linux-kernel - [PATCH 1/3] perfmon x86 infra(take 2): add cpu_has_arch

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Message-ID: <7c86c4470803071305l243f1eb4q2d2a75ee0f58ff@mail.gmail.com>
Date:	Fri, 7 Mar 2008 13:05:27 -0800
From:	"stephane eranian" <eranian@...glemail.com>
To:	linux-kernel@...r.kernel.org
Cc:	"Andrew Morton" <akpm@...ux-foundation.org>, ak@...e.de,
	"Ingo Molnar" <mingo@...e.hu>, tglx@...utronix.de
Subject: [PATCH 1/3] perfmon x86 infra(take 2): add cpu_has_arch_perfmon

adds cpu_has_arch_perfmon to test presence of architectural perfmon on
Intel x86 processor

Signed-off-by: Stephane Eranian <eranian@...il.com>

--- a/include/asm-x86/cpufeature.h
+++ b/include/asm-x86/cpufeature.h
@@ -181,6 +181,7 @@ extern const char * const x86_power_flags[32];
 #define cpu_has_clflush                boot_cpu_has(X86_FEATURE_CLFLSH)
 #define cpu_has_bts            boot_cpu_has(X86_FEATURE_BTS)
 #define cpu_has_gbpages                boot_cpu_has(X86_FEATURE_GBPAGES)
+#define cpu_has_arch_perfmon   boot_cpu_has(X86_FEATURE_ARCH_PERFMON)

 #if defined(CONFIG_X86_INVLPG) || defined(CONFIG_X86_64)
 # define cpu_has_invlpg                1
--
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