From a5e8aff286d8e70850a17bc9eaa3f58d0112c141 Mon Sep 17 00:00:00 2001
From: Feng Wu <feng.wu@intel.com>
Date: Tue, 7 Jul 2015 10:39:25 +0200
Subject: [PATCH] x86: add helper macro for X86_FEATURE_CX16 feature detection

Add macro cpu_has_cx16 to detect X86_FEATURE_CX16 feature.

Signed-off-by: Feng Wu <feng.wu@intel.com>
Reviewed-by: Andrew Cooper <andrew.cooper3@citrix.com>
---
 xen/include/asm-x86/cpufeature.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/xen/include/asm-x86/cpufeature.h b/xen/include/asm-x86/cpufeature.h
index 7963a3a306..63c1fe834c 100644
--- a/xen/include/asm-x86/cpufeature.h
+++ b/xen/include/asm-x86/cpufeature.h
@@ -216,6 +216,8 @@
 
 #define cpu_has_cpuid_faulting	boot_cpu_has(X86_FEATURE_CPUID_FAULTING)
 
+#define cpu_has_cx16            boot_cpu_has(X86_FEATURE_CX16)
+
 enum _cache_type {
     CACHE_TYPE_NULL = 0,
     CACHE_TYPE_DATA = 1,
-- 
2.30.2