From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wr0-f172.google.com (mail-wr0-f172.google.com [209.85.128.172]) by dpdk.org (Postfix) with ESMTP id 102F92952 for ; Wed, 10 May 2017 20:51:03 +0200 (CEST) Received: by mail-wr0-f172.google.com with SMTP id z52so3588473wrc.2 for ; Wed, 10 May 2017 11:51:03 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=6wind-com.20150623.gappssmtp.com; s=20150623; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :cc; bh=gEql7lu1X2fcoXH4lkEAenVccBqUiAEUReAIin0rfyE=; b=XeHjg98rqkOd7erLQBdDGbwaDBWVVSVc14DigQRpZZNanH4Mfw84rnaamgUmJKAn0C VmEH2ZGMM0e+LyoOy8ckR1ZWoG3amMKcwysX9B3MUf6wvAjXeCTS0I/B5BDtIWF8VuSZ becQSl67vWTExGatcOpnHxrFADwKymiUl6g6KjHV1KN1H8f0vLGZc/SbASFy8BvxWul8 SGB1/Fhjn8hRAgU9Ah1391PoWX7eIzkqdAwJzkrpuQG8mAv8LMO74OSnblyQMJeefErN 5TqAS3aEmvipB9SKlicfo4vdkUM53YmgSfc9B1T66jQPG2Mp7JaZIURPcA7CstpEwLX/ 4b1A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:in-reply-to:references:from:date :message-id:subject:to:cc; bh=gEql7lu1X2fcoXH4lkEAenVccBqUiAEUReAIin0rfyE=; b=ZbeCzDaOWyKwfJ8peun6wMpfChfztn7ohXsKXjGiQQrC3aAVxhcMiqrWmDTP7q8Yrj i58aw4juDM5rsndOphkT+1kR0g2toiVgstVSdyNSpY8e3Kdv+nfVZ5qG7excXIAwZUNB BXUOQ76L9s+NFDdGodvYpab4znaxCw1ApFktkPf2vz335UdHS6k1MjsFRBql+eCePpoc qZEOiItStWBtIIYfBbIuqf9DAkzNKPJwjJY08IzahHeWXIrULwX8eFvK7Hd+hMbB+AHq eJ3rQRvgl3gdP2bivbFfAPjRGYxtecPD4d+yFsbCuNaafdCoSwYtVKsz95f8sYp7i/Mi vPxw== X-Gm-Message-State: AODbwcAzl8NVwNAlT8hvxJpY7gNtP1nznE1VebmONSeQib3ORlARKrT1 S7a3n8TICvsZvGzYmwiX+xM+jJUp76Kc X-Received: by 10.223.131.196 with SMTP id 62mr5278880wre.162.1494442263681; Wed, 10 May 2017 11:51:03 -0700 (PDT) MIME-Version: 1.0 Received: by 10.28.109.199 with HTTP; Wed, 10 May 2017 11:50:43 -0700 (PDT) In-Reply-To: <1bb0b4a6403e42157ef983f0ee63320ce87a3996.1494430911.git.gaetan.rivet@6wind.com> References: <4b1edeb12ff61bdb04a0189be30395589c713dbb.1494420483.git.gaetan.rivet@6wind.com> <1bb0b4a6403e42157ef983f0ee63320ce87a3996.1494430911.git.gaetan.rivet@6wind.com> From: David Marchand Date: Wed, 10 May 2017 20:50:43 +0200 Message-ID: To: Gaetan Rivet Cc: "dev@dpdk.org" Content-Type: text/plain; charset=UTF-8 Subject: Re: [dpdk-dev] [PATCH v2] devargs: announce ABI change for device parameters 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: Wed, 10 May 2017 18:51:04 -0000 Hey Gaetan, On Wed, May 10, 2017 at 5:46 PM, Gaetan Rivet wrote: > The PCI and virtual bus are planned to be moved to the generic > drivers/bus directory in v17.08. For this change to be possible, the EAL > must be made completely independent. > > The rte_devargs structure currently holds device representation internal > to those two busses. It must be made generic before this work can be > completed. > > Instead of using either a driver name for a vdev or a PCI address for a > PCI device, a devargs structure will have to be able to describe any > possible device on all busses, without introducing dependencies on > any bus-specific device representation. This will break the ABI for this > structure. > > Additionally, an evolution will occur regarding the device parsing > from the command-line. A user must be able to set which bus will handle > which device, and this setting is integral to the definition of a > device. > > The format has not yet been formally defined, but a proposition will > follow soon for a new command line parameter format for all devices. > > Signed-off-by: Gaetan Rivet Glad to see people working on this. Acked-by: David Marchand -- David Marchand