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

[Alan Cox]

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.

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