linux-kernel - [PATCH] x86: update cpu feature RDRND to RDRAND

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Message-ID: <20110524232926.GA27728@outflux.net>
Date:	Tue, 24 May 2011 16:29:26 -0700
From:	Kees Cook <kees.cook@...onical.com>
To:	linux-kernel@...r.kernel.org
Cc:	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>,
	"H. Peter Anvin" <hpa@...or.com>, x86@...nel.org,
	Fenghua Yu <fenghua.yu@...el.com>,
	Andre Przywara <andre.przywara@....com>,
	Len Brown <len.brown@...el.com>, Tejun Heo <tj@...nel.org>
Subject: [PATCH] x86: update cpu feature RDRND to RDRAND

The Intel manual changed the name of the CPUID bit to match the
instruction name. We should follow suit for sanity's sake. (See Intel SDM
Volume 2, Table 3-20 "Feature Information Returned in the ECX Register".)

Signed-off-by: Kees Cook <kees.cook@...onical.com>
---
 arch/x86/include/asm/cpufeature.h |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/arch/x86/include/asm/cpufeature.h b/arch/x86/include/asm/cpufeature.h
index 5dc6acc..71cc380 100644
--- a/arch/x86/include/asm/cpufeature.h
+++ b/arch/x86/include/asm/cpufeature.h
@@ -125,7 +125,7 @@
 #define X86_FEATURE_OSXSAVE	(4*32+27) /* "" XSAVE enabled in the OS */
 #define X86_FEATURE_AVX		(4*32+28) /* Advanced Vector Extensions */
 #define X86_FEATURE_F16C	(4*32+29) /* 16-bit fp conversions */
-#define X86_FEATURE_RDRND	(4*32+30) /* The RDRAND instruction */
+#define X86_FEATURE_RDRAND	(4*32+30) /* The RDRAND instruction */
 #define X86_FEATURE_HYPERVISOR	(4*32+31) /* Running on a hypervisor */
 
 /* VIA/Cyrix/Centaur-defined CPU features, CPUID level 0xC0000001, word 5 */
-- 
1.7.4.1

-- 
Kees Cook
Ubuntu Security Team
--
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