Received: by 2002:ac0:946b:0:0:0:0:0 with SMTP id j40csp3041604imj; Mon, 11 Feb 2019 12:48:21 -0800 (PST) X-Google-Smtp-Source: AHgI3IYoOZMrmwRqwHK1sH9vm/T9dR+kSH5mcFlnNTsVlFXaH3B08p6Hp1AEht1v1a7D+pklVi5f X-Received: by 2002:a65:64d9:: with SMTP id t25mr150432pgv.244.1549918100936; Mon, 11 Feb 2019 12:48:20 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1549918100; cv=none; d=google.com; s=arc-20160816; b=ZbKOaKHGLcOIv758jGu3di8Xcl4UDJnNyN1vZrDQbMreX7vnyjeU9jvrTxGtLwAS9X MWpnYzmpRKcgnVbtZH77OZAqIfPQWBGJPBWzMuAVuIvXcmJ3D+q4r9LbpV6emfrDekR7 V2L3piFjD6tf0L1/WZ3ERhgIhQXQ3lVgB6GKU6J/qGf/bVX8pTh+RMSEjVlDwV/OIG08 enL0TyZ9CbLmHGEbUYBCcj7wfLy3PAFlLlKG5Els2if0rvI3eul+W/R3sQRgAWORqeDo I/XXBTN6qpg91eNvtSSp7He3qp0cM/tTa0lGmZep4Wq36mBSvkMSYPr5UqKvdph+1oRL s44g== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:mime-version:content-transfer-encoding :content-id:content-language:accept-language:in-reply-to:references :message-id:date:thread-index:thread-topic:subject:cc:to:from :dkim-signature:dkim-signature; bh=BuMjeOhW9I7vhltsqSqqmmFrJdwHdM2pUfoNeG1/vsQ=; b=j0rH9RzgclLXZs6QOL/iAbalC4lJmMbQ02RsQZIYGOkRWL8B97v8EHbI7fHEI4R7nl R5QR+vpDJLlGpb0a+uk2fpKkULnPw1fCKEJ6oLQdPCrOWp7tcY53aYaysNLFzU9/P6Hf Nkf5Dva16Glzl6enXpTu76S8QVZvi0+yrJNGIzvY7C3zkze8NcDaFjP0U3UofrmwA29U 0RyFNZdEyuLnEkzEZLBzfil6UWQyjF1EBOYfBh8CznNf7tz+qgIugSsK617nXmUVVoUD KDB4ZVh1lGN2xkMi/NHfxXZC0H+AdIc6+FDs1WsQRRVQ3FvVKfJ3QmFgmY/Amqo6XyH0 xj5Q== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@fb.com header.s=facebook header.b=klj86b6F; dkim=pass header.i=@fb.onmicrosoft.com header.s=selector1-fb-com header.b="cAr/Xx3R"; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=fb.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id z5si9961154pgu.19.2019.02.11.12.48.04; Mon, 11 Feb 2019 12:48:20 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@fb.com header.s=facebook header.b=klj86b6F; dkim=pass header.i=@fb.onmicrosoft.com header.s=selector1-fb-com header.b="cAr/Xx3R"; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=fb.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726891AbfBKUqq (ORCPT + 99 others); Mon, 11 Feb 2019 15:46:46 -0500 Received: from mx0a-00082601.pphosted.com ([67.231.145.42]:33408 "EHLO mx0a-00082601.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726080AbfBKUqp (ORCPT ); Mon, 11 Feb 2019 15:46:45 -0500 Received: from pps.filterd (m0044010.ppops.net [127.0.0.1]) by mx0a-00082601.pphosted.com (8.16.0.27/8.16.0.27) with SMTP id x1BKf5tb010313; Mon, 11 Feb 2019 12:46:33 -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=BuMjeOhW9I7vhltsqSqqmmFrJdwHdM2pUfoNeG1/vsQ=; b=klj86b6FOVzV0SXv+bwuUP2rJgNHl99oG6QYuk2g6R0Bba4KAnHYBXRtybN2J4GJpQmp UiZbtgn0eFfLRHZ12KEkHn9zFjG2byQXmB0usycgJRCJtL3G58m75OcLfxW57NBaMKel c5QmCB4UPNOgXQLF85k5pS4qp0rqqVwLqw4= Received: from mail.thefacebook.com ([199.201.64.23]) by mx0a-00082601.pphosted.com with