From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from dispatch1-us1.ppe-hosted.com (dispatch1-us1.ppe-hosted.com [148.163.129.52]) by dpdk.org (Postfix) with ESMTP id 0ABB923D for ; Mon, 15 Oct 2018 16:48:16 +0200 (CEST) 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-us4.ppe-hosted.com (Proofpoint Essentials ESMTP Server) with ESMTPS id 33AC3BC005E; Mon, 15 Oct 2018 14:48:14 +0000 (UTC) Received: from [192.168.38.17] (91.220.146.112) by ukex01.SolarFlarecom.com (10.17.10.4) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Mon, 15 Oct 2018 15:48:07 +0100 To: Alejandro Lucero , References: <1539612662-871-1-git-send-email-alejandro.lucero@netronome.com> From: Andrew Rybchenko Message-ID: Date: Mon, 15 Oct 2018 17:47:26 +0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.0 MIME-Version: 1.0 In-Reply-To: <1539612662-871-1-git-send-email-alejandro.lucero@netronome.com> Content-Type: text/plain; charset="utf-8"; format=flowed Content-Transfer-Encoding: 7bit Content-Language: en-GB X-Originating-IP: [91.220.146.112] X-ClientProxiedBy: ocex03.SolarFlarecom.com (10.20.40.36) To ukex01.SolarFlarecom.com (10.17.10.4) X-TM-AS-Product-Ver: SMEX-12.5.0.1300-8.5.1010-24156.003 X-TM-AS-Result: No-4.462900-8.000000-10 X-TMASE-MatchedRID: wQVy7q402w0OwH4pD14DsPHkpkyUphL9jOOSc4z5Qmh+YesuCgkiXB3m ofUGOoJwahX4ipyY+l4jrysmQWQSIpRho78T5P9DJhFEQZiq2ZQhotH7bEpEMjRCaZSKE/OshOP /Bamm01ri8zVgXoAltkWL4rBlm20vZiFQvkZhFu1q8/xv2Um1avoLR4+zsDTtHtexZ1+/9PmeUE JfHivsLAunqwTCUnm2UeaGgPmTS6woJhLAGFUUl15yEHngMvNKxjbILG9gy/HREZHmnfiRAnRm6 nldi/H4GRLly1oO5Jy+8X338u1WiDfBqspLblCHkLOFkJRismMokHAl/472z8C+ksT6a9fy X-TM-AS-User-Approved-Sender: Yes X-TM-AS-User-Blocked-Sender: No X-TMASE-Result: 10--4.462900-8.000000 X-TMASE-Version: SMEX-12.5.0.1300-8.5.1010-24156.003 X-MDID: 1539614895-IPzUY3QUWuZn Subject: Re: [dpdk-dev] [PATCH v4] ethdev: add field for device data per process 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, 15 Oct 2018 14:48:16 -0000 On 10/15/18 5:11 PM, Alejandro Lucero wrote: > Primary and secondary processes share a per-device private data. With > current design it is not possible to have data per-device per-process. > This is required for handling properly the CPP interface inside the NFP > PMD with multiprocess support. > > There is also at least another PMD driver, tap, with similar > requirements for per-process device data. > > v2: > - changing library version > - report shared library change in release notes > > v3: > - fix shared library version > > v4: > - fix release notes > > Signed-off-by: Alejandro Lucero Reviewed-by: Andrew Rybchenko