linux-kernel - [PATCH 1/2] perf: create config.detected into OUTPUT directory

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Date:	Wed,  1 Jul 2015 14:54:42 +0300
From:	Aaro Koskinen <aaro.koskinen@...ia.com>
To:	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Paul Mackerras <paulus@...ba.org>,
	Ingo Molnar <mingo@...hat.com>,
	Arnaldo Carvalho de Melo <acme@...nel.org>,
	Jiri Olsa <jolsa@...nel.org>, linux-kernel@...r.kernel.org
Subject: [PATCH 1/2] perf: create config.detected into OUTPUT directory

Create config.detected into OUTPUT directory instead of source directory.
This fixes parallel builds that share the same source directory.

Signed-off-by: Aaro Koskinen <aaro.koskinen@...ia.com>
---
 tools/build/Makefile.build | 2 +-
 tools/perf/Makefile.perf   | 2 +-
 tools/perf/config/Makefile | 6 +++---
 3 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/tools/build/Makefile.build b/tools/build/Makefile.build
index 69c35cf..7ebd35a 100644
--- a/tools/build/Makefile.build
+++ b/tools/build/Makefile.build
@@ -25,7 +25,7 @@ build-dir := $(srctree)/tools/build
 include $(build-dir)/Build.include
 
 # do not force detected configuration
--include .config-detected
+-include $(OUTPUT).config-detected
 
 # Init all relevant variables used in build files so
 # 1) they have correct type
diff --git a/tools/perf/Makefile.perf b/tools/perf/Makefile.perf
index c43a205..14e823f 100644
--- a/tools/perf/Makefile.perf
+++ b/tools/perf/Makefile.perf
@@ -528,7 +528,7 @@ config-clean:
 clean: $(LIBTRACEEVENT)-clean $(LIBAPI)-clean config-clean
 	$(call QUIET_CLEAN, core-objs)  $(RM) $(LIB_FILE) $(OUTPUT)perf-archive $(OUTPUT)perf-with-kcore $(LANG_BINDINGS)
 	$(Q)find . -name '*.o' -delete -o -name '\.*.cmd' -delete -o -name '\.*.d' -delete
-	$(Q)$(RM) .config-detected
+	$(Q)$(RM) $(OUTPUT).config-detected
 	$(call QUIET_CLEAN, core-progs) $(RM) $(ALL_PROGRAMS) perf perf-read-vdso32 perf-read-vdsox32
 	$(call QUIET_CLEAN, core-gen)   $(RM)  *.spec *.pyc *.pyo */*.pyc */*.pyo $(OUTPUT)common-cmds.h TAGS tags cscope* $(OUTPUT)PERF-VERSION-FILE $(OUTPUT)FEATURE-DUMP $(OUTPUT)util/*-bison* $(OUTPUT)util/*-flex*
 	$(QUIET_SUBDIR0)Documentation $(QUIET_SUBDIR1) clean
diff --git a/tools/perf/config/Makefile b/tools/perf/config/Makefile
index 59a98c6..3440fc1 100644
--- a/tools/perf/config/Makefile
+++ b/tools/perf/config/Makefile
@@ -11,9 +11,9 @@ ifneq ($(obj-perf),)
 obj-perf := $(abspath $(obj-perf))/
 endif
 
-$(shell echo -n > .config-detected)
-detected     = $(shell echo "$(1)=y"       >> .config-detected)
-detected_var = $(shell echo "$(1)=$($(1))" >> .config-detected)
+$(shell echo -n > $(OUTPUT).config-detected)
+detected     = $(shell echo "$(1)=y"       >> $(OUTPUT).config-detected)
+detected_var = $(shell echo "$(1)=$($(1))" >> $(OUTPUT).config-detected)
 
 CFLAGS := $(EXTRA_CFLAGS) $(EXTRA_WARNINGS)
 
-- 
2.4.3

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