diff options
Diffstat (limited to 'drivers/char')
| -rw-r--r-- | drivers/char/n_tty.c | 1 | ||||
| -rw-r--r-- | drivers/char/tty_buffer.c | 13 | ||||
| -rw-r--r-- | drivers/char/vr41xx_giu.c | 0 |
3 files changed, 14 insertions, 0 deletions
diff --git a/drivers/char/n_tty.c b/drivers/char/n_tty.c index ff47907ff1b..973be2f4419 100644 --- a/drivers/char/n_tty.c +++ b/drivers/char/n_tty.c @@ -1583,6 +1583,7 @@ static int n_tty_open(struct tty_struct *tty) static inline int input_available_p(struct tty_struct *tty, int amt) { + tty_flush_to_ldisc(tty); if (tty->icanon) { if (tty->canon_data) return 1; diff --git a/drivers/char/tty_buffer.c b/drivers/char/tty_buffer.c index 810ee25d66a..3108991c5c8 100644 --- a/drivers/char/tty_buffer.c +++ b/drivers/char/tty_buffer.c @@ -462,6 +462,19 @@ static void flush_to_ldisc(struct work_struct *work) } /** + * tty_flush_to_ldisc + * @tty: tty to push + * + * Push the terminal flip buffers to the line discipline. + * + * Must not be called from IRQ context. + */ +void tty_flush_to_ldisc(struct tty_struct *tty) +{ + flush_to_ldisc(&tty->buf.work.work); +} + +/** * tty_flip_buffer_push - terminal * @tty: tty to push * diff --git a/drivers/char/vr41xx_giu.c b/drivers/char/vr41xx_giu.c deleted file mode 100644 index e69de29bb2d..00000000000 --- a/drivers/char/vr41xx_giu.c +++ /dev/null |