[PATCH -mm V2] fix compilation error with CROSS_COMPILE

From: Wu Fengguang
Date: Sat Aug 21 2010 - 05:31:40 EST


$ ARCH=x86_64 CROSS_COMPILE=x86_64-linux-gnu- make
...
cc1: error: unrecognized command line option "-m64"
cc1: error: unrecognized command line option "-mno-red-zone"
cc1: error: unrecognized command line option "-mcmodel=kernel"
cc1: error: unrecognized command line option "-maccumulate-outgoing-args"

Cc: Tiago Maluta <tiago.maluta@xxxxxxxxx>
Cc: Michal Marek <mmarek@xxxxxxx>
Cc: Sam Ravnborg <sam@xxxxxxxxxxxx>
Signed-off-by: Wu Fengguang <fengguang.wu@xxxxxxxxx>
---

Andrew: the compile error only occurs in the -mm tree

The error was introduced by patch
kbuild-fix-config_cross_compile-issue-in-config.patch

diff --git a/Makefile b/Makefile
index d646d69..af8864e 100644
--- a/Makefile
+++ b/Makefile
@@ -190,7 +190,7 @@ SUBARCH := $(shell uname -m | sed -e s/i.86/i386/ -e s/sun4u/sparc64/ \
export KBUILD_BUILDHOST := $(SUBARCH)
ARCH ?= $(SUBARCH)
CROSS_COMPILE ?=
-CROSS_COMPILE := $(shell grep CONFIG_CROSS_COMPILE .config | cut -d'"' -f2)
+CROSS_COMPILE ?= $(shell grep CONFIG_CROSS_COMPILE .config | cut -d'"' -f2)

# Architecture as present in compile.h
UTS_MACHINE := $(ARCH)
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/