Re: [PATCH 3/3] tty_lock: Localise the lock

[Alan Cox]

> I don't believe that this change is correct.
> 
> Consider the following scenario:
> 
> tty_release -> tty_lock -> pty_close -> tty_vhangup -> tty_lock

We hang up tty->link not tty.

It's now a per tty lock. So I think we are ok.

Alan
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