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 7F856A053A; Wed, 5 Aug 2020 13:25:58 +0200 (CEST) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id C70282BF2; Wed, 5 Aug 2020 13:25:57 +0200 (CEST) Received: from dispatch1-us1.ppe-hosted.com (dispatch1-us1.ppe-hosted.com [148.163.129.52]) by dpdk.org (Postfix) with ESMTP id 6224C2BB5 for ; Wed, 5 Aug 2020 13:25:56 +0200 (CEST) Received: from mx1-us1.ppe-hosted.com (unknown [10.7.65.61]) by dispatch1-us1.ppe-hosted.com (PPE Hosted ESMTP Server) with ESMTP id C0CFB60071; Wed, 5 Aug 2020 11:25:55 +0000 (UTC) Received: from us4-mdac16-56.ut7.mdlocal (unknown [10.7.64.50]) by mx1-us1.ppe-hosted.com (PPE Hosted ESMTP Server) with ESMTP id BE17B8009E; Wed, 5 Aug 2020 11:25:55 +0000 (UTC) X-Virus-Scanned: Proofpoint Essentials engine Received: from mx1-us1.ppe-hosted.com (unknown [10.7.65.174]) by 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+f/wAVSGjujmLzc6AOD8DfHkpkyUphL9IrMoP5XxqGd+SLLtNOiBhuml /E2CK49bYJOyU9prmePzH244slaBKmqH5nCINCVL+yCukNfq/Z74qCLIu0mtIKEglsm+Ci4Pv4c Ew0wZS5jfmhFTSILnRI9CL1e45ag4p6uK8TOJS3EylU6xjA3vw+RjXRoZjRDh0SxMhOhuA0QY8d fj5o9RInwiDDyZMx7Zenr4dtZTtnjbyTIhgC8DGgcrQiFth97HaPUJ2CQlYPJpsnGGIgWMmffk1 w1/6SQxj5ZHF59iHsjcbBrOie40eGCXFigMRSNt4tu9fANDPbnE+NLnm2CPLpsoi2XrUn/JyeMt MD9QOgChMIDkR/KfwI2j49Ftap9Ero1URZJFbJsSpjIdPrIftEa0xY8BuFTmyDgFArKrX3/G96c DC/BmY251+yhHefIVEz/JDfTfHQeaA0ywATwBHHIEoUHYXm176bpFR8rSZOeFcgJc+QNMwu8bJo vJYm8FYupx0XjSQPLDOFVmKqGJ4bPn3tFon6UK X-TM-AS-User-Approved-Sender: Yes X-TM-AS-User-Blocked-Sender: No X-TMASE-Result: 10--5.788000-8.000000 X-TMASE-Version: SMEX-12.5.0.1300-8.6.1012-25584.005 X-MDID: 1596626755-Ew8XA_VHY0KP Subject: Re: [dpdk-dev] [PATCH] doc: add new field to rxq info struct 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 8/5/20 12:24 PM, Chengchang Tang wrote: > Struct rte_eth_rxq_info will be modified to include a new field, indicating > the size of each buffer that could be used for hw to receive packets. Add > this field to rte_eth_rxq_info to expose relevant information to upper > layer users/application. > > For more details: > https://mails.dpdk.org/archives/dev/2020-July/176135.html > > Signed-off-by: Chengchang Tang Few nits below Acked-by: Andrew Rybchenko > --- > doc/guides/rel_notes/deprecation.rst | 9 +++++++++ > 1 file changed, 9 insertions(+) > > diff --git a/doc/guides/rel_notes/deprecation.rst b/doc/guides/rel_notes/deprecation.rst > index ea4cfa7..f931091 100644 > --- a/doc/guides/rel_notes/deprecation.rst > +++ b/doc/guides/rel_notes/deprecation.rst > @@ -110,6 +110,15 @@ Deprecation Notices > break the ABI checks, that is why change is planned for 20.11. > The list of internal APIs are mainly ones listed in ``rte_ethdev_driver.h``. > > +* ethdev: A new field named rx_buf_size will be added to the public data I'd not name the field here. It is out-of-scope of the deprecation notice. Field name may change on its way. > + structure ``rte_eth_rxq_info`` to indicate the buffer size used in receiving > + pkts for hw. when receive packets, hw DMA won't exceed this size. And it will pkts -> packets hw -> HW (2 cases) when -> When > + affect the number of fragments in receiving packets when scatter is enabled. > + So, add this field to ``rte_eth_rxq_info`` to expose relevant information to > + upper layer user/application. > + This change is planed for 20.11. For more details: > + https://mails.dpdk.org/archives/dev/2020-July/176135.html > + > * traffic manager: All traffic manager API's in ``rte_tm.h`` were mistakenly made > ABI stable in the v19.11 release. The TM maintainer and other contributors have > agreed to keep the TM APIs as experimental in expectation of additional spec > -- > 2.7.4 >