On Wed, Apr 13, 2011 at 10:51:32AM -0400, Phillip Susi wrote:
> On 4/13/2011 3:16 AM, Karel Zak wrote:
> > The recursive umount is not implemented, I'd like to add this feature
> > after [u]mount(8) rewrite to libmount.
> >
> > Note that nowhere (especially on systems without regular mtab) is
> > stored information that the tree was created by recursive bind
> > mounts. It will be necessary to call umount with a --recursive
> > command line option.
>
> I was wondering about that. Perhaps the kernel needs patched to alias
> rbind to bind internally so that mount can pass rbind instead of bind
> and have it be remembered in /proc/mounts? Then umount can assume it
> should recursively unmount any bind mounts.
"bind" is not remembered in /proc/mounts (and rbind is MS_BIND|MS_REC).
As I said in the second previous e-mail, remember "bind" in kernel does
not make sense.
Karel
--
Karel Zak <kzak@xxxxxxxxxx>
http://karelzak.blogspot.com
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