Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759056AbWLDICp (ORCPT ); Mon, 4 Dec 2006 03:02:45 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1759060AbWLDICp (ORCPT ); Mon, 4 Dec 2006 03:02:45 -0500 Received: from mail.syneticon.net ([213.239.212.131]:33226 "EHLO mail2.syneticon.net") by vger.kernel.org with ESMTP id S1759056AbWLDICp (ORCPT ); Mon, 4 Dec 2006 03:02:45 -0500 Message-ID: <4573D5FE.3070902@wpkg.org> Date: Mon, 04 Dec 2006 09:02:06 +0100 From: Tomasz Chmielewski User-Agent: Thunderbird 1.5.0.8 (X11/20061128) MIME-Version: 1.0 To: linux-kernel@vger.kernel.org Subject: Re: why can't I remove a kernel module (or: what uses a given module)? References: <4572B30F.9020605@wpkg.org> <4572BBE0.4010801@wpkg.org> <20061203154936.GB26669@kallisti.us> <45732C8E.4060801@wpkg.org> <20061203234202.GL7114@grifter.jdc.home> In-Reply-To: <20061203234202.GL7114@grifter.jdc.home> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1491 Lines: 39 Jim Crilly wrote: > On 12/03/06 08:59:10PM +0100, Tomasz Chmielewski wrote: >> Ross Vandegrift wrote: >>> On Sun, Dec 03, 2006 at 12:58:24PM +0100, Tomasz Chmielewski wrote: >>>> You mean the "Used by" column? No, it's not used by any other module >>>> according to lsmod output. >>>> >>>> Any other methods of checking what uses /dev/sda*? >>> There's a good chance that if it was loaded at system boot, hald or >>> udev may be doing something with it. >> This machine doesn't have hal; when I kill udevd still doesn't help. >> >> Yes, something's using that drive, be it a program, a module (unlikely), >> or something that is compiled directly in the kernel (for example, >> md/raid1). >> But what is it? >> >> Kernel knows it, as it refuses to remove the module (via rmmod), but how >> to tell kernel to share this knowledge with me? >> > > Have you checked to make sure there's no swap partitions on it being > automatically activated at boot? Also, have you checked the output of lsof? The machine doesn't even have swap, so no, no swap on that device (confirmed by th output of free with 0 swap). The device doesn't also show up in /etc/fstab. And "lsof -n | grep sd" doesn't show anything. -- Tomasz Chmielewski http://wpkg.org - 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/