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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 73784C433F5 for ; Thu, 10 Mar 2022 01:29:56 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238220AbiCJBay (ORCPT ); Wed, 9 Mar 2022 20:30:54 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59948 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237301AbiCJBav (ORCPT ); Wed, 9 Mar 2022 20:30:51 -0500 Received: from mail-yb1-xb30.google.com (mail-yb1-xb30.google.com [IPv6:2607:f8b0:4864:20::b30]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3DC96101F1B for ; Wed, 9 Mar 2022 17:29:52 -0800 (PST) Received: by mail-yb1-xb30.google.com with SMTP id u10so7976711ybd.9 for ; Wed, 09 Mar 2022 17:29:52 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=+sGtGQKWCDsfpy7q5dRmvCMVZRb/ItkkfTMcTCDlwnY=; b=vaT9jvCkNdIj2irJAN4KCLlbED7q2bnD4fwgbJQ80prmYcRw9lduJ7xTTaThyzxT3S 2rwoJZnXaYSAGV0W2fCrdKwc6HEP0Rj0IOAuqBxsPRKkJm9LdiraMgHztyhICLHovrjA AgRKDK7/862rIVw9HZoin04iQHwNO4KAlvWBGy237gZGYWzOKYbZpsyj/EmQ55AIlJiA ZXRP299SNLUjri8K9buQEvv2A90yPd7vYCAYAELfwUdV1rRK2JCZWPxMWiDzAvCRFPPv AdiDXdl5HdmKEJh35/XVod/TexgNBKcKSXgWVg0UcbPhg9AAzCdNnOoF0Q9v7cWbVHtG 03Jw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=+sGtGQKWCDsfpy7q5dRmvCMVZRb/ItkkfTMcTCDlwnY=; b=H6NJqs0FOb9KFTZV/4wPOYW6Hw6a7DMQAyaEJXSfLfYP1Jhily2IhCM5LgdmsmRM4m mzmyRLYR6OCGvjllQLwN/O45A/hk3YkbQhyzM6yTj8b8D2AQztQB2WQN2sH46rTWk1Yz BsiUt7HAXbm3d04mRIDjhN2bn1GdiIryaohE1+g70Y3TXm2iqQm0gNbfw03BY3mU6kqL K0j6sFpCNVVUG02bftpGsLMuPeXzQP0hd97cFZtjPRYyCrzjM5Hk6GwscJpHCytKTbCI w8QWWYh4fFVTCSTKc4/TBJKVYUHcUeKDum2ofdb7mM1EzRjikCtkWwlkXsS/7nWd+8gI OxAQ== X-Gm-Message-State: AOAM531tGFWDh+FVGvEHffigJ/+4sHpeZsvTOkw+BTNEGpkyw2BnLja5 DrhkTq2h4gKMKwSVImjn5FwMpvr5/9vTiUL6bVadBA== X-Google-Smtp-Source: ABdhPJzq9VLqcrspkH6SlHz0AWuAqOJ3oZdiZNZDgcgs+1R/wsd2In8qIIbvHoo7UyraGrkTQNHpQKkio5PDk94i2C4= X-Received: by 2002:a25:da85:0:b0:629:36f:5669 with SMTP id n127-20020a25da85000000b00629036f5669mr2140791ybf.492.1646875791503; Wed, 09 Mar 2022 17:29:51 -0800 (PST) MIME-Version: 1.0 References: <20220309144138.360482-1-arnd@kernel.org> <20220309144138.360482-2-arnd@kernel.org> <27250b4e-cf04-0dab-d658-bb472face5ea@arm.com> <08232117-7444-55d8-e13c-b49828c8f3e9@arm.com> In-Reply-To: From: Linus Walleij Date: Thu, 10 Mar 2022 02:29:39 +0100 Message-ID: Subject: Re: [PATCH 2/2] ARM: remove support for NOMMU ARMv4/v5 To: Arnd Bergmann Cc: Vladimir Murzin , Robin Murphy , Russell King , Arnd Bergmann , kernel test robot , Thomas Gleixner , Marc Zyngier , Ard Biesheuvel , Andrew Morton , Mark Rutland , Linux ARM , Linux Kernel Mailing List , "Russell King (Oracle)" , Anshuman Khandual Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Mar 9, 2022 at 5:38 PM Arnd Bergmann wrote: > Any opinion on removing CPU_ARM{7TDMI,740T,940T,946E}? 7TDMI was/is extremely prolific, it is everywhere (such as in CSR/SiRF GPS chips, SD cards, hard disks, a lot of sensors and what not). That said I have never seen one of these systems with enough memory to boot a recent Linux kernel. I think with the failure to push the kernel footprint down (due to lack of interest) they don't really have a future as Linux targets. They all run $small_os. Yours, Linus Walleij