Received: by 2002:a05:6a10:8c0a:0:0:0:0 with SMTP id go10csp963412pxb; Fri, 22 Jan 2021 03:54:45 -0800 (PST) X-Google-Smtp-Source: ABdhPJyrSTmxRvlw7blmzriuc+URsXjHMZzINZ9Rku7RXf6CDF2lHSH6ZncP2cHeJnMknaTEqcOT X-Received: by 2002:a05:6402:1819:: with SMTP id g25mr2787248edy.46.1611316485684; Fri, 22 Jan 2021 03:54:45 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1611316485; cv=none; d=google.com; s=arc-20160816; b=oaPtBXti1WiiMxmX++bi65zcLYFFEiTBfRKb15J4F+HMKB9yDt/9efbE+O2Lwo/s2V C5Qto5jZyKw9q+hbwZzRtH6SVU5yzh8FPswb0EdUe/AJ5WIULBJz5RIJaH2jcxmrhBeQ oEfMh28e9QCGfXsUSOSBagvBnkpYNeMkDePeiT+l4dhQxLLTauSUHvR7t5E4tzp3UQ6W MsrRKLblaqXN0UukdZBZQ9y+MWqnaPFBPF4eBJpo5aHeLp94nNzcEidXTG68tZJ8zwI2 VKAANdWLE2OQYA16Z84W/WuLXXnx7VW7esHzx90kZUadlyrueYAfk+uf8cJ59nP+D3oV TuGQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:mime-version:content-transfer-encoding :content-language:accept-language:in-reply-to:references:message-id :date:thread-index:thread-topic:subject:cc:to:from; bh=oJSUZAVjhyuh/Q1DEUzAni3ep2Ab7C1z1UGtS1G8Lno=; b=Cd7h/9mg6trtxltvMdSUlJOkViLAhqZQyLRnABuiqIEB5XO9q69OOuzSRJ8QlilwWO WRlNGO68C5vTbCiSarCM2pQ9lMnWgHr6fsI/l5giSF5uBJe4uzdd/4hY83Ns8iX70HDd 2CktTTG5QkezOW1Gsof+t/eL72c3lqMCzIVXrOP7/lNAMOsilT4BfqHXq1O/bn6S1Jhy S9QvWyAj8TlfRtRsClZ76LNjDdmrOhm3ipLI6GMfTItgfHcxS/YMU1WR3kpGallp/+eg ZzIUKZXkSxNignZGIXwCPRFHDj+RnM5lw2eA5KNfgWV4x1PXaP1VK/G2zAtgr6Fj7jFj dK+w== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id mp29si2708143ejc.304.2021.01.22.03.54.21; Fri, 22 Jan 2021 03:54:45 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727199AbhAVLwx (ORCPT + 99 others); Fri, 22 Jan 2021 06:52:53 -0500 Received: from szxga02-in.huawei.com ([45.249.212.188]:2962 "EHLO szxga02-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728338AbhAVLK5 (ORCPT ); Fri, 22 Jan 2021 06:10:57 -0500 Received: from DGGEMM402-HUB.china.huawei.com (unknown [172.30.72.55]) by szxga02-in.huawei.com (SkyGuard) with ESMTP id 4DMc2Z3bTQz5K7x; Fri, 