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 303B1C43334 for ; Mon, 27 Jun 2022 11:06:49 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 88CC78E0001; Mon, 27 Jun 2022 07:06:48 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 83D1F6B0072; Mon, 27 Jun 2022 07:06:48 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 7043A8E0001; Mon, 27 Jun 2022 07:06:48 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0012.hostedemail.com [216.40.44.12]) by kanga.kvack.org (Postfix) with ESMTP id 5E6E66B0071 for ; Mon, 27 Jun 2022 07:06:48 -0400 (EDT) Received: from smtpin25.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay13.hostedemail.com (Postfix) with ESMTP id 39FB060EE5 for ; Mon, 27 Jun 2022 11:06:48 +0000 (UTC) X-FDA: 79623738096.25.F9796D9 Received: from szxga01-in.huawei.com (szxga01-in.huawei.com [45.249.212.187]) by imf12.hostedemail.com (Postfix) with ESMTP id 211B940028 for ; Mon, 27 Jun 2022 11:06:46 +0000 (UTC) Received: from dggpemm500024.china.huawei.com (unknown [172.30.72.54]) by szxga01-in.huawei.com (SkyGuard) with ESMTP id 4LWlJ51YrSzkWZx; Mon, 27 Jun 2022 19:05:25 +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; Mon, 27 Jun 2022 19:06:43 +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; Mon, 27 Jun 2022 19:06:42 +0800 Message-ID: <3f99f9a1-5598-1c0a-b552-186ec6ff01ca@huawei.com> Date: Mon, 27 Jun 2022 19:06:41 +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 v5 0/6] arm64: Cleanup ioremap() and support ioremap_prot() Content-Language: en-US From: Kefeng Wang To: , , , , CC: , , , References: <20220607125027.44946-1-wangkefeng.wang@huawei.com> <9a6e61da-0a5c-02bb-d769-98cf1f602de8@huawei.com> In-Reply-To: <9a6e61da-0a5c-02bb-d769-98cf1f602de8@huawei.com> Content-Type: text/plain; charset="UTF-8"; format=flowed Content-Transfer-Encoding: 8bit X-Originating-IP: [10.174.177.243] X-ClientProxiedBy: dggems705-chm.china.huawei.com (10.3.19.182) To dggpemm500001.china.huawei.com (7.185.36.107) X-CFilter-Loop: Reflected ARC-Authentication-Results: i=1; imf12.hostedemail.com; dkim=none; dmarc=pass (policy=quarantine) header.from=huawei.com; spf=pass (imf12.hostedemail.com: domain of wangkefeng.wang@huawei.com designates 45.249.212.187 as permitted sender) smtp.mailfrom=wangkefeng.wang@huawei.com ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1656328007; a=rsa-sha256; cv=none; b=cQWii8gy+xtk8/0m80RDYCNchE3BMlRk0ZSW1gD2uKgKGA4qcQ5FRDf8PZAsc8pYaBikko o0AJlADXDNQVzHRi82V6vCKE0JtK7a5SswCOxw/22wDSDndCh/d1eW9pBFRPIxHLCC+tnn zB0YNDcdVc+Z2NBkBA80bAqQ0cyyYKQ= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1656328007; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=zX4vvfWdU6wZvqNnlwRbzIzIT2tP88JAa94vlq0x0f0=; b=6GucSzg2PUceRaP6WNUpxKLauAXd6dLJAPYMdBj5zRJVgoNmwisG7AF2S8aqYvSE04kPsU RwMDDYPB6Ahdqy/b2sylGAdC77DBoVcSkA4X+YlSO9mggwhXE4RnFmlagiiBvH85KhA/wE RBc1N4r7QnBVVoWMoFHOmmbGGuIDPOA= X-Stat-Signature: 41efcwpixzkp3a6uxgrc1qrkksbiiatm X-Rspamd-Server: rspam08 X-Rspam-User: X-Rspamd-Queue-Id: 211B940028 Authentication-Results: imf12.hostedemail.com; dkim=none; dmarc=pass (policy=quarantine) header.from=huawei.com; spf=pass (imf12.hostedemail.com: domain of wangkefeng.wang@huawei.com designates 45.249.212.187 as permitted sender) smtp.mailfrom=wangkefeng.wang@huawei.com X-HE-Tag: 1656328006-27119 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 2022/6/14 11:21, Kefeng Wang wrote: > Hi Catalin, could you help to pick up it, thanks. Kindly ping... > > On 2022/6/7 20:50, Kefeng Wang wrote: >> 1. Enhance generic ioremap to make it more useful. >> 2. Let's arm64 use GENERIC_IOREMAP to cleanup code. >> 3. Support HAVE_IOREMAP_PROT on arm64, which enable >> generic_access_phys(), >>     it is useful when debug(eg, gdb) via access_process_vm device memory >>     infrastructure.