From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S267537AbUG2XJK (ORCPT ); Thu, 29 Jul 2004 19:09:10 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S267538AbUG2XIU (ORCPT ); Thu, 29 Jul 2004 19:08:20 -0400 Received: from mail5.tpgi.com.au ([203.12.160.101]:42459 "EHLO mail5.tpgi.com.au") by vger.kernel.org with ESMTP id S267521AbUG2XEK (ORCPT ); Thu, 29 Jul 2004 19:04:10 -0400 Subject: Re: [Patch] Per kthread freezer flags From: Nigel Cunningham Reply-To: ncunningham@linuxmail.org To: Felipe Alfaro Solana Cc: Andrew Morton , Linux Kernel Mailing List In-Reply-To: <1091141832.2114.2.camel@teapot.felipe-alfaro.com> References: <1090999301.8316.12.camel@laptop.cunninghams> <20040728142026.79860177.akpm@osdl.org> <1091053822.1844.4.camel@teapot.felipe-alfaro.com> <1091054194.8867.26.camel@laptop.cunninghams> <1091056916.1844.14.camel@teapot.felipe-alfaro.com> <1091061983.8867.95.camel@laptop.cunninghams> <1091141832.2114.2.camel@teapot.felipe-alfaro.com> Content-Type: text/plain Message-Id: <1091142091.2703.54.camel@desktop.cunninghams> Mime-Version: 1.0 X-Mailer: Ximian Evolution 1.4.6-1mdk Date: Fri, 30 Jul 2004 09:01:31 +1000 Content-Transfer-Encoding: 7bit X-TPG-Antivirus: Passed Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Hi. On Fri, 2004-07-30 at 08:57, Felipe Alfaro Solana wrote: > Well, I've tried the kthread freezer patch against 2.6.8-rc2-mm1 and it > works fine. However, with kthread freezer applied, suspending and > resuming is much slower (around 5 seconds slower). Thus, I guess all my > problems must be related to some specific patch I'm applying against the > current -bk tree. Okay. That might be due to the treatment of ksoftirqd, which Pavel and I have agreed needs changing. > I'll keep investigating this issue, but I think voluntary-preempt might > have some strange interactions with these kthread changes. Me too, when I get a chance. I'm running rc2-mm1 now, and it seems okay. Especially since I turned off USB 2 support in the BIOS :> Nigel