selftests/bpf: Some more atomic tests

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Some new verifier tests that hit some important gaps in the parameter
space for atomic ops.

There are already exhaustive tests for the JIT part in
lib/test_bpf.c, but these exercise the verifier too.

Signed-off-by: Brendan Jackman <jackmanb@google.com>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Link: https://lore.kernel.org/bpf/20211015093318.1273686-1-jackmanb@google.com

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Brendan Jackman 2021-10-15 09:33:18 +00:00 • committed by Alexei Starovoitov

parent 99aaebfc28

commit 7960d02ddd

3 changed files with 120 additions and 0 deletions

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38

tools/testing/selftests/bpf/verifier/atomic_cmpxchg.c

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57

tools/testing/selftests/bpf/verifier/atomic_fetch.c

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tools/testing/selftests/bpf/verifier/atomic_invalid.c

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