Index: drm_linux.h
===================================================================
RCS file: /cvs/src/sys/dev/pci/drm/drm_linux.h,v
retrieving revision 1.64
diff -u -p -r1.64 drm_linux.h
--- drm_linux.h	27 Nov 2017 16:20:42 -0000	1.64
+++ drm_linux.h	29 Nov 2017 03:27:30 -0000
@@ -1180,7 +1180,7 @@ kobject_del(struct kobject *obj)
 
 #define	DEFINE_WAIT(wait)		wait_queue_head_t *wait = NULL
 
-inline void
+static inline void
 prepare_to_wait(wait_queue_head_t *wq, wait_queue_head_t **wait, int state)
 {
 	if (*wait == NULL) {
@@ -1189,14 +1189,14 @@ prepare_to_wait(wait_queue_head_t *wq, w
 	}
 }
 
-inline void
+static inline void
 finish_wait(wait_queue_head_t *wq, wait_queue_head_t **wait)
 {
 	if (*wait)
 		mtx_leave(&wq->lock);
 }
 
-inline long
+static inline long
 schedule_timeout(long timeout, wait_queue_head_t **wait)
 {
 	return -msleep(*wait, &(*wait)->lock, PZERO, "schto", timeout);