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perf bpf: Do not use llvm-strip on BPF binary 

llvm-strip is not really required. Remove this dependency to make it
easier to build perf with BUILD_BPF_SKEL=1.

Committer notes:

This removes the need for the 'llvm' package just to get llvm-strip.

Reported-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: Song Liu <song@kernel.org>
Tested-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Ian Rogers <irogers@google.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Song Liu 2023-05-26 15:30:23 -03:00 committed by Arnaldo Carvalho de Melo
parent 65cd8e5534
commit 251c01e27f
1 changed files with 1 additions and 2 deletions
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3
tools/perf/Makefile.perf
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@ -181,7 +181,6 @@ HOSTCC ?= gcc
HOSTLD ?= ld HOSTLD ?= ld
HOSTAR ?= ar HOSTAR ?= ar
CLANG ?= clang CLANG ?= clang
LLVM_STRIP ?= llvm-strip
PKG_CONFIG = $(CROSS_COMPILE)pkg-config PKG_CONFIG = $(CROSS_COMPILE)pkg-config
@ -1083,7 +1082,7 @@ $(BPFTOOL): | $(SKEL_TMP_OUT)
$(SKEL_TMP_OUT)/%.bpf.o: util/bpf_skel/%.bpf.c $(LIBBPF) | $(SKEL_TMP_OUT) $(SKEL_TMP_OUT)/%.bpf.o: util/bpf_skel/%.bpf.c $(LIBBPF) | $(SKEL_TMP_OUT)
$(QUIET_CLANG)$(CLANG) -g -O2 -target bpf -Wall -Werror $(BPF_INCLUDE) $(TOOLS_UAPI_INCLUDE) \ $(QUIET_CLANG)$(CLANG) -g -O2 -target bpf -Wall -Werror $(BPF_INCLUDE) $(TOOLS_UAPI_INCLUDE) \
-c $(filter util/bpf_skel/%.bpf.c,$^) -o $@ && $(LLVM_STRIP) -g $@ -c $(filter util/bpf_skel/%.bpf.c,$^) -o $@
$(SKEL_OUT)/%.skel.h: $(SKEL_TMP_OUT)/%.bpf.o | $(BPFTOOL) $(SKEL_OUT)/%.skel.h: $(SKEL_TMP_OUT)/%.bpf.o | $(BPFTOOL)
$(QUIET_GENSKEL)$(BPFTOOL) gen skeleton $< > $@ $(QUIET_GENSKEL)$(BPFTOOL) gen skeleton $< > $@