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Diffstat (limited to 'drivers/gpu/drm/msm/msm_drv.h')
-rw-r--r--drivers/gpu/drm/msm/msm_drv.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/gpu/drm/msm/msm_drv.h b/drivers/gpu/drm/msm/msm_drv.h
index b4bc7f1ef717..d0da52f2a806 100644
--- a/drivers/gpu/drm/msm/msm_drv.h
+++ b/drivers/gpu/drm/msm/msm_drv.h
@@ -157,6 +157,12 @@ struct msm_drm_private {
struct shrinker shrinker;
struct msm_vblank_ctrl vblank_ctrl;
+
+ /* task holding struct_mutex.. currently only used in submit path
+ * to detect and reject faults from copy_from_user() for submit
+ * ioctl.
+ */
+ struct task_struct *struct_mutex_task;
};
struct msm_format {