[LTP] [PATCH 3/3] syscalls/getrusage: Convert getrusage01 to the new API

[Cyril Hrubis]

Hi!
Pushed with two changes, thanks.

* Changed the SPDX to GPL-2.0 since the original license was 2.0 only

* Changed the rusage buffer to guarded buffer

-- 
Cyril Hrubis
chrubis@suse.cz