diff options
Diffstat (limited to 'kernel/locking/mutex.c')
| -rw-r--r-- | kernel/locking/mutex.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/kernel/locking/mutex.c b/kernel/locking/mutex.c index d973fe6041..2deeeca3e7 100644 --- a/kernel/locking/mutex.c +++ b/kernel/locking/mutex.c @@ -1126,6 +1126,9 @@ EXPORT_SYMBOL(ww_mutex_lock_interruptible); #endif /* !CONFIG_DEBUG_LOCK_ALLOC */ #endif /* !CONFIG_PREEMPT_RT */ +EXPORT_TRACEPOINT_SYMBOL_GPL(contention_begin); +EXPORT_TRACEPOINT_SYMBOL_GPL(contention_end); + /** * atomic_dec_and_mutex_lock - return holding mutex if we dec to 0 * @cnt: the atomic which we are to dec |