Subject: Re: USB mouse goes dark
To: None <firstname.lastname@example.org>
From: Steven M. Bellovin <email@example.com>
Date: 06/02/2005 12:35:57
In message <20050602162552.CE5F914404@tiamat.goathill.org>, MLH writes:
>> Could you compile a kernel with USB_DEBUG?
>> Next time the mouse dies, break into DDB and
>> set usbdebug=5, umsdebug=5 and see if it says
>> anything when you wiggle the mouse, or unplug it.
>> -- Lennart
>Interesting results. Note that I am using all Logitech mice, both
>ps2 and USB. The USB mice I use with and without the usb->ps2
>adaptor. I have not been able to regain the mouse cursor by toggling
>console screens lately. Results:
>1) with setting usbdebug=5, umsdebug=5, I have never had a mouse
That sounds a lot like a race condition.
--Steven M. Bellovin, http://www.cs.columbia.edu/~smb