From mboxrd@z Thu Jan 1 00:00:00 1970 From: Thomas Monjalon Subject: Re: [RFC v2 1/9] usertools: add DPDK config lib python library Date: Fri, 16 Nov 2018 15:55:55 +0100 Message-ID: <2017620.fyvpj9GtK5@xps> References: <59AF69C657FD0841A61C55336867B5B0726E11E8@IRSMSX103.ger.corp.intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7Bit Cc: "Richardson, Bruce" , "Wiles, Keith" , Stephen Hemminger , dev , "Mcnamara, John" , "De Lara Guarch, Pablo" , "Hunt, David" , "Awal, Mohammad Abdul" , "Yigit, Ferruh" To: "Burakov, Anatoly" Return-path: Received: from out4-smtp.messagingengine.com (out4-smtp.messagingengine.com [66.111.4.28]) by dpdk.org (Postfix) with ESMTP id 403912BD8 for ; Fri, 16 Nov 2018 15:55:59 +0100 (CET) In-Reply-To: List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" 16/11/2018 15:37, Burakov, Anatoly: > On 16-Nov-18 2:13 PM, Richardson, Bruce wrote: > > From: Wiles, Keith > >>> On Nov 16, 2018, at 5:49 AM, Burakov, Anatoly > >>> On 16-Nov-18 12:45 AM, Stephen Hemminger wrote: > >>>> Anatoly Burakov wrote: > >>>>> This is a placeholder for Python library abstracting away many of > >>>>> mundane details DPDK configuration scripts have to deal with. We > >>>>> need __init__.py file to make the subdirectory a package so that > >>>>> Python scripts in usertools/ can find their dependencies. > >>>>> > >>>>> Signed-off-by: Anatoly Burakov > >>>> > >>>> Doing this a better than current code, but can we go farther? > >>>> I would like DPDK to get out of doing binds directly and switch to > >>>> using driverctl which also handles persistent rebind on reboot. > >>> > >>> Wasn't the objection that it's not available everywhere? (for the > >>> record, i have no horse in the race - i don't much care exactly how > >>> it's done) > >> > >> If it works on FreeBSD and Linux then I am all for it. On windows does it > >> support this method too? > > > > Binding and unbinding is completely different on each OS. FreeBSD has no overlap > > of scripts with Linux, so replacing some of our tools with driverctl won't affect > > that OS. > > > > /Bruce > > ...however, we could abstract that away in our tools, and use > OS-appropriate tools independently of what we're running on. There could > still be value in fixing devbind everyone knows and love to work on all > OS's without too much hassle :) Yes, easier script is always better. Another thought, I would like we think about integrating binding/unbinding code inside EAL and bus drivers, and manage it via the PMDs. There could be an option to bind on scan and unbind on rte_dev_remove.