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=-5.3 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 autolearn=no 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 8A841C433C1 for ; Tue, 30 Mar 2021 17:49:24 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2AE2B6146D for ; Tue, 30 Mar 2021 17:49:24 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230071AbhC3Rst (ORCPT ); Tue, 30 Mar 2021 13:48:49 -0400 Received: from verein.lst.de ([213.95.11.211]:59996 "EHLO verein.lst.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230031AbhC3Rsh (ORCPT ); Tue, 30 Mar 2021 13:48:37 -0400 Received: by verein.lst.de (Postfix, from userid 2407) id 1F87368B05; Tue, 30 Mar 2021 19:48:35 +0200 (CEST) Date: Tue, 30 Mar 2021 19:48:35 +0200 From: Christoph Hellwig To: Thomas Bogendoerfer Cc: linux-mips@vger.kernel.org, linux-kernel@vger.kernel.org, hch@lst.de Subject: Re: [PATCH 1/3] MIPS: uaccess: Added __get/__put_kernel_nofault Message-ID: <20210330174835.GA15145@lst.de> References: <20210330172702.146909-1-tsbogend@alpha.franken.de> <20210330172702.146909-2-tsbogend@alpha.franken.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20210330172702.146909-2-tsbogend@alpha.franken.de> User-Agent: Mutt/1.5.17 (2007-11-01) Precedence: bulk List-ID: X-Mailing-List: linux-mips@vger.kernel.org On Tue, Mar 30, 2021 at 07:26:58PM +0200, Thomas Bogendoerfer wrote: > Added __get/__put_kernel_nofault as preparation for removing > get/set_fs. For !CONFIG_EVA __get_user_common is simply defined to __get_kernel_common, which probably does the wrong thing here as it would allow access to user space addresses, won't it?