Eric W. Biederman writes:
> Richard Gooch <[EMAIL PROTECTED]> writes:
> 
> >   Hi, Al. You've previously stated that you consider the multiple
> > mount feature of devfs broken. I agree that there are some races in
> > there. However, I'm not clear on whether you're saying that the entire
> > concept is broken, or that it can be fixed with appropriate loffcking.
> > I've asked this before, but haven't had a response.
> 
> Last I saw it was his complaint that you varied what you
> showed at different mount points, and that doing that all in 
> one dcache tree was fundamentally broken.

But it's not one dcache tree: there is a separate dcache tree for each
mount of devfs. So I don't understand that complaint.

> > If you feel that it's fundamentally impossible to mount a FS multiple
> > times, please explain your reasoning.
> 
> At this point it would make sense to just use the generic multiple
> mount features in the VFS that Alexander has been putting in.

The generic multi-mount patch is good, but it doesn't solve the
particular problem of mounting with selective exposure.

                                Regards,

                                        Richard....
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