tools/ebpf/Makefile.ebpf

   1 OBJS = rss.bpf.o
   2
   3 LLC ?= llc
   4 CLANG ?= clang
   5 INC_FLAGS = `$(CLANG) -print-file-name=include`
   6 EXTRA_CFLAGS ?= -O2 -emit-llvm -fno-stack-protector
   7
   8 all: $(OBJS)
   9
  10 .PHONY: clean
  11
  12 clean:
  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/