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=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS autolearn=ham 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 66CD3C64EB8 for ; Tue, 9 Oct 2018 15:14:15 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 22999213A2 for ; Tue, 9 Oct 2018 15:14:15 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 22999213A2 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=linux-m68k.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726663AbeJIWbh (ORCPT ); Tue, 9 Oct 2018 18:31:37 -0400 Received: from mail-vk1-f194.google.com ([209.85.221.194]:37525 "EHLO mail-vk1-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726415AbeJIWbe (ORCPT ); Tue, 9 Oct 2018 18:31:34 -0400 Received: by mail-vk1-f194.google.com with SMTP id y128-v6so467994vky.4; Tue, 09 Oct 2018 08:14:10 -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=vAGqBbSA1RSQkPwWyc/kNxdcUaFy54e8ph6hVOVfms4=; b=kShC3KzTapKqacPHL++G5IROp/T5BXZJrUX3asi3MsyctH+5sGHP/Wlkj715AFRwbA 8tiX0zc5ntPr3taE8tZJADkCV1Ce2QaGIIzy/u0zasnRrU6VeM3LTdtiURFcNNTpil91 ua+mg9KC/r+CiPhZctJTfUMdoyKdZrJWK6s9uu5XJzkUT18ZK/3ASU3379bRGf5qEbMV bENQiWTk88sVx8NEmWFZXX24VSj8go/taBRF3lOXe5KIfDW3d/O5KXGuoFI6AzIQux1R mhGjhTnPHuaTlHWxI0GekgMc2YFRjs7Ku3cHzOOXObWAah6zwBKtjGsbDTK8W4NaRIKc ZOpA== X-Gm-Message-State: ABuFfohS8+I3RIpI/IUGBuT2cO5Aoe/bKyykDM6zCf1gdvJkNsrQ1LjA qf2owDarfH87I1GU4NEf3+gTka1LtSJY1IoF403aLw== X-Google-Smtp-Source: ACcGV62PaTnruQZsal+60+njskNgOXLchqbSfBlVbYThVVjfFKpN9VJfPfbMU75dGkva7KfCQvpInc5sn8Fywso5RCc= X-Received: by 2002:a1f:b547:: with SMTP id e68-v6mr10837096vkf.72.1539098049724; Tue, 09 Oct 2018 08:14:09 -0700 (PDT) MIME-Version: 1.0 References: <0d489a2c917d6e8528fad099023eac3d5a516787.1539092111.git.christophe.leroy@c-s.fr> <1539097191.64374.44.camel@acm.org> In-Reply-To: <1539097191.64374.44.camel@acm.org> From: Geert Uytterhoeven Date: Tue, 9 Oct 2018 17:13:57 +0200 Message-ID: Subject: Re: [PATCH v3 03/24] drivers/block/z2ram: use ioremap_wt() instead of __ioremap(_PAGE_WRITETHRU) To: Bart Van Assche Cc: Christophe Leroy , Bartlomiej Zolnierkiewicz , Benjamin Herrenschmidt , Dominik Brodowski , Geoff Levand , Jens Axboe , Kumar Gala , Leo Li , Michael Ellerman , Nicholas Piggin , Paul Mackerras , Scott Wood , "Aneesh Kumar K.V" , Linux Fbdev development list , Linux Kernel Mailing List , DRI Development , linux-block@vger.kernel.org, linuxppc-dev , Linux ARM , Debian m68k , linux-m68k Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Bart, CC debian-68k, linux-m68k On Tue, Oct 9, 2018 at 5:00 PM Bart Van Assche wrote: > On Tue, 2018-10-09 at 13:51 +0000, Christophe Leroy wrote: > > _PAGE_WRITETHRU is a target specific flag. Prefer generic functions. > > > > Acked-by: Geert Uytterhoeven > > Signed-off-by: Christophe Leroy > > Hi Geert, > > All patches that have been applied to this driver since 2005 are API refactoring > patches. I haven't found any patches in the history of this driver that seem to > have been submitted by a user of this driver. Do you perhaps know whether anyone > is using this driver? The z2ram is a very simple driver, used to configure (slower) Zorro II RAM as a swap device. So I'm not so surprised no one submitted functional patches. I believe it's still being used. Probably it could be modified to use mtdram. 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