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=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no 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 B5514C10DCE for ; Thu, 12 Mar 2020 10:28:53 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 9BCA520674 for ; Thu, 12 Mar 2020 10:28:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726974AbgCLK2w (ORCPT ); Thu, 12 Mar 2020 06:28:52 -0400 Received: from mga06.intel.com ([134.134.136.31]:28498 "EHLO mga06.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725978AbgCLK2w (ORCPT ); Thu, 12 Mar 2020 06:28:52 -0400 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by orsmga104.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 12 Mar 2020 03:28:51 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.70,544,1574150400"; d="scan'208";a="354099036" Received: from fmsmsx103.amr.corp.intel.com ([10.18.124.201]) by fmsmga001.fm.intel.com with ESMTP; 12 Mar 2020 03:28:51 -0700 Received: from FMSMSX110.amr.corp.intel.com (10.18.116.10) by FMSMSX103.amr.corp.intel.com (10.18.124.201) with Microsoft SMTP Server (TLS) id 14.3.439.0; Thu, 12 Mar 2020 03:28:50 -0700 Received: from shsmsx151.ccr.corp.intel.com (10.239.6.50) by fmsmsx110.amr.corp.intel.com (10.18.116.10) with Microsoft SMTP Server (TLS) id 14.3.439.0; Thu, 12 Mar 2020 03:28:50 -0700 Received: from shsmsx104.ccr.corp.intel.com ([169.254.5.206]) by SHSMSX151.ccr.corp.intel.com ([169.254.3.201]) with mapi id 14.03.0439.000; Thu, 12 Mar 2020 18:28:47 +0800 From: "Kang, Luwei" To: "Liang, Kan" , Peter Zijlstra CC: "x86@kernel.org" , "linux-kernel@vger.kernel.org" , "kvm@vger.kernel.org" , "mingo@redhat.com" , "acme@kernel.org" , "mark.rutland@arm.com" , "alexander.shishkin@linux.intel.com" , "jolsa@redhat.com" , "namhyung@kernel.org" , "tglx@linutronix.de" , "bp@alien8.de" , "hpa@zytor.com" , "pbonzini@redhat.com" , "Christopherson, Sean J" , "vkuznets@redhat.com" , "wanpengli@tencent.com" , "jmattson@google.com" , "joro@8bytes.org" , "pawan.kumar.gupta@linux.intel.com" , "ak@linux.intel.com" , "thomas.lendacky@amd.com" , "Yu, Fenghua" , "like.xu@linux.intel.com" , "Wang, Wei W" Subject: RE: [PATCH v1 01/11] perf/x86/core: Support KVM to assign a dedicated counter for guest PEBS Thread-Topic: [PATCH v1 01/11] perf/x86/core: Support KVM to assign a dedicated counter for guest PEBS Thread-Index: AQHV8tS2uZDJ2Dgk6EqR/a2HW+9LbKg7EWeAgAAN1ICABGlOgIAANIUAgAAfgACAAEmBgIAEoPfg Date: Thu, 12 Mar 2020 10:28:47 +0000 Message-ID: <82D7661F83C1A047AF7DC287873BF1E1738A1898@SHSMSX104.ccr.corp.intel.com> References: <1583431025-19802-1-git-send-email-luwei.kang@intel.com> <1583431025-19802-2-git-send-email-luwei.kang@intel.com> <20200306135317.GD12561@hirez.programming.kicks-ass.net> <20200309100443.GG12561@hirez.programming.kicks-ass.net> <97ce1ba4-d75a-8db2-ea2f-7d334942b4e6@linux.intel.com> <20200309150526.GI12561@hirez.programming.kicks-ass.net> <45a1a575-9363-f778-b5f5-bcdf28d3e34b@linux.intel.com> In-Reply-To: <45a1a575-9363-f778-b5f5-bcdf28d3e34b@linux.intel.