linux-kernel - [PATCH] [4/5] kbuild: Fail build if recordmcount.pl fails

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Message-Id: <20090914201810.029B9B1757@basil.firstfloor.org>
Date:	Mon, 14 Sep 2009 22:18:10 +0200 (CEST)
From:	Andi Kleen <andi@...stfloor.org>
To:	linux-kernel@...r.kernel.org, akpm@...ux-foundation.org,
	sam@...nborg.org
Subject: [PATCH] [4/5] kbuild: Fail build if recordmcount.pl fails


When this script fails the build should fail too. Otherwise there
are mysterious build failures later.

Signed-off-by: Andi Kleen <ak@...ux.intel.com>

---
 scripts/Makefile.build |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Index: linux-2.6.31-rc1-ak/scripts/Makefile.build
===================================================================
--- linux-2.6.31-rc1-ak.orig/scripts/Makefile.build
+++ linux-2.6.31-rc1-ak/scripts/Makefile.build
@@ -206,7 +206,7 @@ cmd_modversions =							\
 endif
 
 ifdef CONFIG_FTRACE_MCOUNT_RECORD
-cmd_record_mcount = perl $(srctree)/scripts/recordmcount.pl "$(ARCH)" \
+cmd_record_mcount = set -e ; perl $(srctree)/scripts/recordmcount.pl "$(ARCH)" \
 	"$(if $(CONFIG_64BIT),64,32)" \
 	"$(OBJDUMP)" "$(OBJCOPY)" "$(CC)" "$(LD)" "$(NM)" "$(RM)" "$(MV)" \
 	"$(if $(part-of-module),1,0)" "$(@)";
--
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