From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750985AbVLTMl5 (ORCPT ); Tue, 20 Dec 2005 07:41:57 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1750986AbVLTMl5 (ORCPT ); Tue, 20 Dec 2005 07:41:57 -0500 Received: from a34-mta02.direcpc.com ([66.82.4.91]:19317 "EHLO a34-mta02.direcway.com") by vger.kernel.org with ESMTP id S1750984AbVLTMl4 (ORCPT ); Tue, 20 Dec 2005 07:41:56 -0500 Date: Tue, 20 Dec 2005 07:41:29 -0500 From: Ben Collins Subject: Re: [RFC] Let non-root users eject their ipods? In-reply-to: <20051220074652.GW3734@suse.de> To: Jens Axboe Cc: john stultz , lkml , greg@kroah.com Message-id: <1135082490.16754.0.camel@localhost.localdomain> Organization: Ubuntu Linux MIME-version: 1.0 X-Mailer: Evolution 2.5.3 Content-type: text/plain Content-transfer-encoding: 7BIT References: <1135047119.8407.24.camel@leatherman> <20051220074652.GW3734@suse.de> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Tue, 2005-12-20 at 08:46 +0100, Jens Axboe wrote: > On Mon, Dec 19 2005, john stultz wrote: > > All, > > I'm getting a little tired of my roommates not knowing how to safely > > eject their usb-flash disks from my system and I'd personally like it if > > I could avoid bringing up a root shell to eject my ipod. Sure, one could > > suid the eject command, but that seems just as bad as changing the > > permissions in the kernel (eject wouldn't be able to check if the user > > has read/write permissions on the device, allowing them to eject > > anything). > > This just came up yesterday, eject isn't opening the device RDWR hence > you have a permission problem with a command requiring write > permissions. So just fix eject, there's no need to suid eject or run it > as root. Yep, and here's the patch to do it: http://bugzilla.ubuntu.com/attachment.cgi?id=5415 Still, this whole issue with ALLOW_MEDIUM_REMOVAL. Would be nice if CDROMEJECT just did the right thing. -- Ben Collins Developer Ubuntu Linux