H. Peter Anvin wrote:
> 
> Thinking about it further, allowing this restriction would also allow a 
> whole lot of cleanups inside the pty setup, since it would eliminate the 
> need to do a separate lookup to find the corresponding devpts entry in 
> pty_open().  The benefit here comes from the closer coupling between the 
> pty and the devpts filesystem and isn't at all related to namespaces, 
> but it's a very nice side benefit.
> 

Minor correction: the lookup is actually in init_dev() in tty_io.c; I'm 
specifically referring to devpts_get_tty().

	-hpa
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