From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.5 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 44785C433DB for ; Sat, 9 Jan 2021 17:35:54 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 12775239EB for ; Sat, 9 Jan 2021 17:35:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726132AbhAIRfi (ORCPT ); Sat, 9 Jan 2021 12:35:38 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56764 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725966AbhAIRfh (ORCPT ); Sat, 9 Jan 2021 12:35:37 -0500 Received: from mail-pg1-x533.google.com (mail-pg1-x533.google.com [IPv6:2607:f8b0:4864:20::533]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7F55DC061786 for ; Sat, 9 Jan 2021 09:34:57 -0800 (PST) Received: by mail-pg1-x533.google.com with SMTP id n10so9720379pgl.10 for ; Sat, 09 Jan 2021 09:34:57 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=Ci8Rwo7wSWlepYSUEBT32YwLjFU7IeIoOa4VGDSs+48=; b=f6XrFpR6K/FHcmqI/Zkowti3KnZsxdM2ETh2WmGfkb9FK5aJ+I1Ncnd8q8NWTH+aZU +rbXKjta7mPAAxBzkUUqYw/BoMuK6ResiR0m+i5ZRHNQZJMRcRoJcCXSgbYeUlabJpnp NDWrrHAgCaxB3YwByiO91x2YJBBkMcp8rcx69vqLOsn3c7lq3KdKIwBd5z8xyO/ITzR7 QWEANNnXhYC2/271eWV2BOTutv97acq7j0BRYZw7qx6mtDP36aZXFpVi4t2tA3+YieOb QLzIkCH1A427AiZtdNVeM9ALS3cHy8jdqEagVFJvqhVrOLx1HucBlqDNcPK/2I+fbWPl dsBA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=Ci8Rwo7wSWlepYSUEBT32YwLjFU7IeIoOa4VGDSs+48=; b=ijvuDtRYOudQUl737HhzTv1N2ynHLLLiNBQU/kRaS4ZrU4VKpph7RAVfv59wrqAr4Y BHKa6xIuw+vPOC0mnS3e2QRD4Gnu30LgV1DwAWPEi4NOn/3fSolJSyCz3ETtG71GqZvS 7OQGmKH/rW8BhfHmKi5avaq0dVoxVCq6stgOJ72Z3s5t7y5jwFhw9ANHKpe+BDXtJIfX TfNFOZUkn5w1ALfSGnugspHeR6tbYbHgwh8EHIEixOqRUjPcUQNJb9zphGJAirA0DhUl pNNDlVvKr2GqL8Udq738gMQbMegsyfRF0gZG8L+DsNiuqZ7q5O4+x3xCWRfcr3sAZqgz Uy7A== X-Gm-Message-State: AOAM5318pSbZb/xqMgc4fmvLZravmO4+jRikc9DMpgTga+wjQkSTMprz GxnTXRF0bAPtlW2kIegLx1Q= X-Google-Smtp-Source: ABdhPJx3+joeP5SbM+q4zPeLYKHz0LUhGpd4Y3bXKpkKVXjy+vTt9ZlQ7kRqIfxiDnwITEiY9zrDKA== X-Received: by 2002:a63:520e:: with SMTP id g14mr12109392pgb.378.1610213696986; Sat, 09 Jan 2021 09:34:56 -0800 (PST) Received: from [10.230.29.29] ([192.19.223.252]) by smtp.gmail.com with ESMTPSA id l8sm11469626pjt.32.2021.01.09.09.34.53 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sat, 09 Jan 2021 09:34:56 -0800 (PST) Subject: Re: Old platforms: bring out your dead To: Arnd Bergmann , Linux ARM , Linux Kernel Mailing List Cc: Krzysztof Adamski , Oleksij Rempel , Baruch Siach , Russell King - ARM Linux , Daniel Tang , =?UTF-8?Q?Uwe_Kleine-K=c3=b6nig?= , Jamie Iles , Barry Song , Viresh Kumar , Linus Walleij , Jonas Jensen , Marc Gonzalez , Hartley Sweeten , Lubomir Rintel , Neil Armstrong , Shawn Guo , Alex Elder , Alexander Shiyan , Koen Vandeputte , Hans Ulli Kroll , Vladimir Zapolskiy , Wei Xu , Steven Rostedt , Yoshinori Sato , Mark Salter , Michael Ellerman , Geert Uytterhoeven , Thomas Bogendoerfer References: From: Florian Fainelli Message-ID: <0f363c27-608d-76be-3af5-189d812f805d@gmail.com> Date: Sat, 9 Jan 2021 09:34:52 -0800 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:78.0) Gecko/20100101 Firefox/78.0 Thunderbird/78.6.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 1/8/2021 2:55 PM, Arnd Bergmann wrote: > After v5.10 was officially declared an LTS kernel, I had a look around > the Arm platforms that look like they have not seen any patches from > their maintainers or users that are actually running the hardware for > at least five years (2015 or earlier). I made some statistics and lists > for my lwn.net article last year [1], so I'd thought I'd share a summary > here for discussion about what we should remove. As I found three > years ago when I removed several CPU architectures, it makes sense > to do this in bulk, to simplify a scripted search for device drivers, header > files and Kconfig options that become unused in the process. > > This is probably a mix of platforms that are completely unused and > those that just work, but I have no good way of knowing which one > it is. Without hearing back about these, I'd propose removing all of > these: > > * asm9260 -- added in 2014, no notable changes after 2015 > * axxia -- added in 2014, no notable changes after 2015 > * bcm/kona -- added in 2013, no notable changes after 2014 I have a development board that I occasionally turn on for testing upstream kernels, it has not broken in a while which is why it did not get much updates. I don't feel strongly with respect to keep it or dropping it though. -- Florian