From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756705Ab2IUTnW (ORCPT ); Fri, 21 Sep 2012 15:43:22 -0400 Received: from mga11.intel.com ([192.55.52.93]:49306 "EHLO mga11.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753744Ab2IUTnT (ORCPT ); Fri, 21 Sep 2012 15:43:19 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.80,464,1344236400"; d="scan'208";a="225201984" From: "H. Peter Anvin" To: Linux Kernel Mailing List , "H. Peter Anvin" , Ingo Molnar , Thomas Gleixner Cc: Linus Torvalds , Kees Cook , Linda Wang , Matt Fleming Subject: [PATCH 01/11] x86, cpufeature: Add feature bit for SMAP Date: Fri, 21 Sep 2012 12:43:05 -0700 Message-Id: <1348256595-29119-2-git-send-email-hpa@linux.intel.com> X-Mailer: git-send-email 1.7.6.5 In-Reply-To: <1348256595-29119-1-git-send-email-hpa@linux.intel.com> References: <1348256595-29119-1-git-send-email-hpa@linux.intel.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: "H. Peter Anvin" Add CPUID feature bit for Supervisor Mode Access Prevention (SMAP). Signed-off-by: H. Peter Anvin Link: http://lkml.kernel.org/n/tip-ethzcr5nipikl6hd5q8ssepq@git.kernel.org --- arch/x86/include/asm/cpufeature.h | 1 + 1 files changed, 1 insertions(+), 0 deletions(-) diff --git a/arch/x86/include/asm/cpufeature.h b/arch/x86/include/asm/cpufeature.h index 6b7ee5f..633b617 100644 --- a/arch/x86/include/asm/cpufeature.h +++ b/arch/x86/include/asm/cpufeature.h @@ -209,6 +209,7 @@ #define X86_FEATURE_RTM (9*32+11) /* Restricted Transactional Memory */ #define X86_FEATURE_RDSEED (9*32+18) /* The RDSEED instruction */ #define X86_FEATURE_ADX (9*32+19) /* The ADCX and ADOX instructions */ +#define X86_FEATURE_SMAP (9*32+20) /* Supervisor Mode Access Prevention */ #if defined(__KERNEL__) && !defined(__ASSEMBLY__) -- 1.7.6.5