From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Wed, 23 May 2001 18:31:35 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Wed, 23 May 2001 18:31:25 -0400 Received: from ns.virtualhost.dk ([195.184.98.160]:34829 "EHLO virtualhost.dk") by vger.kernel.org with ESMTP id ; Wed, 23 May 2001 18:31:09 -0400 Date: Thu, 24 May 2001 00:31:46 +0200 From: Jens Axboe To: Adam Schrotenboer Cc: LKML Subject: Re: Loopback, unable to release Message-ID: <20010524003146.C12470@suse.de> In-Reply-To: <3B0BD750.4010306@lycosmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <3B0BD750.4010306@lycosmail.com>; from ajschrotenboer@lycosmail.com on Wed, May 23, 2001 at 11:29:20AM -0400 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Wed, May 23 2001, Adam Schrotenboer wrote: > Using 2.4.4-ac3 (as well as in 2.4.3*) I have found it impossible to > unmap a loopback > > strace losetup -d /dev/loop0 (relevant portion) > > open("/dev/loop0", O_RDONLY) = 3 > ioctl(3, LOOP_CLR_FD, 0) = -1 EBUSY (Device or resource busy) > open("/usr/share/locale/en_US/LC_MESSAGES/libc.mo", O_RDONLY) = -1 > ENOENT (No such file or directory) > open("/usr/share/locale/en/LC_MESSAGES/libc.mo", O_RDONLY) = -1 ENOENT > (No such file or directory) > write(2, "ioctl: LOOP_CLR_FD: Device or re"..., 44ioctl: LOOP_CLR_FD: > Device or resource busy) = 44 > _exit(1) = ? > > also I have loop.o as module, and use count never decreases, in fact > right now it is at 294. Uhm weird. Are you talking about module use count or loop reference count? -- Jens Axboe