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=-1.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS 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 D7D7BC433DF for ; Wed, 1 Jul 2020 19:04:57 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B17032082F for ; Wed, 1 Jul 2020 19:04:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1593630297; bh=IVF5JSyPSHB7r6pMsdAsaxy1uyu7TC8sGBCdwrK0wCA=; h=References:In-Reply-To:From:Date:Subject:To:Cc:List-ID:From; b=TS+/EDoZlblJmfU6QumC4hGLm7v+mIc+GYH2L6MsXmbwkCfvhRKDJEXV0nVpd/wLp r+8OoYu5ExI8Hi1q0Dx3KqdTkGPXou51VmRqQ7QqE9pjwfCL/PB298lMGE3Z3/42Xx zsgFARCBhNNamW+2jvIuQ+zGBsvGjiEUmuwzTLu8= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726760AbgGATE4 (ORCPT ); Wed, 1 Jul 2020 15:04:56 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37202 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725535AbgGATE4 (ORCPT ); Wed, 1 Jul 2020 15:04:56 -0400 Received: from mail-lf1-x12e.google.com (mail-lf1-x12e.google.com [IPv6:2a00:1450:4864:20::12e]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A82E6C08C5C1 for ; Wed, 1 Jul 2020 12:04:55 -0700 (PDT) Received: by mail-lf1-x12e.google.com with SMTP id s16so8903746lfp.12 for ; Wed, 01 Jul 2020 12:04:55 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux-foundation.org; s=google; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=LfIJEhCwwu+fefbhHCXDCs/F8dmiQuAFEN1MZjUcMz4=; b=Xp5heb7W/4/4YHhd6hrXqdqlT6vB2rGBK+UHi9fgP2clCojJL2rpuiKJrMidehTB92 Uk7pvtmw/pRoDnZeAmUPp7WzsCo3AuslBYwFz+JT3MAB5c3PCtPlhSbYhYJBFmzQh90Z glSR0lZ5wSPIUk8NeOG7Pq++Can0uDy0S3XD8= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=LfIJEhCwwu+fefbhHCXDCs/F8dmiQuAFEN1MZjUcMz4=; b=AtWVLD3G3suz1BrPJNJMNiHmYWknEJb0PVbwKUxOChTZOpaMEwIbK366cV6GK9MhqH 8oF8s69+PxEUTWFg7lY0UC0BRDItrCfH1B3jHdxMAmfxTyCovqyCgFaUiVUiMwidpzTK J5/lAokQN0GiPoJ5hFtXXK33WkbAhVBZ546ln7Fopt66MnMP+ybm44VHBdoyoCvkBxTx H6cCMgtopX2YYfqqzfzDm4U/d606CaYFEBVXUnlsRnG3BCMyAofzemkwAtpTCfUGoBn1 aCVctyoqqlPi7HvOTIFimqGFnPttrBj5h8/z40BmskYWv+Yj3nYfwwzmkqw8agxRP2Kh y2qw== X-Gm-Message-State: AOAM530rHPfCDt/9AHN/I7n73QYY8AWU8Om5BgjBUte1H0ShDdct9Uby 2nhyng6CKcLoQ4jBFRoZ92O5CfrD4G4= X-Google-Smtp-Source: ABdhPJypN18E9hVr2JA2TydS7JbnHkkxr+xJV46WW8U90cMbrlsz7U4LWKREIueycAJnB1BxYzITjg== X-Received: by 2002:a19:23cc:: with SMTP id j195mr15996270lfj.210.1593630293585; Wed, 01 Jul 2020 12:04:53 -0700 (PDT) Received: from mail-lj1-f173.google.com (mail-lj1-f173.google.com. [209.85.208.173]) by smtp.gmail.com with ESMTPSA id v20sm2348004lfe.46.2020.07.01.12.04.52 for (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 01 Jul 2020 12:04:52 -0700 (PDT) Received: by mail-lj1-f173.google.com with SMTP id h19so28514454ljg.13 for ; Wed, 01 Jul 2020 12:04:52 -0700 (PDT) X-Received: by 2002:a2e:9b42:: with SMTP id o2mr13730506ljj.102.1593630292231; Wed, 01 Jul 2020 12:04:52 -0700 (PDT) MIME-Version: 1.0 References: <20200701184131.GI2786714@ZenIV.linux.org.uk> In-Reply-To: <20200701184131.GI2786714@ZenIV.linux.org.uk> From: Linus Torvalds Date: Wed, 1 Jul 2020 12:04:36 -0700 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: objtool clac/stac handling change.. To: Al Viro Cc: Josh Poimboeuf , Peter Zijlstra , "the arch/x86 maintainers" , Linux Kernel Mailing List Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Jul 1, 2020 at 11:41 AM Al Viro wrote: > > Rather nasty for ppc; they have separate user_read_access_end() and > user_write_access_end(). That's actually for the access granting. Shutting the access down ends up always doing the same thing anyway.. Linus