Re: VFS mediator?

From: Alan Cox (alan@lxorguk.ukuu.org.uk)
Date: Mon Mar 18 2002 - 19:15:49 EST


> > Does not work... If you mount nfs server on localhost, you can
> > deadlock.
>
> Huh? Examples please? A hell of a lot of work has gone into ensuring
> that this cannot happen. I do most of my NFS client work on this sort
> of setup, so it had bloody well better work...

At least theoretically it can. Imagine you have every other process stuck
trying to page out (or blocked on a page out) over NFS, including your
user mode nfs process. In practice it would be very hard to arrange but
the theory is real.

Alan
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