make srcu_readers_active() static

Make the needlessly global srcu_readers_active() static.

Signed-off-by: Adrian Bunk <bunk@kernel.org>
Cc: "Paul E. McKenney" <paulmck@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/kernel/srcu.c b/kernel/srcu.c
index 3507cabe963bd453857b68f6bf56b59103d0781d..b0aeeaf22ce49c8c76098aac5224b1f4c44d4c4d 100644 (file)
--- a/kernel/srcu.c
+++ b/kernel/srcu.c
@@ -74,7 +74,7 @@ static int srcu_readers_active_idx(struct srcu_struct *sp, int idx)
  * severe errors when invoked on an active srcu_struct.  That said, it
  * can be useful as an error check at cleanup time.
  */
-int srcu_readers_active(struct srcu_struct *sp)
+static int srcu_readers_active(struct srcu_struct *sp)
 {
        return srcu_readers_active_idx(sp, 0) + srcu_readers_active_idx(sp, 1);
 }
@@ -255,4 +255,3 @@ EXPORT_SYMBOL_GPL(srcu_read_lock);
 EXPORT_SYMBOL_GPL(srcu_read_unlock);
 EXPORT_SYMBOL_GPL(synchronize_srcu);
 EXPORT_SYMBOL_GPL(srcu_batches_completed);
-EXPORT_SYMBOL_GPL(srcu_readers_active);