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Wed, 28 Mar 2018 04:49:18 +0000 From: Shahaf Shuler To: Rahul Lakkireddy , Ferruh Yigit CC: "dev@dpdk.org" , Kumar A S , "Nirranjan Kirubaharan" , Indranil Choudhury Thread-Topic: [dpdk-dev] [PATCH 00/13] cxgbe: add CXGBE VF PMD and updates Thread-Index: AQHTuMIabw7NnumF8EO9chqc/n2gDKPjFwkAgACqbgCAAWuG4A== Date: Wed, 28 Mar 2018 04:49:17 +0000 Message-ID: References: <20180327070155.GA17402@chelsio.com> In-Reply-To: <20180327070155.GA17402@chelsio.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=shahafs@mellanox.com; x-originating-ip: [31.154.10.107] x-ms-publictraffictype: Email x-microsoft-exchange-diagnostics: 1; DB7PR05MB4458; 7:veHpRKChoi8C1obDr13fMtPkTpyL8G8nbmAOoRveHPOVBgCnwL15Nhd5LWuur8XvbEXzXCfWiNxEr5q9hqgQJsqRfe2xmpQwD7qFbxuMT5KfzXVuqZHyrns6BZrbsyYmnhYeH5fn6VqIuXhNClfXjOSg5gyZeSkUqXKKAWHKPqhGuHNIGule92DGVOYrxzeZRU36h5OqTMDnYqP4wqnjvSfGGdpXNUyatxX1WmBFkmSwxqxzz7avMyv7FnKyMlmq x-ms-exchange-antispam-srfa-diagnostics: SOS; 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DIR:OUT; SFP:1101; SCL:1; SRVR:DB7PR05MB4458; H:DB7PR05MB4426.eurprd05.prod.outlook.com; FPR:; SPF:None; PTR:InfoNoRecords; A:1; MX:1; LANG:en; received-spf: None (protection.outlook.com: mellanox.com does not designate permitted sender hosts) x-microsoft-antispam-message-info: /ItS42i1oRH18Xt2htSdyzkIuXYgiZpJb/YPG+G3oLmLcSblZdaW71orq+RaSjJP3j36bAZAc8PyVy9wF/ub0CYBNcjhQgAoK5rjbTUY/vM5l7BDKBaDzcCQFYE1A3j3wC3R1bmV1xlURdM9iQ6AL+4+jczJWinSiT/gUJkCfWnzbgfbWxZ1Q46CjcUZZwtYdeWRrAqT62xG+dCFTvzemNf1O/349xKx7OQ2cSToWMLA0tLGT513O/Mgsdpq3JRdZsredN5RWj063Pw+e1lxeLELsicmChQzlkicn7M0B0dqBjVGRmUxmrOPnY9aaDy+s6MfvSjqnPc2pcys/mDt/g== spamdiagnosticoutput: 1:99 spamdiagnosticmetadata: NSPM Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: Mellanox.com X-MS-Exchange-CrossTenant-Network-Message-Id: deb5e6e3-c4e4-4e4b-2c36-08d5946743a2 X-MS-Exchange-CrossTenant-originalarrivaltime: 28 Mar 2018 04:49:17.8318 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: a652971c-7d2e-4d9b-a6a4-d149256f461b X-MS-Exchange-Transport-CrossTenantHeadersStamped: DB7PR05MB4458 Subject: Re: [dpdk-dev] [PATCH 00/13] cxgbe: add CXGBE VF PMD and updates 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: Wed, 28 Mar 2018 04:49:21 -0000 Tuesday, March 27, 2018 10:02 AM, Rahul Lakkireddy: [...] > > > > > > Patch 13 adds compile time option to keep outer vlan tag in Q-in-Q > > > packet. > > > > We are trying to reduce the config options, is it possible to provide > > this functionality with a runtime option (devargs) ? > > >=20 > Thank you for pointing to this. It seems like a good option. >=20 > > Or there is already an offload option DEV_RX_OFFLOAD_QINQ_STRIP, I > > guess this is different (is it?), if so does it make sense to have > > another offload option to cover your case? > > > > >=20 > Yes, this is different. Here, its about stripping or preserving Outer-VLA= N tag > from double-vlan in Rx. We have few customers who need this for their use= - > case. So, adding another offload option would also help. Let us know whic= h is > preferred - either one, devargs OR another offload, seems fine. What exactly is the offload you try to expose? To strip the inner VLAN whil= e keeping the outer one?=20 >=20 > Thanks, > Rahul