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2021-12-18bpf/selftests: Test PTR_TO_RDONLY_MEMHao Luo
This test verifies that a ksym of non-struct can not be directly updated. Signed-off-by: Hao Luo <haoluo@google.com> Signed-off-by: Alexei Starovoitov <ast@kernel.org> Acked-by: Andrii Nakryiko <andrii@kernel.org> Link: https://lore.kernel.org/bpf/20211217003152.48334-10-haoluo@google.com