selftests/bpf: Add tests for reference state fixes for callbacks

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These are regression tests to ensure we don't end up in invalid runtime
state for helpers that execute callbacks multiple times. It exercises
the fixes to verifier callback handling for reference state in previous
patches.

Signed-off-by: Kumar Kartikeya Dwivedi <memxor@gmail.com>
Link: https://lore.kernel.org/r/20220823013226.24988-1-memxor@gmail.com
Signed-off-by: Alexei Starovoitov <ast@kernel.org>

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Kumar Kartikeya Dwivedi 2022-08-23 03:32:26 +02:00 • committed by Alexei Starovoitov

parent 9d9d00ac29

commit 35f14dbd2f

2 changed files with 164 additions and 0 deletions

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48

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

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116

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

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