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=-5.2 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 2E74CC433FE for ; Sat, 5 Dec 2020 13:00:52 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 481B322DFA for ; Sat, 5 Dec 2020 13:00:51 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 481B322DFA Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=lst.de Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 85AA76B0036; Sat, 5 Dec 2020 08:00:50 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 80A976B005D; Sat, 5 Dec 2020 08:00:50 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 71F086B0068; Sat, 5 Dec 2020 08:00:50 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0063.hostedemail.com [216.40.44.63]) by kanga.kvack.org (Postfix) with ESMTP id 5A0B26B0036 for ; Sat, 5 Dec 2020 08:00:50 -0500 (EST) Received: from smtpin04.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay01.hostedemail.com (Postfix) with ESMTP id 248C1180AD811 for ; Sat, 5 Dec 2020 13:00:50 +0000 (UTC) X-FDA: 77559238260.04.hook90_4b0eab5273cd Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin04.hostedemail.com (Postfix) with ESMTP id EF6EA80081D2 for ; Sat, 5 Dec 2020 13:00:49 +0000 (UTC) X-HE-Tag: hook90_4b0eab5273cd X-Filterd-Recvd-Size: 1484 Received: from verein.lst.de (verein.lst.de [213.95.11.211]) by imf07.hostedemail.com (Postfix) with ESMTP for ; Sat, 5 Dec 2020 13:00:49 +0000 (UTC) Received: by verein.lst.de (Postfix, from userid 2407) id EFA4467357; Sat, 5 Dec 2020 14:00:45 +0100 (CET) Date: Sat, 5 Dec 2020 14:00:45 +0100 From: Christoph Hellwig To: Christophe Leroy Cc: Christoph Hellwig , Michael Ellerman , Benjamin Herrenschmidt , Paul Mackerras , viro@zeniv.linux.org.uk, akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-mm@kvack.org, Linus Torvalds Subject: Re: [PATCH] powerpc/mm: Fix KUAP warning by providing copy_from_kernel_nofault_allowed() Message-ID: <20201205130045.GA28606@lst.de> References: <20201205084804.GA25452@lst.de> <0ede82c3-d4e9-6ce6-0590-6254272c3ae2@csgroup.eu> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.17 (2007-11-01) 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: Yes, I think at this point in the release cycle the specific powerpc fix is safer anyway. But this screams for an eventual general solution.