Messages in this thread | | | Date | Wed, 29 Mar 2000 07:27:49 -0500 (EST) | From | Alexander Viro <> | Subject | Re: [Announce][CFT] loopback mounts and stuff |
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On Mon, 27 Mar 2000, Pavel Machek wrote:
> Hi! > > > Nice patches! Ron Minnich <rminnich@lanl.gov> and I built a few similar > > things: > > > > - imount is a system call we added. It implements private namespaces by > > combining a "mount without mountpoint" with a chroot operation. This > > allows a user to sit in an "invisible jail" (perhaps Alcatraz would be a > > good name.).
Why not use clone() for that? That's what I'm going to do - much better fits into the interface. No new system calls, BTW. One more flag and there you go...
> Am I right that from now on each process can have completely different > view of filesystem like in plan9?
Almost there ;-) And yes, the only thing we lack for proper namespaces is the union-directories (clone() bit is trivial).
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