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# Useful commands:
# make filter
# ip link show $eth
# sudo ip link set dev $eth xdp off
# sudo ip link set dev $eth xdp obj ./bpf-kernel.o
#
# Built using LLVM/CLANG 14.
#
# When updating check using `llvm-objdump -h bpf-kernel.o` if .BTF and .BTF.ext
# sections are present.
EXTRA_DIST = bpf-kernel-obj.c bpf-kernel.c
.PHONY: filter
filter:
rm -f bpf-kernel.o bpf-kernel-obj.c
clang -target bpf -Wall -O2 -g -DNDEBUG -c -o bpf-kernel.o -I/usr/include/x86_64-linux-gnu -include ../../config.h bpf-kernel.c
llvm-strip -S bpf-kernel.o
xxd -i bpf-kernel.o > bpf-kernel-obj.c
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