From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from EUR02-VE1-obe.outbound.protection.outlook.com (mail-eopbgr20063.outbound.protection.outlook.com [40.107.2.63]) by dpdk.org (Postfix) with ESMTP id 5EDB41B57F for ; Thu, 13 Dec 2018 20:35:35 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=Mellanox.com; s=selector1; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=0xaY6lrlYpTOvhLqs1KHEqfdH1M33i3jcGljRYRQ4hM=; b=RB2jGC7WMgRLZENQHC5McDdHAbKKG/UIGyznn00aqHbIVKuD9RqqHpCEQraMv6vrZruzVRGaFPxtdBvHFFdm2k0SJ7dEQc+htz/YVf5sHDbq/IbZmH5FnGXb6AfvnC/oaK/Ho0dzQwdaXm2Fu8ORhaSJVUpCmhN348Hr25YBqeY= Received: from DB3PR0502MB3980.eurprd05.prod.outlook.com (52.134.72.27) by DB3PR0502MB3980.eurprd05.prod.outlook.com (52.134.72.27) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.1404.21; Thu, 13 Dec 2018 19:35:33 +0000 Received: from DB3PR0502MB3980.eurprd05.prod.outlook.com ([fe80::dcbc:4578:3018:50f3]) by DB3PR0502MB3980.eurprd05.prod.outlook.com ([fe80::dcbc:4578:3018:50f3%5]) with mapi id 15.20.1404.026; Thu, 13 Dec 2018 19:35:32 +0000 From: Yongseok Koh To: Shahaf Shuler CC: "stable@dpdk.org" Thread-Topic: [dpdk-stable] [PATCH 17.11] net/mlx5: fix multi-chunk mempool support Thread-Index: AQHUkoOa6XB81wu9hUiNkywmztnFJqV9EP2A Date: Thu, 13 Dec 2018 19:35:32 +0000 Message-ID: References: <20181213013136.28703-1-yskoh@mellanox.com> In-Reply-To: <20181213013136.28703-1-yskoh@mellanox.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=yskoh@mellanox.com; x-originating-ip: [209.116.155.178] x-ms-publictraffictype: Email x-microsoft-exchange-diagnostics: 1; DB3PR0502MB3980; 6:jkeviS+w9G0VgHPxE5kQffV5DeCvmV6dXjujeerLzjwencpxmwRBRgLi06WC49nS6hQjd59pzylrd4/xdevPMy/uHY+OsbMUiHJTgr4T/AgJX1rrqmUQggf8gFmJu0AoImsB8xNA88fSTo17ZdSQcBFqlGExynRIBvQfe5J/nYCL9N2+Yd/T3JM7GiSX/lwMzvrf99DTle19GbXhgztyHFde88EAarAjeY38APAPzleigEoSdua4f9nBeIWjliRff2+HFahuzrOY2+TEKUWorkaHrHfVpJCdaQt0MEJC+N25u9mkpgIIObotzPYhSZQe5XSa6z9HqI7PlYwIKjMp0UhTNr3gKk3LnC32dOm3Rd3eU7+n5Wh5IuLY1cPBSYgApKcAnbzYzSqEMrJ86FdstScvxBCvovAK3UiNrBCrKVdxamYHlK4YKwp8szwCBhfZXcSXa2w47k8AdoKcMAuGjw==; 5:SXnnxN6q2+bAYLkjny6HWNUUl1yfCwudLIwkQdN1H+SuC9YVQGAjaqiB0LtIlp7rdCfpxjek3Rhkhpo8QSGGudphUolUX0Y3FmTWPvI/VvhEVqFYeiJcJqXLYoUChpO+akT8zQ9Wpu6u9ep5MehTpS2I1u5j5sZLOMK+7/A6DgE=; 7:0ACRqeM1OIU0gGUuSFl0I4RaZxebZ0ioACjcdtKiKprGwoatiCYqmTfLfiIG2r3ngy8Wy46DHKB0zcm7P3DNjINHsGAn9+uWfOF8haD6HeXHKHVzxmFOTInkhBWU19UbIEAKHmwoAvKbdcEBNCD0dQ== x-ms-exchange-antispam-srfa-diagnostics: SOS; x-ms-office365-filtering-correlation-id: f8b0c64b-278a-4106-b501-08d6613225c4 x-ms-office365-filtering-ht: Tenant x-microsoft-antispam: BCL:0; PCL:0; RULEID:(2390098)(7020095)(4652040)(8989299)(4534185)(4627221)(201703031133081)(201702281549075)(8990200)(5600074)(711020)(4618075)(2017052603328)(7153060)(7193020); SRVR:DB3PR0502MB3980; x-ms-traffictypediagnostic: DB3PR0502MB3980: x-microsoft-antispam-prvs: x-ms-exchange-senderadcheck: 1 x-exchange-antispam-report-cfa-test: BCL:0; PCL:0; RULEID:(8211001083)(3230021)(999002)(6040522)(2401047)(5005006)(8121501046)(10201501046)(3002001)(3231475)(944501520)(52105112)(93006095)(93001095)(6055026)(148016)(149066)(150057)(6041310)(20161123562045)(201703131423095)(201702281528075)(20161123555045)(201703061421075)(201703061406153)(20161123564045)(20161123558120)(20161123560045)(201708071742011)(7699051)(76991095); SRVR:DB3PR0502MB3980; BCL:0; PCL:0; RULEID:; SRVR:DB3PR0502MB3980; x-forefront-prvs: 