> We could improve things alot if /proc/bus/usb/devices had a better > design :(
Well, that was a first version. Nobody's really done much with that kernel code other than fix bugs.
> It is updated dynamically, reading it can take an unknown amount of time > and it triggers bus traffic. You can not do > grep -Eq '^I: .* Driver=\(none\)$' /proc/bus/usb/devices
No, but you could open every /proc/bus/usb/BBB/DDD file, read its descriptors, and then ask each interface what driver bound to it ... the answer may be "none".
If indeed /proc/bus/usb is available ... which hotplug has never assumed.
- Dave
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