| commit | fa47a16b04ad896ea9c10d4fa0caf47dcf47cd00 | [log] [tgz] |
|---|---|---|
| author | Daniel Borkmann <daniel@iogearbox.net> | Thu Jul 19 18:18:36 2018 +0200 |
| committer | Alexei Starovoitov <ast@kernel.org> | Thu Jul 19 16:08:06 2018 -0700 |
| tree | edddd22c72b270f167cd13371e29b95c97f661a3 | |
| parent | b9c1e60e7bf4e64ac1b4f4d6d593f0bb57886973 [diff] |
bpf: test case to check whether src/dst regs got mangled by xadd
We currently do not have such a test case in test_verifier selftests
but it's important to test under bpf_jit_enable=1 to make sure JIT
implementations do not mistakenly mess with src/dst reg for xadd/{w,dw}.
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>