kbuild: enable 'make CFLAGS=...' to add additional options to CC

[mirror_ubuntu-artful-kernel.git] / arch / x86_64 / Makefile

diff --git a/arch/x86_64/Makefile b/arch/x86_64/Makefile
index 189d80d3a89182a45b8d62e99899fc1d912ea8b4..3fc33004e8c6ebc240f73e5b1cbc9187819a9f08 100644 (file)
--- a/arch/x86_64/Makefile
+++ b/arch/x86_64/Makefile
@@ -21,6 +21,9 @@
 #
 # $Id: Makefile,v 1.31 2002/03/22 15:56:07 ak Exp $
 
+# Fill in SRCARCH
+SRCARCH        := x86
+
 LDFLAGS                := -m elf_x86_64
 OBJCOPYFLAGS   := -O binary -R .note -R .comment -S
 LDFLAGS_vmlinux :=
@@ -67,14 +70,14 @@ AFLAGS += $(call as-instr,.cfi_startproc\n.cfi_signal_frame\n.cfi_endproc,-DCONF
 cflags-$(CONFIG_CC_STACKPROTECTOR) += $(shell $(CONFIG_SHELL) $(srctree)/scripts/gcc-x86_64-has-stack-protector.sh "$(CC)" -fstack-protector )
 cflags-$(CONFIG_CC_STACKPROTECTOR_ALL) += $(shell $(CONFIG_SHELL) $(srctree)/scripts/gcc-x86_64-has-stack-protector.sh "$(CC)" -fstack-protector-all )
 
-CFLAGS += $(cflags-y)
+KBUILD_CFLAGS += $(cflags-y)
 CFLAGS_KERNEL += $(cflags-kernel-y)
 AFLAGS += -m64
 
-head-y := arch/x86_64/kernel/head_64.o arch/x86_64/kernel/head64.o arch/x86_64/kernel/init_task_64.o
+head-y := arch/x86/kernel/head_64.o arch/x86/kernel/head64.o arch/x86/kernel/init_task_64.o
 
 libs-y                                         += arch/x86/lib/
-core-y                                 += arch/x86_64/kernel/ \
+core-y                                 += arch/x86/kernel/ \
                                           arch/x86/mm/ \
                                           arch/x86/crypto/ \
                                           arch/x86/vdso/