From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from dpdk.org (dpdk.org [92.243.14.124]) by inbox.dpdk.org (Postfix) with ESMTP id 53C83A04F0; Tue, 10 Dec 2019 08:33:46 +0100 (CET) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 749FC37A2; Tue, 10 Dec 2019 08:33:45 +0100 (CET) Received: from dispatch1-us1.ppe-hosted.com (dispatch1-us1.ppe-hosted.com [148.163.129.52]) by dpdk.org (Postfix) with ESMTP id D05E51F5 for ; Tue, 10 Dec 2019 08:33:43 +0100 (CET) X-Virus-Scanned: Proofpoint Essentials engine Received: from webmail.solarflare.com (uk.solarflare.com [193.34.186.16]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-SHA384 (256/256 bits)) (No client certificate requested) by mx1-us3.ppe-hosted.com (PPE Hosted ESMTP Server) with ESMTPS id 9D64CB40056; Tue, 10 Dec 2019 07:33:41 +0000 (UTC) Received: from [192.168.38.17] (10.17.10.39) by ukex01.SolarFlarecom.com (10.17.10.4) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Tue, 10 Dec 2019 07:33:32 +0000 To: Suanming Mou , Adrien Mazarguil , John McNamara , "Marko Kovacevic" , Thomas Monjalon , Ferruh Yigit CC: , , , , References: <1575955386-6672-1-git-send-email-suanmingm@mellanox.com> From: Andrew Rybchenko Autocrypt: addr=arybchenko@solarflare.com; keydata= mQINBF2681gBEACbdTxu8eLL3UX2oAelsnK9GkeaJeUYSOHPJQpV7RL/iaIskqTwBRnhjXt7 j9UEwGA+omnOmqQMpeQTb/F9Ma2dYE+Hw4/t/1KVjxr3ehFaASvwR4fWJfO4e2l/Rk4rG6Yi 5r6CWU2y8su2654Fr8KFc+cMGOAgKoZTZHZsRy5lHpMlemeF+VZkv8L5sYJWPnsypgqlCG3h v6lbtfZs+QqYbFH6bqoZwBAl5irmxywGR7ZJr1GLUZZ1lfdazSY8r6Vz0/Ip/KVxGu2uxo81 QCsAj0ZsQtwji9Sds/prTiPrIjx8Fc/tfbnAuVuPcnPbczwCJACzQr4q26XATL3kVuZhSBWh 4XfO/EAUuEq5AemUG5DDTM87g7Lp4eT9gMZB6P+rJwWPNWTiV3L7Cn+fO+l9mTPnOqdzBgDe OaulKiNSft1o0DY4bGzOmM2ad2cZt0jfnbMPMTE9zsr6+RFa+M8Ct20o6U1MUE4vP6veErMK of4kZ8PdoMM+Sq1hxMPNtlcVBSP9xMmdSZPlfDYI5VWosOceEcz7XZdjBJKdwKuz70V7eac4 ITSxgNFCTbeJ03zL2MR5s0IvD9ghISAwZ6ieCjU5UATn5+63qpD0nVNLsAdb/UpfvQcKAmvj 0fKlxu/PMVkjBa7/4cfNogYOhWDKUO+1pMaFwvb6/XTo6uMpfQARAQABtCxBbmRyZXcgUnli Y2hlbmtvIDxhcnliY2hlbmtvQHNvbGFyZmxhcmUuY29tPokCVAQTAQoAPhYhBP6NPgcKRj/Y X0yXQahue0sAy4m+BQJduvNYAhsDBQkB4TOABQsJCAcDBRUKCQgLBRYCAwEAAh4BAheAAAoJ EKhue0sAy4m+t3gP/j1MNc63CEozZo1IZ2UpVPAVWTYbLdPjIRdFqhlwvZYIgGIgIBk3ezKL K0/oc4ZeIwL6wQ5+V24ahuXvvcxLlKxfbJ6lo2iQGC7GLGhsDG9Y2k6sW13/sTJB/XuR2yov k5FtIgJ+aHa1PDZnepnGGOt9ka9n/Jzrc9WKYapOIIyLRe9U26ikoVgyqsD37PVeq5tLWHHA