DRM_IOCTL_GEM_OPEN 838 include/uapi/drm/drm.h #define DRM_IOCTL_GEM_OPEN DRM_IOWR(0x0b, struct drm_gem_open) DRM_IOCTL_GEM_OPEN 838 tools/include/uapi/drm/drm.h #define DRM_IOCTL_GEM_OPEN DRM_IOWR(0x0b, struct drm_gem_open)