netdev - Re: [PATCH bpf-next v9 7/7] selftests: bpf: add test_lwt_ip

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Date:   Mon, 11 Feb 2019 20:39:39 -0800
From:   Alexei Starovoitov <alexei.starovoitov@...il.com>
To:     Peter Oskolkov <posk@...gle.com>
Cc:     Alexei Starovoitov <ast@...nel.org>,
        Daniel Borkmann <daniel@...earbox.net>, netdev@...r.kernel.org,
        Peter Oskolkov <posk@...k.io>, David Ahern <dsahern@...il.com>,
        Willem de Bruijn <willemb@...gle.com>
Subject: Re: [PATCH bpf-next v9 7/7] selftests: bpf: add test_lwt_ip_encap
 selftest

On Mon, Feb 11, 2019 at 04:42:49PM -0800, Peter Oskolkov wrote:
> This patch adds a bpf self-test to cover BPF_LWT_ENCAP_IP mode
> in bpf_lwt_push_encap.
> 
> Covered:
> - encapping in LWT_IN and LWT_XMIT
> - IPv4 and IPv6
> 
> A follow-up patch will add GSO and VRF-enabled tests.
> 
> Signed-off-by: Peter Oskolkov <posk@...gle.com>
> ---
>  tools/testing/selftests/bpf/Makefile          |   5 +-
>  .../testing/selftests/bpf/test_lwt_ip_encap.c |  85 +++++
>  .../selftests/bpf/test_lwt_ip_encap.sh        | 311 ++++++++++++++++++
>  3 files changed, 399 insertions(+), 2 deletions(-)
>  create mode 100644 tools/testing/selftests/bpf/test_lwt_ip_encap.c
>  create mode 100755 tools/testing/selftests/bpf/test_lwt_ip_encap.sh
> 
> diff --git a/tools/testing/selftests/bpf/Makefile b/tools/testing/selftests/bpf/Makefile
> index c7e1e3255448..3ebd41a0c253 100644
> --- a/tools/testing/selftests/bpf/Makefile
> +++ b/tools/testing/selftests/bpf/Makefile
> @@ -36,7 +36,7 @@ BPF_OBJ_FILES = \
>  	get_cgroup_id_kern.o socket_cookie_prog.o test_select_reuseport_kern.o \
>  	test_skb_cgroup_id_kern.o bpf_flow.o netcnt_prog.o test_xdp_vlan.o \
>  	xdp_dummy.o test_map_in_map.o test_spin_lock.o test_map_lock.o \
> -	test_sock_fields_kern.o
> +	test_sock_fields_kern.o test_lwt_ip_encap.o

This needs one more rebase on top of Jiong's makefile changes.
Other than this it looks great.
Thanks!