/* Locking notes : this function may be called from irq context with
* spinlock, via irport_write_wakeup(), or from non-interrupt without
* spinlock (from the task timer). Yuck !
/* Locking notes : this function may be called from irq context with
* spinlock, via irport_write_wakeup(), or from non-interrupt without
* spinlock (from the task timer). Yuck !