From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752626AbbIKKJW (ORCPT ); Fri, 11 Sep 2015 06:09:22 -0400 Received: from mail-pa0-f53.google.com ([209.85.220.53]:33962 "EHLO mail-pa0-f53.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751301AbbIKKJV (ORCPT ); Fri, 11 Sep 2015 06:09:21 -0400 Date: Fri, 11 Sep 2015 15:39:16 +0530 From: Viresh Kumar To: Russell King - ARM Linux Cc: Arnd Bergmann , "Rafael J. Wysocki" , Pi-Cheng Chen , linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: Re: cpufreq: mediatek: allow modular build Message-ID: <20150911100916.GO9650@linux> References: <1768766.yu1lxjsjLL@wuerfel> <2329563.MhTbBXHVz1@wuerfel> <20150911082536.GL9650@linux> <3071823.f1VzTWVMmV@wuerfel> <20150911083806.GM9650@linux> <20150911093454.GK21084@n2100.arm.linux.org.uk> <20150911094003.GN9650@linux> <20150911095820.GM21084@n2100.arm.linux.org.uk> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20150911095820.GM21084@n2100.arm.linux.org.uk> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 11-09-15, 10:58, Russell King - ARM Linux wrote: > Not module "unplug" (I've never heard it called that before). A module > with a module_init() but no module_exit() can only be added to a running > kernel, and never removed. That's intentional behaviour. Ah, I see. I wasn't sure that a module with no module_exit() can't be removed. > However, if you're talking about hot-unplug, presumably you're talking > about _CPU_ hot-unplug, and that's something the code should definitely > handle irrespective of whether it's built-in or a module. > > The two issues are entirely separate. Bah, all this time I meant module insertion/removal, sorry :( -- viresh