From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934864AbcKJQYr (ORCPT ); Thu, 10 Nov 2016 11:24:47 -0500 Received: from zeniv.linux.org.uk ([195.92.253.2]:34344 "EHLO ZenIV.linux.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S934615AbcKJQYq (ORCPT ); Thu, 10 Nov 2016 11:24:46 -0500 Date: Thu, 10 Nov 2016 16:24:44 +0000 From: Al Viro To: Sebastian Andrzej Siewior Cc: linux-kernel@vger.kernel.org, rt@linutronix.de, linux-fsdevel@vger.kernel.org, Thomas Gleixner Subject: Re: [PATCH 01/25] fs/buffer: Convert to hotplug state machine Message-ID: <20161110162444.GJ19539@ZenIV.linux.org.uk> References: <20161103145021.28528-1-bigeasy@linutronix.de> <20161103145021.28528-2-bigeasy@linutronix.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20161103145021.28528-2-bigeasy@linutronix.de> User-Agent: Mutt/1.7.0 (2016-08-17) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Nov 03, 2016 at 03:49:57PM +0100, Sebastian Andrzej Siewior wrote: > Install the callbacks via the state machine. > diff --git a/include/linux/cpuhotplug.h b/include/linux/cpuhotplug.h > index afe641c02dca..69b74fa0da60 100644 > --- a/include/linux/cpuhotplug.h > +++ b/include/linux/cpuhotplug.h > @@ -30,6 +30,7 @@ enum cpuhp_state { > CPUHP_ACPI_CPUDRV_DEAD, > CPUHP_S390_PFAULT_DEAD, > CPUHP_BLK_MQ_DEAD, > + CPUHP_FS_BUFF_DEAD, > CPUHP_WORKQUEUE_PREP, > CPUHP_POWER_NUMA_PREPARE, > CPUHP_HRTIMERS_PREPARE, *ouch* So we are getting a large list of things from unrelated subsystems, maintained in a single place, all next to each other. All examples of that sort of thing I can recall had ended up biting our arses...