On Thu, Feb 18, 2010 at 7:59 AM, Greg KH [off-list ref] wrote:

Very nice job, although it would be interesting to see if the
preallocated urbs really had any affect here :)

Yea, as you say it's not the pre-alloc, it's the async dispatch
(multiple urbs in flight - rendering of one buffer being able to be
concurrent with others in transit) that's the big win.

Best wishes,
Bernie