Re: [patch 1/2] [RFC] Simple tamper-proof device filesystem.

[David Newall]

Tetsuo Handa wrote:
> > > I meant that "/dev must be mounted for read-write mode"
> > >       
> > Again, why?
> >     
>
> You won't be able to login to the system because /sbin/mingetty
> fails to "chown/chmod" /dev/tty* if /dev is mounted for read-only mode.
>   

Good point.  So, if only root can modify files in /dev, what's the 
problem you're fixing?  (I'm sure you tried to explain this in your 
original post, but your reasons weren't clear to me.)
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