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=-1.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS autolearn=unavailable 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 23673C04E84 for ; Fri, 17 May 2019 17:10:33 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E7AFD216C4 for ; Fri, 17 May 2019 17:10:32 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=vmware.com header.i=@vmware.com header.b="ZMKnlfWW" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728037AbfEQRKc (ORCPT ); Fri, 17 May 2019 13:10:32 -0400 Received: from mail-eopbgr770071.outbound.protection.outlook.com ([40.107.77.71]:45686 "EHLO NAM02-SN1-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1725933AbfEQRKb (ORCPT ); Fri, 17 May 2019 13:10:31 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=vmware.com; s=selector2; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=PAKADOLlQH6OjaqNSsLfmaOHfMl+eoBy3jCe/k4AUVQ=; b=ZMKnlfWW4C4OZ9xkPpnacmCTcU246SPs6c8uovlrFpv0MnajpCOqUaF8noYOaBp+TouOWBShfkmEbHFHwjtTA9ZreVWB4k2WFClMD1a6Ka3t739lfAuKYjHRZNOksMMxVoDBfz0zBX+GXbByQRZdeQ3MNwpE0KbLX/aqj377E18= Received: from BYAPR05MB4776.namprd05.prod.outlook.com (52.135.233.146) by BYAPR05MB6696.namprd05.prod.outlook.com (20.178.235.206) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.1922.10; Fri, 17 May 2019 17:10:23 +0000 Received: from BYAPR05MB4776.namprd05.prod.outlook.com ([fe80::b057:917a:f098:6098]) by BYAPR05MB4776.namprd05.prod.outlook.com ([fe80::b057:917a:f098:6098%7]) with mapi id 15.20.1922.002; Fri, 17 May 2019 17:10:23 +0000 From: Nadav Amit To: Greg Kroah-Hartman , Arnd Bergmann CC: Julien Freche , Pv-drivers , Jason Wang , lkml , "virtualization@lists.linux-foundation.org" , Linux-MM , "Michael S. Tsirkin" Subject: Re: [PATCH v4 0/4] vmw_balloon: Compaction and shrinker support Thread-Topic: [PATCH v4 0/4] vmw_balloon: Compaction and shrinker support Thread-Index: AQHU+5sfw4lXp6MJj0Ov0LaKSU1Rk6ZaOUgAgBV2VAA= Date: Fri, 17 May 2019 17:10:23 +0000 Message-ID: <9AD9FE33-1825-4D1A-914F-9C29DF93DC8D@vmware.com> References: <20190425115445.20815-1-namit@vmware.com> <8A2D1D43-759A-4B09-B781-31E9002AE3DA@vmware.com> In-Reply-To: <8A2D1D43-759A-4B09-B781-31E9002AE3DA@vmware.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: authentication-results: spf=none (sender IP is ) smtp.mailfrom=namit@vmware.com; x-originating-ip: [66.170.99.2] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: 3b7893ab-7413-4e4b-422e-08d6daea8cb2 x-microsoft-antispam: BCL:0;PCL:0;RULEID:(2390118)(7020095)(4652040)(8989299)(4534185)(4627221)(201703031133081)(201702281549075)(8990200)(5600141)(711020)(4605104)(2017052603328)(7193020);SRVR:BYAPR05MB6696; x-ms-traffictypediagnostic: BYAPR05MB6696: x-ld-processed: b39138ca-3cee-4b4a-a4d6-cd83d9dd62f0,ExtAddr x-microsoft-antispam-prvs: x-ms-oob-tlc-oobclassifiers: OLM:3276; x-forefront-prvs: 0040126723 x-forefront-antispam-report: