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=-1.0 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS,T_DKIMWL_WL_MED, URIBL_BLOCKED autolearn=ham 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 B4283C4321D for ; Mon, 20 Aug 2018 14:27:16 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 4F99621581 for ; Mon, 20 Aug 2018 14:27:16 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=amacapital-net.20150623.gappssmtp.com header.i=@amacapital-net.20150623.gappssmtp.com header.b="bSC1r7BH" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 4F99621581 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=amacapital.net Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727001AbeHTRnF (ORCPT ); Mon, 20 Aug 2018 13:43:05 -0400 Received: from mail-pf1-f196.google.com ([209.85.210.196]:39614 "EHLO mail-pf1-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726748AbeHTRnF (ORCPT ); Mon, 20 Aug 2018 13:43:05 -0400 Received: by mail-pf1-f196.google.com with SMTP id j8-v6so6857175pff.6 for ; Mon, 20 Aug 2018 07:27:13 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amacapital-net.20150623.gappssmtp.com; s=20150623; h=mime-version:subject:from:in-reply-to:date:cc :content-transfer-encoding:message-id:references:to; bh=QVYdT9jQH3ImANVloEKSmq8Hg5ocricVPHa2cqn+N2E=; b=bSC1r7BHDkPSI2l6eIGqOm9j9+phoZgFsQznCoM4MMlDhCqBiyDoZ6OPPCoaB8TcJB bU94f5FQE0ruyIqHIO8mUrL1npdI5P9z339pBFPucdVKwCRRUbzXi5WVcuUEMcARn1Ue t/bWDoXV3OfjMBMF/vdW7U/8iEam5rDj14/A+kMGYt7Uplko1lLlL5GHPSXy8oOgOmd8 hSuprGk5KS+II7/gghPX9Bg0rMDijSsmpgCeSl+SxgtoBKjYS/jjMkoOlfArWv7iup+O E+I7pkRxI+6Pl/pLFkhwwg+/vhnUT4ykC9PFc3ZThRKBdUMnqwMba9Tzq3CqSEr1DQS1 +Dvw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:subject:from:in-reply-to:date:cc :content-transfer-encoding:message-id:references:to; bh=QVYdT9jQH3ImANVloEKSmq8Hg5ocricVPHa2cqn+N2E=; b=Kt+8GY8LstIM2aJa4cGNq05tDzzv4UKTb4bX7zv2JAIzm9aRj2hR0un7cuu7p2999N dad9nt8fWsy/WC4xOEwe6UOAL3VE7/pgFEAYwMXJ4d1l9En0KoISxQc6i02SUR2ygaf+ akIscqLy5FehnIpKcu4yavkgKDV6afqB6Sm1ahr4bg7+Hf7R+O09tAKnbfOlyTXosxBq 4dDDiWfffXZ7q4PB9KYqSspEArwdS1fhdCQNNQdzZ0gHPwsy8Qvr/xnA12j3RuuUWpkZ jiQyr3fvIuY5qjEGZnqvUxzqRrCqKkpals8l3pTiZnKgXjHd+p5uyv+rC3UpEh2HAO/U cNzw== X-Gm-Message-State: AOUpUlGONDqCwBLlccmjG7KJsCBqHpRlUABQqMi3p3krmwqB250PQO+f BZe6r4YBtPBkDvEJbHFt6R3KhA== X-Google-Smtp-Source: AA+uWPyMVLDlsR7EJfI8hTsdsvEIh6UlZM2Oc2eIKzAcnGiuOeQpPHwrIZIg1uXAOizPlWROsXotcA== X-Received: by 2002:a63:1d3:: with SMTP id 202-v6mr43240563pgb.136.1534775233197; Mon, 20 Aug 2018 07:27:13 -0700 (PDT) Received: from ?IPv6:2601:646:c200:7429:b4cc:81c8:3b3e:d8f? ([2601:646:c200:7429:b4cc:81c8:3b3e:d8f]) by smtp.gmail.com with ESMTPSA id w81-v6sm19506642pfk.92.2018.08.20.07.27.12 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 20 Aug 2018 07:27:12 -0700 (PDT) Content-Type: text/plain; charset=utf-8 Mime-Version: 1.0 (1.0) Subject: Re: [PATCH] x86/process: Export start_thread() From: Andy Lutomirski X-Mailer: iPhone Mail (15G77) In-Reply-To: Date: Mon, 20 Aug 2018 07:27:11 -0700 Cc: Rian Hunter , linux-kernel@vger.kernel.org, Ingo Molnar , "H. Peter Anvin" , x86@kernel.org, Andy Lutomirski , Borislav Petkov , Vitaly Kuznetsov , Joerg Roedel , Dmitry Safonov , Josh Poimboeuf Content-Transfer-Encoding: quoted-printable Message-Id: References: <20180819230854.7275-1-rian@alum.mit.edu> <53141AE9-7192-432B-8A27-25986CF442D4@amacapital.net> To: Thomas Gleixner Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > On Aug 20, 2018, at 12:30 AM, Thomas Gleixner wrote: >=20 > On Sun, 19 Aug 2018, Andy Lutomirski wrote: >>> On Aug 19, 2018, at 4:08 PM, Rian Hunter wrote: >>>=20 >>> Commit e634d8fc792c ("x86-64: merge the standard and compat >>> start_thread() functions") removed exporting for the start_thread() >>> function in what seems like a typo. Add it back to >>> arch/x86/kernel/process_64.c for parity with process_32.c and other >>> arch. >>=20 >> What for? Perhaps 32-bit could remove it instead? >=20 > No. start_thread() is called from various binfmt implementations which can= > be built as modules. Fair enough. I=E2=80=99m fine with the patch. >=20 > Thanks, >=20 > tglx