diff options
| -rw-r--r-- | drivers/usb/serial/generic.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/usb/serial/generic.c b/drivers/usb/serial/generic.c index 1be8bea372a2..546a1c2ce2f2 100644 --- a/drivers/usb/serial/generic.c +++ b/drivers/usb/serial/generic.c @@ -417,7 +417,7 @@ void usb_serial_generic_read_bulk_callback(struct urb *urb) /* * 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(); @@ -489,7 +489,7 @@ void usb_serial_generic_unthrottle(struct tty_struct *tty) * 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); } |