gen_bpf_helper.sh

#!/bin/bash

LINUX_VERSION=5.4.49

wget https://cdn.kernel.org/pub/linux/kernel/v5.x/linux-${LINUX_VERSION}.tar.xz
tar xf linux-${LINUX_VERSION}.tar.xz
pushd linux-${LINUX_VERSION}/

make defconfig
./scripts/bpf_helpers_doc.py --filename ./tools/include/uapi/linux/bpf.h > ../include/bpf_helper_defs.h
cp ./tools/testing/selftests/bpf/bpf_helpers.h ../include/bpf_helpers.h

popd
rm linux-${LINUX_VERSION}.tar.xz
rm -rf linux-${LINUX_VERSION}/