From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from out1-smtp.messagingengine.com (out1-smtp.messagingengine.com [66.111.4.25]) by dpdk.org (Postfix) with ESMTP id CEE7A23B; Thu, 24 May 2018 22:53:17 +0200 (CEST) Received: from compute1.internal (compute1.nyi.internal [10.202.2.41]) by mailout.nyi.internal (Postfix) with ESMTP id 542A922D67; Thu, 24 May 2018 16:53:16 -0400 (EDT) Received: from mailfrontend1 ([10.202.2.162]) by compute1.internal (MEProxy); Thu, 24 May 2018 16:53:16 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=monjalon.net; h= cc:content-transfer-encoding:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to:x-me-sender :x-me-sender:x-sasl-enc; s=mesmtp; bh=5crb4F143hRAff6prFDi5eN9u8 69cGd5n3Bb6lQRPDA=; b=h6QgoToZJfUJs8tDTjj6WpA4syk3IWMA5+2eVLzCdQ rxpzpImN6H4tik6AURblRv3y7kTqhUs6ivtfXrq4JR2kG6qOlgo1g5tgW89ZJZUK jBPtkcnf8iPGXOirlGODIa+UIK6s/P5oVoiL5r/NJ9lwsLmCowJEupppSw6XdTA7 g= DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:content-transfer-encoding:content-type :date:from:in-reply-to:message-id:mime-version:references :subject:to:x-me-sender:x-me-sender:x-sasl-enc; s=fm2; bh=5crb4F 143hRAff6prFDi5eN9u869cGd5n3Bb6lQRPDA=; b=eKKiyEPBrEt/FZZlYxvlcZ 756t6qDnCvyt5wZL0D8cbqzpVS3SIkA2sjC6RSSQ6fX3zAVgQHPtztwfb2UnBtro OXCyxukVaFBDvEgk8dcAYeWFP6ji0z12wMb35MrSR2W4kSSiK0iqOj0Tp6fLGGZG 1eNkcsb27ykCcUDMhRrfp0gVPuqA5OYXXfC5iHaBEPwWnyzYKpWeOsGsCpt3iKMH gpRdBAHVYHuHKhkArz8ygUUBRK1/f/yM/UX7WsGRfuyBOdQtNV/TX8D7MOxKQkdE xkXVl1pugKk+AA611Sykd0ToRNb/Ps/b7cyxXZzVgsAO2SEW7bm1aT6uZAT8xRdw == X-ME-Proxy: X-ME-Proxy: X-ME-Proxy: X-ME-Proxy: X-ME-Proxy: X-ME-Proxy: X-ME-Sender: Received: from xps.localnet (184.203.134.77.rev.sfr.net [77.134.203.184]) by mail.messagingengine.com (Postfix) with ESMTPA id 5F866E42A3; Thu, 24 May 2018 16:53:15 -0400 (EDT) From: Thomas Monjalon To: dev@dpdk.org Cc: Bruce Richardson , Luca Boccassi , Maxime Coquelin , Stephen Hemminger , techboard@dpdk.org Date: Thu, 24 May 2018 22:53:14 +0200 Message-ID: <19336935.ml6P7h8xrF@xps> In-Reply-To: <20180214114415.GA1880@bricha3-MOBL3.ger.corp.intel.com> References: <20180131152709.13853-1-stephen@networkplumber.org> <1518605684.4059.16.camel@debian.org> <20180214114415.GA1880@bricha3-MOBL3.ger.corp.intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="us-ascii" Subject: Re: [dpdk-dev] [PATCH] doc: add kernel version deprecation notice 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: Thu, 24 May 2018 20:53:18 -0000 There was no decision about changing the kernel requirements. We need to restart the discussion and take a decision for the beginning of 18.08 cycle. Decision can be taken in technical board (Cc). 14/02/2018 12:44, Bruce Richardson: > On Wed, Feb 14, 2018 at 10:54:44AM +0000, Luca Boccassi wrote: > > On Wed, 2018-02-14 at 11:38 +0100, Maxime Coquelin wrote: > > > On 02/14/2018 11:31 AM, Luca Boccassi wrote: > > > > On Wed, 2018-02-14 at 00:58 +0100, Thomas Monjalon wrote: > > > > > 31/01/2018 16:27, Stephen Hemminger: > > > > > > Notify users of upcoming change in kernel requirement. > > > > > > Encourage users to use current LTS kernel version. > > > > > > > > > > > > Signed-off-by: Stephen Hemminger > > > > > > --- +* linux: Linux kernel version 3.2 (which is the current > > > > > > minimum required + version for the DPDK) will be end of life > > > > > > in May 2018. Therefore the planned + minimum required kernel > > > > > > version for DPDK 18.5 will be next oldest Long + Term Stable > > > > > > (LTS) version which is 3.10. The recommended kernel version is > > > > > > + the latest LTS kernel which currently is 4.14. > > > > > > > > > > We could print a warning at EAL init if kernel version does not > > > > > satisfy the minimal requirement. > > > > > > > > > > Acked-by: Thomas Monjalon > > > > > > > > Note that 3.10 is dead as well since last year (as I discovered > > > > with immense joy when I had to backport meltdown fixes...), the > > > > next LTS in 3.16 which will be maintained until 04/2020. > > > > > > > > > > In this case we should differentiate upstream Kernel versions from > > > downstream ones. For example, RHEL7/CentOS7 are based on v3.10 ans > > > still maintained. > > > > Ubuntu does 3.13 as well - I think the problem is that if we want to > > support distro-specific LTS kernel versions, we need volunteers to do > > the work for them :-) > > > I think our kernel support plans need to be two-fold: > > 1) we need to support a minimum "kernel.org" kernel version, which is > what the deprecation notice is about. > 2) we also will be supporting LTS distributions, e.g. I would expect us to > always support the latest RHEL, so that should be noted explicitly in the > GSG IMHO.