/*
* Make sure URB is marked as free before checking the throttled flag
* to avoid racing with unthrottle() on another CPU. Matches the
- * smp_mb() in unthrottle().
+ * smp_mb__after_atomic() in unthrottle().
*/
smp_mb__after_atomic();
* Matches the smp_mb__after_atomic() in
* usb_serial_generic_read_bulk_callback().
*/
- smp_mb();
+ smp_mb__after_atomic();
usb_serial_generic_submit_read_urbs(port, GFP_KERNEL);
}
* @tty: tty for the port
* @status: new carrier detect status, nonzero if active
*/
-void usb_serial_handle_dcd_change(struct usb_serial_port *usb_port,
+void usb_serial_handle_dcd_change(struct usb_serial_port *port,
struct tty_struct *tty, unsigned int status)
{
- struct tty_port *port = &usb_port->port;
-
- dev_dbg(&usb_port->dev, "%s - status %d\n", __func__, status);
+ dev_dbg(&port->dev, "%s - status %d\n", __func__, status);
if (tty) {
struct tty_ldisc *ld = tty_ldisc_ref(tty);
}
if (status)
- wake_up_interruptible(&port->open_wait);
+ wake_up_interruptible(&port->port.open_wait);
else if (tty && !C_CLOCAL(tty))
tty_hangup(tty);
}