Re: userspace block driver?

[Miklos Szeredi]

> 
> That got me thinking... theoretically we should be able to do a FUSE 
> server that served a single file that could be used by a loopback 
> device, couldn't we?
> 
> IIRC, Miklos Szeredi tried hard to avoid the deadlock scenarios that nbd 
> suffers from in FUSE, but I don't know if it would stand being called by 
> the loopback device.
> 
> If it works, it should be extremely simple to do the server. Just check 
> the FUSE hello world server example:
> 
> http://fuse.sourceforge.net/helloworld.html
> 
> I've CC'ed Miklos Szeredi to see if he can shed some light on the 
> loopback <-> FUSE combination...

Loopback works fine on FUSE filesystems (unless 'direct_io' mount
option is used).

Miklos
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