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: dlp-product: dlpe-windows dlp-version: 11.2.0.6 dlp-reaction: no-action x-originating-ip: [10.239.127.40] Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 MIME-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org PiA+PiBJbiB0aGUgbmV3IHByb3Bvc2FsLCBLVk0gdXNlciBpcyB0cmVhdGVkIHRoZSBzYW1lIGFz IG90aGVyIGhvc3QNCj4gPj4gZXZlbnRzIHdpdGggZXZlbnQgY29uc3RyYWludC4gVGhlIHNjaGVk dWxlciBpcyBmcmVlIHRvIGNob29zZSB3aGV0aGVyDQo+ID4+IG9yIG5vdCB0byBhc3NpZ24gYSBj b3VudGVyIGZvciBpdC4NCj4gPiBUaGF0J3Mgd2hhdCBpdCBkb2VzLCBJIHVuZGVyc3RhbmQgdGhh dC4gSSdtIHNheWluZyB0aGF0IHRoYXQgaXMNCj4gPiBjcmVhdGluZyBhcnRpZmljaWFsIGNvbnRl bnRpb24uDQo+ID4NCj4gPg0KPiA+IFdoeSBpcyB0aGlzIG5lZWRlZCBhbnl3YXk/IENhbid0IHdl IGZvcmNlIHRoZSBndWVzdCB0byBmbHVzaCBhbmQgdGhlbg0KPiA+IG1vdmUgaXQgb3ZlciB0byBh IG5ldyBjb3VudGVyPw0KPiANCj4gS1ZNIG9ubHkgdHJhcHMgdGhlIE1TUiBhY2Nlc3MuIFRoZXJl IGlzIG5vIE1TUiBhY2Nlc3MgZHVyaW5nIHRoZSBzY2hlZHVsaW5nDQo+IGluIGd1ZXN0Lg0KPiBL Vk0vaG9zdCBvbmx5IGtub3dzIHRoZSByZXF1ZXN0IGNvdW50ZXIsIHdoZW4gZ3Vlc3QgdHJpZXMg dG8gZW5hYmxlIHRoZQ0KPiBjb3VudGVyLiBJdCdzIHRvbyBsYXRlIGZvciBndWVzdCB0byBzdGFy dCBvdmVyLg0KPiANCj4gUmVnYXJkaW5nIHRvIHRoZSBhcnRpZmljaWFsIGNvbnRlbnRpb24sIGFz IG15IHVuZGVyc3RhbmRpbmcsIGl0IHNob3VsZCByYXJlbHkNCj4gaGFwcGVuIGluIHByYWN0aWNh bC4NCj4gQ2xvdWQgdmVuZG9ycyBoYXZlIHRvIGV4cGxpY2l0bHkgc2V0IHBlYnMgb3B0aW9uIGlu IHFlbXUgdG8gZW5hYmxlIFBFQlMNCj4gc3VwcG9ydCBmb3IgZ3Vlc3QuIFRoZXkga25vd3MgdGhl IGVudmlyb25tZW50IHdlbGwuIFRoZXkgY2FuIGF2b2lkIHRoZQ0KPiBjb250ZW50aW9uLiAoV2Ug bWF5IGltcGxlbWVudCBzb21lIHBhdGNoZXMgZm9yIHFlbXUvS1ZNIGxhdGVyIHRvDQo+IHRlbXBv cmFyaWx5IGRpc2FibGUgUEVCUyBpbiBydW50aW1lIGlmIHRoZXkgcmVxdWlyZS4pDQo+IA0KPiBG b3Igbm93LCBJIHRoaW5rIHdlIG1heSBwcmludCBhIHdhcm5pbmcgd2hlbiBib3RoIGhvc3QgYW5k IGd1ZXN0IHJlcXVpcmUgdGhlDQo+IHNhbWUgY291bnRlci4gSG9zdCBjYW4gZ2V0IGEgY2x1ZSBm cm9tIHRoZSB3YXJuaW5nLg0KDQpIaSBQZXRlciwNCiAgICBXaGF0IGlzIHlvdXIgb3Bpbmlvbj8g V2UgY2FuIHRyZWF0IHRoZSBndWVzdCBQRUJTIGV2ZW50IGFzIGFuIGV2ZW50IGZyb20gdGhlIHVz ZXIuIEEgbGl0dGxlIGRpZmZlcmVudCBmcm9tIG90aGVyIGV2ZW50cyBpcyB0aGUgbmVlZCBvZiBw aW4gdG8gdGhlIHNwZWNpZmljIGNvdW50ZXIgYmVjYXVzZSB0aGUgY291bnRlciBpbmRleCB3aWxs IGJlIGluY2x1ZGVkIGluIHRoZSBHdWVzdCBQRUJTIHJlY29yZC4gVGhlIGd1ZXN0IGNvdW50ZXIg Y2FuJ3QgYmUgZm9yY2VkIGRpc2FibGVkL3JlbGVhc2VkIGFzIHdlbGwsIG90aGVyd2lzZSwgdGhl IGVuZC11c2VyIHdpbGwgY29tcGxhaW4uIENhbiB3ZSBhZGQgYSB3YXJuaW5nIHdoZW4gdGhlIGNv bnRlbnRpb24gaXMgZGV0ZWN0ZWQgb3IgYWRkIHNvbWUgZGVzY3JpcHRpb24gaW4gdGhlIGRvY3Vt ZW50IG9yLi4uPw0KDQpUaGFua3MsDQpMdXdlaSBLYW5nDQo=