Merge "drm/msm/sde: avoid lock while dumping fence status" (38df5d83) · Commits · e / devices / android_kernel_fairphone_FP3

drivers/gpu/drm/msm/sde/sde_kms.c

+10 −0

Original line number	Diff line number	Diff line
		@@ -1686,6 +1686,16 @@ void sde_kms_timeline_status(struct drm_device *dev)
		drm_for_each_crtc(crtc, dev)
		sde_crtc_timeline_status(crtc);

		if (mutex_is_locked(&dev->mode_config.mutex)) {
		/*
		*Probably locked from last close dumping status anyway
		*/
		SDE_ERROR("dumping conn_timeline without mode_config lock\n");
		drm_for_each_connector(conn, dev)
		sde_conn_timeline_status(conn);
		return;
		}

		mutex_lock(&dev->mode_config.mutex);
		drm_for_each_connector(conn, dev)
		sde_conn_timeline_status(conn);