DRM_IOCTL_SG_FREE 945 drivers/gpu/drm/drm_ioc32.c DRM_IOCTL32_DEF(DRM_IOCTL_SG_FREE, compat_drm_sg_free), DRM_IOCTL_SG_FREE 641 drivers/gpu/drm/drm_ioctl.c DRM_LEGACY_IOCTL_DEF(DRM_IOCTL_SG_FREE, drm_legacy_sg_free, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),