On Fri, Oct 19, 2018 at 10:31 AM Paolo Abeni <[email protected]> wrote:
>
> Extends the existing udp programs to allow checking for proper
> GRO aggregation/GSO size, and run the tests via a shell script, using
> a veth pair with XDP program attached to trigger the GRO code path.
>
> Signed-off-by: Paolo Abeni <[email protected]>
> ---
> tools/testing/selftests/net/Makefile | 2 +-
> tools/testing/selftests/net/udpgro.sh | 144 ++++++++++++++++++
> tools/testing/selftests/net/udpgro_bench.sh | 8 +-
> tools/testing/selftests/net/udpgso_bench.sh | 2 +-
> tools/testing/selftests/net/udpgso_bench_rx.c | 125 +++++++++++++--
> tools/testing/selftests/net/udpgso_bench_tx.c | 22 ++-
> 6 files changed, 281 insertions(+), 22 deletions(-)
> create mode 100755 tools/testing/selftests/net/udpgro.sh
>
> diff --git a/tools/testing/selftests/net/udpgro.sh
> b/tools/testing/selftests/net/udpgro.sh
> + run_test "no GRO chk cmsg" "${ipv4_args} -M 10 -s 1400" "-4 -n 10 -l
> 1400 -S -1"
> + run_test "no GRO chk cmsg" "${ipv6_args} -M 10 -s 1400" "-n 10 -l
> 1400 -S -1"
why expected segment size -1 in these two?
> diff --git a/tools/testing/selftests/net/udpgso_bench_tx.c
> b/tools/testing/selftests/net/udpgso_bench_tx.c
> static void usage(const char *filepath)
> {
> - error(1, 0, "Usage: %s [-46cmStuz] [-C cpu] [-D dst ip] [-l secs] [-p
> port] [-s sendsize]",
> + error(1, 0, "Usage: %s [-46cmtuz] [-C cpu] [-D dst ip] [-l secs] [-m
> messagenr] [-p port] [-s sendsize] [-S gsosize]",
> filepath);
missing -M
