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=-3.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 D7A9CC2D0DB for ; Fri, 31 Jan 2020 22:37:13 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 97BCA20705 for ; Fri, 31 Jan 2020 22:37:13 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=fb.com header.i=@fb.com header.b="OsUimM/f"; dkim=pass (1024-bit key) header.d=fb.onmicrosoft.com header.i=@fb.onmicrosoft.com header.b="Pvd1WGTu" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 97BCA20705 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=fb.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 23F1C6B05D2; Fri, 31 Jan 2020 17:37:13 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 1EF256B05D3; Fri, 31 Jan 2020 17:37:13 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 0DE106B05D4; Fri, 31 Jan 2020 17:37:13 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0111.hostedemail.com [216.40.44.111]) by kanga.kvack.org (Postfix) with ESMTP id EBE936B05D2 for ; Fri, 31 Jan 2020 17:37:12 -0500 (EST) Received: from smtpin01.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay03.hostedemail.com (Postfix) with ESMTP id 8CC5C8248047 for ; Fri, 31 Jan 2020 22:37:12 +0000 (UTC) X-FDA: 76439391504.01.steam06_21bf668b5a001 X-HE-Tag: steam06_21bf668b5a001 X-Filterd-Recvd-Size: 8977 Received: from mx0b-00082601.pphosted.com (mx0b-00082601.pphosted.com [67.231.153.30]) by imf07.hostedemail.com (Postfix) with ESMTP for ; Fri, 31 Jan 2020 22:37:11 +0000 (UTC) Received: from pps.filterd (m0109332.ppops.net [127.0.0.1]) by mx0a-00082601.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id 00VMUFff005172; Fri, 31 Jan 2020 14:37:07 -0800 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=fb.com; h=from : to : cc : subject : date : message-id : references : in-reply-to : content-type : content-id : content-transfer-encoding : mime-version; s=facebook; bh=iuw/AxQntj12wh0tIGz0jaS0Tg2qc3eFF8D/MSDfl/A=; b=OsUimM/f5q0de4fOMbzv2yCsLIJgAPiGw9gIJlWPty7/IFkho3fGMuhxKX+96bU7ux+e r44Nwh5YGL3FPMEgQLa9+68YsztX3VHEI26vC5yOqJlH/5Ciibm0ruOL+1cd2VK61nLG 3lQ5pywQkWXRcfiUDgRaY+O9RkLdpSEnutc= Received: from maileast.thefacebook.com ([163.114.130.16]) by mx0a-00082601.pphosted.com with ESMTP id 2xvs2gsav9-2 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=NOT); Fri, 31 Jan 2020 14:37:07 -0800 Received: from NAM10-DM6-obe.outbound.protection.outlook.com (100.104.31.183) by o365-in.thefacebook.com (100.104.35.175) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1779.2; Fri, 31 Jan 2020 14:37:07 -0800 