1OBJS = rss.bpf.o 2 3LLC ?= llc 4CLANG ?= clang 5INC_FLAGS = `$(CLANG) -print-file-name=include` 6EXTRA_CFLAGS ?= -O2 -emit-llvm -fno-stack-protector 7 8all: $(OBJS) 9 10.PHONY: clean 11 12clean: 13 rm -f $(OBJS) 14 15$(OBJS): %.o:%.c 16 $(CLANG) $(INC_FLAGS) \ 17 -D__KERNEL__ -D__ASM_SYSREG_H \ 18 -I../include $(LINUXINCLUDE) \ 19 $(EXTRA_CFLAGS) -c $< -o -| $(LLC) -march=bpf -filetype=obj -o $@ 20 bpftool gen skeleton rss.bpf.o > rss.bpf.skeleton.h 21 cp rss.bpf.skeleton.h ../../ebpf/ 22