22 Jan 2021 19:08:54 +0800 (CST) Received: from dggemi712-chm.china.huawei.com (10.3.20.111) by DGGEMM402-HUB.china.huawei.com (10.3.20.210) with Microsoft SMTP Server (TLS) id 14.3.498.0; Fri, 22 Jan 2021 19:09:51 +0800 Received: from dggemi761-chm.china.huawei.com (10.1.198.147) by dggemi712-chm.china.huawei.com (10.3.20.111) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2106.2; Fri, 22 Jan 2021 19:09:50 +0800 Received: from dggemi761-chm.china.huawei.com ([10.9.49.202]) by dggemi761-chm.china.huawei.com ([10.9.49.202]) with mapi id 15.01.2106.002; Fri, 22 Jan 2021 19:09:50 +0800 From: "Song Bao Hua (Barry Song)" To: Dietmar Eggemann , Valentin Schneider , Meelis Roos , LKML CC: Peter Zijlstra , Vincent Guittot , Mel Gorman Subject: RE: 5.11-rc4+git: Shortest NUMA path spans too many nodes Thread-Topic: 5.11-rc4+git: Shortest NUMA path spans too many nodes Thread-Index: AQHW7/0Khvz6gXM0E0axUubrsRfQgaoxp6MAgAAq5QCAAAveAIAACPeAgACrV8CAAFNVAIAAlTyg Date: Fri, 22 Jan 2021 11:09:50 +0000 Message-ID: <9d6c6d3ba6ac4272bf844034da4653fe@hisilicon.com> References: <3ec17983-7959-eccd-af25-400056a5877d@linux.ee> <8797fd78-4367-bc5c-3a35-43c544c745e4@linux.ee> <353d255769b6463c862993e2329a9a8d@hisilicon.com> <99ecee86-8d96-c1e2-5b38-8f3dfcc38bd1@arm.com> In-Reply-To: <99ecee86-8d96-c1e2-5b38-8f3dfcc38bd1@arm.com> Accept-Language: en-GB, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.126.200.219] Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 MIME-Version: 1.0 X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org DQoNCj4gLS0tLS1PcmlnaW5hbCBNZXNzYWdlLS0tLS0NCj4gRnJvbTogRGlldG1hciBFZ2dlbWFu biBbbWFpbHRvOmRpZXRtYXIuZWdnZW1hbm5AYXJtLmNvbV0NCj4gU2VudDogRnJpZGF5LCBKYW51 YXJ5IDIyLCAyMDIxIDExOjA1IFBNDQo+IFRvOiBTb25nIEJhbyBIdWEgKEJhcnJ5IFNvbmcpIDxz b25nLmJhby5odWFAaGlzaWxpY29uLmNvbT47IFZhbGVudGluIFNjaG5laWRlcg0KPiA8dmFsZW50 aW4uc2NobmVpZGVyQGFybS5jb20+OyBNZWVsaXMgUm9vcyA8bXJvb3NAbGludXguZWU+OyBMS01M