unionfs status

Kurt Jaeger lists at c0mplx.org
Tue Mar 25 14:14:16 PDT 2008


> At this moment unionfs has got at least following problems:
> 1) File systems cannot mount onto upper/lower unionfs layer (partially 
> described in kern/117829)

I tested your patch as described in


and /dev works for me now. Nice work!

> 2) There are problems with multithreaded programs accessing(writing) files 
> on unionfs (kern/109950)
> 3) As well there are problems with accessing unix sockets created on 
> upper/lower unionfs layers (kern/118346)
> 4) Doing mv filename same-filename causes kernel to panic on 6.X (and 
> printing warning about VOP_RENAME in 7+)

I tested this bug on a 6.3-REL with a 6.2 unionfs (20070213) and it
does not panic.

I tested it on a 6.3-REL with your patch and did also did not panic.

So, from my point of view, it's an improvement.

pi at opsec.eu            +49 171 3101372                        12 years to go !

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