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From: Karel Zak <kzak@redhat.com>
To: Theodore Ts'o <tytso@mit.edu>
Cc: Harald Dunkel <harald.dunkel@aixigo.com>, util-linux@vger.kernel.org
Subject: Re: careful with that umount options, Eugene
Date: Fri, 7 Jun 2019 09:20:03 +0200	[thread overview]
Message-ID: <20190607072003.ykquv57n3bpf2yf2@ws.net.home> (raw)
In-Reply-To: <20190606233147.GB23169@mit.edu>

On Thu, Jun 06, 2019 at 07:31:47PM -0400, Theodore Ts'o wrote:
> On Thu, Jun 06, 2019 at 02:59:47PM +0200, Karel Zak wrote:
> > On Tue, Jun 04, 2019 at 01:51:58PM +0200, Harald Dunkel wrote:
> > > Hi folks
> > > 
> > > by accident I pasted
> > > 
> > > 	umount ls -al /mnt/
> > > 
> > > into bash. My bad. AFAICT /proc was umounted immediately, the
> > > rest died slowly. Don't try this at home.
> > 
> > Fixed ... new version:
> > 
> >  # umount ls -al /mnt/
> >  umount: unexpected arguments
> >  Try 'umount --help' for more information.
> 
> Hmm...  Should we also prevent a lazy unmount of the root file system?

Not sure if we want to maintain extra rule/restriction in userspace.
Is there any reason why this feature is supported by kernel?

    Karel

-- 
 Karel Zak  <kzak@redhat.com>
 http://karelzak.blogspot.com

  reply	other threads:[~2019-06-07  7:20 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-06-04 11:51 careful with that umount options, Eugene Harald Dunkel
2019-06-04 13:55 ` Václav Doležal
2019-06-06 12:59 ` Karel Zak
2019-06-06 23:31   ` Theodore Ts'o
2019-06-07  7:20     ` Karel Zak [this message]
2019-06-07 13:26       ` Theodore Ts'o

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