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[204.195.123.141]) by smtp.gmail.com with ESMTPSA id y26-20020aa793da000000b006e10e9b2c4asm222252pff.7.2024.02.16.09.42.53 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 16 Feb 2024 09:42:54 -0800 (PST) Date: Fri, 16 Feb 2024 09:42:52 -0800 From: Stephen Hemminger To: Morten =?UTF-8?B?QnLDuHJ1cA==?= Cc: "Patrick Robb" , "Aaron Conole" , Subject: Re: [PATCH] doc: update minimum Linux kernel version Message-ID: <20240216094252.0d3505fa@hermes.local> In-Reply-To: <98CBD80474FA8B44BF855DF32C47DC35E9F223@smartserver.smartshare.dk> References: <20240110165751.26569-1-stephen@networkplumber.org> <98CBD80474FA8B44BF855DF32C47DC35E9F124@smartserver.smartshare.dk> <98CBD80474FA8B44BF855DF32C47DC35E9F130@smartserver.smartshare.dk> <20240111115450.3777aea5@hermes.local> <98CBD80474FA8B44BF855DF32C47DC35E9F132@smartserver.smartshare.dk> <20240215190501.582b30f8@hermes.local> <98CBD80474FA8B44BF855DF32C47DC35E9F223@smartserver.smartshare.dk> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org On Fri, 16 Feb 2024 09:29:47 +0100 Morten Br=C3=B8rup wrote: > The system requirements in the Getting Started Guide [1] says: >=20 > Kernel version >=3D 4.14 > The kernel version required is based on the oldest long term stable kerne= l available at kernel.org when the DPDK version is in development. > Compatibility for recent distribution kernels will be kept, notably RHEL/= CentOS 7. >=20 > [1]: https://doc.dpdk.org/guides/linux_gsg/sys_reqs.html#system-software >=20 > If we consider it API breakage to change that, we have to wait until the = 24.11 release. > For future DPDK LTS releases, we should be more careful about what we cla= im to support. And again: If we claim to support something, people expect i= t to be tested in CI. >=20 > Disregarding the API breakage by stopping support for a system we claim t= o support... RHEL7 testing was changed to LTS only [2], that should probabl= y have been applied to CentOS 7 too. >=20 > [2]: https://inbox.dpdk.org/dev/CAJvnSUBcq3gznQD4k=3DkrQ+gu2OxTxA2YJBc=3D= J=3DLtidFXqgg_hg@mail.gmail.com/ >=20 This patch is too late for 24.03 release, by the time the next one happens, we can drop CentOS 7 as well as the old kernel.