Re: khbud stuck in D state

[Alan Stern <stern@xxxxxxxxxxxxxxxxxxx>]

On Tue, 20 Nov 2007, Andrew Morton wrote:

> Here's a reproducible one: when I hotplug a USB mouse it doesn't do
> anything.  But as soon as I run `lsusb' the mouse cursor starts to work.
> 
> Unplug the mouse, dmesg says
> 
> 	usb 5-1: USB disconnect, address 6
> 
> Plug the mouse in, dmesg says
> 
> 	<nothing>
> 
> Run lsusb, dmesg says
> 
> 	usb 5-1: new low speed USB device using uhci_hcd and address 7
> 	usb 5-1: configuration #1 chosen from 1 choice
> 	input: Microsoft Microsoft Wireless Optical Mouse 1.00 as /class/input/input16
> 	input: USB HID v1.11 Mouse [Microsoft Microsoft Wireless Optical Mouse 1.00] on usb-0000:00:1d.0-1
> 
> and volia.

Okay, that's weird.  As I mentioned before, the first step in tracking 
it down is to enable CONFIG_USB_DEBUG.

Alan Stern


-------------------------------------------------------------------------
This SF.net email is sponsored by: Microsoft
Defy all challenges. Microsoft(R) Visual Studio 2005.
http://clk.atdmt.com/MRT/go/vse0120000070mrt/direct/01/
_______________________________________________
linux-usb-devel@xxxxxxxxxxxxxxxxxxxxx
To unsubscribe, use the last form field at:
https://lists.sourceforge.net/lists/listinfo/linux-usb-devel