um: fix linker script generation
while we can't just use -U$(SUBARCH), we still need to kill idiotic define
(implicit -Di386=1), both for SUBARCH=i386 and SUBARCH=x86/CONFIG_64BIT=n
builds.
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/arch/um/kernel/Makefile b/arch/um/kernel/Makefile
index 492bc4c..65a1c3d 100644
--- a/arch/um/kernel/Makefile
+++ b/arch/um/kernel/Makefile
@@ -3,9 +3,10 @@
# Licensed under the GPL
#
-CPPFLAGS_vmlinux.lds := -DSTART=$(LDS_START) \
- -DELF_ARCH=$(LDS_ELF_ARCH) \
- -DELF_FORMAT=$(LDS_ELF_FORMAT)
+CPPFLAGS_vmlinux.lds := -DSTART=$(LDS_START) \
+ -DELF_ARCH=$(LDS_ELF_ARCH) \
+ -DELF_FORMAT=$(LDS_ELF_FORMAT) \
+ $(LDS_EXTRA)
extra-y := vmlinux.lds
clean-files :=
diff --git a/arch/x86/Makefile.um b/arch/x86/Makefile.um
index 4be406a..36b62bc 100644
--- a/arch/x86/Makefile.um
+++ b/arch/x86/Makefile.um
@@ -14,6 +14,9 @@
export LDFLAGS
+LDS_EXTRA := -Ui386
+export LDS_EXTRA
+
# First of all, tune CFLAGS for the specific CPU. This actually sets cflags-y.
include $(srctree)/arch/x86/Makefile_32.cpu