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=-3.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED 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 08C52C11F64 for ; Mon, 28 Jun 2021 21:18:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id DECAB61CF1 for ; Mon, 28 Jun 2021 21:18:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237872AbhF1VVN (ORCPT ); Mon, 28 Jun 2021 17:21:13 -0400 Received: from mail-vk1-f175.google.com ([209.85.221.175]:34459 "EHLO mail-vk1-f175.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237034AbhF1VVD (ORCPT ); Mon, 28 Jun 2021 17:21:03 -0400 Received: by mail-vk1-f175.google.com with SMTP id n131so4282310vke.1; Mon, 28 Jun 2021 14:18:36 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=YAPeZCiuZX0F/GKB9DHzWgF67b8W80bULssMkRJhBdU=; b=fxcAshYCRPc99lPxZBXPRVLRefbFiWZPU2EA664OrK17tjcyJJRnqjn9ZpP/KXkjth Hv3Z84Ro/B5PxsyVM6GVm9bxMwv5M5wckVLYotKZbwv33lY2QxhF3oZTVB+a0HJjBlTx mm+dv2BdyI8CtMJbdkvdD2gxHU8bR//Ad+rL5tEc6YAcreHfPnkzTcAzH5Myod0xV809 SDUP6DsGza7wASStMKBdt6xTtHi+17yI4bHcRkQv9+R6Tv9sIgRkH2OLAnhWiqPC1RwF I8qCVVZPNXbIDUx1EIJGgpx8VDpwArECdDZ99xARTxMltG6tRrVkXjvFKtL6OEWi240A SJeQ== X-Gm-Message-State: AOAM530WTcjnkB0c5h/1xDjJTrUQ3QGijk4gSXYVGT1+d3+YjZ1SqGHa X+GM/UfNfDNpvzNh+KrKhqezVvN5qL+RIjfdUIw= X-Google-Smtp-Source: ABdhPJz02C8/Rqz1MLP5OMvzVz4lWfCJWP2GqRlYIlNT7pCBifFG/TCv8TYML8eH38S4XLZXJKY6x0w/FrLjgKnSEck= X-Received: by 2002:a05:6122:b72:: with SMTP id h18mr16635065vkf.1.1624915116084; Mon, 28 Jun 2021 14:18:36 -0700 (PDT) MIME-Version: 1.0 References: <87a6njf0ia.fsf@disp2133> <87tulpbp19.fsf@disp2133> <87zgvgabw1.fsf@disp2133> <875yy3850g.fsf_-_@disp2133> <6e283d24-7121-ae7c-d5ad-558f85858a09@gmail.com> <7ad6c3a9-b983-46a5-fc95-f961b636d3fe@gmail.com> In-Reply-To: From: Geert Uytterhoeven Date: Mon, 28 Jun 2021 23:18:24 +0200 Message-ID: Subject: Re: [PATCH 0/9] Refactoring exit To: Michael Schmitz Cc: Al Viro , "Eric W. Biederman" , Linus Torvalds , linux-arch , Jens Axboe , Oleg Nesterov , Linux Kernel Mailing List , Richard Henderson , Ivan Kokshaysky , Matt Turner , alpha , linux-m68k , Arnd Bergmann , Tejun Heo , Kees Cook Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Michael, On Mon, Jun 28, 2021 at 10:13 PM Michael Schmitz wrote: > On 29/06/21 7:17 am, Geert Uytterhoeven wrote: > >>> The warning is printed when using filesys-ELF-2.0.x-1400K-2.gz, > >>> which is a very old ramdisk from right after the m68k a.out to ELF > >>> transition: > >>> > >>> warning: process `update' used the obsolete bdflush system call > >>> Fix your initscripts? > >>> > >>> I still boot it, once in a while. > >> OK; you take the cake. That ramdisk came to mind when I thought about > >> where I'd last seen bdflush, but I've not used it in ages (not sure 14 > >> MB are enough for that). > > Of course it will work on your 14 MiB machine! It fits on a floppy, _after_ > > decompression. It was used by people to install Linux on the hard disks > > of their beefy m68k machines, after they had set up the family Christmas > > tree, in December 1996. > > Been there, done that. Wrote the HOWTO for ext2 filesystem byte-swapping. I knew I could revive your memory ;-) > > I also have a slightly larger one, built from OpenWRT when I did my first > > experiments on that. Unlike filesys-ELF-2.0.x-1400K-2.gz, it does open > > a shell on the serial console, so it is more useful to me. > > > >> The question then is - will bdflush fail gracefully, or spin retrying > >> the syscall? > > Will add to my todo list... > > BTW, you can boot this ramdisk on ARAnyM, too. > > True. I can't find that ramdisk image anywhere - if you can point me to > some archive, I'll give that a try. http://ftp.mac.linux-m68k.org/pub/linux-mac68k/initrd/ Gr{oetje,eeting}s, Geert -- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds