sched: Use lockdep-based checking on rcu_dereference()

[deliverable/linux.git] / kernel / fork.c

diff --git a/kernel/fork.c b/kernel/fork.c
index f88bd984df35fc937a7ee0c2ab89ac091ce5141d..17bbf093356d085123b83fa93c05a89e380fb53e 100644 (file)
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -86,6 +86,7 @@ int max_threads;              /* tunable limit on nr_threads */
 DEFINE_PER_CPU(unsigned long, process_counts) = 0;
 
 __cacheline_aligned DEFINE_RWLOCK(tasklist_lock);  /* outer */
+EXPORT_SYMBOL_GPL(tasklist_lock);
 
 int nr_processes(void)
 {