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a=rsa-sha256; c=relaxed/relaxed; d=amdcloud.onmicrosoft.com; s=selector1-amd-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=gyV+13prC1rJpPjIO9+JHML9ieXIJV3MFVwE4elQMCI=; b=gdmtGmS2eke58vfYN7SJp8ScMmkLAY3NtPkI39xeaRBtr6X6E6vWeiH7tRsClB92WGqZ2HzRWVfvARRy8cv6m7cxxD4CV5ve/f6uq9r+TBxKt4fhZBA8lP4bIuMzxHN4SxK7rzDvREI4zX3pioHMRzTEjZOPS4hHEkqpCaUA1n0= Received: from DM5PR12MB2471.namprd12.prod.outlook.com (52.132.141.138) by DM5PR12MB1178.namprd12.prod.outlook.com (10.168.236.149) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.1207.23; Mon, 8 Oct 2018 01:22:12 +0000 Received: from DM5PR12MB2471.namprd12.prod.outlook.com ([fe80::bd60:9d30:b818:b828]) by DM5PR12MB2471.namprd12.prod.outlook.com ([fe80::bd60:9d30:b818:b828%2]) with mapi id 15.20.1207.024; Mon, 8 Oct 2018 01:22:12 +0000 From: "Moger, Babu" To: Fenghua Yu CC: "tglx@linutronix.de" , "mingo@redhat.com" , "hpa@zytor.com" , "reinette.chatre@intel.com" , "james.morse@arm.com" , "vikas.shivappa@linux.intel.com" , "tony.luck@intel.com" , "x86@kernel.org" , "peterz@infradead.org" , "pombredanne@nexb.com" , "gregkh@linuxfoundation.org" , "kstewart@linuxfoundation.org" , "bp@suse.de" , "rafael.j.wysocki@intel.com" , "ak@linux.intel.com" , "kirill.shutemov@linux.intel.com" , "xiaochen.shen@intel.com" , "colin.king@canonical.com" , "Hurwitz, Sherry" , "Lendacky, Thomas" , "pbonzini@redhat.com" , "dwmw@amazon.co.uk" , "luto@kernel.org" , "jroedel@suse.de" , "jannh@google.com" , "dima@arista.com" , "jpoimboe@redhat.com" , "vkuznets@redhat.com" , "linux-kernel@vger.kernel.org" Subject: RE: [PATCH v2 05/11] arch/x86: Introduce a new config parameter PLATFORM_QOS Thread-Topic: [PATCH v2 05/11] arch/x86: Introduce a new config parameter PLATFORM_QOS Thread-Index: AQHUXO3NYiuml7rHkUCNdHQ4oovnFKURT04AgANAvyA= Date: Mon, 8 Oct 2018 01:22:12 +0000 Message-ID: References: <20181005205512.29545-1-babu.moger@amd.com> <20181005205512.29545-6-babu.moger@amd.com> <20181005233856.GB107301@romley-ivt3.sc.intel.com> In-Reply-To: <20181005233856.GB107301@romley-ivt3.sc.intel.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: authentication-results: spf=none (sender IP is ) smtp.mailfrom=Babu.Moger@amd.com; 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charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-Network-Message-Id: ca3cb839-cf87-4b60-ebea-08d62cbc7971 X-MS-Exchange-CrossTenant-originalarrivaltime: 08 Oct 2018 01:22:12.0924 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM5PR12MB1178 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Fenghua, > -----Original Message----- > From: Fenghua Yu > Sent: Friday, October 5, 2018 6:39 PM > To: Moger, Babu > Cc: tglx@linutronix.de; mingo@redhat.com; hpa@zytor.com; > reinette.chatre@intel.com; fenghua.yu@intel.com; james.morse@arm.com; > vikas.shivappa@linux.intel.com; tony.luck@intel.com; x86@kernel.org; > peterz@infradead.org; pombredanne@nexb.com; > gregkh@linuxfoundation.org; kstewart@linuxfoundation.org; bp@suse.de; > rafael.j.wysocki@intel.com; ak@linux.intel.com; > kirill.shutemov@linux.intel.com; xiaochen.shen@intel.com; > colin.king@canonical.com; Hurwitz, Sherry ; > Lendacky, Thomas ; pbonzini@redhat.com; > dwmw@amazon.co.uk; luto@kernel.org; jroedel@suse.de; > jannh@google.com; dima@arista.com; jpoimboe@redhat.com; > vkuznets@redhat.com; linux-kernel@vger.kernel.org > Subject: Re: [PATCH v2 05/11] arch/x86: Introduce a new config parameter > PLATFORM_QOS >=20 > On Fri, Oct 05, 2018 at 08:55:52PM +0000, Moger, Babu wrote: > > Introduces a new config parameter PLATFORM_QOS. > > > > This will be used as a common config parameter for both Intel and AMD. > > Each vendor will have their own config parameter to enable RDT feature. > > One for Intel(INTEL_RDT) and one for AMD(AMD_QOS). It can be enabled > or > > disabled separately. The new parameter PLATFORM_QOS will be > dependent > > on INTEL_RDT or AMD_QOS. > > > > Signed-off-by: Babu Moger > > --- > > arch/x86/Kconfig | 4 ++++ > > 1 file changed, 4 insertions(+) > > > > diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig > > index 1a0be022f91d..7f2da780a327 100644 > > --- a/arch/x86/Kconfig > > +++ b/arch/x86/Kconfig > > @@ -458,6 +458,10 @@ config INTEL_RDT > > > > Say N if unsure. > > > > +config PLATFORM_QOS > > + def_bool y > > + depends on X86 && INTEL_RDT > > + >=20 > Can change "PLATFORM_QOS" to a more neutral name "RESCTRL"? Yes. Will change it. >=20 > Thanks. >=20 > -Fenghua