From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932421Ab2HOUFg (ORCPT ); Wed, 15 Aug 2012 16:05:36 -0400 Received: from mail1.windriver.com ([147.11.146.13]:63105 "EHLO mail1.windriver.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932089Ab2HOTwb (ORCPT ); Wed, 15 Aug 2012 15:52:31 -0400 From: Paul Gortmaker To: , CC: "H. Peter Anvin" , Paul Gortmaker Subject: [v2.6.34-stable 142/165] x86, cpu: Add CPU flags for F16C and RDRND Date: Wed, 15 Aug 2012 15:48:06 -0400 Message-ID: <1345060109-9187-143-git-send-email-paul.gortmaker@windriver.com> X-Mailer: git-send-email 1.7.12.rc2 In-Reply-To: <1345060109-9187-1-git-send-email-paul.gortmaker@windriver.com> References: <1345060109-9187-1-git-send-email-paul.gortmaker@windriver.com> MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: "H. Peter Anvin" ------------------- This is a commit scheduled for the next v2.6.34 longterm release. http://git.kernel.org/?p=linux/kernel/git/paulg/longterm-queue-2.6.34.git If you see a problem with using this for longterm, please comment. ------------------- commit 24da9c26f3050aee9314ec09930a24c80fe76352 upstream. Add support for the newly documented F16C (16-bit floating point conversions) and RDRND (RDRAND instruction) CPU feature flags. Signed-off-by: H. Peter Anvin Signed-off-by: Paul Gortmaker --- arch/x86/include/asm/cpufeature.h | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/x86/include/asm/cpufeature.h b/arch/x86/include/asm/cpufeature.h index 5d06401..0cfa2fb 100644 --- a/arch/x86/include/asm/cpufeature.h +++ b/arch/x86/include/asm/cpufeature.h @@ -124,6 +124,8 @@ #define X86_FEATURE_XSAVE (4*32+26) /* XSAVE/XRSTOR/XSETBV/XGETBV */ #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_HYPERVISOR (4*32+31) /* Running on a hypervisor */ /* VIA/Cyrix/Centaur-defined CPU features, CPUID level 0xC0000001, word 5 */ -- 1.7.12.rc2