Searched refs:open_lock (Results 1 – 1 of 1) sorted by relevance
81 static spinlock_t open_lock = SPIN_LOCK_UNLOCKED; variable680 spin_lock_irqsave(&open_lock, flags); in duart_open()688 spin_unlock_irqrestore(&open_lock, flags); in duart_open()711 spin_lock_irqsave(&open_lock, flags); in duart_close()714 spin_unlock_irqrestore(&open_lock, flags); in duart_close()723 spin_unlock_irqrestore(&open_lock, flags); in duart_close()727 spin_unlock_irqrestore(&open_lock, flags); in duart_close()