DQo+IDxsaW51eC1rZXJuZWxAdmdlci5rZXJuZWwub3JnPg0KPiBDYzogUGV0ZXIgWmlqbHN0cmEg PHBldGVyekBpbmZyYWRlYWQub3JnPjsgVmluY2VudCBHdWl0dG90DQo+IDx2aW5jZW50Lmd1aXR0 b3RAbGluYXJvLm9yZz47IE1lbCBHb3JtYW4gPG1nb3JtYW5Ac3VzZS5kZT4NCj4gU3ViamVjdDog UmU6IDUuMTEtcmM0K2dpdDogU2hvcnRlc3QgTlVNQSBwYXRoIHNwYW5zIHRvbyBtYW55IG5vZGVz DQo+IA0KPiBPbiAyMS8wMS8yMDIxIDIyOjE3LCBTb25nIEJhbyBIdWEgKEJhcnJ5IFNvbmcpIHdy b3RlOg0KPiA+DQo+ID4NCj4gPj4gLS0tLS1PcmlnaW5hbCBNZXNzYWdlLS0tLS0NCj4gPj4gRnJv bTogRGlldG1hciBFZ2dlbWFubiBbbWFpbHRvOmRpZXRtYXIuZWdnZW1hbm5AYXJtLmNvbV0NCj4g Pj4gU2VudDogRnJpZGF5LCBKYW51YXJ5IDIyLCAyMDIxIDc6NTQgQU0NCj4gPj4gVG86IFZhbGVu dGluIFNjaG5laWRlciA8dmFsZW50aW4uc2NobmVpZGVyQGFybS5jb20+OyBNZWVsaXMgUm9vcw0K PiA+PiA8bXJvb3NAbGludXguZWU+OyBMS01MIDxsaW51eC1rZXJuZWxAdmdlci5rZXJuZWwub3Jn Pg0KPiA+PiBDYzogUGV0ZXIgWmlqbHN0cmEgPHBldGVyekBpbmZyYWRlYWQub3JnPjsgVmluY2Vu dCBHdWl0dG90DQo+ID4+IDx2aW5jZW50Lmd1aXR0b3RAbGluYXJvLm9yZz47IFNvbmcgQmFvIEh1 YSAoQmFycnkgU29uZykNCj4gPj4gPHNvbmcuYmFvLmh1YUBoaXNpbGljb24uY29tPjsgTWVsIEdv cm1hbiA8bWdvcm1hbkBzdXNlLmRlPg0KPiA+PiBTdWJqZWN0OiBSZTogNS4xMS1yYzQrZ2l0OiBT aG9ydGVzdCBOVU1BIHBhdGggc3BhbnMgdG9vIG1hbnkgbm9kZXMNCj4gPj4NCj4gPj4gT24gMjEv MDEvMjAyMSAxOToyMSwgVmFsZW50aW4gU2NobmVpZGVyIHdyb3RlOg0KPiA+Pj4gT24gMjEvMDEv MjEgMTk6MzksIE1lZWxpcyBSb29zIHdyb3RlOg0KPiANCj4gWy4uLl0NCj4gDQo+ID4+ICMgY2F0 IC9zeXMvZGV2aWNlcy9zeXN0ZW0vbm9kZS9ub2RlKi9kaXN0YW5jZQ0KPiA+PiAxMCAxMiAxMiAx NCAxNCAxNCAxNCAxNg0KPiA+PiAxMiAxMCAxNCAxMiAxNCAxNCAxMiAxNA0KPiA+PiAxMiAxNCAx MCAxNCAxMiAxMiAxNCAxNA0KPiA+PiAxNCAxMiAxNCAxMCAxMiAxMiAxNCAxNA0KPiA+PiAxNCAx NCAxMiAxMiAxMCAxNCAxMiAxNA0KPiA+PiAxNCAxNCAxMiAxMiAxNCAxMCAxNCAxMg0KPiA+PiAx NCAxMiAxNCAxNCAxMiAxNCAxMCAxMg0KPiA+PiAxNiAxNCAxNCAxNCAxNCAxMiAxMiAxMA0KPiA+ Pg0KPiA+PiBUaGUgJzE2JyBzZWVtcyB0byBiZSB0aGUgY3VscHJpdC4gSG93IGRvZXMgc3VjaCBh IHRvcG8gbG9vayBsaWtlPw0KPiANCj4gTWF5YmUgbGlrZSB0aGlzOg0KPiANCj4gICAgICAgX19f X19fX19fDQo+ICAgICAgIHwgICAgICAgfA0KPiAgICAgLi02ICAgMCAgIDQtLg0KPiAgICAgfCAg XCAvIFwgLyAgfA0KPiAgICAgfCAgIDEgICAyICAgfA0KPiAgICAgfCAgIFwgICAgXCAgfA0KPiAg