[PATCH 11/11][v3]: Enable multiple instances of devpts

H. Peter Anvin hpa at zytor.com
Thu Sep 4 09:48:35 PDT 2008

Alan Cox wrote:
> O> We can't, really, because it will open the global ptmx.  This is an 
>> unfortunate side effect of the backwards-compatibility code.
>> This is also why I don't like the bind mount; the symlink option has the 
>> nice property that f*ckups are more obvious.
> It's asking for trouble with existing systems and users that
> upgrade. /dev/ptmx should remain a proper device file for the non
> container case.

I did say that as being the desired *eventual* goal.

> Should /dev/ptmx give you a node in the 'master' pty namespace or a node
> in your current containers pty namespace ?

Well, since there is no "current containers pty namespace" per se, it 
will give you a node in the default (initial) pty namespace unless the 
bind mount is set up.


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