From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756417Ab1HSTmf (ORCPT ); Fri, 19 Aug 2011 15:42:35 -0400 Received: from mail-ey0-f174.google.com ([209.85.215.174]:42541 "EHLO mail-ey0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756037Ab1HSTmc (ORCPT ); Fri, 19 Aug 2011 15:42:32 -0400 From: Arun Thomas To: Thomas Gleixner , Ingo Molnar , "H. Peter Anvin" , x86@kernel.org, Andre Przywara , Fenghua Yu , Christoph Lameter , Tejun Heo , linux-kernel@vger.kernel.org Cc: Arun Thomas Subject: [PATCH] x86, cpu: Add cpufeature flag for PCIDs Date: Fri, 19 Aug 2011 21:42:23 +0200 Message-Id: <1313782943-3898-1-git-send-email-arun.thomas@gmail.com> X-Mailer: git-send-email 1.7.4.1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch add a flag for Process-Context Identifiers (PCIDs) aka Address Space Identifiers (ASIDs) aka Tagged TLB support. Signed-off-by: Arun Thomas --- 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 4258aac..f24ed51 100644 --- a/arch/x86/include/asm/cpufeature.h +++ b/arch/x86/include/asm/cpufeature.h @@ -114,6 +114,7 @@ #define X86_FEATURE_CX16 (4*32+13) /* CMPXCHG16B */ #define X86_FEATURE_XTPR (4*32+14) /* Send Task Priority Messages */ #define X86_FEATURE_PDCM (4*32+15) /* Performance Capabilities */ +#define X86_FEATURE_PCID (4*32+17) /* Process Context Identifiers */ #define X86_FEATURE_DCA (4*32+18) /* Direct Cache Access */ #define X86_FEATURE_XMM4_1 (4*32+19) /* "sse4_1" SSE-4.1 */ #define X86_FEATURE_XMM4_2 (4*32+20) /* "sse4_2" SSE-4.2 */ -- 1.7.4.1