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=-2.5 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS,USER_AGENT_MUTT 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 E4F9CC10F11 for ; Mon, 22 Apr 2019 22:04:35 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id AF8AC20684 for ; Mon, 22 Apr 2019 22:04:35 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="szjpaQv9" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730198AbfDVWEe (ORCPT ); Mon, 22 Apr 2019 18:04:34 -0400 Received: from mail-wr1-f67.google.com ([209.85.221.67]:44763 "EHLO mail-wr1-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727588AbfDVWEe (ORCPT ); Mon, 22 Apr 2019 18:04:34 -0400 Received: by mail-wr1-f67.google.com with SMTP id c5so8562564wrs.11 for ; Mon, 22 Apr 2019 15:04:33 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=mk/aeqDyjVubC22vG+Tnj0+IUdzO2mmBQHViP+VJ06s=; b=szjpaQv92lzbMiKOj0TAIoB9rr7VMgOQoKv4yzw6lMIIm/aFTsHcgCP+VIi2vdv11s ZH9mYh7+FXHPjjftyvGhs2pdVhD+PvKYCLObmtaCMVyo8HW7ZFREGtvVfpbd9SwY/R37 tJTaDD4jb5deb6mVNjPXoJHAZK161PwpFUvMMsca/XYlBVcB37phcoiL3wysP1X5p/w3 6S6B1BrPQZXuW7Vcl3uDH8gcVEGBOEuBR0Jd2JD3B0J79tQyQ+LIWEojK+/8iCf1rJkw 8IUf0U0s9gKy7eUnDZpzhvtOsVAWokEPYfU/nSBgCHenS1uChKKXEnIKYInaGdrwQFiB 0yOg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=mk/aeqDyjVubC22vG+Tnj0+IUdzO2mmBQHViP+VJ06s=; b=Q7QqB3GQB1tpEYhd+BXIfNEkMDgdVKmLub/KbJldAxRMbN67jWtEWwKdPoIan8qUu/ XhGu8mMmwUwLnoK4k7cX64m83/nQuDxsNmWHfdrFRmxfjRiCIYx2y5hd2mnx8J+xUWBf YPyg5TQWTCkid9gTh6tT8MdQ2th+nhdxRKV+44jjKsjbqIBLpBsRSFdAeSgyQOe7RTPb H69mBHYxPtouH3f3+TIuO8D5rAcbUUoKS6N7A524oI3N8ZAj1XFfEr+HCg/WCdye5MSa Jz/mVsZTKe5HEizSwJ9LI95pxyWhVE0RXnl22nXySaTktt67SPgj3qnjISmaD+wbamhM 2ePA== X-Gm-Message-State: APjAAAX4HzDVgFjakJ+XYBvnNh7lyLbru5IacK/ikUuPPGwwePck/bov AEpbGHFLpl6Sb5fpERaNWQ== X-Google-Smtp-Source: APXvYqy630KUEPGKRP/IBGTaFuoUXtyW+9jQ66apq0UaG/On3dO+kw6NvhLguM6jJ8LcLxOFetMXyA== X-Received: by 2002:a5d:5346:: with SMTP id t6mr15598952wrv.59.1555970672564; Mon, 22 Apr 2019 15:04:32 -0700 (PDT) Received: from avx2 ([46.53.240.81]) by smtp.gmail.com with ESMTPSA id 62sm12287029wrm.18.2019.04.22.15.04.31 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 22 Apr 2019 15:04:31 -0700 (PDT) Date: Tue, 23 Apr 2019 01:04:29 +0300 From: Alexey Dobriyan To: Ingo Molnar Cc: hpa@zytor.com, tglx@linutronix.de, mingo@redhat.com, bp@alien8.de, linux-kernel@vger.kernel.org, x86@kernel.org, Andy Lutomirski , Peter Zijlstra , Linus Torvalds , Al Viro Subject: Re: [PATCH] x86_64: uninline TASK_SIZE Message-ID: <20190422220429.GA26031@avx2> References: <20190421160600.GA31092@avx2> <20190421182842.GD35603@gmail.com> <8B42CD57-9343-4234-A96D-80337BFFDF0E@zytor.com> <20190421211007.GA30444@avx2> <20190422103449.GA75723@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20190422103449.GA75723@gmail.com> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Apr 22, 2019 at 12:34:49PM +0200, Ingo Molnar wrote: > When set_personality_ia32() is called then TIF_ADDR32 is set > unconditionally, without any Kconfig variations. Indeed. personality(PER_LINUX32) = 0 (PER_LINUX) I only wasted about half an evening ifdefing TIF_ flags. Thanks for saving a lot of time!