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-rw-r--r--arch/x86/Makefile7
1 files changed, 4 insertions, 3 deletions
diff --git a/arch/x86/Makefile b/arch/x86/Makefile
index 94e91e401da9..1f2521434554 100644
--- a/arch/x86/Makefile
+++ b/arch/x86/Makefile
@@ -115,9 +115,10 @@ cfi-sections := $(call as-instr,.cfi_sections .debug_frame,-DCONFIG_AS_CFI_SECTI
# does binutils support specific instructions?
asinstr := $(call as-instr,fxsaveq (%rax),-DCONFIG_AS_FXSAVEQ=1)
+avx_instr := $(call as-instr,vxorps %ymm0$(comma)%ymm1$(comma)%ymm2,-DCONFIG_AS_AVX=1)
-KBUILD_AFLAGS += $(cfi) $(cfi-sigframe) $(cfi-sections) $(asinstr)
-KBUILD_CFLAGS += $(cfi) $(cfi-sigframe) $(cfi-sections) $(asinstr)
+KBUILD_AFLAGS += $(cfi) $(cfi-sigframe) $(cfi-sections) $(asinstr) $(avx_instr)
+KBUILD_CFLAGS += $(cfi) $(cfi-sigframe) $(cfi-sections) $(asinstr) $(avx_instr)
LDFLAGS := -m elf_$(UTS_MACHINE)
@@ -149,7 +150,6 @@ archheaders:
head-y := arch/x86/kernel/head_$(BITS).o
head-y += arch/x86/kernel/head$(BITS).o
head-y += arch/x86/kernel/head.o
-head-y += arch/x86/kernel/init_task.o
libs-y += arch/x86/lib/
@@ -206,6 +206,7 @@ archclean:
$(Q)rm -rf $(objtree)/arch/i386
$(Q)rm -rf $(objtree)/arch/x86_64
$(Q)$(MAKE) $(clean)=$(boot)
+ $(Q)$(MAKE) $(clean)=arch/x86/tools
define archhelp
echo '* bzImage - Compressed kernel image (arch/x86/boot/bzImage)'