selftests/bpf: Add a test for maximum packet size in xdp_do_redirect

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This adds an extra test to the xdp_do_redirect selftest for XDP live packet
mode, which verifies that the maximum permissible packet size is accepted
without any errors, and that a too big packet is correctly rejected.

Signed-off-by: Toke Høiland-Jørgensen <toke@redhat.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Acked-by: Martin KaFai Lau <kafai@fb.com>
Link: https://lore.kernel.org/bpf/20220310225621.53374-2-toke@redhat.com

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Toke Høiland-Jørgensen 2022-03-10 23:56:21 +01:00 • committed by Daniel Borkmann

parent b6f1f780b3

commit c09df4bd3a

1 changed files with 24 additions and 0 deletions

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tools/testing/selftests/bpf/prog_tests/xdp_do_redirect.c

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