On Fri, Aug 18, 2023 at 09:39:32AM +0800, Rong Tao wrote: > Hi, Jiri. Thanks for your reply. > > libbpf_ensure_mem() is in libbpf_internal.h, samples/bpf/ can't see it, do we > reposition the function declaration? I see, I had no idea trace_helpers.[ch] is included in samples/bpf but it seems to have libbpf linked statically.. so you could just include libbpf_internal.h and it should work, right? like we do in selftests jirka > > Good Day > Rong Tao >