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=-1.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS autolearn=ham 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 77C86C169C4 for ; Tue, 12 Feb 2019 00:40:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 4742120844 for ; Tue, 12 Feb 2019 00:40:45 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727975AbfBLAkn (ORCPT ); Mon, 11 Feb 2019 19:40:43 -0500 Received: from mga11.intel.com ([192.55.52.93]:32657 "EHLO mga11.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727374AbfBLAkn (ORCPT ); Mon, 11 Feb 2019 19:40:43 -0500 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga007.jf.intel.com ([10.7.209.58]) by fmsmga102.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 11 Feb 2019 16:40:42 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.58,360,1544515200"; d="scan'208";a="114160018" Received: from kmsmsx156.gar.corp.intel.com ([172.21.138.133]) by orsmga007.jf.intel.com with ESMTP; 11 Feb 2019 16:40:40 -0800 Received: from pgsmsx102.gar.corp.intel.com ([169.254.6.107]) by KMSMSX156.gar.corp.intel.com ([169.254.1.240]) with mapi id 14.03.0415.000; Tue, 12 Feb 2019 08:40:39 +0800 From: "Pan, Harry" To: "pavel@ucw.cz" CC: "Brown, Len" , "linux-kernel@vger.kernel.org" , "gs0622@gmail.com" , "linux-pm@vger.kernel.org" , "rjw@rjwysocki.net" Subject: Re: [PATCH] PM / suspend: measure the time of filesystem syncing Thread-Topic: [PATCH] PM / suspend: measure the time of filesystem syncing Thread-Index: AQHUu4AgquesjEnW50+dl61NWIyu6qXRNN0AgAEpl4CAABL+gIAIaJGA Date: Tue, 12 Feb 2019 00:40:38 +0000 Message-ID: References: <20190203052007.27392-1-harry.pan@intel.com> <20190205212308.GA2816@amd> <20190206161612.GA7868@amd> In-Reply-To: <20190206161612.GA7868@amd> Accept-Language: zh-TW, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.255.146.166] Content-Type: text/plain; charset="utf-8" Content-ID: <92B31DB717DF8548AF6144A4A3E01E2B@intel.com> 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 PiANCj4gSSdkIHJhdGhlciBlZHVjYXRlIG90aGVyIGRldmVsb3BlcnMgdGhhdCB0aGlzIG1heSBo YXBwZW4uIGRtZXNnDQo+IHRpbWVzdGFtcHMgc2hvdWxkIGFscmVhZHkgbWFrZSBpdCBlYXN5IHRv IHNlZS4NCj4gDQo+IEFuZCBhY3R1YWxseS4uLiBpZiB5b3UgZG8gInRpbWUgc3luYyIgaW4gdXNl cnNwYWNlIGp1c3QgYmVmb3JlDQo+IHByb2dyYW1pbmcgdGhlIFJUQyBhbmQgc3VzcGVuZGluZywg