Re: Keyboard stops working after *lock [Was: 2.6.21-rc2-mm1]

From: Alan Stern
Date: Tue Mar 13 2007 - 12:30:42 EST


On Tue, 13 Mar 2007, Jiri Slaby wrote:

> On 3/13/07, Alan Stern <stern@xxxxxxxxxxxxxxxxxxx> wrote:
> > I don't see anything in the UHCI snapshots to explain the difference in
> > behavior. One thing that stands out is the other, low-speed device (a
> > mouse?) -- in the bad kernel dump its driver was running and in the good
> > kernel dump its driver wasn't.
>
> There weren't any changes neither in HW config nor in modules, just
> reverted, compiled, installed, rebooted. Mouse is HID user too, so I
> don't know what was wrong with that.

Odd...

> > Can you get another pair of usbmon logs, starting from before you plug in
> > the keyboard? Don't bother with the UHCI snapshots for now.
>
> So, do you mean rmmod uhci_hcd, unplug the keyboard, modprobe
> uhci_hcd, start usbmon, plug the keyboard, press numlock, stop usbmon,
> post it?

Yes. In fact, let's be safe and unplug _both_ the mouse and the keyboard.
Then after starting usbmon, plug in only the keyboard.

> I'm away from the box till Sat, anyway.

Okay, no rush.

Alan Stern

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