NGTUKupe9G6DFWidxx0KzyMoWDTbW2AWYcEmV2eQsgRT094AZwLFN5ErfefYzsGdO8TAUU9X YTiQN2MvP1pBxY/r0/5UfwV4UKBcR0S3ZvzyvrPoYER2Kxdf/qurx0Mn7StiCQ/JlNZb/GWQ TQ7huduuZHNQKWm7ufbqvKSfbPYvfl3akj7Wl8/zXhYdLqb5mmK45HXrgYGEqPN53OnK2Ngx IgYKEWr05KNv09097jLT5ONgYvszflqlLIzC4dV245g7ucuf9fYmsvmM1p/gFnOJBJL18YE5 P1fuGYNfLP+qp4WMiDqXlzaJfB4JcinyU49BXUj3Utd6f6sNBsO8YWcLbKBV9WmA324S3+wj f4NPRp3A5E+6OmTVMLWire2ZvnYp3YvifUj1r8lhoZ2B2vKuWwiTlHOKYBEjnOQJQnqYZEF0 JQQ1xzVDBQKE01BPlA3vy6BGWe6I4psBVqMOB9lAev/H+xa4u6Z3uQINBF269JsBEAC2KB3W 8JES/fh74avN7LOSdK4QA7gFIUQ4egVL81KnxquLzzilABuOhmZf3Rq6rMHSM8xmUAWa7Dkt YtzXStjEBI/uF0mAR3mMz1RcL2Wp+WD/15HjVpA7hPjXSEsWY0K2ymPerK4yrLcfFTHdMonY JfuACCC9NtOZxrWHOJoUS+RT7AWk80q/6D2iwQ47/2dBTznVG+gSeHSes9l91TB09w6f9JX/ sT+Ud0NQfm7HJ7t2pmGI9O6Po/NLZsDogmnIpJp/WwYOZN9JK7u2FyX2UyRzR8jK42aJkRsh DXs16Cc2/eYGakjrdO3x9a+RoxN7EuFtYhGR1PzMXdUiB5i+FyddYXkYUyO43QE/3VPA5l1v TUOagzZq6aONsdNonGJkV3TIG3JmUNtM+D/+r6QKzmgoJ8w576JxEZI09I/ZFN+g7BnUmlMx 6Z3IUOXVX/SWfGFga0YajwajHz03IBhChEbYbbqndVhmshu2GFURxrfUPYWdDXEqkh+08a5U Didia9jm2Opv4oE1e1TXAePyYJl/Zyps4Cv00GObAxibvMBQCUZQ+IBnNldRBOwXXRQV2xpx P+9iO1VYA/QXn0KqRK+SH1JGRXbJYi42YFaW1gE0EU0fiR2Wb9pK+doNEjjOhlzUGuvOEAUS +4m0m3dlfEvpCV9GMr7ERRpZzh9QkQARAQABiQI8BBgBCgAmFiEE/o0+BwpGP9hfTJdBqG57 SwDLib4FAl269JsCGwwFCQlmAYAACgkQqG57SwDLib7x6g//e+eCtNnJz7qFGbjWRJYNLCe5 gQwkhdyEGk4omr3VmjGj3z9kNFy/muh4pmHUngSAnnpwZggx14N4hhKf9y8G4Dwvsqa6b1zB Jq/c4t/SBDtGW4M/E331N04PaQZpcrbTfp1KqHNknk2N7yOk4CcoLVuIZmA5tPguASV8aAfz ZwhWAwn6vUEw9552eXEAnGFGDTCbyryNwzB5jtVQOEEDjTxcCkpcXMB45Tb1QUslRTu/sBAe HhPCQSUcJHR+KOq+P6yKICGAr291PZd6Qc7C3UyE+A3pY/UfdEVWj0STBWx1qvYLaHLrI4O9 KXDgh7luLjZZafcueCaPYmNo4V2lmNb3+7S4TvqhoZS+wN+9ldRQ4gH3wmRZybN6Y/ZCqxol RaZpE3AqdWsGvIgAkD0FpmtZNii9s2pnrhw0K6S4t4tYgXGTossxNSJUltfFQZdXM1xkZhtv dBZuUEectbZWuviGvQXahOMuH2pM64mx2hpdZzPcI2beeJNHkAsGT2KcaMETgvtHUBFRlLVB YxsUYz3UZmi2JSua4tbcGd6iWVN90eb8CxszYtivfpz6o2nPSjNwg0NaVGSHXjAK0tdByZ9t SkwjC3tEPljVycRSDpbauogOiAkvjENfaPd/H26V5hY822kaclaKDAW6ZG9UKiMijcAgb9u5 CJoOyqE8aGS5Ag0EXbr1RwEQAMXZHbafqmZiu6Kudp+Filgdkj2/XJva5Elv3fLfpXvhVt0Y if5Rzds3RpffoLQZk9nPwK8TbZFqNXPu7HSgg9AY7UdCM94WRFTkUCGKzbgiqGdXZ7Vyc8cy teGW+BcdfQycDvjfy50T3fO4kJNVp2LDNdknPaZVe8HJ80Od63+9ksB6Ni+EijMkh6Uk3ulB CSLnT4iFV57KgU2IsxOQVLnm+0bcsWMcCnGfphkY0yKP+aJ6MfmZkEeaDa7kf24N14ktg50m