dGhpcyB3aG9sZSBpc3N1ZSBzaG91bGQgZ28gYXdheS4NCj4gDQo+IA0KSSBhZ3JlZSB3LyB5b3Ug b24gYm90aCBjb21tZW50cyBiYXNpY2FsbHkuDQoNClRoYWQgc2FpZCwgd2hlbiBpdCBjb21lcyB0 byBkbWVzZywgcmVhZGVycyB3b3VsZCBndWVzcyBieSBjdXJyZW50DQppbXBsZW1lbnRhdGlvbiBv ZiB0aGUgcHJvZ3JhbSwgdGhlIHR3byBsaW5lcyBvZiBwcl9pbmZvIGFuZCBwbV9wcl9kYmcNCmFy ZSBjb250cm9sbGVkIGJ5IGNvbXBpbGF0aW9uIGZsYWdzIGFzIHdlbGwgYXMgcHJpbnRrIHJ1bi1s ZXZlbCwgSQ0KdGhpbmsgdGhlIGluZm9ybWF0aW9uIGlzIGVub3VnaCB3aGlsZSBpdCBpcyBub3Qg Z3VhcmFudGVlZCBmb3IgdGhpcw0Kc3ViamVjdC4NCg0KQW5vdGhlciByZWFzb24gaXMsIG1vbnRo cyBhZ28gSSB3b3JrZWQgb24gbXkgY29tbXVuaXR5IHRvIGlsbHVzdHJhdGUNCnRoaXMgb2RkLCBh ZGRpbmcgJ3N5bmMnIHBvbGljeSBpbiB0aGUgdXNlcnNwYWNlIHNjcmlwdCBbMV0gbWl0aWdhdGVk DQp0aGUgbG9uZ2VyIHN5bmMgKGlzc3VlZCBieSBrZXJuZWwpIGluIHN1c3BlbmRpbmcsIGhvd2V2 ZXIgSSByZWFsaXplZA0KdGhlcmUgaXMgc3RpbGwgcmFyZSBjYXNlIGJlY2F1c2UgdGhlIHVzZXJz cGFjZSBzeW5jIGlzIGJlZm9yZSB0aGUNCnByb2Nlc3NlcyBmcmVlemUsIHRoZSBzY3JpcHQgaXMg cG90ZW50aWFsbHkgY29tcGV0aW5nIHcvIG90aGVyIGhpZ2gNCmxvYWRpbmcgdGFza3Mgd2hpY2gg bWVhbnMgdGhlcmUgaXMgc3RpbGwgYSBzbWFsbCB3aW5kb3cgKHN5bmMgLT4NCnByb2dyYW0gYWxh cm0gLT4gc3VzcGVuZCB1bnRpbCBmcmVlemUpIHRoYXQgY291bGQgZ2VuZXJhdGUgc3VjaCBvZGQu DQoNClNob3J0IHJlY2FwIHRoaXMgdG9waWMgaXMgdHJ5aW5nIHRvIGdpdmUgYSBjbGVhciBpbmRp Y2F0aW9uIGFzIHNpbXBsZQ0KbWVjaGFuaXNtIGZvciB0aGUgcGxhdGZvcm0gYW5kIE9TIGRldmVs b3BlcnMgd2hvIG1heSBjb25jZXJuIHRoZQ0Kc3VzcGVuZGluZyB0aW1lIHcvIHNvbWUgc29ydCBv ZiB0aW1lIGNvbnN0cmFpbjsgZ2l2ZW4gYSBjbGVhciBtZXRyaWMgaXQNCmFsbG93cyBkZXZlbG9w ZXJzIHRvIGhhdmUgYW4gZWFzaWVyIHRyaWFnZSBzdWNoIGhhcmQtdG8tcmVwcm9kdWNlIGlzc3Vl DQpzaGFsbCBnbyB0byB2aXJ0dWFsIG1lbW9yeS9maWxlc3lzdGVtIHJhdGhlciB0aGFuIGV4YW1p bmUgd2hldGhlciB0aGVyZQ0KaXMgbG9uZ2VyIGNvc3Qgb24gZWFjaCBQTSBzdWItc3RhdGUgYWxv bmcgdy8gdGhlIGRldmljZSBjYWxsYmFja3MNCnRocm91Z2ggYSBsb25nIHN1c3BlbmRpbmcgbG9n Lg0KDQpMYXN0bHksIEkgdW5kZXJzdGFuZCB0aGlzIGRhdGEgbWlnaHQgbm90IHNvIGludGVyZXN0 aW5nIHRvIGtlcm5lbA0KZGV2ZWxvcGVyczsgc29tZWhvdyBteSByb2xlIGlzIHNpdHRpbmcgaW4g YmV0d2VlbiB0cnlpbmcgdG8gYnJpZGdlDQprZXJuZWwgYW5kIE9TIGRldmVsb3BlcnMsIEkgZnVs bHkgcmVzcGVjdCByZXZpZXdlcnMnIGNvbW1lbnRzIGFuZA0KanVzdGlmaWNhdGlvbi4NCg0KDQpT aW5jZXJlbHksDQpIYXJyeSANCg0KWzFdIA0KaHR0cHM6Ly9jaHJvbWl1bS1yZXZpZXcuZ29vZ2xl c291cmNlLmNvbS9jL2Nocm9taXVtb3MvcGxhdGZvcm0yLysvNDU4NTYwLzE0L3Bvd2VyX21hbmFn ZXIvdG9vbHMvc3VzcGVuZF9zdHJlc3NfdGVzdCMyMDINCihBcG9sb2dpemUgbG9uZyBVUkwgYW5k IGNvbnRleHQgYXMgcmVmZXJlbmNlKQ0K