41 	unsigned long flags;  member
57 	unsigned long flags;  in serport_serio_open()  local
59 	spin_lock_irqsave(&serport->lock, flags);  in serport_serio_open()
60 	set_bit(SERPORT_ACTIVE, &serport->flags);  in serport_serio_open()
61 	spin_unlock_irqrestore(&serport->lock, flags);  in serport_serio_open()
70 	unsigned long flags;  in serport_serio_close()  local
72 	spin_lock_irqsave(&serport->lock, flags);  in serport_serio_close()
73 	clear_bit(SERPORT_ACTIVE, &serport->flags);  in serport_serio_close()
74 	set_bit(SERPORT_DEAD, &serport->flags);  in serport_serio_close()
75 	spin_unlock_irqrestore(&serport->lock, flags);  in serport_serio_close()
102 	set_bit(TTY_DO_WRITE_WAKEUP, &tty->flags);  in serport_ldisc_open()
127 	unsigned long flags;  in serport_ldisc_receive()  local
131 	spin_lock_irqsave(&serport->lock, flags);  in serport_ldisc_receive()
133 	if (!test_bit(SERPORT_ACTIVE, &serport->flags))  in serport_ldisc_receive()
157 	spin_unlock_irqrestore(&serport->lock, flags);  in serport_ldisc_receive()
171 	if (test_and_set_bit(SERPORT_BUSY, &serport->flags))  in serport_ldisc_read()
191 	wait_event_interruptible(serport->wait, test_bit(SERPORT_DEAD, &serport->flags));  in serport_ldisc_read()
195 	clear_bit(SERPORT_DEAD, &serport->flags);  in serport_ldisc_read()
196 	clear_bit(SERPORT_BUSY, &serport->flags);  in serport_ldisc_read()
254 	unsigned long flags;  in serport_ldisc_write_wakeup()  local
256 	spin_lock_irqsave(&serport->lock, flags);  in serport_ldisc_write_wakeup()
257 	if (test_bit(SERPORT_ACTIVE, &serport->flags))  in serport_ldisc_write_wakeup()
259 	spin_unlock_irqrestore(&serport->lock, flags);  in serport_ldisc_write_wakeup()