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 C4C8BC43381 for ; Wed, 20 Feb 2019 16:44:07 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 9F1A12081B for ; Wed, 20 Feb 2019 16:44:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726635AbfBTQoG (ORCPT ); Wed, 20 Feb 2019 11:44:06 -0500 Received: from mga18.intel.com ([134.134.136.126]:38036 "EHLO mga18.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725798AbfBTQoF (ORCPT ); Wed, 20 Feb 2019 11:44:05 -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 orsmga106.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 20 Feb 2019 08:44:05 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.58,391,1544515200"; d="scan'208";a="117707467" Received: from kmsmsx156.gar.corp.intel.com ([172.21.138.133]) by orsmga006.jf.intel.com with ESMTP; 20 Feb 2019 08:44:03 -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; Thu, 21 Feb 2019 00:44:02 +0800 From: "Pan, Harry" To: "rjw@rjwysocki.net" CC: "Brown, Len" , "linux-kernel@vger.kernel.org" , "gs0622@gmail.com" , "pavel@ucw.cz" , "linux-pm@vger.kernel.org" Subject: Re: [PATCH v3] PM / suspend: measure the time of filesystem syncing Thread-Topic: [PATCH v3] PM / suspend: measure the time of filesystem syncing Thread-Index: AQHUxN2S4q+yUIjeC0iMAHeR7ONaRaXmasgAgAH8UQA= Date: Wed, 20 Feb 2019 16:44:02 +0000 Message-ID: References: <20190206154214.576-1-harry.pan@intel.com> <20190214111543.22137-1-harry.pan@intel.com> <2819109.DzhZvocLkm@aspire.rjw.lan> In-Reply-To: <2819109.DzhZvocLkm@aspire.rjw.lan> Accept-Language: zh-TW, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.255.174.137] Content-Type: text/plain; charset="utf-8" Content-ID: <049D91B807C2F34CBA69D2B978011800@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 VGhhbmtzIGZvciBjb21tZW50cy4NCg0KPiA+ICsJaWYgKCFJU19FTkFCTEVEKENPTkZJR19TVVNQ RU5EX1NLSVBfU1lOQykpIHsNCj4gPiArCQlrdGltZV90IHN0YXJ0Ow0KPiA+ICsJCXVuc2lnbmVk IGludCBlbGFwc2VkX21zZWNzOw0KPiA+ICsNCj4gPiArCQl0cmFjZV9zdXNwZW5kX3Jlc3VtZShU UFMoInN5bmNfZmlsZXN5c3RlbXMiKSwgMCwgdHJ1ZSk7DQo+ID4gKwkJcHJfaW5mbygiU3luY2lu ZyBmaWxlc3lzdGVtcyAuLi4gIik7DQo+ID4gKwkJc3RhcnQgPSBrdGltZV9nZXQoKTsNCj4gPiAr CQlrc3lzX3N5bmMoKTsNCj4gPiArCQllbGFwc2VkX21zZWNzID0ga3RpbWVfdG9fbXMoa3RpbWVf c3ViKGt0aW1lX2dldCgpLA0KPiA+IHN0YXJ0KSk7DQo+ID4gKwkJcHJfY29udCgiKGVsYXBzZWQg JWQuJTAzZCBzZWNvbmRzKSBkb25lLlxuIiwNCj4gPiArCQkJZWxhcHNlZF9tc2VjcyAvIE1TRUNf UEVSX1NFQywNCj4gPiArCQkJZWxhcHNlZF9tc2VjcyAlIE1TRUNfUEVSX1NFQyk7DQo+IA0KPiBP bmUgbW9yZSBuaXQuDQo+IA0KPiBTaW5jZSB5b3UgYXJlIHByaW50aW5nIHRoZSBzeW5jIHRpbWUg YW55d2F5LCB0aGVyZSBpcyBhIGxpdHRsZSBzZW5zZQ0KPiB0bw0KPiBzcGxpdCB0aGUgbWVzc2Fn ZSB1c2luZyBwcl9jb250KCkgdGhhdCBtYXkgYmUgbWVzc2VkIHVwIHdpdGggYnkgYW55DQo+IGlu dGVydmVuaW5nIG1lc3NhZ2VzLCBzbyB3aHkgZG9uJ3QgeW91IGp1c3QgcHJpbnQgYSBvbmUtbGlu ZQ0KPiBwcl9pbmZvKCJGaWxlc3lzdGVtcyBzeW5jOiAlZC4lMDNkIHNlY29uZHNcbiIsIC4uLikg bWVzc2FnZT8NCj4gDQpZZXMsIEkgYWdyZWUuDQpJbiBwcmFjdGljYWwsIEkgZGlkIHNlZSBpbnRl cnZlbmluZyBtZXNzYWdlcyAoYmV0d2VlbiBwcl9pbmZvIGFuZA0KcHJfY29udCkgd2hlbiBpdCBj YW1lIHRvIGxvbmcgc3luYyBpbiBrZXJuZWwuDQpJIHdhcyBoZXNpdGF0ZWQgaW4gdGhpcyBjb25z aWRlcmluZyBub3QgZnVsbHkgdW5kZXJzdGFuZGluZyB0aGUNCmJhY2tkcm9wIG9mIHNwbGl0IG1l c3NhZ2VzIHVzaW5nIHByX2luZm8oKSB0aGVuIHByX2NvbnQoKS4NCg0KPiBBbHNvLCBpZiB5b3Ug Y2hhbmdlIGl0IGhlcmUsIEkgZ3Vlc3MgaXQgd291bGQgYmUgY29uc2lzdGVudCB0byBtYWtlDQo+ IGFuIGFuYWxvZ291cyBjaGFuZ2UgZm9yIGhpYmVybmF0aW9uLg0KDQpPbmUgcG90ZW50aWFsIGxh c3QtbWlsZSBuZWVkIHlvdXIgd2lzZG9tLCB3aGljaCBpcyBhYm91dCB0aGUgc3dpdGNoDQpjYXNl IG9mIFNOQVBTSE9UX0ZSRUVaRSBvZiB0aGUgdXNlcnNwYWNlIGludGVyZmFjZSB5b3Ugd3JvdGUu DQpJIGFtIHlldCB0byB0b3VjaCBpdCwgbm9yIHVuZGVyc3RhbmQgaG93IHRvIHZhbGlkYXRlIGl0 Lg0KDQpUaGF0IHNhaWQsIEkgYW0gZGlnZXN0aW5nIHlvdXIgZG9jdW1lbnRzIGFuZCBzb3VyY2U7 IEkgdXNlZCB0aGUgcG1fdGVzdA0KZnJvbSB0aGUgZG9jIHRvIHZhbGlkYXRlIHRoZSBwYXRjaCBv biBoaWJlcm5hdGlvbiBwYXJ0aWFsbHkgZXZlbiBub24gb2YNCm15IGhhbmR5IGxhcHRvbnMgZnVs bHkgd29yayB3ZWxsIG9uIGl0Lg0KDQoNClNpbmNlcmVseSwNCkhhcnJ5DQo=