088552DE73 x-forefront-antispam-report: SFV:NSPM; SFS:(10009020)(346002)(376002)(136003)(396003)(366004)(39860400002)(199004)(189003)(8936002)(82746002)(81156014)(71190400001)(86362001)(486006)(229853002)(446003)(99286004)(476003)(68736007)(26005)(97736004)(81166006)(11346002)(102836004)(6862004)(71200400001)(2616005)(186003)(36756003)(66066001)(305945005)(7736002)(76176011)(6636002)(6436002)(256004)(6116002)(3846002)(6246003)(316002)(2906002)(478600001)(105586002)(25786009)(106356001)(37006003)(53546011)(4326008)(14454004)(5660300001)(6486002)(33656002)(83716004)(6506007)(53936002)(6512007); DIR:OUT; SFP:1101; SCL:1; SRVR:DB3PR0502MB3980; H:DB3PR0502MB3980.eurprd05.prod.outlook.com; FPR:; SPF:None; LANG:en; PTR:InfoNoRecords; A:1; MX:1; received-spf: None (protection.outlook.com: mellanox.com does not designate permitted sender hosts) x-microsoft-antispam-message-info: A6L50+CUHLCurOmqpQzvv6JXaPBlGzNxhrj1MNcfib9htjnzTlx8M3/jBabh01e6c1NDiNIKI0mBF4zBqNQI4w6iHCQQgm/y8JuRIXZx7FwdfxxDbI/z1NmsczLRf+mfQ0/6otX8ADJBEjAHe019CCLGDXaerZnhF6BFJTQJukH2gigOSKXihCzosOVjRgGTVo+sFrtZ+X4Bu6z4TYnVMBp+B5iJVu776p3INxHciefA+qYJgc/azEnN3F5ZUbKJJoRRZ8AqwSWVHKQE9V3Ag8s9X6WvgZ3TRQlXdzVRaGK5le7hHq0BVubiYOOkOyov spamdiagnosticoutput: 1:99 spamdiagnosticmetadata: NSPM Content-Type: text/plain; charset="us-ascii" Content-ID: <3BC9E6D7432CC545A911EB45A825354B@eurprd05.prod.outlook.com> Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: Mellanox.com X-MS-Exchange-CrossTenant-Network-Message-Id: f8b0c64b-278a-4106-b501-08d6613225c4 X-MS-Exchange-CrossTenant-originalarrivaltime: 13 Dec 2018 19:35:32.7419 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: a652971c-7d2e-4d9b-a6a4-d149256f461b X-MS-Exchange-Transport-CrossTenantHeadersStamped: DB3PR0502MB3980 Subject: Re: [dpdk-stable] [PATCH 17.11] net/mlx5: fix multi-chunk mempool support X-BeenThere: stable@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches for DPDK stable branches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 13 Dec 2018 19:35:35 -0000 > On Dec 12, 2018, at 5:31 PM, Yongseok Koh wrote: >=20 > Mempool having multiple chunks isn't supported by mlx5 PMD. If system > memory is much fragmented, it usually happens and mlx5 PMD fails to > initialize. In such a case, application can't be launched or restarted. >=20 > This patch enables non-contiguous mempool support by registering entire > memseg[] in the beginning. For MR search, there are 3 layers. >=20 > - L1 searches the last-hit entry of each Rx/Tx queue. > - L2 linearly searches per-queue cache table, which is an array having 8 > entries by default. > - L3 searches per-queue lookup table by binary search. >=20 > On Rx, as mempool is statically registered when setting up Rx queue, look= up > table is built when queue is created. >=20 > On Tx, registration is done on demand in runtime. >=20 > Fixes: 491770fafcfb ("net/mlx5: split memory registration function") >=20 > Signed-off-by: Yongseok Koh Applied to stable/17.11 Thanks, Yongseok