diff mbox series

[v3,3/8] perf pmu-events: Make pmu-events a library

Message ID 20240613233122.3564730-4-irogers@google.com (mailing list archive)
State Handled Elsewhere
Headers show
Series Refactor perf python module build | expand

Checks

Context Check Description
conchuod/vmtest-for-next-PR success PR summary
conchuod/patch-3-test-1 success .github/scripts/patches/tests/build_rv32_defconfig.sh
conchuod/patch-3-test-2 success .github/scripts/patches/tests/build_rv64_clang_allmodconfig.sh
conchuod/patch-3-test-3 success .github/scripts/patches/tests/build_rv64_gcc_allmodconfig.sh
conchuod/patch-3-test-4 success .github/scripts/patches/tests/build_rv64_nommu_k210_defconfig.sh
conchuod/patch-3-test-5 success .github/scripts/patches/tests/build_rv64_nommu_virt_defconfig.sh
conchuod/patch-3-test-6 success .github/scripts/patches/tests/checkpatch.sh
conchuod/patch-3-test-7 success .github/scripts/patches/tests/dtb_warn_rv64.sh
conchuod/patch-3-test-8 success .github/scripts/patches/tests/header_inline.sh
conchuod/patch-3-test-9 success .github/scripts/patches/tests/kdoc.sh
conchuod/patch-3-test-10 success .github/scripts/patches/tests/module_param.sh
conchuod/patch-3-test-11 success .github/scripts/patches/tests/verify_fixes.sh
conchuod/patch-3-test-12 success .github/scripts/patches/tests/verify_signedoff.sh

Commit Message

Ian Rogers June 13, 2024, 11:31 p.m. UTC 
Make pmu-events into a library so it may be linked against things like
the python module and not built from source.

Signed-off-by: Ian Rogers <irogers@google.com>
Reviewed-by: James Clark <james.clark@arm.com>
---
 tools/perf/Makefile.perf | 16 ++++++++++------
 1 file changed, 10 insertions(+), 6 deletions(-)
diff mbox series

Patch

diff --git a/tools/perf/Makefile.perf b/tools/perf/Makefile.perf
index c5a027381c55..9640c6ae1837 100644
--- a/tools/perf/Makefile.perf
+++ b/tools/perf/Makefile.perf
@@ -428,11 +428,14 @@  export PERL_PATH
 LIBPERF_UI_IN := $(OUTPUT)perf-ui-in.o
 LIBPERF_UI := $(OUTPUT)libperf-ui.a
 
+LIBPMU_EVENTS_IN := $(OUTPUT)pmu-events/pmu-events-in.o
+LIBPMU_EVENTS := $(OUTPUT)libpmu-events.a
+
 PERFLIBS = $(LIBAPI) $(LIBPERF) $(LIBSUBCMD) $(LIBSYMBOL)
 ifdef LIBBPF_STATIC
   PERFLIBS += $(LIBBPF)
 endif
-PERFLIBS += $(LIBPERF_UI)
+PERFLIBS += $(LIBPERF_UI) $(LIBPMU_EVENTS)
 
 # We choose to avoid "if .. else if .. else .. endif endif"
 # because maintaining the nesting to match is a pain.  If
@@ -721,8 +724,6 @@  strip: $(PROGRAMS) $(OUTPUT)perf
 	$(STRIP) $(STRIP_OPTS) $(PROGRAMS) $(OUTPUT)perf
 
 PERF_IN := $(OUTPUT)perf-in.o
-
-PMU_EVENTS_IN := $(OUTPUT)pmu-events/pmu-events-in.o
 export NO_JEVENTS
 
 build := -f $(srctree)/tools/build/Makefile.build dir=. obj
@@ -730,18 +731,21 @@  build := -f $(srctree)/tools/build/Makefile.build dir=. obj
 $(PERF_IN): prepare FORCE
 	$(Q)$(MAKE) $(build)=perf
 
-$(PMU_EVENTS_IN): FORCE prepare
+$(LIBPMU_EVENTS_IN): FORCE prepare
 	$(Q)$(MAKE) -f $(srctree)/tools/build/Makefile.build dir=pmu-events obj=pmu-events
 
+$(LIBPMU_EVENTS): $(LIBPMU_EVENTS_IN)
+	$(QUIET_AR)$(RM) $@ && $(AR) rcs $@ $<
+
 $(LIBPERF_UI_IN): FORCE prepare
 	$(Q)$(MAKE) $(build)=perf-ui
 
 $(LIBPERF_UI): $(LIBPERF_UI_IN)
 	$(QUIET_AR)$(RM) $@ && $(AR) rcs $@ $<
 
-$(OUTPUT)perf: $(PERFLIBS) $(PERF_IN) $(PMU_EVENTS_IN)
+$(OUTPUT)perf: $(PERFLIBS) $(PERF_IN)
 	$(QUIET_LINK)$(CC) $(CFLAGS) $(LDFLAGS) \
-		$(PERF_IN) $(PMU_EVENTS_IN) $(LIBS) -o $@
+		$(PERF_IN) $(LIBS) -o $@
 
 $(GTK_IN): FORCE prepare
 	$(Q)$(MAKE) $(build)=gtk