lkml.org 
[lkml]   [2007]   [Mar]   [15]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
Date
From
SubjectRe: Keyboard stops working after *lock [Was: 2.6.21-rc2-mm1]
On Tue, 13 Mar 2007, Jiri Slaby wrote:

> So, do you mean rmmod uhci_hcd, unplug the keyboard, modprobe
> uhci_hcd, start usbmon, plug the keyboard, press numlock, stop usbmon,
> post it?

By the way, what happens if you press CapsLock rather than NumLock? It
should behave pretty the same, sending a command to the keyboard to change
an LED setting. Does the keyboard then stop working in the same way?

Alan Stern

P.S.: When you do your testing, please apply the patch below. I don't
know if it's related to your problem, but I did see this error show up in
someone else's system log.


Index: usb-2.6/drivers/usb/host/uhci-q.c
===================================================================
--- usb-2.6.orig/drivers/usb/host/uhci-q.c
+++ usb-2.6/drivers/usb/host/uhci-q.c
@@ -139,8 +139,10 @@ static struct uhci_td *uhci_alloc_td(str

static void uhci_free_td(struct uhci_hcd *uhci, struct uhci_td *td)
{
- if (!list_empty(&td->list))
+ if (!list_empty(&td->list)) {
dev_warn(uhci_dev(uhci), "td %p still in list!\n", td);
+ WARN_ON(1);
+ }
if (!list_empty(&td->fl_list))
dev_warn(uhci_dev(uhci), "td %p still in fl_list!\n", td);

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

\
 
 \ /
  Last update: 2007-03-15 21:03    [W:0.130 / U:0.176 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site