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 1F62FA04C2; Mon, 25 Nov 2019 09:12:50 +0100 (CET) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id E9E772BCE; Mon, 25 Nov 2019 09:12:49 +0100 (CET) Received: from mail-wr1-f66.google.com (mail-wr1-f66.google.com [209.85.221.66]) by dpdk.org (Postfix) with ESMTP id 95082235 for ; Mon, 25 Nov 2019 09:12:48 +0100 (CET) Received: by mail-wr1-f66.google.com with SMTP id z10so16610205wrs.12 for ; Mon, 25 Nov 2019 00:12:48 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=6wind.com; s=google; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=10r7mSXYjfacmBXLi4TqfVxMbE5cCyBLbZKh5GN09bk=; b=Jo0QimMQXPO78BB1c/rhi+zIkW6C+JJyiw/FVp9aQwEPzq9sJ0aq/CM1iAJHaRJpK3 FHIjJGwrgy/5ZsmNMIpHCsUsiPpSQUdyRFBcrI607+N8JcbxQIHY7lknUxunV9vFray8 QrfJQTqqhuipFjEQpDn3pqGClgNebkHbNGhFFg1SVCrd4gX9i87REEY/Xrcgq8P8pbmz iVXawTxyZJRoDEHgN3eGhNI6QgJ7B9Yq6enNdGYvDYnbTOl2vHrQl4aVNeKLBTLEisX5 2EMS1/+BbqA8QoRuZdtJZPhwHAwEHrl5sho2gYs7j1WO2POpSUp5sEDiBLJlPx2mKX2H Jqaw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=10r7mSXYjfacmBXLi4TqfVxMbE5cCyBLbZKh5GN09bk=; b=lD82smy8r1rlr1CE4UQocbV3dp4OSQqihXGPL1JEnDuDtudd+zqeJMDeSKdo1zwLQZ Tj2gtKORkdkwkSlOmRofIzp22Kn+jHY6vX6J70j0fdpkMAnftlA4krvUIp+yXzO3heN2 Wm3LIBAi22abRVCADYULSF4XX8+nmQlXu4djCSa8wbkSrdjesIYXPib+eCkBlEmWzDKv Yfs3X3+8fDgJL56SwCrC7KX5DlZKZwSjKgsLWHbw7sly4zkalk8L8GJPEYCfmGZaet64 Y11DIYh845uzMshUGBq3YwmkNxqiIYy8u6zqvL0VIUjwcaF5PgNlY/0IPtYbWRH6hWOt ACDQ== X-Gm-Message-State: APjAAAVNg9vpzL7B9yUNkUNUDbJPYc9ZcTys6/1lcAXl3Qwnqxxjbe3B F04TJ/NTd3lSCcz1p5vcHdEV/A== X-Google-Smtp-Source: APXvYqybbKpIQia28fkNE53GE2VxtoKiEmhTTzcdko9cVBlIh1YZT4Ee3158lXD29Jck/T+ybSH0tw== X-Received: by 2002:adf:e58c:: with SMTP id l12mr16407384wrm.156.1574669568258; Mon, 25 Nov 2019 00:12:48 -0800 (PST) Received: from 6wind.com (2a01cb0c0005a600345636f7e65ed1a0.ipv6.abo.wanadoo.fr. [2a01:cb0c:5:a600:3456:36f7:e65e:d1a0]) by smtp.gmail.com with ESMTPSA id 65sm10078056wrs.9.2019.11.25.00.12.47 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 25 Nov 2019 00:12:47 -0800 (PST) Date: Mon, 25 Nov 2019 09:12:46 +0100 From: Olivier Matz To: Shahaf Shuler Cc: "dev@dpdk.org" , Thomas Monjalon Message-ID: <20191125081246.GI8680@platinum> References: <20191121122810.147351-1-shahafs@mellanox.com> <20191124055336.129527-1-shahafs@mellanox.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20191124055336.129527-1-shahafs@mellanox.com> User-Agent: Mutt/1.10.1 (2018-07-13) Subject: Re: [dpdk-dev] [PATCH v3] mbuf: extend pktmbuf pool private structure 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" On Sun, Nov 24, 2019 at 05:53:46AM +0000, Shahaf Shuler wrote: > With the API and ABI freeze ahead, it will be good to reserve > some bits on the private structure for future use. > > Otherwise we will potentially need to maintain two different > private structure during 2020 period. > > There is already one use case for those reserved bits[1] > > The reserved field should be set to 0 by the user. > > [1] > https://patches.dpdk.org/patch/63077/ > > Signed-off-by: Shahaf Shuler An entry in the release note explaining the structure extension may help the users to anticipate, so they are notified before triggering the assert. Then, Acked-by: Olivier Matz