Re: 2.6.0-test2: lost mouse synchronization after apm-suspend

From: Greg KH
Date: Mon Aug 11 2003 - 16:02:44 EST


On Sat, Aug 09, 2003 at 07:13:17PM +0900, Norman Diamond wrote:
> "Greg KH" <greg@xxxxxxxxx> wrote to someone else:
>
> > Unload all usb drivers before suspending please.
>
> I hope this isn't a general rule? I can't keep up with the list, but I saw
> this message, and it looks like a disaster.

Right now, yes that is the response if anyone has any problems with
this, sorry.

> There are a lot of small-size desktop machines that depend on USB keyboards
> because they don't have PS/2 ports. In some cases the keyboard includes a
> PS/2 hub for a PS/2 mouse, but in some cases the keyboard doesn't even have
> that so the mouse is also USB. In all of these cases the connection to the
> CPU goes through a USB port.
>
> How should the user restore their keyboard after resuming from suspend? A
> modprobe or insmod command? In the vast majority of these cases the input
> of a command would depend on having the USB keyboard already working.

Have the resume script re-load the drivers. A lot of people are already
doing this.

thanks,

greg k-h
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/