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=-3.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,TVD_SUBJ_WIPE_DEBT,URIBL_BLOCKED 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 67401C433E2 for ; Fri, 4 Sep 2020 06:00:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 24EAC206E7 for ; Fri, 4 Sep 2020 06:00:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1599199234; bh=CufiwZgoptbCZRGNm9qMJI8XdSf+8qMLviIADfz6+sc=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=xQSt1ZhIqMRplEVPdqIL/k4za1khsByg+Bw2gx1vrqPFiKDJUen1JuICdEpm6rfqA zGRMAicjhc2kk955F7iHhNIt68lGWPQ8Cq8zdsLnQxkiEGY+PUHNjJcM58mGO1aicK j3O9hfUmuOK+/y9C5Ay2DzOT/myQy9Y05bBzKviA= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726511AbgIDGA3 (ORCPT ); Fri, 4 Sep 2020 02:00:29 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38160 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725812AbgIDGA2 (ORCPT ); Fri, 4 Sep 2020 02:00:28 -0400 Received: from mail-ej1-x644.google.com (mail-ej1-x644.google.com [IPv6:2a00:1450:4864:20::644]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 48487C061244; Thu, 3 Sep 2020 23:00:28 -0700 (PDT) Received: by mail-ej1-x644.google.com with SMTP id z23so6944785ejr.13; Thu, 03 Sep 2020 23:00:28 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=sender:date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=/RbKFcDe/9p0eCn6PVwL3hGGJ9h1UwG7+EMiD7IMIjA=; b=BUUjH6498pxgKlkI7TBQkAxL4YAOzv1LuihEIjbUhMlESZB9pcmBNlol1CXWwjT3QA GLzgR1b5EhnjoX1bPYt3Hi+Ahrt4TJ6gkdCjW6PB4FmtMV4zqNCGt9xlA+64OUjDtdeA NrrDxCFEgrxrN8exnV279/ZKGMyixFaXASn2kADFjY4/3WaHmmuCEQmWp3MDs66/miJa ksLSa3zmEexrNsV7V+5t1v6NG/6WmSqUBJCREH+GegDbN0ai4pgrWp5wyoeIwAAIN5yv 83ERivChI0D+Ky59cSCS2nhTILw7TgtSN99hoNpdlqipXI1DUcgXY1dIukd08J8Jc2wL oG1w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:date:from:to:cc:subject:message-id :references:mime-version:content-disposition:in-reply-to; bh=/RbKFcDe/9p0eCn6PVwL3hGGJ9h1UwG7+EMiD7IMIjA=; b=j/uWxs8e/YTk6ynojrmJOSkTjnFZBhz1cXVjh32q5hfmhMw+jA7WekioDnbvv1Zz+V Scb3Jz748Mlsia2Wp+1K0R1BB/w4ZC/sLgXRvH8XfZ/1ExyJF7ZtB5es8HwaIBt7DEKN eQxjWler0W0LHcLBLOldy4jAEyAdQy6s6irog3xcUqpNGuazuDQ8BsFCxDUV84lF+iTz sn+PI90v/kXDKmy/h0wBsQwEcAVf998kzybKCBR+S1hFBPmuYngIGPKIwsMh7PgXliR+ v/tnqNHp5WDrTER50wOmVNMA/ojhpbsGHsQdvQvXZP3QrXnr954O1R+wyqyDpJAAkCpB YfVA== X-Gm-Message-State: AOAM532gAMFb8FKiRLYD8yJtHZPJAst7wIwed7RImHSa4iIvAYTnwnYc ufkSX/YvSV4/xNfnuq5nRRk= X-Google-Smtp-Source: ABdhPJw7qUGl/jQF6c84gFZcHhRqBS1gA5FSgsoreOSwdAggSpDPGO0dfyGq/1ecMqRsqPeYMPizIw== X-Received: by 2002:a17:906:a1d7:: with SMTP id bx23mr5864845ejb.273.1599199226711; Thu, 03 Sep 2020 23:00:26 -0700 (PDT) Received: from gmail.com (563BA415.dsl.pool.telekom.hu. [86.59.164.21]) by smtp.gmail.com with ESMTPSA id r26sm5332257ejb.102.2020.09.03.23.00.25 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 03 Sep 2020 23:00:26 -0700 (PDT) Date: Fri, 4 Sep 2020 08:00:24 +0200 From: Ingo Molnar To: Christoph Hellwig Cc: Linus Torvalds , Al Viro , Michael Ellerman , x86@kernel.org, Alexey Dobriyan , Luis Chamberlain , Kees Cook , linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-arch@vger.kernel.org, linuxppc-dev@lists.ozlabs.org Subject: Re: remove the last set_fs() in common code, and remove it for x86 and powerpc v3 Message-ID: <20200904060024.GA2779810@gmail.com> References: <20200903142242.925828-1-hch@lst.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200903142242.925828-1-hch@lst.de> Sender: linux-fsdevel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org * Christoph Hellwig wrote: > Hi all, > > this series removes the last set_fs() used to force a kernel address > space for the uaccess code in the kernel read/write/splice code, and then > stops implementing the address space overrides entirely for x86 and > powerpc. Cool! For the x86 bits: Acked-by: Ingo Molnar Thanks, Ingo