From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751424AbdBUFr7 (ORCPT ); Tue, 21 Feb 2017 00:47:59 -0500 Received: from mail-pg0-f65.google.com ([74.125.83.65]:33063 "EHLO mail-pg0-f65.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750837AbdBUFrN (ORCPT ); Tue, 21 Feb 2017 00:47:13 -0500 Content-Type: text/plain; charset=utf-8 Mime-Version: 1.0 (Mac OS X Mail 10.1 \(3251\)) Subject: Re: [RFC 5/7] cpu: mark ro_mostly_after_init for cpuhp_ap/bp_states From: Ho-Eun Ryu In-Reply-To: <20170220082029.fiosdnwx7rauawgr@linutronix.de> Date: Tue, 21 Feb 2017 14:47:08 +0900 Cc: kernel-hardening@lists.openwall.com, linux-kernel@vger.kernel.org, Thomas Gleixner , Ingo Molnar , Anna-Maria Gleixner , Peter Zijlstra , Boris Ostrovsky Message-Id: References: <1487498660-16600-1-git-send-email-hoeun.ryu@gmail.com> <1487498660-16600-5-git-send-email-hoeun.ryu@gmail.com> <20170220082029.fiosdnwx7rauawgr@linutronix.de> To: Sebastian Andrzej Siewior X-Mailer: Apple Mail (2.3251) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: 8bit X-MIME-Autoconverted: from quoted-printable to 8bit by mail.home.local id v1L5mRx7032511 > On 20 Feb 2017, at 5:20 PM, Sebastian Andrzej Siewior wrote: > > On 2017-02-19 19:04:08 [+0900], Hoeun Ryu wrote: >> It would be good that `__ro_mostly_after_init` is marked to cpuhp state >> objects. > why? > I’m requesting for comments of a new feature called __ro_mostly_after_init section marker. It’s similar to __ro_after_init, but the section can be writable for some point of time. Please see the cover letter [1] and the first patch [2]. [1] : https://lkml.org/lkml/2017/2/19/29 [2] : https://lkml.org/lkml/2017/2/19/32 > Sebastian