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=GCeWRNU8luiqlGnZLRliLB+HLduLaPWfJ3S1GlyIbBD2IoFJ1vv6xHeeYRa8MJRV5LzuMM4T0SfJv35IHrOXSi+uEvfUZBSqhwuleZGk3mqmzelQx1vBewf8ffr3g8/BxVPSHReEJrO7X+rBEAw7CxhYTJ+gJek7nHcFMKJ4s77aJobi3QqV40Y4ekthyEJIORP5GxhLMlzom1vciJj2rCekkSRCiiAJUJQLxiNlvLHdD6DCZ1zIF/hFSeu8LR+SvF4PFjBaCiWRixkm8mONENAAyM8jS4TAHoevE4QMMC4QObMs/qd6za5SJmjtsBwrQINbGYyrNJp4xFSVF1HQtQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=iuw/AxQntj12wh0tIGz0jaS0Tg2qc3eFF8D/MSDfl/A=; b=GDohGWSI13L7tvhRwNfzvbjC0vuZUwYdNbbntiPDo9fhdC5F2Tre7zG1ck9PIEHgktiFqsBbgvDn6uiCR+uIXx+Plvdl2rJYx596ewT43KgXKcETIoPougnzRb3JyFH0E8puLBiEj7S7ch6axNE3tw+091Igc/DSjAAdA3OKoTwqiisuUJ/Vx8r5bXHTZOxrIcqc/jKO0MWNgYXKkhD6kUaNEuAHba3ZNkbbTXnfNxOiWJaIj3/3pQfulrE0L1P1Y6Cbj+n0oOsPBK7jUTh1PWaz9Uz8V6t0PrXS8PenZsU+aHse+1dbjs+0HHHgJYFGVOC1oIW4+Zi3DHJCxP+DOw== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=fb.com; dmarc=pass action=none header.from=fb.com; dkim=pass header.d=fb.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=fb.onmicrosoft.com; s=selector2-fb-onmicrosoft-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=iuw/AxQntj12wh0tIGz0jaS0Tg2qc3eFF8D/MSDfl/A=; b=Pvd1WGTuMqQSbt04aY50lNJP+FavYc0jJjydG8n96KOz7pctxJu5md2D6pTY4ZAa/YJTM1FCwWgvzlzxyN98kAShU73JLgtNc9C2m88/8eHwqYICMtZxZzoodFTqFS+QxKx16nEkzQ5cBIiMhhl7bjNZeBvSW87NeYl7oUjh6lY= Received: from BYAPR15MB2631.namprd15.prod.outlook.com (20.179.155.147) by BYAPR15MB3382.namprd15.prod.outlook.com (20.179.58.94) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.2665.20; Fri, 31 Jan 2020 22:37:06 +0000 Received: from BYAPR15MB2631.namprd15.prod.outlook.com ([fe80::ccb6:a331:77d8:d308]) by BYAPR15MB2631.namprd15.prod.outlook.com ([fe80::ccb6:a331:77d8:d308%7]) with mapi id 15.20.2665.027; Fri, 31 Jan 2020 22:37:06 +0000 Received: from xps (2620:10d:c090:180::e269) by MWHPR1401CA0022.namprd14.prod.outlook.com (2603:10b6:301:4b::32) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.2665.23 via Frontend Transport; Fri, 31 Jan 2020 22:37:04 +0000 From: Roman Gushchin To: Kirill Tkhai CC: Michal Hocko , David Hildenbrand , "akpm@linux-foundation.org" , "hannes@cmpxchg.org" , "shakeelb@google.com" , "vdavydov.dev@gmail.com" , "linux-mm@kvack.org" , "linux-kernel@vger.kernel.org" Subject: Re: [PATCH v3] mm: Allocate shrinker_map on appropriate NUMA node Thread-Topic: [PATCH v3] mm: Allocate shrinker_map on appropriate NUMA node Thread-Index: AQHV2FDEQ0TLsOdw8U+0qIMbICIwsKgFXUUA Date: Fri, 31 Jan 2020 22:37:06 +0000 Message-ID: <20200131223700.GB20909@xps> References: <158047248934.390127.5043060848569612747.stgit@localhost.localdomain> <5f3fc9a9-9a22-ccc3-5971-9783b60807bc@virtuozzo.com> <20200131154735.GA4520@dhcp22.suse.cz> <20200131160151.GB4520@dhcp22.suse.cz> In-Reply-To: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-clientproxiedby: MWHPR1401CA0022.namprd14.prod.outlook.com (2603:10b6:301:4b::32) To BYAPR15MB2631.namprd15.prod.outlook.com (2603:10b6:a03:150::19) x-ms-exchange-messagesentrepresentingtype: 1 x-originating-ip: [2620:10d:c090:180::e269] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: d8b9575c-e0a4-429f-7af5-08d7a69e1973 x-ms-traffictypediagnostic: BYAPR15MB3382: x-microsoft-antispam-prvs: x-fb-source: Internal x-ms-oob-tlc-oobclassifiers: OLM:7691; x-forefront-prvs: 029976C540 x-forefront-antispam-report: