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[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>
This commit is contained in:
Jeff Dike 2006-07-14 00:24:03 -07:00 committed by Linus Torvalds
parent a5df0d1a2c
commit b076bb02ee
2 changed files with 1 additions and 2 deletions
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1
arch/um/Makefile-x86_64
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@ -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

2
arch/um/kernel/vmlinux.lds.S
View File

@ -1,5 +1,3 @@
/* in case the preprocessor is a 32bit one */
#undef i386
#ifdef CONFIG_LD_SCRIPT_STATIC
#include "uml.lds.S"
#else