selftests/bpf: Add __ksym extern selftest

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Validate libbpf is able to handle weak and strong kernel symbol externs in BPF
code correctly.

Signed-off-by: Andrii Nakryiko <andriin@fb.com>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Reviewed-by: Hao Luo <haoluo@google.com>
Link: https://lore.kernel.org/bpf/20200619231703.738941-4-andriin@fb.com

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Andrii Nakryiko 2020-06-19 16:16:57 -07:00 • committed by Alexei Starovoitov

parent 1c0c7074fe

commit b7ddfab20a

2 changed files with 103 additions and 0 deletions

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71

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

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32

tools/testing/selftests/bpf/progs/test_ksyms.c

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