selftests/bpf: Add BTF_KIND_FLOAT to test_core_reloc_size
authorIlya Leoshkevich <iii@linux.ibm.com>
Tue, 9 Mar 2021 00:56:48 +0000 (01:56 +0100)
committerAlexei Starovoitov <ast@kernel.org>
Tue, 9 Mar 2021 18:59:46 +0000 (10:59 -0800)
commit3fcd50d6f9a963a21e142d71be135eff6a374d2d
tree3694b7dd11aea506a926137b348ae2fc9de14db9
parenta0d73acc1e4bc1c542701e37b2e0e233fe6a271d
selftests/bpf: Add BTF_KIND_FLOAT to test_core_reloc_size

Verify that bpf_core_field_size() is working correctly with floats.
Also document the required clang version.

Suggested-by: John Fastabend <john.fastabend@gmail.com>
Signed-off-by: Ilya Leoshkevich <iii@linux.ibm.com>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Link: https://lore.kernel.org/bpf/20210309005649.162480-2-iii@linux.ibm.com
tools/testing/selftests/bpf/README.rst
tools/testing/selftests/bpf/prog_tests/core_reloc.c
tools/testing/selftests/bpf/progs/core_reloc_types.h
tools/testing/selftests/bpf/progs/test_core_reloc_size.c