Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1422841AbXBUTnJ (ORCPT ); Wed, 21 Feb 2007 14:43:09 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1422844AbXBUTnJ (ORCPT ); Wed, 21 Feb 2007 14:43:09 -0500 Received: from gprs189-60.eurotel.cz ([160.218.189.60]:47875 "EHLO amd.ucw.cz" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1422841AbXBUTnI (ORCPT ); Wed, 21 Feb 2007 14:43:08 -0500 Date: Wed, 21 Feb 2007 20:42:57 +0100 From: Pavel Machek To: Gautham R Shenoy Cc: "Rafael J. Wysocki" , akpm@osdl.org, paulmck@us.ibm.com, mingo@elte.hu, vatsa@in.ibm.com, dipankar@in.ibm.com, venkatesh.pallipadi@intel.com, linux-kernel@vger.kernel.org, oleg@tv-sign.ru Subject: Re: [RFC PATCH(Experimental) 0/4] Freezer based Cpu-hotplug Message-ID: <20070221194257.GD3732@elf.ucw.cz> References: <20070214144031.GA15257@in.ibm.com> <200702151431.10068.rjw@sisk.pl> <20070215142542.GA14931@in.ibm.com> <200702171224.46626.rjw@sisk.pl> <20070221145221.GB21660@in.ibm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20070221145221.GB21660@in.ibm.com> X-Warning: Reading this can be dangerous to your mental health. User-Agent: Mutt/1.5.11+cvs20060126 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1282 Lines: 34 Hi! > Rafael, > On Sat, Feb 17, 2007 at 12:24:45PM +0100, Rafael J. Wysocki wrote: > > > > Pavel, do you think we can remove the PF_NOFREEZE from bluetooth, BTW? > > The create_workqueue by default marks the worker_threads to be > non_freezable. For cpu hotplug, all workqueues can be frozen > except the "kthread" workqueue (which is single threaded, so won't > be frozen anyway). > > And a quick cscope scan shows that only the "xfslogd" and "xfsdatad" > are the only freezable workqueues. Any particular reason > for not marking rest of the non-single_threaded workqueues freezeable ?? As I said, go ahead. bluetooth has absolutely no business running while we are writing suspend image to disk. (First person suggesting suspend-to-file-on-nfs-filesystem-mounted-over-GPRS-line-connected-over-bluetooth will be punished by only getting bread and water till he implements it). Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/