From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from wipro-chn-out02.wipro.com (wipro-chn-out02.wipro.com [203.91.208.15]) by dpdk.org (Postfix) with ESMTP id 7A87D9A8B; Tue, 17 Mar 2015 14:06:56 +0100 (CET) X-AuditID: cb5bdd89-f793c6d00000272a-c5-550826ee03ef X-Invalid-Recipients: Received: from DLP-CDC-EMPR2.wipro.com ( [203.91.201.89]) by wipro-chn-out02.wipro.com (Symantec Mail Security) with SMTP id CF.11.10026.EE628055; Tue, 17 Mar 2015 18:36:54 +0530 (IST) Received: from CHN-SNR-MBX-24.wipro.com (10.142.51.125) by CHN-OUT-EDG02.wipro.com (203.91.201.39) with Microsoft SMTP Server (TLS) id 14.3.210.2; Tue, 17 Mar 2015 18:34:21 +0530 Received: from wipro-blr-tls01.wipro.com (203.91.201.45) by CHN-SNR-MBX-24.wipro.com (10.142.51.125) with Microsoft SMTP Server (TLS) id 14.3.210.2; Tue, 17 Mar 2015 18:34:23 +0530 Received: from APAC01-SG1-obe.outbound.protection.outlook.com (207.46.51.87) by wipro-blr-tls01.wipro.com (203.91.201.45) with Microsoft SMTP Server (TLS) id 14.3.210.2; Tue, 17 Mar 2015 18:34:03 +0530 Received: from SIXPR03MB0605.apcprd03.prod.outlook.com (25.160.174.147) by SIXPR03MB0608.apcprd03.prod.outlook.com (25.160.174.15) with Microsoft SMTP Server (TLS) id 15.1.99.14; Tue, 17 Mar 2015 13:04:01 +0000 Received: from SIXPR03MB0605.apcprd03.prod.outlook.com ([25.160.174.147]) by SIXPR03MB0605.apcprd03.prod.outlook.com ([25.160.174.147]) with mapi id 15.01.0099.004; Tue, 17 Mar 2015 13:04:01 +0000 From: To: , Thread-Topic: ["Potential Spoofed"] Re: [dpdk-dev] PMD architecture related to code Thread-Index: AQHQXZ1A3KuuJRmdiEi3KOijjvGEDZ0bm1NAgAUPG3A= Date: Tue, 17 Mar 2015 13:03:58 +0000 Message-ID: References: <20150313145149.GB11352@bricha3-MOBL3> In-Reply-To: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [203.145.180.6] authentication-results: wipro.com; dkim=none (message not signed) header.d=none; x-microsoft-antispam: UriScan:;BCL:0;PCL:0;RULEID:;SRVR:SIXPR03MB0608; x-microsoft-antispam-prvs: x-forefront-antispam-report: BMV:0; SFV:NSPM; SFS:(10009020)(6009001)(24454002)(13464003)(377454003)(51704005)(33656002)(2656002)(106116001)(2900100001)(102836002)(74316001)(2950100001)(87936001)(76576001)(19580395003)(15974865002)(122556002)(19580405001)(40100003)(76176999)(54356999)(50986999)(46102003)(66066001)(2501003)(5890100001)(62966003)(77156002)(92566002); DIR:OUT; SFP:1101; SCL:1; SRVR:SIXPR03MB0608; H:SIXPR03MB0605.apcprd03.prod.outlook.com; FPR:; SPF:None; MLV:sfv; LANG:en; x-exchange-antispam-report-test: UriScan:; x-exchange-antispam-report-cfa-test: BCL:0; PCL:0; RULEID:(601004)(5005006)(5001010); SRVR:SIXPR03MB0608; BCL:0; PCL:0; RULEID:; SRVR:SIXPR03MB0608; x-forefront-prvs: 0518EEFB48 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-MS-Exchange-CrossTenant-originalarrivaltime: 17 Mar 2015 13:03:58.8001 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 258ac4e4-146a-411e-9dc8-79a9e12fd6da X-MS-Exchange-Transport-CrossTenantHeadersStamped: SIXPR03MB0608 X-OrganizationHeadersPreserved: SIXPR03MB0608.apcprd03.prod.outlook.com X-CrossPremisesHeadersPromoted: CHN-HES-EDG01.wipro.com X-CrossPremisesHeadersFiltered: CHN-HES-EDG01.wipro.com X-CFilter-Loop: Reflected Cc: dev@dpdk.org, dev-bounces@dpdk.org Subject: Re: [dpdk-dev] ["Potential Spoofed"] Re: PMD architecture related to code X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 17 Mar 2015 13:06:57 -0000 HI , On PMD any logical flow and code flow for DPDK-1.7.1 . Suggestions are welcome . Regards Kuldeep -----Original Message----- From: dev [mailto:dev-bounces@dpdk.org] On Behalf Of kuldeep.samasi@wipro.c= om Sent: Saturday, March 14, 2015 1:22 PM To: bruce.richardson@intel.com Cc: dev@dpdk.org; dev-bounces@dpdk.org Subject: ["Potential Spoofed"] Re: [dpdk-dev] PMD architecture related to c= ode Thank for replay Bruce , I am looking code related to NIC to DMA mapping and DMA to user space . Suggestions are welcome . Regards, Kuldeep -----Original Message----- From: Bruce Richardson [mailto:bruce.richardson@intel.com] Sent: Friday, March 13, 2015 8:22 PM To: Kuldeep Samasi (WT01 - Global Media & Telecom) Cc: dev@dpdk.org; dev-bounces@dpdk.org Subject: Re: [dpdk-dev] PMD architecture related to code On Fri, Mar 13, 2015 at 04:45:47AM +0000, kuldeep.samasi@wipro.com wrote: > Hi Developer Team , > > > I am trying add new functionality on Poll Mode driver . > But I don't have idea how packets are coming to kernel mode and going to = user space and doing packet processing DPDK . The packets never go into the kernel when DPDK is in use. Instead the DPDK = PMD configures the NIC to DMA the packets directly into userspace buffers. = Hence the high performance. /Bruce > > I need suggestion on which file the PMD architecture defined . > > > > Regards , > Kuldeep > The information contained in this electronic message and any > attachments to this message are intended for the exclusive use of the > addressee(s) and may contain proprietary, confidential or privileged > information. If you are not the intended recipient, you should not > disseminate, distribute or copy this e-mail. Please notify the sender > immediately and destroy all copies of this message and any > attachments. WARNING: Computer viruses can be transmitted via email. > The recipient should check this email and any attachments for the > presence of viruses. 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The company accepts no liability for any damage = caused by any virus transmitted by this email. www.wipro.com The information contained in this electronic message and any attachments to= this message are intended for the exclusive use of the addressee(s) and ma= y contain proprietary, confidential or privileged information. If you are n= ot the intended recipient, you should not disseminate, distribute or copy t= his e-mail. Please notify the sender immediately and destroy all copies of = this message and any attachments. WARNING: Computer viruses can be transmit= ted via email. The recipient should check this email and any attachments fo= r the presence of viruses. The company accepts no liability for any damage = caused by any virus transmitted by this email. www.wipro.com