From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga07.intel.com (mga07.intel.com [134.134.136.100]) by dpdk.org (Postfix) with ESMTP id 87E0144C3 for ; Mon, 25 Jun 2018 18:43:32 +0200 (CEST) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga007.jf.intel.com ([10.7.209.58]) by orsmga105.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 25 Jun 2018 09:43:31 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.51,270,1526367600"; d="scan'208";a="51777176" Received: from irsmsx103.ger.corp.intel.com ([163.33.3.157]) by orsmga007.jf.intel.com with ESMTP; 25 Jun 2018 09:43:29 -0700 Received: from irsmsx108.ger.corp.intel.com ([169.254.11.139]) by IRSMSX103.ger.corp.intel.com ([169.254.3.136]) with mapi id 14.03.0319.002; Mon, 25 Jun 2018 17:43:28 +0100 From: "De Lara Guarch, Pablo" To: Akhil Goyal , "Doherty, Declan" , "ravi1.kumar@amd.com" , "jerin.jacob@caviumnetworks.com" , "Zhang, Roy Fan" , "Trahe, Fiona" , "tdu@semihalf.com" , "jianjay.zhou@huawei.com" CC: "dev@dpdk.org" Thread-Topic: [dpdk-dev] [PATCH 6/6] cryptodev: replace mbuf scatter gather flag Thread-Index: AQHT/3R9y/ZNoanrXE2k5TNcZSynEKRli8kAgAu8UtA= Date: Mon, 25 Jun 2018 16:43:28 +0000 Message-ID: References: <20180608220234.10170-1-pablo.de.lara.guarch@intel.com> <20180608220234.10170-7-pablo.de.lara.guarch@intel.com> <14d048b2-2787-0365-08ac-5ffef6128bec@nxp.com> In-Reply-To: <14d048b2-2787-0365-08ac-5ffef6128bec@nxp.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-titus-metadata-40: eyJDYXRlZ29yeUxhYmVscyI6IiIsIk1ldGFkYXRhIjp7Im5zIjoiaHR0cDpcL1wvd3d3LnRpdHVzLmNvbVwvbnNcL0ludGVsMyIsImlkIjoiZjJlNGRjYWEtODY3MS00NWJjLTg5OWQtNzEzY2E4Mzc2MjI3IiwicHJvcHMiOlt7Im4iOiJDVFBDbGFzc2lmaWNhdGlvbiIsInZhbHMiOlt7InZhbHVlIjoiQ1RQX05UIn1dfV19LCJTdWJqZWN0TGFiZWxzIjpbXSwiVE1DVmVyc2lvbiI6IjE3LjEwLjE4MDQuNDkiLCJUcnVzdGVkTGFiZWxIYXNoIjoiVWI4MDlGejd5ald3MHZ5ZVJDRjg4SXZcL2pVZEZDK1hLdkJBUDRWc2ZLOThheDFrY3pvM0N4em8yaHFXWmJEamgifQ== x-ctpclassification: CTP_NT dlp-product: dlpe-windows dlp-version: 11.0.200.100 dlp-reaction: no-action x-originating-ip: [163.33.239.181] Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Subject: Re: [dpdk-dev] [PATCH 6/6] cryptodev: replace mbuf scatter gather flag X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 25 Jun 2018 16:43:33 -0000 > -----Original Message----- > From: dev [mailto:dev-bounces@dpdk.org] On Behalf Of Akhil Goyal > Sent: Monday, June 18, 2018 7:30 AM > To: De Lara Guarch, Pablo ; Doherty, Decl= an > ; akhil.goyal@nxp.com; ravi1.kumar@amd.com; > jerin.jacob@caviumnetworks.com; Zhang, Roy Fan ; > Trahe, Fiona ; tdu@semihalf.com; > jianjay.zhou@huawei.com > Cc: dev@dpdk.org > Subject: Re: [dpdk-dev] [PATCH 6/6] cryptodev: replace mbuf scatter gathe= r flag >=20 > Hi Pablo, > On 6/9/2018 3:32 AM, Pablo de Lara wrote: > > The current mbuf scatter gatter feature flag is too ambiguous, as it > > is not clear if input and/or output buffers can be scatter gather > > mbufs or not. > > > > Therefore, two new flags will replace this flag: > > RTE_CRYPTODEV_FF_MBUF_SCATTER_GATHER_IN and > > RTE_CRYPTODEV_FF_MBUF_SCATTER_GATHER_OUT. > > > There may be a case, SG supported in input buffer and we use in-place > processing and driver may support that but may not support SG for out buf= fers in > case of OOP. How can we handle this type of case? Agree. I will send a new version with more flags, so we can cover all scena= rios. Thanks for the feedback! Pablo