On Sat, Aug 07, 2021 at 12:48:00PM +0200, Eugene Syromiatnikov wrote: [...] > diff --git a/include/uapi/linux/pidtype.h b/include/uapi/linux/pidtype.h > new file mode 100644 > index 0000000..2105ae3 > --- /dev/null > +++ b/include/uapi/linux/pidtype.h > @@ -0,0 +1,20 @@ > +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ > +#ifndef _UAPI_LINUX_PID_H > +#define _UAPI_LINUX_PID_H Did you mean _UAPI_LINUX_PIDTYPE_H here? -- ldv