x86: do not use $(ARCH) when not needed

For x86 ARCH may say i386 or x86_64 and soon x86.
Rely on CONFIG_X64_32 to select between 32/64 or just
hardcode the value as appropriate.

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: "H. Peter Anvin" <hpa@zytor.com>

1 files changed, 7 insertions, 2 deletions

diff --git a/Makefile b/Makefile
index e28dde8887d7..b32963adfb95 100644
--- a/Makefile
+++ b/Makefile
@@ -197,8 +197,13 @@ CROSS_COMPILE	?=
 UTS_MACHINE     := $(ARCH)
 SRCARCH         := $(ARCH)
 
-# for i386 and x86_64 we use SRCARCH equal to x86
-SRCARCH := $(if $(filter x86_64 i386,$(SRCARCH)),x86,$(SRCARCH))
+# Additional ARCH settings for x86
+ifeq ($(ARCH),i386)
+        SRCARCH := x86
+endif
+ifeq ($(ARCH),x86_64)
+        SRCARCH := x86
+endif
 
 KCONFIG_CONFIG  ?= .config