On Thu, 24 Mar 2005, Andrew Morton wrote:
> Laurent Riffard <[email protected]> wrote:
> >
> > hello,
> >
> > Same kinds of problem here. It depends on the removed module. I mean:
> > "rmmod loop" or "rmmod pcspkr" works. But "rmmod snd_ens1371" or "rmmod
> > ohci1394" hangs.
> >
> > Sysrq-T when rmmoding snd_ens1371 :
<snip>
> It looks like we're getting stuck in the wait_for_completion() in the new
> klist_remove().
D'oh! It's getting hung while waiting to remove the current node from the
list (which it can't remove because it's being used). The patch below
should fix it.
Pat
===== drivers/base/dd.c 1.3 vs edited =====
--- 1.3/drivers/base/dd.c 2005-03-21 12:25:04 -08:00
+++ edited/drivers/base/dd.c 2005-03-24 16:55:21 -08:00
@@ -177,7 +177,7 @@
sysfs_remove_link(&drv->kobj, kobject_name(&dev->kobj));
sysfs_remove_link(&dev->kobj, "driver");
- klist_remove(&dev->knode_driver);
+ klist_del(&dev->knode_driver);
down(&dev->sem);
device_detach_shutdown(dev);
-
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