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-rw-r--r--kernel/wait.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/kernel/wait.c b/kernel/wait.c
index 5985d866531f..a1d57aeb7f75 100644
--- a/kernel/wait.c
+++ b/kernel/wait.c
@@ -10,6 +10,10 @@
#include <linux/wait.h>
#include <linux/hash.h>
+struct lock_class_key waitqueue_lock_key;
+
+EXPORT_SYMBOL(waitqueue_lock_key);
+
void fastcall add_wait_queue(wait_queue_head_t *q, wait_queue_t *wait)
{
unsigned long flags;