diff options
Diffstat (limited to 'xen/arch/x86/Rules.mk')
-rw-r--r-- | xen/arch/x86/Rules.mk | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/xen/arch/x86/Rules.mk b/xen/arch/x86/Rules.mk index c93d2affd3..576985e710 100644 --- a/xen/arch/x86/Rules.mk +++ b/xen/arch/x86/Rules.mk @@ -31,6 +31,7 @@ $(call cc-options-add,CFLAGS,CC,$(EMBEDDED_EXTRA_CFLAGS)) $(call cc-option-add,CFLAGS,CC,-Wnested-externs) $(call as-insn-check,CFLAGS,CC,"vmcall",-DHAVE_GAS_VMX) $(call as-insn-check,CFLAGS,CC,"invept (%rax)$$(comma)%rax",-DHAVE_GAS_EPT) +$(call as-insn-check,CFLAGS,CC,"rdfsbase %rax",-DHAVE_GAS_FSGSBASE) ifeq ($(supervisor_mode_kernel),y) CFLAGS += -DCONFIG_X86_SUPERVISOR_MODE_KERNEL=1 |