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

[tip-bot for Jiri Olsa]

Commit-ID:  6b3db6f9b970001b751a6cd001bc2ab581ce0fb3
Gitweb:     http://git.kernel.org/tip/6b3db6f9b970001b751a6cd001bc2ab581ce0fb3
Author:     Jiri Olsa <jolsa@xxxxxxxxxx>
AuthorDate: Tue, 27 Sep 2016 16:18:46 +0200
Committer:  Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
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@xxxxxxxxxx>
Tested-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
Cc: Andi Kleen <andi@xxxxxxxxxxxxxx>
Cc: Madhavan Srinivasan <maddy@xxxxxxxxxxxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Sukadev Bhattiprolu <sukadev@xxxxxxxxxxxxxxxxxx>
Cc: linuxppc-dev@xxxxxxxxxxxxxxxx
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@xxxxxxxxxx>
---
 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