[PATCH 07/13] drm/ttm: export ttm_bo_ref_bug

[Chunming Zhou]

Change-Id: I5b5f36b4c8af422b5c9d0eaf0c2d3b4db4d9cd0b
Signed-off-by: Chunming Zhou <david1.zhou at amd.com>
---
 drivers/gpu/drm/ttm/ttm_bo.c    | 3 ++-
 include/drm/ttm/ttm_bo_driver.h | 2 ++
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c
index 98da2cf63c9b..e232dadd5f79 100644
--- a/drivers/gpu/drm/ttm/ttm_bo.c
+++ b/drivers/gpu/drm/ttm/ttm_bo.c
@@ -183,10 +183,11 @@ void ttm_bo_add_to_lru(struct ttm_buffer_object *bo)
 }
 EXPORT_SYMBOL(ttm_bo_add_to_lru);
 
-static void ttm_bo_ref_bug(struct kref *list_kref)
+void ttm_bo_ref_bug(struct kref *list_kref)
 {
 	BUG();
 }
+EXPORT_SYMBOL(ttm_bo_ref_bug);
 
 void ttm_bo_del_from_lru(struct ttm_buffer_object *bo)
 {
diff --git a/include/drm/ttm/ttm_bo_driver.h b/include/drm/ttm/ttm_bo_driver.h
index 29339b0a2fd6..6847d4258db1 100644
--- a/include/drm/ttm/ttm_bo_driver.h
+++ b/include/drm/ttm/ttm_bo_driver.h
@@ -601,6 +601,8 @@ int ttm_bo_global_init(struct drm_global_reference *ref);
 
 int ttm_bo_device_release(struct ttm_bo_device *bdev);
 
+void ttm_bo_ref_bug(struct kref *list_kref);
+
 /**
  * ttm_bo_device_init
  *
-- 
2.14.1