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=-2.4 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,UNPARSEABLE_RELAY,USER_AGENT_SANE_2 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 943D5C3F2D1 for ; Thu, 5 Mar 2020 09:16:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 6D4D9208CD for ; Thu, 5 Mar 2020 09:16:34 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="e1uR1eXr" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726141AbgCEJQb (ORCPT ); Thu, 5 Mar 2020 04:16:31 -0500 Received: from mailgw01.mediatek.com ([210.61.82.183]:11935 "EHLO mailgw01.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1725816AbgCEJQb (ORCPT ); Thu, 5 Mar 2020 04:16:31 -0500 X-UUID: 672c733cef6941dea7ba533c344ee0be-20200305 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Transfer-Encoding:MIME-Version:Content-Type:References:In-Reply-To:Date:CC:To:From:Subject:Message-ID; bh=kpiqrfWIacgjKLiLWLGT9gO7LZYPAEBqZuMrrpG6/+0=; b=e1uR1eXr/oH/WxQrsS/6G19c8yvMVUCDaMDEyGsSElteJVeSs1Mp+D+YloSO9vEIw9cEUPyGKw3h++cngUajTi7KYLgEahxNcAJTO/gIJj+o0aR1X9clAcCG7/qgisHx9vk6lSOQgg6Dtm5SMjoVA3YuK2N11SN1cY94xfgFxlI=; X-UUID: 672c733cef6941dea7ba533c344ee0be-20200305 Received: from mtkcas06.mediatek.inc [(172.21.101.30)] by mailgw01.mediatek.com (envelope-from ) (Cellopoint E-mail Firewall v4.1.10 Build 0809 with TLS) with ESMTP id 2088496652; Thu, 05 Mar 2020 17:16:24 +0800 Received: from mtkcas07.mediatek.inc (172.21.101.84) by mtkexhb01.mediatek.inc (172.21.101.102) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Thu, 5 Mar 2020 17:15:40 +0800 Received: from [172.21.84.99] (172.21.84.99) by mtkcas07.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Thu, 5 Mar 2020 17:15:37 +0800 Message-ID: <1583399782.17146.14.camel@mtksdccf07> Subject: Re: mmotm 2020-03-03-22-28 uploaded (warning: objtool:) From: Walter Wu To: Peter Zijlstra CC: Randy Dunlap , , , , , , , , , , Josh Poimboeuf , , Stephen Rothwell Date: Thu, 5 Mar 2020 17:16:22 +0800 In-Reply-To: <20200305081842.GB2619@hirez.programming.kicks-ass.net> References: <20200304062843.9yA6NunM5%akpm@linux-foundation.org> <20200305081717.GT2596@hirez.programming.kicks-ass.net> <20200305081842.GB2619@hirez.programming.kicks-ass.net> Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.2.3-0ubuntu6 MIME-Version: 1.0 X-MTK: N Content-Transfer-Encoding: base64 Sender: linux-fsdevel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org T24gVGh1LCAyMDIwLTAzLTA1IGF0IDA5OjE4ICswMTAwLCBQZXRlciBaaWpsc3RyYSB3cm90ZToN Cj4gT24gVGh1LCBNYXIgMDUsIDIwMjAgYXQgMDk6MTc6MTdBTSArMDEwMCwgUGV0ZXIgWmlqbHN0 cmEgd3JvdGU6DQo+ID4gT24gV2VkLCBNYXIgMDQsIDIwMjAgYXQgMDk6MzQ6NDlBTSAtMDgwMCwg UmFuZHkgRHVubGFwIHdyb3RlOg0KPiANCj4gPiA+IG1tL2thc2FuL2NvbW1vbi5vOiB3YXJuaW5n OiBvYmp0b29sOiBrYXNhbl9yZXBvcnQoKSsweDEzOiBjYWxsIHRvIHJlcG9ydF9lbmFibGVkKCkg d2l0aCBVQUNDRVNTIGVuYWJsZWQNCj4gPiANCj4gPiBJIHVzZWQgbmV4dC9tYXN0ZXIgaW5zdGVh ZCwgYW5kIGZvdW5kIHRoZSBiZWxvdyBicm9rZW4gY29tbWl0DQo+ID4gcmVzcG9uc2libGUgZm9y IHRoaXMuDQo+IA0KPiA+IEBAIC02MzQsMTIgKzYzNywyMCBAQCB2b2lkIGthc2FuX2ZyZWVfc2hh ZG93KGNvbnN0IHN0cnVjdCB2bV9zdHJ1Y3QgKnZtKQ0KPiA+ICAjZW5kaWYNCj4gPiAgDQo+ID4g IGV4dGVybiB2b2lkIF9fa2FzYW5fcmVwb3J0KHVuc2lnbmVkIGxvbmcgYWRkciwgc2l6ZV90IHNp emUsIGJvb2wgaXNfd3JpdGUsIHVuc2lnbmVkIGxvbmcgaXApOw0KPiA+ICtleHRlcm4gYm9vbCBy ZXBvcnRfZW5hYmxlZCh2b2lkKTsNCj4gPiAgDQo+ID4gLXZvaWQga2FzYW5fcmVwb3J0KHVuc2ln bmVkIGxvbmcgYWRkciwgc2l6ZV90IHNpemUsIGJvb2wgaXNfd3JpdGUsIHVuc2lnbmVkIGxvbmcg aXApDQo+ID4gK2Jvb2wga2FzYW5fcmVwb3J0KHVuc2lnbmVkIGxvbmcgYWRkciwgc2l6ZV90IHNp emUsIGJvb2wgaXNfd3JpdGUsIHVuc2lnbmVkIGxvbmcgaXApDQo+ID4gIHsNCj4gPiAtCXVuc2ln bmVkIGxvbmcgZmxhZ3MgPSB1c2VyX2FjY2Vzc19zYXZlKCk7DQo+ID4gKwl1bnNpZ25lZCBsb25n IGZsYWdzOw0KPiA+ICsNCj4gPiArCWlmIChsaWtlbHkoIXJlcG9ydF9lbmFibGVkKCkpKQ0KPiA+ ICsJCXJldHVybiBmYWxzZTsNCj4gDQo+IFRoaXMgYWRkcyBhbiBleHBsaWNpdCBjYWxsIGJlZm9y ZSB0aGUgdXNlcl9hY2Nlc3Nfc2F2ZSgpIGFuZCB0aGF0IGlzIGENCj4gc3RyYWlnaHQgb24gYnVn Lg0KPiANCkhpIFBldGVyLA0KDQpUaGFua3MgZm9yIHlvdXIgaGVscC4gVW5mb3J0dW5hdGVseSwg SSBkb24ndCByZXByb2R1Y2UgaXQgaW4gb3VyDQplbnZpcm9ubWVudCwgc28gSSBoYXZlIGFza2Vk IFN0ZXBoZW4sIGlmIEkgY2FuIHJlcHJvZHVjZSBpdCwgdGhlbiB3ZQ0Kd2lsbCBzZW5kIG5ldyBw YXRjaC4NCg0KDQpUaGFua3MuDQoNCldhbHRlcg0KDQo+ID4gKw0KPiA+ICsJZmxhZ3MgPSB1c2Vy X2FjY2Vzc19zYXZlKCk7DQo+ID4gIAlfX2thc2FuX3JlcG9ydChhZGRyLCBzaXplLCBpc193cml0 ZSwgaXApOw0KPiA+ICAJdXNlcl9hY2Nlc3NfcmVzdG9yZShmbGFncyk7DQo+ID4gKw0KPiA+ICsJ cmV0dXJuIHRydWU7DQo+ID4gIH0NCg0K