From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 683ACA0093 for ; Thu, 17 Mar 2022 22:41:42 +0100 (CET) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id C368D410EC; Thu, 17 Mar 2022 22:41:41 +0100 (CET) Received: from mail-lj1-f174.google.com (mail-lj1-f174.google.com [209.85.208.174]) by mails.dpdk.org (Postfix) with ESMTP id 968E140E28 for ; Thu, 17 Mar 2022 22:41:40 +0100 (CET) Received: by mail-lj1-f174.google.com with SMTP id u3so9074514ljd.0 for ; Thu, 17 Mar 2022 14:41:40 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=date:from:to:cc:subject:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=w+iVmvFX5078GbsfECJwbsy/TAH/WydpRCyxogUePog=; b=XaG8s6fy2jL0RFntssrjd/Et1GPkz+L1rb3/tkN3eG3CWmEASNKW4BNdRCA7mXo7gz jWMzqEJz8ahsvEcnjyHsj6td99TC8ySQWPNegH3gPW19/JE96tHgqVA5JKJbE1RHdOpP NdgrAVfh1LhYGm3vK2sO70LyOfMxYFXn6Qy7SqxOuDI/tV9bu1efkptFqInUTC0WD7ya Zgr5rzST+OywSZ991UktgdI9QaUbYGydb/xjGPRnUZK3H5cRT+Ek/j+ak+HqfcoKwnLO qZNeH77ZfOraKpcRmlZEol37G9sIYo3aJj4gaeYK28jglwGZfEGP7LFPfscdw0TMEk2G rj+A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:date:from:to:cc:subject:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=w+iVmvFX5078GbsfECJwbsy/TAH/WydpRCyxogUePog=; b=4s6Rr9usBIL62aGtVt0/ojudiVcR3mVFSUid2/aj3yp7KTY18fZ3kFkaTmYD5Z+TVM TH1o9OqzLee3BVBlsjvOyVHEL0xmCqyO4+8wyT0EYVGZrE5fxjSxMx1YaJG5op8jbskb rcSGkXFKTlYIGqIMKEPyN42ZownXozzPp3JmrrqkKJptfPDgBndFLRFzdqfbv7xGN+fA i5xfm43nk4CvZD5DdJxN85OdLJ/k/teW6/TP/crCN2c66bd6OYpUZ6FRAfeG1z41QUuJ ql4Y6+yzBp1Q9MG6CnSRr+lYfST1NF5OVVA2naCrcrYFDKq1c6DaEQ+e4f9iDMbAlSci 4Fwg== X-Gm-Message-State: AOAM531dOymuvFH7QIrp98RzQmq/1JG2U0vNIrz0J7+Ty+qP01F8b8r6 Ac7FwZDhbcu8+k4OtpRC2uU= X-Google-Smtp-Source: ABdhPJyxk+2Vv4N0kiZ+b+qXzTMCAymobu9+GIchvPPAqEdIAxu55zJmCkRQfs81Ol7OyKmxgMJ3Mg== X-Received: by 2002:a05:651c:1248:b0:248:47d:6acd with SMTP id h8-20020a05651c124800b00248047d6acdmr4192154ljh.163.1647553299918; Thu, 17 Mar 2022 14:41:39 -0700 (PDT) Received: from sovereign (broadband-37-110-65-23.ip.moscow.rt.ru. [37.110.65.23]) by smtp.gmail.com with ESMTPSA id u16-20020a196a10000000b0044662feaa4esm550207lfu.53.2022.03.17.14.41.39 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 17 Mar 2022 14:41:39 -0700 (PDT) Date: Fri, 18 Mar 2022 00:41:38 +0300 From: Dmitry Kozlyuk To: Antonio Di Bacco Cc: timwood@gwu.edu, users@dpdk.org Subject: Re: Connecting two DPDK applications through fake virtual functions Message-ID: <20220318004138.30769acf@sovereign> In-Reply-To: References: <20220317194414.09e9530d@sovereign> X-Mailer: Claws Mail 3.18.0 (GTK+ 2.24.33; x86_64-pc-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-BeenThere: users@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK usage discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: users-bounces@dpdk.org 2022-03-17 21:53 (UTC+0100), Antonio Di Bacco: > Really? I know that the application is using a PMD driver for Intel card, > will this driver work with memif too? In many cases DPDK applications are agnostic of the underlying HW and are capable of using any provided PMD, including pure SW devices, like memif. If you can supply DPDK arguments to the app, it should be easy to try and find out. P.S. Please avoid top-posting. > Il giorno gio 17 mar 2022 alle ore 17:44 Dmitry Kozlyuk < > dmitry.kozliuk@gmail.com> ha scritto: > > > 2022-03-17 16:55 (UTC+0100), Antonio Di Bacco: > > > Unfortunately I cannot change the applications but I only can create some > > > fake VFs and connect them with software. > > > Could OVS come to the rescue? > > > > You don't need to modify app code to communicate via shared memory: > > https://doc.dpdk.org/guides/nics/memif.html