Re: /dev/bus/usb/ has vanished under 2.6.22.1?

[Greg KH <greg@xxxxxxxxx>]

On Mon, Jul 16, 2007 at 03:21:33PM +0100, ael wrote:
> I reported two days ago that libusb could not find an usb scanner when
> run from a member of the scanner group, but that the scanner was found
> when run by root. This happened under kernel 2.6.22.1 but was fine under
> 2.6.21.*.
> 
> I now discover that /dev/bus/usb/ exists and is populated under 2.6.21.6
> but is not created under 2.6.22.1. I am hazy about how udev creates
> these files, and now suspect that this is the root cause of the original
> problem. I will need to read some udev documentation, I guess, but can
> anyone confirm this or suggest what may be wrong.

Hm, do you have CONFIG_USB_DEVICE_CLASS disabled?

If so, and you enable it, does that solve your problem?

What distro are you using?

thanks,

greg k-h

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