Messages in this thread | | | From | Song Liu <> | Subject | Re: [RFC 1/2] perf: support build BPF skeletons with perf | Date | Tue, 24 Nov 2020 23:53:39 +0000 |
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> On Nov 24, 2020, at 11:51 AM, Jiri Olsa <jolsa@redhat.com> wrote: > > On Wed, Nov 18, 2020 at 08:50:45PM -0800, Song Liu wrote: > > SNIP > >> + $(Q)$(BPFTOOL) gen skeleton $< > $@ >> + >> +$(TMP_OUTPUT)/%.bpf.o: %.bpf.c $(TMP_OUTPUT)/vmlinux.h $(BPFOBJ) | $(TMP_OUTPUT) >> + $(call msg,BPF,$@) >> + $(Q)$(CLANG) -g -O2 -target bpf $(INCLUDES) \ >> + -c $(filter %.c,$^) -o $@ && \ >> + $(LLVM_STRIP) -g $@ >> + >> +$(TMP_OUTPUT): >> + $(call msg,MKDIR,$@) >> + $(Q)mkdir -p $(TMP_OUTPUT) >> + >> +$(TMP_OUTPUT)/vmlinux.h: $(VMLINUX_BTF_PATH) | $(TMP_OUTPUT) $(BPFTOOL) > > please add support to specify VMLINUX_H as it is in selftests > or bpftool, we will need it in out building setup > > thanks, > jirka
Let me try that.
Thanks, Song
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