Re: Video CD on Linux kernel 2.2

Pavel Machek (pavel@bug.ucw.cz)
Mon, 22 Feb 1999 20:41:17 +0100


Hi!

> > userfs is slow and isnt part of the standard kernel anyway. while it was a
> > neat idea (eg ftp filesystems etc) its fallen into disrepair.
>
> userfs died because it was a bad solution not because it wasnt a problem
> worth solving.
>
> > > I heard that there's a block size problem of CDROM-XA sectors (they are
> > > 2324 bytes long), but I hope that transparent access to the video tracks
> > > under Linux kernel 2.2 is possible.
> >
> > Well win95 can do it so I dont see why linux cant do it better.
>
> You can arrange to do this with Linux. Take a look at the usermode
> nfs<->userfilesystem stuff. NFS is actually a much better protocol for local
> user mode file systems, as it does parallel requests, keeps context in easy
> to control handles and does caching kernel side.

Unfortunately, it has problems with file handles. (Think about ftpfs).

Anyway, *IF* you put filesystem into midnight commander (easy to do),
it is trivial to merge it into unfsd (which already has hooks in
place). This way, user level filesystems are easy to do. Look at
http://atrey.karlin.mff.cuni.cz/~pavel/podfuk/podfuk.html.

Pavel

-- 
I'm really pavel@atrey.karlin.mff.cuni.cz. 	   Pavel
Look at http://atrey.karlin.mff.cuni.cz/~pavel/ ;-).

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