(struct rcu_segcblist *rsclp)
* with the actual number of callbacks on the structure. This exchange is
* fully ordered with respect to the callers accesses both before and after.
*/
long rcu_segcblist_xchg_len(struct rcu_segcblist *rsclp, long v)
static long rcu_segcblist_xchg_len(struct rcu_segcblist *rsclp, long v)
{
#ifdef CONFIG_RCU_NOCB_CPU
return atomic_long_xchg(&rsclp->len, v);