From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <linux-kernel-owner@vger.kernel.org>
Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand
        id S1752105AbdLDWbM (ORCPT <rfc822;w@1wt.eu>);
        Mon, 4 Dec 2017 17:31:12 -0500
Received: from mail.kernel.org ([198.145.29.99]:40850 "EHLO mail.kernel.org"
        rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP
        id S1751380AbdLDWbL (ORCPT <rfc822;linux-kernel@vger.kernel.org>);
        Mon, 4 Dec 2017 17:31:11 -0500
DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 8A1A72197C
Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=kernel.org
Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=luto@kernel.org
X-Google-Smtp-Source: AGs4zMYE8GYroTvbRR4H6bgrBmmFnrIJ7pUz8TjF4mJFSUu5ZPf/pYYkNxRLJZN6/u6iv5hsBqK0gTZBZnHzGGaJf/M=
MIME-Version: 1.0
In-Reply-To: <20171204150606.403607157@linutronix.de>
References: <20171204140706.296109558@linutronix.de> <20171204150606.403607157@linutronix.de>
From: Andy Lutomirski <luto@kernel.org>
Date: Mon, 4 Dec 2017 14:30:49 -0800
X-Gmail-Original-Message-ID: <CALCETrW=tw9e1rDO4BYGVt_TdY2ZcpDWVsQi93Xc_9=tSTh-LQ@mail.gmail.com>
Message-ID: <CALCETrW=tw9e1rDO4BYGVt_TdY2ZcpDWVsQi93Xc_9=tSTh-LQ@mail.gmail.com>
Subject: Re: [patch 19/60] x86/entry/64: Create a per-CPU SYSCALL entry trampoline
To: Thomas Gleixner <tglx@linutronix.de>
Cc: LKML <linux-kernel@vger.kernel.org>, X86 ML <x86@kernel.org>,
        Linus Torvalds <torvalds@linux-foundation.org>,
        Andy Lutomirsky <luto@kernel.org>,
        Peter Zijlstra <peterz@infradead.org>,
        Dave Hansen <dave.hansen@intel.com>, Borislav Petkov <bpetkov@suse.de>,
        Greg KH <gregkh@linuxfoundation.org>, Kees Cook <keescook@google.com>,
        Hugh Dickins <hughd@google.com>, Brian Gerst <brgerst@gmail.com>,
        Josh Poimboeuf <jpoimboe@redhat.com>,
        Denys Vlasenko <dvlasenk@redhat.com>, Rik van Riel <riel@redhat.com>,
        Boris Ostrovsky <boris.ostrovsky@oracle.com>,
        Juergen Gross <jgross@suse.com>,
        David Laight <David.Laight@aculab.com>,
        Eduardo Valentin <eduval@amazon.com>, aliguori@amazon.com,
        Will Deacon <will.deacon@arm.com>,
        Daniel Gruss <daniel.gruss@iaik.tugraz.at>,
        Ingo Molnar <mingo@kernel.org>,
        Dave Hansen <dave.hansen@linux.intel.com>
Content-Type: text/plain; charset="UTF-8"
Sender: linux-kernel-owner@vger.kernel.org
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org

On Mon, Dec 4, 2017 at 6:07 AM, Thomas Gleixner <tglx@linutronix.de> wrote:
> From: Andy Lutomirski <luto@kernel.org>
>

> XXX: Whenever we settle how KERNEL_PAGE_TABLE_ISOLATION gets turned on
> and off, we should do the same to this.

This is done now :)