In my travels through the source tree working on disk stats, I've yet to 
see the "dk_driver" member of "struct dkdevice" used for anything.  Is 
this true?

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Jason R. Thorpe                                       thorpej@nas.nasa.gov
NASA Ames Research Center                               Home: 408.866.1912
NAS: M/S 258-6                                          Work: 415.604.0935
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