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Diffstat (limited to 'Documentation/bpf/bpf_devel_QA.rst')
| -rw-r--r-- | Documentation/bpf/bpf_devel_QA.rst | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/Documentation/bpf/bpf_devel_QA.rst b/Documentation/bpf/bpf_devel_QA.rst index 38c15c6fcb14..0b3db91dc100 100644 --- a/Documentation/bpf/bpf_devel_QA.rst +++ b/Documentation/bpf/bpf_devel_QA.rst @@ -437,6 +437,21 @@ needed:: See the kernels selftest `Documentation/dev-tools/kselftest.rst`_ document for further documentation. +To maximize the number of tests passing, the .config of the kernel +under test should match the config file fragment in +tools/testing/selftests/bpf as closely as possible. + +Finally to ensure support for latest BPF Type Format features - +discussed in `Documentation/bpf/btf.rst`_ - pahole version 1.16 +is required for kernels built with CONFIG_DEBUG_INFO_BTF=y. +pahole is delivered in the dwarves package or can be built +from source at + +https://github.com/acmel/dwarves + +Some distros have pahole version 1.16 packaged already, e.g. +Fedora, Gentoo. + Q: Which BPF kernel selftests version should I run my kernel against? --------------------------------------------------------------------- A: If you run a kernel ``xyz``, then always run the BPF kernel selftests |