Passmark USB loopback test plugs

Felipe Balbi felipebalbi at
Wed Nov 21 11:30:25 UTC 2007


On Nov 20, 2007 9:12 PM, Peter Teoh <htmldeveloper at> wrote:
> To address all the points discussed:
> a.   As a newbie, kernel driver was something I am a little bit
> familiar.   Well, libusb or raw usbfs?   I will pick it up next :-).
> Thanks for the tip.   One question - in one-liner or two, what are the
> differences between the two?   Flexibility or otherwise?   For the
> moment I will just pick libusb.   Personally I definitely preferred
> userspace than kernel, as relinking it for different kernel version is
> a headache :-(.
> b.   All others - thanks for the lively discussion, it has been great
> fun learning from all of you.

I personally prefer usbfs as you don't need to worry if your user has or not
libusb installed.

There are also the problems pointed out by Greg.

> Thank you very much :-).

Best Regards,

Felipe Balbi
felipebalbi at

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