Update the Documentation to mention that some samples require pahole v1.16 and kernel built with CONFIG_DEBUG_INFO_BTF=y Signed-off-by: Anh Tuan Phan <tuananhlfc@xxxxxxxxx> --- samples/bpf/README.rst | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/samples/bpf/README.rst b/samples/bpf/README.rst index 57f93edd1957..631592b83d60 100644 --- a/samples/bpf/README.rst +++ b/samples/bpf/README.rst @@ -14,6 +14,9 @@ Compiling requires having installed: Note that LLVM's tool 'llc' must support target 'bpf', list version and supported targets with command: ``llc --version`` +Some samples require pahole version 1.16 as a dependency. See +https://docs.kernel.org/bpf/bpf_devel_QA.html for reference. + Clean and configuration ----------------------- @@ -28,6 +31,10 @@ Configure kernel, defconfig for instance:: make defconfig +Some samples require support for BPF Type Format (BTF). To enable it, open the +generated config file, or use menuconfig (by "make menuconfig") to enable the +following configs: CONFIG_BPF_SYSCALL and CONFIG_DEBUG_INFO_BTF. + Kernel headers -------------- -- 2.34.1
