linux-kernel - [tip:perf/urgent] tools build: Make fixdep a hostprog

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Date:   Tue, 4 Oct 2016 01:11:11 -0700
From:   tip-bot for Jiri Olsa <tipbot@...or.com>
To:     linux-tip-commits@...r.kernel.org
Cc:     tglx@...utronix.de, jolsa@...nel.org, peterz@...radead.org,
        linux-kernel@...r.kernel.org, sukadev@...ux.vnet.ibm.com,
        jolsa@...hat.com, andi@...stfloor.org, mingo@...nel.org,
        acme@...hat.com, maddy@...ux.vnet.ibm.com, hpa@...or.com
Subject: [tip:perf/urgent] tools build: Make fixdep a hostprog

Commit-ID:  6b3db6f9b970001b751a6cd001bc2ab581ce0fb3
Gitweb:     http://git.kernel.org/tip/6b3db6f9b970001b751a6cd001bc2ab581ce0fb3
Author:     Jiri Olsa <jolsa@...hat.com>
AuthorDate: Tue, 27 Sep 2016 16:18:46 +0200
Committer:  Arnaldo Carvalho de Melo <acme@...hat.com>
CommitDate: Mon, 3 Oct 2016 11:40:35 -0300

tools build: Make fixdep a hostprog

It is used in the build process, so stop suppressing its build in tools
cross builds.

Signed-off-by: Jiri Olsa <jolsa@...nel.org>
Tested-by: Arnaldo Carvalho de Melo <acme@...hat.com>
Cc: Andi Kleen <andi@...stfloor.org>
Cc: Madhavan Srinivasan <maddy@...ux.vnet.ibm.com>
Cc: Peter Zijlstra <peterz@...radead.org>
Cc: Sukadev Bhattiprolu <sukadev@...ux.vnet.ibm.com>
Cc: linuxppc-dev@...ts.ozlabs.org
Link: http://lkml.kernel.org/r/20160927141846.GA6589@krava
[ Use HOSTCC on the $(OUTPUT)fixdep target, it was using the x-compiler
  to link fixdep-in.o, that was correctly built with HOSTCC and thus failing ]
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
 tools/build/Build            | 2 ++
 tools/build/Makefile         | 2 +-
 tools/build/Makefile.include | 4 ----
 3 files changed, 3 insertions(+), 5 deletions(-)

diff --git a/tools/build/Build b/tools/build/Build
index 63a6c34..76d1a49 100644
--- a/tools/build/Build
+++ b/tools/build/Build
@@ -1 +1,3 @@
+hostprogs := fixdep
+
 fixdep-y := fixdep.o
diff --git a/tools/build/Makefile b/tools/build/Makefile
index 653faee..8332959 100644
--- a/tools/build/Makefile
+++ b/tools/build/Makefile
@@ -42,7 +42,7 @@ $(OUTPUT)fixdep-in.o: FORCE
 	$(Q)$(MAKE) $(build)=fixdep
 
 $(OUTPUT)fixdep: $(OUTPUT)fixdep-in.o
-	$(QUIET_LINK)$(CC) $(LDFLAGS) -o $@ $<
+	$(QUIET_LINK)$(HOSTCC) $(LDFLAGS) -o $@ $<
 
 FORCE:
 
diff --git a/tools/build/Makefile.include b/tools/build/Makefile.include
index be630be..ad22e4e 100644
--- a/tools/build/Makefile.include
+++ b/tools/build/Makefile.include
@@ -1,10 +1,6 @@
 build := -f $(srctree)/tools/build/Makefile.build dir=. obj
 
-ifdef CROSS_COMPILE
-fixdep:
-else
 fixdep:
 	$(Q)$(MAKE) -C $(srctree)/tools/build CFLAGS= LDFLAGS= $(OUTPUT)fixdep
-endif
 
 .PHONY: fixdep