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 kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2F4BBC433F5 for ; Wed, 1 Jun 2022 01:05:54 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 6E9216B0071; Tue, 31 May 2022 21:05:53 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 694526B0073; Tue, 31 May 2022 21:05:53 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 5820B6B0074; Tue, 31 May 2022 21:05:53 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0014.hostedemail.com [216.40.44.14]) by kanga.kvack.org (Postfix) with ESMTP id 47AC76B0071 for ; Tue, 31 May 2022 21:05:53 -0400 (EDT) Received: from smtpin28.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay13.hostedemail.com (Postfix) with ESMTP id 11C92603F0 for ; Wed, 1 Jun 2022 01:05:53 +0000 (UTC) X-FDA: 79527874986.28.208A280 Received: from szxga02-in.huawei.com (szxga02-in.huawei.com [45.249.212.188]) by imf12.hostedemail.com (Postfix) with ESMTP id 4267B4007B for ; Wed, 1 Jun 2022 01:05:11 +0000 (UTC) Received: from dggpemm500024.china.huawei.com (unknown [172.30.72.57]) by szxga02-in.huawei.com (SkyGuard) with ESMTP id 4LCW8f5kbPzRhXZ; Wed, 1 Jun 2022 09:02:42 +0800 (CST) Received: from dggpemm500001.china.huawei.com (7.185.36.107) by dggpemm500024.china.huawei.com (7.185.36.203) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.24; Wed, 1 Jun 2022 09:05:29 +0800 Received: from [10.174.177.243] (10.174.177.243) by dggpemm500001.china.huawei.com (7.185.36.107) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.24; Wed, 1 Jun 2022 09:05:28 +0800 Message-ID: <01b16b0a-ab3b-08e2-b141-2a2cbd89466f@huawei.com> Date: Wed, 1 Jun 2022 09:05:28 +0800 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:91.0) Gecko/20100101 Thunderbird/91.9.1 Subject: Re: [PATCH v3 4/6] mm: ioremap: Add arch_ioremap/iounmap() Content-Language: en-US To: Christoph Hellwig CC: Arnd Bergmann , Catalin Marinas , Will Deacon , Andrew Morton , Linux ARM , Linux Kernel Mailing List , Linux-MM , "Anshuman Khandual" References: <20220519082552.117736-1-wangkefeng.wang@huawei.com> <20220519082552.117736-5-wangkefeng.wang@huawei.com> <4c848b48-6ddf-664a-6296-d85ab49a694d@huawei.com> From: Kefeng Wang In-Reply-To: Content-Type: text/plain; charset="UTF-8"; format=flowed Content-Transfer-Encoding: 8bit X-Originating-IP: [10.174.177.243] X-ClientProxiedBy: dggems702-chm.china.huawei.com (10.3.19.179) To dggpemm500001.china.huawei.com (7.185.36.107) X-CFilter-Loop: Reflected X-Rspamd-Server: rspam07 X-Rspamd-Queue-Id: 4267B4007B X-Stat-Signature: n36r6neksfpita6zms9posepzd1nzi58 X-Rspam-User: Authentication-Results: imf12.hostedemail.com; dkim=none; spf=pass (imf12.hostedemail.com: domain of wangkefeng.wang@huawei.com designates 45.249.212.188 as permitted sender) smtp.mailfrom=wangkefeng.wang@huawei.com; dmarc=pass (policy=quarantine) header.from=huawei.com X-HE-Tag: 1654045511-669780 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On 2022/5/31 14:13, Christoph Hellwig wrote: > On Tue, May 24, 2022 at 10:53:54PM +0800, Kefeng Wang wrote: >> Christoph  suggested in the first version, >> >> https://lore.kernel.org/linux-arm-kernel/Ymq2uX%2FY15HlIpo7@infradead.org/ > Yeah, mostly to eventually also covers mips. But if this causes > problems now please just dumb it down and we can revisit the interface > when actually needed. > . OK， will rethink the return value and resend after 5.19-rc1， thanks all.