From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: util-linux-owner@vger.kernel.org Received: from mx1.redhat.com ([209.132.183.28]:39042 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754046AbbFOL23 (ORCPT ); Mon, 15 Jun 2015 07:28:29 -0400 Date: Mon, 15 Jun 2015 13:28:27 +0200 From: Karel Zak To: james harvey Cc: util-linux@vger.kernel.org Subject: Re: Mount doesn't show subvol option for btrfs Message-ID: <20150615112827.GS1992@ws.net.home> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii In-Reply-To: Sender: util-linux-owner@vger.kernel.org List-ID: On Sun, Jun 14, 2015 at 04:50:09PM -0400, james harvey wrote: > Not sure if this could be a linux-unionfs (btrfs) bug instead... > > On arch, /etc/fstab includes: > > /dev/sda1 /.snapshots btrfs > rw,noatime,compress=lzo,ssd,discard,space_cache,subvol=.snapshots 0 > 0 > > But mount includes: > > /dev/sda1 on /.snapshots type btrfs > (rw,noatime,compress=lzo,ssd,discard,space_cache) > > The subvol option isn't reported in mount. mount(8) uses /proc/self/mountinfo as source, do you see the subvol= mount option there? (well, I guess you have system without mtab and recent util-linux.) Karel -- Karel Zak http://karelzak.blogspot.com