id	summary	reporter	owner	description	type	status	priority	milestone	component	version	resolution	keywords	cc	field_blocks	field_dependson	field_seealso
233	kbox_proc_phone_hungup() holds spinlocks while taking a mutex	Jakub Jermář		"In kbox_proc_phone_hungup() we have the following locking sequence:

spinlock_lock(&TASK->lock);
spinlock_lock(&TASK->kb.box.lock);
mutex_lock(&TASK->kb.cleanup_lock);

Note that holding a spinlock while taking a mutex is considered harmful."	defect	closed	major	0.4.3	helenos/kernel/generic	mainline	fixed