ESMTP id 2qkcxe0sga-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-SHA384 bits=256 verify=NOT); Mon, 11 Feb 2019 12:46:32 -0800 Received: from prn-mbx06.TheFacebook.com (2620:10d:c081:6::20) by prn-hub01.TheFacebook.com (2620:10d:c081:35::125) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id 15.1.1531.3; Mon, 11 Feb 2019 12:46:31 -0800 Received: from prn-hub04.TheFacebook.com (2620:10d:c081:35::128) by prn-mbx06.TheFacebook.com (2620:10d:c081:6::20) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id 15.1.1531.3; Mon, 11 Feb 2019 12:46:31 -0800 Received: from NAM05-BY2-obe.outbound.protection.outlook.com (192.168.54.28) by o365-in.thefacebook.com (192.168.16.28) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id 15.1.1531.3 via Frontend Transport; Mon, 11 Feb 2019 12:46:31 -0800 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=fb.onmicrosoft.com; s=selector1-fb-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=BuMjeOhW9I7vhltsqSqqmmFrJdwHdM2pUfoNeG1/vsQ=; b=cAr/Xx3RHlwKsJMApzthdajS4TOMIHioq0+sATRMhmFLLcCqvOm5KmmpbpSFX/kVbNxc7xWYvarx+XwvtI/c3P96R6BSRL5TDAD58xN4Q2oag8mzW7AnF5Q6eAC8eS7AYGfHNVOezAz+dRhUdnUIFWWHSIXJPe0gdir49YfkycU= Received: from BYAPR15MB2631.namprd15.prod.outlook.com (20.179.156.24) by BYAPR15MB2440.namprd15.prod.outlook.com (52.135.198.156) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.1601.21; Mon, 11 Feb 2019 20:46:29 +0000 Received: from BYAPR15MB2631.namprd15.prod.outlook.com ([fe80::ecc7:1a8c:289f:df92]) by BYAPR15MB2631.namprd15.prod.outlook.com ([fe80::ecc7:1a8c:289f:df92%3]) with mapi id 15.20.1601.016; Mon, 11 Feb 2019 20:46:29 +0000 From: Roman Gushchin To: Andrew Morton CC: Johannes Weiner , Roman Gushchin , "linux-mm@kvack.org" , Matthew Wilcox , Michal Hocko , "linux-kernel@vger.kernel.org" , Kernel Team Subject: Re: [PATCH 0/3] vmalloc enhancements Thread-Topic: [PATCH 0/3] vmalloc enhancements Thread-Index: AQHUl8GbJG6pa3bRZ0aPB1+8uVFsNKXbSswAgAAC54CAABiAAA== Date: Mon, 11 Feb 2019 20:46:29 +0000 Message-ID: <20190211204623.GA18847@tower.DHCP.thefacebook.com> References: <20181219173751.28056-1-guro@fb.com> <20190211190822.GA14443@cmpxchg.org> <20190211111845.fcc4210d35020a721149da74@linux-foundation.org> In-Reply-To: <20190211111845.fcc4210d35020a721149da74@linux-foundation.org> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-clientproxiedby: BYAPR11CA0104.namprd11.prod.outlook.com (2603:10b6:a03:f4::45) To BYAPR15MB2631.namprd15.prod.outlook.com (2603:10b6:a03:152::24) x-ms-exchange-messagesentrepresentingtype: 1 x-originating-ip: [2620:10d:c090:200::7:797b] x-ms-publictraffictype: Email x-microsoft-exchange-diagnostics: 1;BYAPR15MB2440;20:rDkEfT33l86XCNLmfnorEqpc+5jcMHoqjoNpNk6ZSshv5PnX5es75uYVSwCdjrr0Akcsqaj6MMYZ8CwDJqUVeSlTRqQJ86RIHaQb6jrzuvviP19pKAXzwnpYVHf+Bab7/gicjIXRftFmR7FQpqCUMJkeSy0cSqOy9UTv5zHBnmw= x-ms-office365-filtering-correlation-id: 