SFV:NSPM;SFS:(10019020)(346002)(366004)(136003)(376002)(396003)(39860400002)(199004)(189003)(316002)(2906002)(54906003)(186003)(33716001)(16526019)(6496006)(478600001)(55016002)(9686003)(9576002)(1076003)(4744005)(5660300002)(6916009)(86362001)(52116002)(81156014)(8936002)(66556008)(8676002)(66946007)(64756008)(71200400001)(66446008)(81166006)(4326008)(66476007)(33656002);DIR:OUT;SFP:1102;SCL:1;SRVR:BYAPR15MB3382;H:BYAPR15MB2631.namprd15.prod.outlook.com;FPR:;SPF:None;LANG:en;PTR:InfoNoRecords;A:1;MX:1; received-spf: None (protection.outlook.com: fb.com does not designate permitted sender hosts) x-ms-exchange-senderadcheck: 1 x-microsoft-antispam: BCL:0; x-microsoft-antispam-message-info: GtUVL/52shDvoWRuWz2GqJbg5rnNNG1w7cDLWC9peAGggRtenzAsYkXr8Eb5bp3dSSIEVAEQgWl5ppv4gBbwTPiYrMDlHSaijk98IYRVj8ohdn6jy0ZsCLajDNZxFGiYh9NeLQwSMOaeoYACqgdTL5B3SXnFYoJwl242mDW30guXdAskFi+THh95SyygLw+WVcWN9+285zauPPslsYNwKKLYZbefP0ahK/Y902hACmfLMDp9rgo69f+PBR8Rs5vKeWf/AY7XcT0Ouz0lJtJ13CWuodF9BKNUwdAxCHRGOm2vUZkRlUO+TSUvNeaeVUnMshglMoyxxlEHGgG+azUQmBPW0vKGfsf+VCeWCnv+uOBYzRZu1S/HIX7ESXXWoU848t9VuGAdIh6oA0+7drCubESxhCKlPW8Kw4tLwPtdcY3i+qudk/h7rMx13GyHLXjO x-ms-exchange-antispam-messagedata: ylZV19NanquandY1DFZ4XBLWBLSaTPStRyNByn0LDm4NDXNnBY+AcbL/xbBqJlOli0trQB3P3R5L05YlnI09dJAocGXl8N5kwZeh67CCrY6cuzg05x0NP1g9aKUQAoORxqx6OF4h+/QMArYspz8ZKv1sE/TL/OMpiCBjc9npb2Q= x-ms-exchange-transport-forked: True Content-Type: text/plain; charset="us-ascii" Content-ID: Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-MS-Exchange-CrossTenant-Network-Message-Id: d8b9575c-e0a4-429f-7af5-08d7a69e1973 X-MS-Exchange-CrossTenant-originalarrivaltime: 31 Jan 2020 22:37:06.0535 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 8ae927fe-1255-47a7-a2af-5f3a069daaa2 X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: vnHSXEqW3/cr0eCNBLXMJqkm2iqCUgSCGzcXyE5mMSo3kzixSvlKlNZLPt5rkDE1 X-MS-Exchange-Transport-CrossTenantHeadersStamped: BYAPR15MB3382 X-OriginatorOrg: fb.com X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.138,18.0.572 definitions=2020-01-31_07:2020-01-31,2020-01-31 signatures=0 X-Proofpoint-Spam-Details: rule=fb_default_notspam policy=fb_default score=0 malwarescore=0 impostorscore=0 lowpriorityscore=0 suspectscore=0 bulkscore=0 phishscore=0 mlxlogscore=696 adultscore=0 clxscore=1011 mlxscore=0 spamscore=0 priorityscore=1501 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-1911200001 definitions=main-2001310179 X-FB-Internal: deliver X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Fri, Jan 31, 2020 at 07:08:49PM +0300, Kirill Tkhai wrote: > mm: Allocate shrinker_map on appropriate NUMA node >=20 > From: Kirill Tkhai >=20 > Despite shrinker_map may be touched from any cpu > (e.g., a bit there may be set by a task running > everywhere); kswapd is always bound to specific > node. So, we will allocate shrinker_map from > related NUMA node to respect its NUMA locality. > Also, this follows generic way we use for allocation > memcg's per-node data. >=20 > Signed-off-by: Kirill Tkhai Reviewed-by: Roman Gushchin Thanks!