On Wed, Jul 28, 2010 at 03:33:30PM +0800, Ming Lei wrote: > 2010/7/28 Ming Lei <tom.leiming@xxxxxxxxx>: > > Hi, > > > > 'Unknown symbol in module' ?happens after the actions below: > > > > ? ? ? ? rmmod ehci-hcd > > ? ? ? ? modprobe ehci-hcd > > > > The issue is caused by returning failure of debugfs_create_dir, and > which may be fixed by replacing debugfs_remove with > debugfs_remove_recursive in ehci_hcd_cleanup. Or we can properly clean up all of the files, right? Care to send a patch to resolve this? thanks, greg k-h -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html