From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754885AbZESI6w (ORCPT ); Tue, 19 May 2009 04:58:52 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751179AbZESI6p (ORCPT ); Tue, 19 May 2009 04:58:45 -0400 Received: from mail-bw0-f174.google.com ([209.85.218.174]:62960 "EHLO mail-bw0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750720AbZESI6o convert rfc822-to-8bit (ORCPT ); Tue, 19 May 2009 04:58:44 -0400 MIME-Version: 1.0 In-Reply-To: <783496.86803.qm@web32608.mail.mud.yahoo.com> References: <424718.52835.qm@web32607.mail.mud.yahoo.com> <783496.86803.qm@web32608.mail.mud.yahoo.com> From: Kay Sievers Date: Tue, 19 May 2009 10:58:24 +0200 Message-ID: Subject: Re: [Bug #13178] Booting very slow To: Martin Knoblauch Cc: "Rafael J. Wysocki" , Linux Kernel Mailing List , Kernel Testers List Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8BIT Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, May 19, 2009 at 09:22, Martin Knoblauch wrote: >> >  The issue is still open. It turns out that starting with 2.6.29-rc1 >> /proc/mounts already has a "sysfs" line when entering the startup scripts from >> initrd. This breaks the RHEL4 firmware hotplug script. >> >> Is that possibly a missing/failing "umount /sys" _in_ initramfs, which >> leaves the sysfs entry in /proc/mounts behind, which then shows up as >> a duplicate when running in the real rootfs? > >  could be. Remains the question, why it never showed up before 2.6.29. I compared my initrd images for 2.6.28 and 2.6.29-rc1, and they only differ in the module-binaries. I wouldn't be surprised if we are just "too fast" again now with the async stuff, for another piece of rather fragile userspace bootup logic, making some wrong assumptions. Are you compiling-in the modules for the root disk and the root filesystem? Cheers, Kay