linux-kernel - [PATCH] x86: Add X86_FEATURE

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Message-ID: <20080624103105.3068980E7@erda.amd.com>
Date:	Tue, 24 Jun 2008 12:31:05 +0200
From:	Robert Richter <robert.richter@....com>
To:	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>,
	LKML <linux-kernel@...r.kernel.org>
Subject: [PATCH] x86: Add X86_FEATURE_IBS cpu feature

This adds IBS to the cpu feature flags allowing Perfmon and OProfile
to use cpu_has().

Signed-off-by: Robert Richter <robert.richter@....com>
---
 include/asm-x86/cpufeature.h |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/include/asm-x86/cpufeature.h b/include/asm-x86/cpufeature.h
index 0d609c8..e2469a7 100644
--- a/include/asm-x86/cpufeature.h
+++ b/include/asm-x86/cpufeature.h
@@ -106,6 +106,7 @@
 /* More extended AMD flags: CPUID level 0x80000001, ecx, word 6 */
 #define X86_FEATURE_LAHF_LM	(6*32+ 0) /* LAHF/SAHF in long mode */
 #define X86_FEATURE_CMP_LEGACY	(6*32+ 1) /* If yes HyperThreading not valid */
+#define X86_FEATURE_IBS		(6*32+ 10) /* Instruction Based Sampling */
 
 /*
  * Auxiliary flags: Linux defined - For features scattered in various
-- 
1.5.5.3


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