Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753004AbdGYVNP (ORCPT ); Tue, 25 Jul 2017 17:13:15 -0400 Received: from mga14.intel.com ([192.55.52.115]:62381 "EHLO mga14.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752604AbdGYVND (ORCPT ); Tue, 25 Jul 2017 17:13:03 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.40,412,1496127600"; d="scan'208";a="291390219" From: Vikas Shivappa To: vikas.shivappa@intel.com Cc: vikas.shivappa@linux.intel.com, x86@kernel.org, linux-kernel@vger.kernel.org, hpa@zytor.com, tglx@linutronix.de, peterz@infradead.org, ravi.v.shankar@intel.com, tony.luck@intel.com, fenghua.yu@intel.com, eranian@google.com, davidcc@google.com, ak@linux.intel.com, reinette.chatre@intel.com Subject: [PATCH 03/28] x86/intel_rdt: Introduce a common compile option for RDT Date: Tue, 25 Jul 2017 14:14:22 -0700 Message-Id: <1501017287-28083-4-git-send-email-vikas.shivappa@linux.intel.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1501017287-28083-1-git-send-email-vikas.shivappa@linux.intel.com> References: <1501017287-28083-1-git-send-email-vikas.shivappa@linux.intel.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 3106 Lines: 91 We currently have a CONFIG_RDT_A which is for RDT(Resource directory technology) allocation based resctrl filesystem interface. As a preparation to add support for RDT monitoring as well into the same resctrl filesystem, change the config option to be CONFIG_RDT which would include both RDT allocation and monitoring code. No functional change. Signed-off-by: Vikas Shivappa --- arch/x86/Kconfig | 12 ++++++------ arch/x86/include/asm/intel_rdt.h | 4 ++-- arch/x86/kernel/cpu/Makefile | 2 +- include/linux/sched.h | 2 +- 4 files changed, 10 insertions(+), 10 deletions(-) diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 0efb4c9..4eac5ef 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -416,16 +416,16 @@ config GOLDFISH def_bool y depends on X86_GOLDFISH -config INTEL_RDT_A - bool "Intel Resource Director Technology Allocation support" +config INTEL_RDT + bool "Intel Resource Director Technology support" default n depends on X86 && CPU_SUP_INTEL select KERNFS help - Select to enable resource allocation which is a sub-feature of - Intel Resource Director Technology(RDT). More information about - RDT can be found in the Intel x86 Architecture Software - Developer Manual. + Select to enable resource allocation and monitoring which are + sub-features of Intel Resource Director Technology(RDT). More + information about RDT can be found in the Intel x86 + Architecture Software Developer Manual. Say N if unsure. diff --git a/arch/x86/include/asm/intel_rdt.h b/arch/x86/include/asm/intel_rdt.h index 597dc49..ae1efc3 100644 --- a/arch/x86/include/asm/intel_rdt.h +++ b/arch/x86/include/asm/intel_rdt.h @@ -1,7 +1,7 @@ #ifndef _ASM_X86_INTEL_RDT_H #define _ASM_X86_INTEL_RDT_H -#ifdef CONFIG_INTEL_RDT_A +#ifdef CONFIG_INTEL_RDT #include #include @@ -282,5 +282,5 @@ static inline void intel_rdt_sched_in(void) static inline void intel_rdt_sched_in(void) {} -#endif /* CONFIG_INTEL_RDT_A */ +#endif /* CONFIG_INTEL_RDT */ #endif /* _ASM_X86_INTEL_RDT_H */ diff --git a/arch/x86/kernel/cpu/Makefile b/arch/x86/kernel/cpu/Makefile index 5200001..a576121 100644 --- a/arch/x86/kernel/cpu/Makefile +++ b/arch/x86/kernel/cpu/Makefile @@ -32,7 +32,7 @@ obj-$(CONFIG_CPU_SUP_CENTAUR) += centaur.o obj-$(CONFIG_CPU_SUP_TRANSMETA_32) += transmeta.o obj-$(CONFIG_CPU_SUP_UMC_32) += umc.o -obj-$(CONFIG_INTEL_RDT_A) += intel_rdt.o intel_rdt_rdtgroup.o intel_rdt_schemata.o +obj-$(CONFIG_INTEL_RDT) += intel_rdt.o intel_rdt_rdtgroup.o intel_rdt_schemata.o obj-$(CONFIG_X86_MCE) += mcheck/ obj-$(CONFIG_MTRR) += mtrr/ diff --git a/include/linux/sched.h b/include/linux/sched.h index 2b69fc6..9e31b3d 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -864,7 +864,7 @@ struct task_struct { /* cg_list protected by css_set_lock and tsk->alloc_lock: */ struct list_head cg_list; #endif -#ifdef CONFIG_INTEL_RDT_A +#ifdef CONFIG_INTEL_RDT int closid; #endif #ifdef CONFIG_FUTEX -- 1.9.1