SFV:NSPM;SFS:(10009020)(39860400002)(366004)(136003)(396003)(376002)(346002)(189003)(199004)(53936002)(110136005)(99286004)(76176011)(53546011)(102836004)(33656002)(6506007)(66066001)(316002)(86362001)(82746002)(5660300002)(486006)(476003)(54906003)(76116006)(73956011)(2616005)(186003)(478600001)(26005)(6512007)(14454004)(6486002)(446003)(11346002)(229853002)(6436002)(6116002)(3846002)(14444005)(66556008)(71200400001)(71190400001)(4326008)(83716004)(68736007)(25786009)(6246003)(256004)(2906002)(8936002)(36756003)(66476007)(64756008)(66446008)(66946007)(305945005)(7736002)(8676002)(81156014)(81166006);DIR:OUT;SFP:1101;SCL:1;SRVR:BYAPR05MB6696;H:BYAPR05MB4776.namprd05.prod.outlook.com;FPR:;SPF:None;LANG:en;PTR:InfoNoRecords;MX:1;A:1; received-spf: None (protection.outlook.com: vmware.com does not designate permitted sender hosts) x-ms-exchange-senderadcheck: 1 x-microsoft-antispam-message-info: 6Sp8TACZchpG8gzKBlId5O7YsGRXGaVhOPOjLkRuDx6bYt2bQsqNLwZlU1Ah08uvD157mq7fgd0NQxUTN7y4FskdJ54/Ol/Y18OMeC5gvBFgQLgjeUs5vsVaG2d6/Qs17tc5JFaTirnIZKtLt9aev8d/NN/7MXzM9G1AKyH+2uWt9u81WeIXUkdm6AyNxeF6XZYcg7TXrGWhYRz1UukNDnyQMAbZ+yjL44GwBuHUzo2VNW1iS7LpUlY+Y4DV2ZA+zvzFA6ybujpaRGAzzWMC9ALottnOBxc0zLssnLaD8WKpmfOkMYGd+NRy7yqAGiHGRh1FfIcqHVbSAQeIkCv8G7hh3NZ7YjZTUvK8yQz0JdwEjBYTkhXKtFR/jmgNJyQaR6cXpfE5zQ1+2JICEdMMRQhsnEDiHYoHPSxUFAGEUio= Content-Type: text/plain; charset="us-ascii" Content-ID: Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: vmware.com X-MS-Exchange-CrossTenant-Network-Message-Id: 3b7893ab-7413-4e4b-422e-08d6daea8cb2 X-MS-Exchange-CrossTenant-originalarrivaltime: 17 May 2019 17:10:23.6289 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: b39138ca-3cee-4b4a-a4d6-cd83d9dd62f0 X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: namit@vmware.com X-MS-Exchange-Transport-CrossTenantHeadersStamped: BYAPR05MB6696 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > On May 3, 2019, at 6:25 PM, Nadav Amit wrote: >=20 >> On Apr 25, 2019, at 4:54 AM, Nadav Amit wrote: >>=20 >> VMware balloon enhancements: adding support for memory compaction, >> memory shrinker (to prevent OOM) and splitting of refused pages to >> prevent recurring inflations. >>=20 >> Patches 1-2: Support for compaction >> Patch 3: Support for memory shrinker - disabled by default >> Patch 4: Split refused pages to improve performance >>=20 >> v3->v4: >> * "get around to" comment [Michael] >> * Put list_add under page lock [Michael] >>=20 >> v2->v3: >> * Fixing wrong argument type (int->size_t) [Michael] >> * Fixing a comment (it) [Michael] >> * Reinstating the BUG_ON() when page is locked [Michael]=20 >>=20 >> v1->v2: >> * Return number of pages in list enqueue/dequeue interfaces [Michael] >> * Removed first two patches which were already merged >>=20 >> Nadav Amit (4): >> mm/balloon_compaction: List interfaces >> vmw_balloon: Compaction support >> vmw_balloon: Add memory shrinker >> vmw_balloon: Split refused pages >>=20 >> drivers/misc/Kconfig | 1 + >> drivers/misc/vmw_balloon.c | 489 ++++++++++++++++++++++++++--- >> include/linux/balloon_compaction.h | 4 + >> mm/balloon_compaction.c | 144 ++++++--- >> 4 files changed, 553 insertions(+), 85 deletions(-) >>=20 >> --=20 >> 2.19.1 >=20 > Ping. Ping. Greg, did it got lost again?