1 files changed, 2 insertions, 0 deletions

diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c
index e680501c78ea..7cfaa7e2f3b5 100644
--- a/drivers/gpu/drm/radeon/radeon_device.c
+++ b/drivers/gpu/drm/radeon/radeon_device.c
@@ -215,6 +215,8 @@ int radeon_wb_init(struct radeon_device *rdev)
                 return r;
         }
 
+        /* clear wb memory */
+        memset((char *)rdev->wb.wb, 0, RADEON_GPU_PAGE_SIZE);
         /* disable event_write fences */
         rdev->wb.use_event = false;
         /* disabled via module param */