linux-kernel - [PATCH] x86-64 add cpu_has_arch

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Date:	Fri, 1 Jun 2007 07:36:16 -0700
From:	Stephane Eranian <eranian@....hp.com>
To:	linux-kernel@...r.kernel.org
Cc:	Stephane Eranian <eranian@....hp.com>, ak@...e.de,
	akpm@...ux-foundation.org
Subject: [PATCH] x86-64 add cpu_has_arch_perfmon macro

Hello,

The following patch for x86-64 adds a macro to test for X86_FEATURE_ARCH_PERFMON.
An equivalent patch was posted for i386

changelog:
	- add cpu_has_arch_perfmon macro to test for X86_FEATURE_ARCH_PERFMON

signed-off-by: stephane eranian <eranian@....hp.com>

diff -urNp --exclude=.git linux-2.6.22.orig/include/asm-x86_64/cpufeature.h linux-2.6.22.base/include/asm-x86_64/cpufeature.h
--- linux-2.6.22.orig/include/asm-x86_64/cpufeature.h	2007-05-30 04:02:28.000000000 -0700
+++ linux-2.6.22.base/include/asm-x86_64/cpufeature.h	2007-06-01 07:22:53.000000000 -0700
@@ -117,5 +117,6 @@
 #define cpu_has_ds 	       boot_cpu_has(X86_FEATURE_DS)
 #define cpu_has_pebs 	       boot_cpu_has(X86_FEATURE_PEBS)
 #define cpu_has_bts 	       boot_cpu_has(X86_FEATURE_BTS)
+#define cpu_has_arch_perfmon   boot_cpu_has(X86_FEATURE_ARCH_PERFMON)
 
 #endif /* __ASM_X8664_CPUFEATURE_H */
-
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