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 E1E67A0351; Thu, 6 Aug 2020 14:12:55 +0200 (CEST) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 3ED542BF2; Thu, 6 Aug 2020 14:12:55 +0200 (CEST) Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by dpdk.org (Postfix) with ESMTP id 298972BF1 for ; Thu, 6 Aug 2020 14:12:53 +0200 (CEST) IronPort-SDR: nnhbZVjdrK2XvSSPrg9Z8LOD2p+kgammG33ByNEcWpOLM1Al0TQh8jzih3CCgyf44IcxaJ09ZK RKwObiH+10vw== X-IronPort-AV: E=McAfee;i="6000,8403,9704"; a="150522392" X-IronPort-AV: E=Sophos;i="5.75,441,1589266800"; d="scan'208";a="150522392" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga005.fm.intel.com ([10.253.24.32]) by fmsmga102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 06 Aug 2020 05:12:53 -0700 IronPort-SDR: 979vAU8VJsFeWP9dtCvTATgmfsf4VImDsDOAI1HR9V2hTiXNJDU9Awir99DGHUL3Mrnl/AdDlb sJRtpIHweGjQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.75,441,1589266800"; d="scan'208";a="493644130" Received: from irsmsx604.ger.corp.intel.com ([163.33.146.137]) by fmsmga005.fm.intel.com with ESMTP; 06 Aug 2020 05:12:52 -0700 Received: from irsmsx604.ger.corp.intel.com (163.33.146.137) by IRSMSX604.ger.corp.intel.com (163.33.146.137) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1713.5; Thu, 6 Aug 2020 13:12:51 +0100 Received: from irsmsx604.ger.corp.intel.com ([163.33.146.137]) by IRSMSX604.ger.corp.intel.com ([163.33.146.137]) with mapi id 15.01.1713.004; Thu, 6 Aug 2020 13:12:51 +0100 From: "Stokes, Ian" To: Maxime Coquelin , "dev@dpdk.org" , "ktraynor@redhat.com" , "Xia, Chenbo" , "Wang, Zhihong" CC: "Loftus, Ciara" Thread-Topic: [PATCH] doc: announce Vhost dequeue zero-copy removal Thread-Index: AQHWaaYzuoYjETJA40G3sGAAhtLqaakrAk7g Date: Thu, 6 Aug 2020 12:12:51 +0000 Message-ID: References: <20200803145538.117096-1-maxime.coquelin@redhat.com> In-Reply-To: <20200803145538.117096-1-maxime.coquelin@redhat.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: dlp-reaction: no-action dlp-product: dlpe-windows dlp-version: 11.5.1.3 x-originating-ip: [163.33.253.164] Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Subject: Re: [dpdk-dev] [PATCH] doc: announce Vhost dequeue zero-copy removal 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" > Vhost-user dequeue zero-copy support will be removed in 20.11. The only > known user is OVS where the feature is still experimental, and has not re= ceived > any update for several years. This feature faces reliability issues and i= s often > conflicting with new features being implemented. >=20 > Signed-off-by: Maxime Coquelin > --- >=20 > Hi, the topic was discussed during OVS-DPDK public meeting on July 22nd. = Ian, if > you had time to discuss the topic with your team and agree with the remov= al, > please ack the patch. > If, not please let me know. >=20 > doc/guides/rel_notes/deprecation.rst | 5 +++++ > 1 file changed, 5 insertions(+) >=20 > diff --git a/doc/guides/rel_notes/deprecation.rst > b/doc/guides/rel_notes/deprecation.rst > index ea4cfa7a48..a923849419 100644 > --- a/doc/guides/rel_notes/deprecation.rst > +++ b/doc/guides/rel_notes/deprecation.rst > @@ -151,3 +151,8 @@ Deprecation Notices > Python 2 support will be completely removed in 20.11. > In 20.08, explicit deprecation warnings will be displayed when running > scripts with Python 2. > + > +* vhost: Vhost-user dequeue zero-copy support will be removed in 20.11. > +The > + only known user is OVS where the feature is still experimental, and > +has not > + received any update for 2.5 years. This feature faces reliability > +issues and > + is often conflicting with new features being implemented. > -- Acked-by: Ian Stokes