diff options
| -rw-r--r-- | drivers/tty/tty.h | 13 | ||||
| -rw-r--r-- | drivers/tty/tty_ioctl.c | 2 |
2 files changed, 10 insertions, 5 deletions
diff --git a/drivers/tty/tty.h b/drivers/tty/tty.h index 50862f98273e..93cf5ef1e857 100644 --- a/drivers/tty/tty.h +++ b/drivers/tty/tty.h @@ -41,15 +41,20 @@ enum { }; /* Values for tty->flow_change */ -#define TTY_THROTTLE_SAFE 1 -#define TTY_UNTHROTTLE_SAFE 2 +enum tty_flow_change { + TTY_FLOW_NO_CHANGE, + TTY_THROTTLE_SAFE, + TTY_UNTHROTTLE_SAFE, +}; -static inline void __tty_set_flow_change(struct tty_struct *tty, int val) +static inline void __tty_set_flow_change(struct tty_struct *tty, + enum tty_flow_change val) { tty->flow_change = val; } -static inline void tty_set_flow_change(struct tty_struct *tty, int val) +static inline void tty_set_flow_change(struct tty_struct *tty, + enum tty_flow_change val) { tty->flow_change = val; smp_mb(); diff --git a/drivers/tty/tty_ioctl.c b/drivers/tty/tty_ioctl.c index 42c793e9d131..4b499301a3db 100644 --- a/drivers/tty/tty_ioctl.c +++ b/drivers/tty/tty_ioctl.c @@ -104,7 +104,7 @@ void tty_unthrottle(struct tty_struct *tty) if (test_and_clear_bit(TTY_THROTTLED, &tty->flags) && tty->ops->unthrottle) tty->ops->unthrottle(tty); - tty->flow_change = 0; + tty->flow_change = TTY_FLOW_NO_CHANGE; up_write(&tty->termios_rwsem); } EXPORT_SYMBOL(tty_unthrottle); |