Re: SCO: "thread creation is about a thousand times faster than on

From: Alexander Viro (
Date: Thu Aug 31 2000 - 17:52:34 EST

On Tue, 29 Aug 2000, Pavel Machek wrote:

> What does this have to do with private namespaces?

        Albert asked what to do if /var/spool/mail dies and every user
has his own namespace. Well, don't let him play with /var/spool/mail

> mailfsd /dev/coda0 --enable-imap &
> mount /dev/coda0 /var/spool/mail
> It looks easy to me, today and without private namespaces.
> [Shall I hack podfuk into providing imap? Okay, it would not be easy
> because
> * /var/spool/mail/xxx is _writable_, so your imap dream is probably
> dream. What does your mailfs do when someone does cat /bin/bash >

Commit-on-close is one of the obvious variants...

> * podfuk is has file granularity
> I could see it working with some kind of directory format, however.]

Yep. And quite a few mailreaders can work with that. I'm less than sure
that CODA's local caching is appropriate, though. More RPC-oriented stub
in the kernel might augment it quite fine and in that case it would
probably work better. Or not...

To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to
Please read the FAQ at

This archive was generated by hypermail 2b29 : Thu Aug 31 2000 - 21:00:28 EST