From ee813d53a8e980a3a28318efb8935d45723f5211 Mon Sep 17 00:00:00 2001
From: Robert Richter <robert.richter@amd.com>
Date: Wed, 21 Jul 2010 19:03:54 +0200
Subject: x86, xsave: Check cpuid level for XSTATE_CPUID (0x0d)

The patch introduces the XSTATE_CPUID macro and adds a check that
tests if XSTATE_CPUID exists.

Signed-off-by: Robert Richter <robert.richter@amd.com>
LKML-Reference: <1279731838-1522-4-git-send-email-robert.richter@amd.com>
Acked-by: Suresh Siddha <suresh.b.siddha@intel.com>
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
---
 arch/x86/include/asm/xsave.h | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'arch/x86/include')

diff --git a/arch/x86/include/asm/xsave.h b/arch/x86/include/asm/xsave.h
index 4d3b5d1fc028..d1b5f3a2fa20 100644
--- a/arch/x86/include/asm/xsave.h
+++ b/arch/x86/include/asm/xsave.h
@@ -4,6 +4,8 @@
 #include <linux/types.h>
 #include <asm/processor.h>
 
+#define XSTATE_CPUID		0x0000000d
+
 #define XSTATE_FP	0x1
 #define XSTATE_SSE	0x2
 #define XSTATE_YMM	0x4
-- 
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