vOGDitcxA/+XXQXOsOIDJx1VeidxYsQ2FfsKu1G8+G6ejuaLf4rV5MI/+B/tfLbbOdikM5PF pxZVgTir9q13qHumMxdme7w5c7hybW412yWAe9TsrlXktFmFjRSFzAAxQhQSQxArS6db4oBk yeYJ59mW52i4occkimPWSm/raSgdSM+0P6zdWUlxxj+r1qiLgCYvruzLNtp5Nts5tR/HRQjE /ohQYaWDSVJEsc/4eGmgwzHzmvHtXeKkasn01381A1Lv3xwtpnfwERMAhxBZ8EGKEkc5gNdk vIPhknnGgPXqKmE1aWu8LcHiY+RHAF8gYPCDMuwyzBYnbiosKcicuIUp0Fj8XIaPao6F+WTi In4UOrqrYhsaCUvhVjsTBbNphGih9xbFJ8E+lkTLL8P3umtTcMPnpsB4xqcDABEBAAGJBHIE GAEKACYWIQT+jT4HCkY/2F9Ml0GobntLAMuJvgUCXbr1RwIbAgUJCWYBgAJACRCobntLAMuJ vsF0IAQZAQoAHRYhBNTYjdjWgdaEN5MrAN+9UR5r/4d3BQJduvVHAAoJEN+9UR5r/4d3EiQP /3lyby6v49HTU94Q2Fn2Xat6uifR7kWE5SO/1pUwYzx6v+z5K2jqPgqUYmuNoejcGl0CTNhg LbsxzUmAuf1OTAdE+ZYvOAjjKQhY4haxHc4enby/ltnHfWJYWJZ9UN5SsIQLvITvYu6rqthO CYjpXJhwkj3ODmC9H1TrvjrBGc6i7CTnR8RCjMEwCs2LI2frHa4R6imViEr9ScMfUnzdABMQ B0T5MOg8NX92/FRjTldU2KovG0ML9mSveSvVHAoEBLy4UIs5nEDdNiO1opJgKb5CXvWQugub 7AR52phNdKVdEB0S4tigJT4NalyTaPiUhFEm+CzZpMQDJ5E+/OowaPRfN4HeJX+c8sB+vUAZ mkAaG75N+IEk5JKFK9Z+bBYgPgaBDFZYdWDB/TMH0ANt+KI5uYg0i12TB4M8pwKG1DEPUmWc F2YpvB3jnbwzsOpSFiJOOlSs6nOB0Sb5GRtPOO3h6XGj+6mzQd6tcL63c9TrrUkjq7LDkxCz SJ2hTYRC8WNX8Uw9skWo5728JNrXdazEYCenUWmYiKLNKLslXCFodUCRDh/sUiyqRwS7PHEA LYC/UIWLMomI0Yvju3KA5v3RQVXhL+Gx2CzSj3GDz9xxGhJB2LfRfjzPbTR/Z27UpjCkd8z0 Ro3Ypmi1FLQwnRgoOKDbetTAIhugEShaLTITzJAP/iRDJCQsrZah5tE8oIl81qKEmBJEGcdt HYikbpQe7ydcXhqTj7+IECa3O7azI5OhCxUH2jNyonJ/phUslHH2G1TTBZK8y4Hrx5RpuRNS esn3P9uKu9DHqBAL7DMsCPwb2p1VNnapD72DBmRhzS/e6zS2R4+r9yNv03Hv7VCxKkmtE63H qpS//qpjfrtsIcHAjnKDaDtL1LYCtHoweI+DOpKKULSAYp/JE6F8LNibPQ0/P3S5ZIJNC4QZ uESjFOalJwFIqGQdkQB7ltRNJENLrHc+2jKGOuyFHm/Sbvp5EMGdaeQ0+u8CY0P+y6oXenwx 7WrJz/GvbNoFhJoJ6RzxCMQrFgxrssVZ7w5HcUj94lbnJ6osdYE/WpSd50B6jet6LKh5revg u9XI9CoqsPQ1V4wKYYdllPuogCye7KNYNKuiiuSNpaF4gHq1ZWGArwZtWHjgc2v3LegOpRQF SwOskMKmWsUyHIRMG1p8RpkBQTqY2rGSeUqPSvaqjT0nq+SUEM6qxEXD/2Wqri/X6bamuPDb S0PkBvFD2+0zr5Bc2YkMGPBYPNGZiTp3UjmZlLfn3TiBKIC92jherY563CULjSsiBEJCOSvv 4VPLn5aAcfbCXJnE3IGCp/hPl50iQqu7BPOYBbWXeb9ptDjGCAThNxSz0WAXkmcjAFE8gdE6 Znk9 Message-ID: <322fb1d5-c629-5f67-59d4-c38df67f0c9b@solarflare.com> Date: Tue, 10 Dec 2019 10:33:28 +0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.2.2 MIME-Version: 1.0 In-Reply-To: <1575955386-6672-1-git-send-email-suanmingm@mellanox.com> Content-Type: text/plain; charset="utf-8" Content-Language: en-US Content-Transfer-Encoding: 7bit X-Originating-IP: [10.17.10.39] X-ClientProxiedBy: ocex03.SolarFlarecom.com (10.20.40.36) To ukex01.SolarFlarecom.com (10.17.10.4) X-TM-AS-Product-Ver: SMEX-12.5.0.1300-8.5.1010-25094.003 X-TM-AS-Result: No-15.902300-8.000000-10 X-TMASE-MatchedRID: hls5oAVArl/mLzc6AOD8DfHkpkyUphL9Dvc/j9oMIgW/md2adk3dRDgK 6rBjXxyiNGsPphHLFLnIseOXf9MGQw26kmBOX97v/ccgt/EtX/3Fi3oiVvGfqSvFSzw3D/Z+H9B pMenWNIrs9P8Ank7zVXDlPghqPnfyYlldA0POS1KHZXNSWjgdUyIk3dpe5X+hfxl2qOxQoRXnDE jLKFGJ46ZKeIUycRUloOnx0yjJ8y8p4di9reXpANSXQjL2ZJIy0mSc1YzbC50UIgZRTOiutdPwP mmZyAXojToB9IDME+uiR3zpi0D0M01+zyfzlN7ygxsfzkNRlfKx5amWK2anSPoLR4+zsDTtGM6W 3U+LnnegjVVR7LgpzJdT3Q2RpDelAJj+tCuwgKQCQpil9JUtEQ== X-TM-AS-User-Approved-Sender: Yes X-TM-AS-User-Blocked-Sender: No X-TMASE-Result: 10--15.902300-8.000000 X-TMASE-Version: SMEX-12.5.0.1300-8.5.1010-25094.003 X-MDID: 1575963223-zcFB7p4SjMGd Subject: Re: [dpdk-dev] [RFC] ethdev: add IPv4/IPv6 DSCP rewrite action 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: , Errors-To: dev-bounces@dpdk.org Sender: "dev" On 12/10/19 8:23 AM, Suanming Mou wrote: > For some overlay network, such as VXLAN, the DSCP field in the new outer > IP header after VXLAN decapsulation may need to be updated accordingly. > > This commit introduce the DSCP modify action for IPv4 and IPv6. > > Signed-off-by: Suanming Mou Acked-by: Andrew Rybchenko as usual it requires testpmd support and a driver which supports it (I understand that it may be omitted in RFC). Few minor notes below. > --- > doc/guides/prog_guide/rte_flow.rst | 40 ++++++++++++++++++++++++++++++++++++++ > lib/librte_ethdev/rte_flow.h | 31 +++++++++++++++++++++++++++++ > 2 files changed, 71 insertions(+) > > diff --git a/doc/guides/prog_guide/rte_flow.rst b/doc/guides/prog_guide/rte_flow.rst > index a254c81..54b9250 100644 > --- a/doc/guides/prog_guide/rte_flow.rst > +++ b/doc/guides/prog_guide/rte_flow.rst > @@ -2558,6 +2558,46 @@ the other path depending on HW capability. > | ``mask`` | bit-mask applies to "data" | > +----------+----------------------------+ > > +Action: ``SET_IPV4_DSCP`` > +^^^^^^^^^^^^^^^^^^^^^^^^^ > + > +Set IPv4DSCP. I think it is better to have space between IPv4 and DSCP above. > + > +Modify DSCP in IPv4 header. > + > +It must be used with RTE_FLOW_ITEM_TYPE_IPV4 in pattern. > +Otherwise, RTE_FLOW_ERROR_TYPE_ACTION error will be