From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 40F80C43215 for ; Fri, 15 Nov 2019 05:13:37 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2599820715 for ; Fri, 15 Nov 2019 05:13:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727050AbfKOFNd (ORCPT ); Fri, 15 Nov 2019 00:13:33 -0500 Received: from mga02.intel.com ([134.134.136.20]:53529 "EHLO mga02.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725773AbfKOFNd (ORCPT ); Fri, 15 Nov 2019 00:13:33 -0500 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga006.jf.intel.com ([10.7.209.51]) by orsmga101.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 14 Nov 2019 21:13:33 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.68,307,1569308400"; d="scan'208";a="208330915" Received: from chenyu-office.sh.intel.com ([10.239.158.173]) by orsmga006.jf.intel.com with ESMTP; 14 Nov 2019 21:13:28 -0800 From: Chen Yu To: x86@kernel.org Cc: Borislav Petkov , "H. Peter Anvin" , Ingo Molnar , Thomas Gleixner , Peter Zijlstra , Will Deacon , Fenghua Yu , Reinette Chatre , Tony Luck , Andrew Morton , Alexey Dobriyan , Michal Hocko , Kees Cook , Christian Brauner , Shakeel Butt , Casey Schaufler , Konstantin Khlebnikov , Kent Overstreet , Linus Torvalds , linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, Chen Yu Subject: [PATCH 1/2][v2] resctrl: Add CPU_RESCTRL Date: Fri, 15 Nov 2019 13:24:20 +0800 Message-Id: X-Mailer: git-send-email 2.17.1 In-Reply-To: References: Sender: linux-fsdevel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org Introduce a generic option called CPU_RESCTRL which is selected by the arch-specific ones CONFIG_X86_RESCTRL or CONFIG_ARM64_RESCTRL in the future. The generic one will cover the resctrl filesystem and other generic and shared bits of functionality. Suggested-by: Borislav Petkov Signed-off-by: Chen Yu --- arch/Kconfig | 4 ++++ arch/x86/Kconfig | 1 + 2 files changed, 5 insertions(+) diff --git a/arch/Kconfig b/arch/Kconfig index 5f8a5d84dbbe..3886cf0052a8 100644 --- a/arch/Kconfig +++ b/arch/Kconfig @@ -960,6 +960,10 @@ config RELR config ARCH_HAS_MEM_ENCRYPT bool +config CPU_RESCTRL + bool + def_bool n + source "kernel/gcov/Kconfig" source "scripts/gcc-plugins/Kconfig" diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 8ef85139553f..a8a12493e8c2 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -455,6 +455,7 @@ config X86_CPU_RESCTRL bool "x86 CPU resource control support" depends on X86 && (CPU_SUP_INTEL || CPU_SUP_AMD) select KERNFS + select CPU_RESCTRL help Enable x86 CPU resource control support. -- 2.17.1