On Thu, 24 Jan 2019 22:47:44 +0100 Maciej Fijalkowski <maciejromanfijalkow...@gmail.com> wrote:
> From: Maciej Fijalkowski <maciej.fijalkow...@intel.com> > > There is a common problem with xdp samples that happens when user wants > to run a particular sample and some bpf program is already loaded. The > default 64kb RLIMIT_MEMLOCK resource limit will cause a following error > (assuming that xdp sample that is failing was converted to libbpf > usage): > > libbpf: Error in bpf_object__probe_name():Operation not permitted(1). > Couldn't load basic 'r0 = 0' BPF program. > libbpf: failed to load object './xdp_sample_pkts_kern.o' > > Fix it in xdp_sample_pkts and xdp_router_ipv4 by setting RLIMIT_MEMLOCK > to RLIM_INFINITY. > > Signed-off-by: Maciej Fijalkowski <maciej.fijalkow...@intel.com> > Reviewed-by: Jakub Kicinski <jakub.kicin...@netronome.com> > --- > samples/bpf/xdp_router_ipv4_user.c | 7 +++++++ > samples/bpf/xdp_sample_pkts_user.c | 7 +++++++ > 2 files changed, 14 insertions(+) Acked-by: Jesper Dangaard Brouer <bro...@redhat.com> -- Best regards, Jesper Dangaard Brouer MSc.CS, Principal Kernel Engineer at Red Hat LinkedIn: http://www.linkedin.com/in/brouer
