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=-8.2 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 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 647F2CA9EB9 for ; Mon, 21 Oct 2019 08:47:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 3B39821744 for ; Mon, 21 Oct 2019 08:47:39 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=cogentembedded-com.20150623.gappssmtp.com header.i=@cogentembedded-com.20150623.gappssmtp.com header.b="1m2lTqA9" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727802AbfJUIri (ORCPT ); Mon, 21 Oct 2019 04:47:38 -0400 Received: from mail-lf1-f66.google.com ([209.85.167.66]:44717 "EHLO mail-lf1-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727017AbfJUIri (ORCPT ); Mon, 21 Oct 2019 04:47:38 -0400 Received: by mail-lf1-f66.google.com with SMTP id q12so9369471lfc.11 for ; Mon, 21 Oct 2019 01:47:37 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cogentembedded-com.20150623.gappssmtp.com; s=20150623; h=subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=QXiJynjMNN+K0FoWykKekuEj/OBAnoR2FAHWqATIrfA=; b=1m2lTqA9g8pR+gNDKI38Hf1YD7AHOVMKSH+qSD61rfazdteezEy9qc5uu2ptisQ9la 2LtDIJrwJ7X1O01IGsFjD9Q/tJKUKXCVjQmfmnHyU1gdA5IsuEbNn8xmSiwXeHIxvmk/ 6pVLd5kq52suDJKdMlVESukd4NeWOaLnxEtoHQCsXi6XdP7Fg9uthetLEeVehsgGmwkk ja7ACVppObMYfmKfim6MGSHkS3TgOluieW1CYSonwzhW9/htLzCwwZtSsHf1htBxQR70 GPCtExDc04v5gmZKf1XkxxBDsYhoYYnWBWz0PP+O7PTGn50JCdZZF3jn0h256hnPJzT7 KjZA== 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=QXiJynjMNN+K0FoWykKekuEj/OBAnoR2FAHWqATIrfA=; b=kV+QtrfvGK5ppfKU0+PubA5/7+CarJDtw20hUaqM5TNGRMsLfVTcPvfcz660sxUToT kILx1O//t3rCOxkHL49aO2qRiwjGtUBpibZunEN+H4LVciTab+BF+6dQcTIniJDZDcGT Fb5OIT9NI3TTC4Nf0mH2iS79mUm6GXdr91ihmO0aV4qqpFTbg4HFk08QQLEJa8ByJmoX 2YxuadZhsqrW8BTrbVN6U+FhhcMp2fYtxO3pyoxXIXPfrWzfqKw061O8X/vnxXpz3AsT v+nhKFAHBjQJouKqN2prBmPsc6Zop305U/YNHshz63hB9eWmXCBFVExNWwEjIRZMDBrS ABeg== X-Gm-Message-State: APjAAAVXJQk57lDo7JQs4V0ZatQA8EFTuqcsFzrK+mcHTNz/xfg4Bw6Q j38ZAr2rAO/DlNgHLL9XK2dySg== X-Google-Smtp-Source: APXvYqylsk8yws60VuLL0ozqdrRuKOuNEAm0brGxK1g45riofpGFYvmXbrn9qDfFdvJfYm2OEK4gUA== X-Received: by 2002:ac2:4283:: with SMTP id m3mr14587900lfh.41.1571647656443; Mon, 21 Oct 2019 01:47:36 -0700 (PDT) Received: from ?IPv6:2a00:1fa0:2d0:74aa:edd9:b20e:81b0:5b8f? ([2a00:1fa0:2d0:74aa:edd9:b20e:81b0:5b8f]) by smtp.gmail.com with ESMTPSA id x76sm12649907ljb.81.2019.10.21.01.47.34 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 21 Oct 2019 01:47:35 -0700 (PDT) Subject: Re: [PATCH 03/21] ia64: rename ioremap_nocache to ioremap_uc To: Christoph Hellwig , Arnd Bergmann , Guo Ren , Michal Simek , Greentime Hu , Vincent Chen , Guan Xuetao , x86@kernel.org Cc: linux-alpha@vger.kernel.org, linux-snps-arc@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-hexagon@vger.kernel.org, linux-ia64@vger.kernel.org, linux-m68k@lists.linux-m68k.org, linux-mips@vger.kernel.org, nios2-dev@lists.rocketboards.org, openrisc@lists.librecores.org, linux-parisc@vger.kernel.org, linux-riscv@lists.infradead.org, linux-s390@vger.kernel.org, linux-sh@vger.kernel.org, sparclinux@vger.kernel.org, linux-xtensa@linux-xtensa.org, linux-mtd@lists.infradead.org, linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org References: <20191017174554.29840-1-hch@lst.de> <20191017174554.29840-4-hch@lst.de> From: Sergei Shtylyov Message-ID: <915c9aaa-ea20-7c29-7ee8-5c5f68f7d123@cogentembedded.com> Date: Mon, 21 Oct 2019 11:47:17 +0300 User-Agent: Mozilla/5.0 (Windows NT 6.3; WOW64; rv:60.0) Gecko/20100101 Thunderbird/60.9.0 MIME-Version: 1.0 In-Reply-To: <20191017174554.29840-4-hch@lst.de> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-parisc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-parisc@vger.kernel.org Hello! On 17.10.2019 20:45, Christoph Hellwig wrote: > On ia64 ioremap_nocache fails if attributs don't match. Not other Attributes? > architectures does this, and we plan to get rid of ioremap_nocache. > So get rid of the special semantics and define ioremap_nocache in > terms of ioremap as no portable driver could rely on the behavior > anyway. > > However x86 implements ioremap_uc with a in a similar way as the ia64 With a what? > version of ioremap_nocache, so implement that instead. > > Signed-off-by: Christoph Hellwig > --- > arch/ia64/include/asm/io.h | 6 +++--- > arch/ia64/mm/ioremap.c | 4 ++-- > 2 files changed, 5 insertions(+), 5 deletions(-) > > diff --git a/arch/ia64/include/asm/io.h b/arch/ia64/include/asm/io.h > index 54e70c21352a..fec9df9609ed 100644 > --- a/arch/ia64/include/asm/io.h > +++ b/arch/ia64/include/asm/io.h [...] MBR, Sergei