linux-kernel - [PATCH 08/11] objtool: Always use host headers

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Date:	Mon, 25 Jul 2016 12:57:55 -0300
From:	Arnaldo Carvalho de Melo <acme@...nel.org>
To:	Ingo Molnar <mingo@...nel.org>
Cc:	linux-kernel@...r.kernel.org,
	Arnaldo Carvalho de Melo <acme@...hat.com>,
	Adrian Hunter <adrian.hunter@...el.com>,
	David Ahern <dsahern@...il.com>, Jiri Olsa <jolsa@...nel.org>,
	Josh Poimboeuf <jpoimboe@...hat.com>,
	Namhyung Kim <namhyung@...nel.org>,
	Stephen Rothwell <sfr@...b.auug.org.au>,
	Wang Nan <wangnan0@...wei.com>
Subject: [PATCH 08/11] objtool: Always use host headers

From: Arnaldo Carvalho de Melo <acme@...hat.com>

>From a conversation with Josh:

>From http://lkml.kernel.org/r/20160722034118.guckaniobf3f7czc@treble :

It needs to be compiled with the host (powerpc) compiler, but then it
needs to disassemble target (x86) files.

 ----

So use HOSTARCH instead of ARCH.

Cc: Adrian Hunter <adrian.hunter@...el.com>
Cc: David Ahern <dsahern@...il.com>
Cc: Jiri Olsa <jolsa@...nel.org>
Cc: Josh Poimboeuf <jpoimboe@...hat.com>
Cc: Namhyung Kim <namhyung@...nel.org>
Cc: Stephen Rothwell <sfr@...b.auug.org.au>
Cc: Wang Nan <wangnan0@...wei.com>
Link: http://lkml.kernel.org/r/20160722034118.guckaniobf3f7czc@treble
Link: http://lkml.kernel.org/n/tip-le1m1yzxnfpt3msbblu40nm8@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
 tools/objtool/Makefile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/objtool/Makefile b/tools/objtool/Makefile
index 988129cb7726..91b5f986d335 100644
--- a/tools/objtool/Makefile
+++ b/tools/objtool/Makefile
@@ -24,7 +24,7 @@ OBJTOOL_IN := $(OBJTOOL)-in.o
 
 all: $(OBJTOOL)
 
-INCLUDES := -I$(srctree)/tools/include -I$(srctree)/tools/arch/$(ARCH)/include/uapi
+INCLUDES := -I$(srctree)/tools/include -I$(srctree)/tools/arch/$(HOSTARCH)/include/uapi
 CFLAGS   += -Wall -Werror $(EXTRA_WARNINGS) -fomit-frame-pointer -O2 -g $(INCLUDES)
 LDFLAGS  += -lelf $(LIBSUBCMD)
 
-- 
2.7.4