Received: by 2002:a05:6a10:c604:0:0:0:0 with SMTP id y4csp656985pxt; Thu, 12 Aug 2021 06:55:27 -0700 (PDT) X-Google-Smtp-Source: ABdhPJxiRnF9Ke5XPj4Ro38qUpqjy2EDUPBK3fLo5+t6BGvxwSHj85Q6uZdeGiowkR90CbX5BfCR X-Received: by 2002:a02:8206:: with SMTP id o6mr3859349jag.92.1628776527110; Thu, 12 Aug 2021 06:55:27 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1628776527; cv=none; d=google.com; s=arc-20160816; b=Rdyu3Hh9WpTCm12oExMYFWgt/pWBgIXoYSoBiRp1GWE7f5eF/Oq1f2yYaEiikhH0re Sq0kb4NWw7ktHdQ/KNN5tNlj3KxDG60GXiWuuKIEWGuAq8njr2gekkhBg/MIwZJ+RWKo edjZHhDmH4g8XOYSs3ueVuyKGWShclDfOBoVM/XV1mQB6hGVzV7DHl3bdICsjj4HQZOl BFrBiywOVT/h7HXLrVadPJTwzG8z+b3hOUc3RUsPvP5jC1eUoj44hNPdUAtYm9bZf+xj VacVREopRBjWcwlk9kZMbiwjh83Ejll+Yxi2Ib9GY4YYLumh24jjFgg0l0pci+HDRxDC z2WQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-language:content-transfer-encoding :in-reply-to:mime-version:user-agent:date:message-id:references:cc :to:from:subject; bh=8YyhfuzufwKhjOxHldcvpYkudSc9gj0zJqjyu/wqd4E=; b=sijRufGZw27iDYBLYJobH8IiyJho3q/tdJLeHL9E2fU8i/1K3g03Njn/Pi7X5NnmKc +jqElkIjrNvKo7QRkxdS0igLv/oLIobhBrQzSoDSvsDSsfswO/kv0nrZPMLfRHZp2dn6 aoHFkA+Hi4LQcXhbgsLulknjUdyOoYa9LwSiYF15/PmYNzG8pss6KCkcA9I4ceav8zmE nzx525zH+lP9Y2NWr+qEtkLkkVeM2KZbNk8JM9yywPzbSxDU1zIaDb8DU8Q604mRpU22 ByT+BzgNIrYHTO1fFk16c+WFVihXHpppPWIi+UcjE2K+buKQXJhOu32efZx/fNcUobTl ma6w== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=huawei.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id h9si3011947ils.85.2021.08.12.06.55.15; Thu, 12 Aug 2021 06:55:27 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=huawei.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237681AbhHLNwQ (ORCPT + 99 others); Thu, 12 Aug 2021 09:52:16 -0400 Received: from szxga08-in.huawei.com ([45.249.212.255]:13267 "EHLO szxga08-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232772AbhHLNwP (ORCPT ); Thu, 12 Aug 2021 09:52:15 -0400 Received: from dggemv704-chm.china.huawei.com (unknown [172.30.72.54]) by szxga08-in.huawei.com (SkyGuard) with ESMTP id 4Glp4z5Xchz1CVcp; Thu, 12 Aug 2021 21:51:31 +0800 (CST) Received: from dggpemm500001.china.huawei.com (7.185.36.107) by dggemv704-chm.china.huawei.com (10.3.19.47) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2176.2; Thu, 12 Aug 2021 21:51:48 +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 15.1.2176.2; Thu, 12 Aug 2021 21:51:47 +0800 Subject: Re: [PATCH v3 0/6] ARM: mm: cleanup page fault and fix pxn process issue From: Kefeng Wang To: Russell King , CC: Catalin Marinas , , Andrew Morton , Jungseung Lee , Will Deacon References: <20210610123556.171328-1-wangkefeng.wang@huawei.com> Message-ID: Date: Thu, 12 Aug 2021 21:51:46 +0800 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:60.0) Gecko/20100101 Thunderbird/60.7.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset="utf-8"; format=flowed Content-Transfer-Encoding: 8bit Content-Language: en-US X-Originating-IP: [10.174.177.243] X-ClientProxiedBy: dggems701-chm.china.huawei.com (10.3.19.178) To dggpemm500001.china.huawei.com (7.185.36.107) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 2021/7/31 14:42, Kefeng Wang wrote: > > On 2021/6/10 20:35, Kefeng Wang wrote: >> The patchset cleanup ARM page fault handle to improve readability, >> fix the page table entries printing and fix infinite loop in the >> page fault handler when user code execution with privilege mode if >> ARM_LPAE enabled. > > Hi  Russell, I make some changes according your advise, could you give > me > > some comments about this patchset, I want to make sure that whether they > > can be sent to  the ARM patch system,  many thanks. Keep ping... > >> v3: >> - drop the fix about page table printing >> - kill page table base print instead of printing the physical address >> - only die when permission fault both kernel-mode and user code >> execution >>    with privilege mode >> - drop LPAE specific >>