8766f4cf-7dc1-4765-5f64-08d69061ff32 x-microsoft-antispam: BCL:0;PCL:0;RULEID:(2390118)(7020095)(4652040)(8989299)(4534185)(4627221)(201703031133081)(201702281549075)(8990200)(5600110)(711020)(4605077)(2017052603328)(7153060)(7193020);SRVR:BYAPR15MB2440; x-ms-traffictypediagnostic: BYAPR15MB2440: x-microsoft-antispam-prvs: x-forefront-prvs: 0945B0CC72 x-forefront-antispam-report: SFV:NSPM;SFS:(10019020)(346002)(136003)(376002)(366004)(39860400002)(396003)(199004)(189003)(478600001)(46003)(186003)(76176011)(33896004)(7736002)(386003)(6506007)(33656002)(68736007)(305945005)(102836004)(52116002)(99286004)(6916009)(2906002)(97736004)(8676002)(14454004)(81156014)(4744005)(54906003)(316002)(8936002)(81166006)(6116002)(9686003)(86362001)(256004)(106356001)(6512007)(229853002)(4326008)(53936002)(25786009)(476003)(486006)(6486002)(11346002)(446003)(6436002)(6246003)(105586002)(71200400001)(71190400001)(1076003);DIR:OUT;SFP:1102;SCL:1;SRVR:BYAPR15MB2440;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-message-info: Ww2QuaAfCktfBi0jjkIPiNR3JEnGo5s67OsJ7o6g/C10FPfNXNL+owXEk2tNexv9u+ZQSE5FYK8SlQN7EE2ya1J+yBUyMkdIXtleQEqKu2snNGd/pJj5vxwceNJnU2jlF17V5RPW7Em6HFrlr+AUF0XTOSXe6C6FQzEuoUwtYKkwSFqA16yPjhDdjNpW0quGMObl6EsEXau0xdDRzFuJ5hXCconlx/ONtibbMPtD6jkgRAZGD7xt8M3ebRXi1Y0EdRdbQiMktjSUIXLQsvV35rddC5FPpEn35ExUKF47wYm6nyba4PVBG8al1xyg20TbeqWH3kQJtZ9LBxbrQk/yY2mwUhqfdQasyp00Q99pnvUPVIl08xp8g31dW2He58QhANP8IgaGsmt7x4wV/Dk7GMNYH/WnyG5diYrkm3hIT3U= Content-Type: text/plain; charset="us-ascii" Content-ID: <9B7C900295FD9E4585C35C52C1E03DAC@namprd15.prod.outlook.com> Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-MS-Exchange-CrossTenant-Network-Message-Id: 8766f4cf-7dc1-4765-5f64-08d69061ff32 X-MS-Exchange-CrossTenant-originalarrivaltime: 11 Feb 2019 20:46:28.2789 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-id: 8ae927fe-1255-47a7-a2af-5f3a069daaa2 X-MS-Exchange-Transport-CrossTenantHeadersStamped: BYAPR15MB2440 X-OriginatorOrg: fb.com X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:,, definitions=2019-02-11_14:,, signatures=0 X-Proofpoint-Spam-Reason: safe X-FB-Internal: Safe Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Feb 11, 2019 at 11:18:45AM -0800, Andrew Morton wrote: > On Mon, 11 Feb 2019 14:08:22 -0500 Johannes Weiner w= rote: >=20 > > On Wed, Dec 19, 2018 at 09:37:48AM -0800, Roman Gushchin wrote: > > > The patchset contains few changes to the vmalloc code, which are > > > leading to some performance gains and code simplification. > > >=20 > > > Also, it exports a number of pages, used by vmalloc(), > > > in /proc/meminfo. > > > > These slipped through the cracks. +CC Andrew directly. > > Andrew, if it's not too late yet, could you consider them for 5.1? > >=20 >=20 > There's been some activity in vmalloc.c lately and these have > bitrotted. They'll need a redo, please. >=20 Will do. Thanks!