returned. > + > +.. _table_rte_flow_action_set_ipv4_dscp: > + > +.. table:: SET_IPV4_DSCP > + > + +-----------+---------------------------------+ > + | Field | Value | > + +===========+=================================+ > + | ``dscp`` | DSCP in low 6 bits, rest ingore | ingore -> ignore > + +-----------+---------------------------------+ > + > +Action: ``SET_IPV6_DSCP`` > +^^^^^^^^^^^^^^^^^^^^^^^^ > + > +Set IPv6DSCP. Same. > + > +Modify DSCP in IPv6 header. > + > +It must be used with RTE_FLOW_ITEM_TYPE_IPV6 in pattern. > +Otherwise, RTE_FLOW_ERROR_TYPE_ACTION error will be returned. > + > +.. _table_rte_flow_action_set_ipv6_dscp: > + > +.. table:: SET_IPV6_DSCP > + > + +-----------+---------------------------------+ > + | Field | Value | > + +===========+=================================+ > + | ``dscp`` | DSCP in low 6 bits, rest ingore | ingore -> ignore > + +-----------+---------------------------------+ > + > Negative types > ~~~~~~~~~~~~~~ > > diff --git a/lib/librte_ethdev/rte_flow.h b/lib/librte_ethdev/rte_flow.h > index 452d359..76bf080 100644 > --- a/lib/librte_ethdev/rte_flow.h > +++ b/lib/librte_ethdev/rte_flow.h > @@ -2004,6 +2004,26 @@ enum rte_flow_action_type { > * See struct rte_flow_action_set_meta. > */ > RTE_FLOW_ACTION_TYPE_SET_META, > + > + /** > + * Modify IPv4 DSCP in the outermost IP header. > + * > + * If flow pattern does not define a valid RTE_FLOW_ITEM_TYPE_IPV4, > + * then the PMD should return a RTE_FLOW_ERROR_TYPE_ACTION error. > + * > + * See struct rte_flow_action_set_dscp. > + */ > + RTE_FLOW_ACTION_TYPE_SET_IPV4_DSCP, > + > + /** > + * Modify IPv6 DSCP in the outermost IP header. > + * > + * If flow pattern does not define a valid RTE_FLOW_ITEM_TYPE_IPV6, > + * then the PMD should return a RTE_FLOW_ERROR_TYPE_ACTION error. > + * > + * See struct rte_flow_action_set_dscp. > + */ > + RTE_FLOW_ACTION_TYPE_SET_IPV6_DSCP, > }; > > /** > @@ -2530,6 +2550,17 @@ struct rte_flow_action_set_meta { > uint32_t mask; > }; > > +/** > + * RTE_FLOW_ACTION_TYPE_SET_IPV4_DSCP > + * RTE_FLOW_ACTION_TYPE_SET_IPV6_DSCP > + * > + * Set the DSCP value for IPv4/IPv6 header. > + * DSCP in low 6 bits, rest ignored. > + */ > +struct rte_flow_action_set_dscp { > + uint8_t dscp; > +}; > + > /* Mbuf dynamic field offset for metadata. */ > extern int rte_flow_dynf_metadata_offs; > >