[PATCH] drm/ttm: make global mutex and use count static

[Christian König]

Only needed during device hot plug and remove and not exported.

Signed-off-by: Christian König <christian.koenig at amd.com>
Suggested-by: Bernard <bernard at vivo.com>
---
 drivers/gpu/drm/ttm/ttm_device.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/ttm/ttm_device.c b/drivers/gpu/drm/ttm/ttm_device.c
index 9b787b3caeb5..1f2024164d72 100644
--- a/drivers/gpu/drm/ttm/ttm_device.c
+++ b/drivers/gpu/drm/ttm/ttm_device.c
@@ -39,8 +39,8 @@
 /**
  * ttm_global_mutex - protecting the global state
  */
-DEFINE_MUTEX(ttm_global_mutex);
-unsigned ttm_glob_use_count;
+static DEFINE_MUTEX(ttm_global_mutex);
+static unsigned ttm_glob_use_count;
 struct ttm_global ttm_glob;
 EXPORT_SYMBOL(ttm_glob);
 
-- 
2.25.1