From: Jeff Dike <jdike@addtoit.com>
Date: Fri, 14 Jul 2006 07:24:03 +0000 (-0700)
Subject: [PATCH] uml: tidy biarch gcc support
X-Git-Url: http://git.cdn.openwrt.org/?a=commitdiff_plain;h=b076bb02ee2c489da36c89e35c640bfe45c7d27e;p=openwrt%2Fstaging%2Fblogic.git

[PATCH] uml: tidy biarch gcc support

On top of the previous biarch changes for UML, this makes the preprocessor
changes a bit cleaner.  Specify the 64-bit build in CPPFLAGS on the x86_64
SUBARCH, rather than #undef'ing i386.  Compile-tested with i386 and x86_64
SUBARCHs.

Signed-off-by: Nishanth Aravamudan <nacc@us.ibm.com>
Signed-off-by: Jeff Dike <jdike@addtoit.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---

diff --git a/arch/um/Makefile-x86_64 b/arch/um/Makefile-x86_64
index dffd1184c956..9558a7cf34d5 100644
--- a/arch/um/Makefile-x86_64
+++ b/arch/um/Makefile-x86_64
@@ -11,6 +11,7 @@ USER_CFLAGS += -fno-builtin -m64
 CHECKFLAGS  += -m64
 AFLAGS += -m64
 LDFLAGS += -m elf_x86_64
+CPPFLAGS += -m64
 
 ELF_ARCH := i386:x86-64
 ELF_FORMAT := elf64-x86-64
diff --git a/arch/um/kernel/vmlinux.lds.S b/arch/um/kernel/vmlinux.lds.S
index 72acdce205e0..f8aeb448aab6 100644
--- a/arch/um/kernel/vmlinux.lds.S
+++ b/arch/um/kernel/vmlinux.lds.S
@@ -1,5 +1,3 @@
-/* in case the preprocessor is a 32bit one */
-#undef i386
 #ifdef CONFIG_LD_SCRIPT_STATIC
 #include "uml.lds.S"
 #else