ICAgLS03ICAzLS0tLTUgfA0KPiAgICAgICB8ICB8X19fX3xffA0KPiAgICAgICB8X19fX19fX3wN Cj4gDQo+ID4NCj4gPiBPbmNlIHdlIGdldCBhIHRvcG9sb2d5IGxpa2UgdGhpczoNCj4gPg0KPiA+ DQo+ID4gICAgICAgICAgKy0tLS0tLSsgICAgICAgICArLS0tLS0tKyAgICAgICAgKy0tLS0tLS0r ICAgICAgICstLS0tLS0rDQo+ID4gICAgICAgICAgfCBub2RlIHwgICAgICAgICB8bm9kZSAgfCAg ICAgICAgfCBub2RlICB8ICAgICAgIHxub2RlICB8DQo+ID4gICAgICAgICAgfCAgICAgICstLS0t LS0tLS0rICAgICAgKy0tLS0tLS0tKyAgICAgICArLS0tLS0tLSsgICAgICB8DQo+ID4gICAgICAg ICAgKy0tLS0tLSsgICAgICAgICArLS0tLS0tKyAgICAgICAgKy0tLS0tLS0rICAgICAgICstLS0t LS0rDQo+ID4NCj4gPiBXZSBjYW4gcmVwcm9kdWNlIHRoaXMgaXNzdWUuDQo+ID4gRm9yIGV4YW1w bGUsIGV2ZXJ5IGNwdSB3aXRoIHRoZSBiZWxvdyBudW1hX2Rpc3RhbmNlIGNhbiBoYXZlDQo+ID4g Imdyb3VwcyBkb24ndCBzcGFuIGRvbWFpbi0+c3BhbiI6DQo+ID4gbm9kZSAgIDAgICAxICAgMiAg IDMNCj4gPiAgIDA6ICAxMCAgMTIgIDIwICAyMg0KPiA+ICAgMTogIDEyICAxMCAgMjIgIDI0DQo+ ID4gICAyOiAgMjAgIDIyICAxMCAgMTINCj4gPiAgIDM6ICAyMiAgMjQgIDEyICAxMA0KPiAgICAg ICAgICAgICAgICAgICAgICAgICAgICAgIDIgICAgIDIwICAgICAyDQo+IFNvIHRoaXMgc2hvdWxk IGxvb2sgbGlrZTogMSAtLS0gMCAtLS0tIDIgLS0tIDMNCg0KWWVzLiBTbyBoZXJlIHdlIGFyZSBm YWNpbmcgYW5vdGhlciBwcm9ibGVtOg0Ka2VybmVsL3NjaGVkL3RvcG9sb2d5LmMgaGFzIGFuIGFz c3VtcHRpb24gdGhhdDoNCm5vZGVfZGlzdGFuY2UoMCxqKSBpbmNsdWRlcyBhbGwgZGlzdGFuY2Vz IGluIA0Kbm9kZV9kaXN0YW5jZShpLGopLg0KDQp2b2lkIHNjaGVkX2luaXRfbnVtYSh2b2lkKQ0K ew0KCS4uLg0KCSAqDQoJICogQXNzdW1lcyBub2RlX2Rpc3RhbmNlKDAsaikgaW5jbHVkZXMgYWxs IGRpc3RhbmNlcyBpbg0KCSAqIG5vZGVfZGlzdGFuY2UoaSxqKSBpbiBvcmRlciB0byBhdm9pZCBj dWJpYyB0aW1lLg0KCSAqLw0KCW5leHRfZGlzdGFuY2UgPSBjdXJyX2Rpc3RhbmNlOw0KCWZvciAo aSA9IDA7IGkgPCBucl9ub2RlX2lkczsgaSsrKSB7DQoJCWZvciAoaiA9IDA7IGogPCBucl9ub2Rl X2lkczsgaisrKSB7DQoJCQlmb3IgKGsgPSAwOyBrIDwgbnJfbm9kZV9pZHM7IGsrKykNCn0NCg0K YnV0IG9idmlvdXNseSB3ZSBhcmUgbm90IHRoaXMgY2FzZS4gUmlnaHQgbm93LCB3ZSBhcmUgZ2V0 dGluZw0Kc29tZSBwZXJmb3JtYW5jZSBkZWNyZWFzZSBkdWUgdG8gdGhpcywgcHJvYmFibHkgSSds bCBzdGFydCBhbm90aGVyDQp0aHJlYWQgZm9yIGl0Lg0KDQpUaGFua3MNCkJhcnJ5DQoNCg==