From patchwork Tue Sep 26 07:17:12 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stephen Hemminger X-Patchwork-Id: 29185 X-Patchwork-Delegate: thomas@monjalon.net Return-Path: X-Original-To: patchwork@dpdk.org Delivered-To: patchwork@dpdk.org Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id B59891B1B3; Tue, 26 Sep 2017 09:17:22 +0200 (CEST) Received: from mail-wm0-f46.google.com (mail-wm0-f46.google.com [74.125.82.46]) by dpdk.org (Postfix) with ESMTP id C12181B1AC for ; Tue, 26 Sep 2017 09:17:21 +0200 (CEST) Received: by mail-wm0-f46.google.com with SMTP id r136so4407589wmf.2 for ; Tue, 26 Sep 2017 00:17:21 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=networkplumber-org.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id; bh=edLJmVbx4ALAF/WvMcGddxSDl154wjnBR8wf1p9LS58=; b=peR8jf8tM/Vj+xdN8UEFIoHw3rcOX1Q9GyNfTCRMt2xxx83juLh1s3GvxTdoIms3NJ 8EhaD7/XBR/MOaQSUbzOX/rrZduApohosXCBB6SbLw44YeB0/gTQcfkQu9hFZ1thEko+ HMXFkFAs8mRRXukKtnLUr9ct08/4KWRHbbLUMWkTWas6a4OlUhR0YjoEFAXONinXrlB0 NC6sQG7l/SDqGQeyPvGzClRsZoZN2+SE3VXdhJWNtygTxXccFZIz5Lhw/qHyGl98JbaW waNZM3a8LmlHF/hFt+PB9T0rsCyKepohrA+cM41rQt7l1+4D2/FvWuZpffpT/m1Kok7K p4rg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id; bh=edLJmVbx4ALAF/WvMcGddxSDl154wjnBR8wf1p9LS58=; b=cGVrIVBQTTJFncESPwKVuJ4vNQCPWG2meDy1iciYCR1Y/9RNagFhDZ/s87wKjipgWQ qTct6mvvp4P+x5ZCaczLwSpheqqtEmAjj5EGy0wY9x/CgT+vvcnYz68TkvXTzeMDQ3p6 b80SqJ2RM6r5av6fFc00Y/zsN3pIDOZH2XxC9Makn217rwVcrc3UmzHXYrw8BMsZL1XZ 8bXfCcGVpGcqYKoKLOLIQn+QPsjC524RQnlmww99LL5u6IQO0ogiuRM/l5tx93c89uvH n+aK00DI6JnxyGpncROm7NyWTFTQjpN+9cz8QsY+oI2pZxoQ1x9kdTiQJLxCxKuY3BzB RNMQ== X-Gm-Message-State: AHPjjUjQNlQdBllLR9/dAdJf9u/4n0/g8xza1GPuhAnwf0RmnFUj+WCf vhSEgkkvmz4TvtLY2tB1dz9ZZR75smE= X-Google-Smtp-Source: AOwi7QDU/FtaZkwHjCk4hvgzcuppDdUaL4EAwXkDWPMik8hq9asWadgiDiLv6LFC6+jyXsAfZSYOdQ== X-Received: by 10.80.217.195 with SMTP id x3mr16539934edj.258.1506410240947; Tue, 26 Sep 2017 00:17:20 -0700 (PDT) Received: from localhost.localdomain ([31.216.236.195]) by smtp.gmail.com with ESMTPSA id i12sm5137800eda.48.2017.09.26.00.17.18 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 26 Sep 2017 00:17:20 -0700 (PDT) From: Stephen Hemminger To: dev@dpdk.org Cc: Stephen Hemminger Date: Tue, 26 Sep 2017 08:17:12 +0100 Message-Id: <20170926071712.25009-1-stephen@networkplumber.org> X-Mailer: git-send-email 2.11.0 Subject: [dpdk-dev] [PATCH] doc: update oldest supported kernel 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" The DPDK needs to stay up to date with current LTS Linux kernel support. If the kernel is older than LTS it is likely to be insecure and buggy. Therefore only require DPDK to work on oldest LTS kernel. If distribution vendors want to support DPDK on older kernels, that is their choice. But the upstream source does not need to be cluttered with support for this. Signed-off-by: Stephen Hemminger Acked-by: Luca Boccassi --- doc/guides/linux_gsg/sys_reqs.rst | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/doc/guides/linux_gsg/sys_reqs.rst b/doc/guides/linux_gsg/sys_reqs.rst index eb8442c62226..b335da2c086d 100644 --- a/doc/guides/linux_gsg/sys_reqs.rst +++ b/doc/guides/linux_gsg/sys_reqs.rst @@ -121,8 +121,10 @@ System Software **Required:** -* Kernel version >= 2.6.34 +* Kernel version >= 3.2.93 + The kernel version required is based on the oldest long term stable kernel available + at kernel.org when the DPDK version is released. The kernel version in use can be checked using the command:: uname -r