Re: pwc-webcam attached to usb-ohci card blocks on read() indefinitely.

From: Greg KH (
Date: Fri Mar 08 2002 - 17:35:14 EST

On Fri, Mar 08, 2002 at 10:03:57PM +0100, Thomas Winischhofer wrote:
> Furthermore, the usb driver(s) behave strangely on
> connecting/disconnecting the camera. Sometimes this works flawlessly,
> sometimes I get a lot of USB timeout ("usb_control/bulk_msg: timeout")
> and/or "USBDEVFS_CONTROL failed dev x rqt 128 rq 6 len 490 ret -110"
> messages in the syslog. (Kernel is 2.4.16 and 2.4.18 - no difference)

Try removing /sbin/usbmodules (or renaming it) to see if this problem
goes away. I have the same problem with some devices too, and am
working on tracking it down.


greg k-h
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