unsigned long flags; 
static __inline__ unsigned char sunzilog_read_channel_status(struct uart_port *port){	struct zilog_channel __iomem *channel;	unsigned long flags;	unsigned char status;	spin_lock_irqsave(&port->lock, flags);	channel = ZILOG_CHANNEL_FROM_PORT(port);	status = sbus_readb(&channel->control);	ZSDELAY();	spin_unlock_irqrestore(&port->lock, flags);	return status;}
4520	/local/tlutelli/issta_data/temp/c/2005_temp/2005/4520/c5f4644e6c8ba21666128603e4e92544d3cd740d/sunzilog.c/clean/drivers/serial/sunzilog.c