Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1030197AbXBQV7i (ORCPT ); Sat, 17 Feb 2007 16:59:38 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1030250AbXBQV7i (ORCPT ); Sat, 17 Feb 2007 16:59:38 -0500 Received: from mail.screens.ru ([213.234.233.54]:38268 "EHLO mail.screens.ru" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1030197AbXBQV7h (ORCPT ); Sat, 17 Feb 2007 16:59:37 -0500 Date: Sun, 18 Feb 2007 00:59:28 +0300 From: Oleg Nesterov To: Srivatsa Vaddagiri Cc: Gautham R Shenoy , akpm@osdl.org, paulmck@us.ibm.com, mingo@elte.hu, dipankar@in.ibm.com, venkatesh.pallipadi@intel.com, linux-kernel@vger.kernel.org, rjw@sisk.pl Subject: Re: [RFC PATCH(Experimental) 2/4] Revert changes to workqueue.c Message-ID: <20070217215928.GA563@tv-sign.ru> References: <20070214144031.GA15257@in.ibm.com> <20070214144229.GA19789@in.ibm.com> <20070214144305.GB19789@in.ibm.com> <20070214200904.GB301@tv-sign.ru> <20070216052626.GB8373@in.ibm.com> <20070216153321.GB83@tv-sign.ru> <20070216164730.GD21457@in.ibm.com> <20070216235939.GB244@tv-sign.ru> <20070217022940.GB25924@in.ibm.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20070217022940.GB25924@in.ibm.com> User-Agent: Mutt/1.5.11 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 664 Lines: 19 On 02/17, Srivatsa Vaddagiri wrote: > > Yeah, thats what I thought. We will try to split it to the extent > possible in the next iteration. Before you begin. You are doing CPU_DOWN_PREPARE after freeze_processes(). Not good. This makes impossible to do flush_workueue() at CPU_DOWN_PREPARE stage, we have callers. I'm afraid it won't be so easy to solve all locking/racing problems. Will wait for the patch :) Oleg. - 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/