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selftests/bpf: Add re-attach test to fentry_test
authorJiri Olsa <jolsa@kernel.org>
Wed, 14 Apr 2021 19:51:43 +0000 (21:51 +0200)
committerAlexei Starovoitov <ast@kernel.org>
Mon, 26 Apr 2021 04:09:02 +0000 (21:09 -0700)
commit56dda5a48f4f610ac9a0487c6fb64d31950e4a3e
treeade62d31ba50abf7af5edbcf09e593a130c49c0etree | snapshot
parentf3a95075549e0e5c36db922caf86847db7a35403commit | diff
selftests/bpf: Add re-attach test to fentry_test

Adding the test to re-attach (detach/attach again) tracing
fentry programs, plus check that already linked program can't
be attached again.

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Acked-by: Andrii Nakryiko <andrii@kernel.org>
Link: https://lore.kernel.org/bpf/20210414195147.1624932-4-jolsa@kernel.org
tools/testing/selftests/bpf/prog_tests/fentry_test.c diff | blob | history
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