Prepare to factor throttle and unthrottle into helper functions; relocate chars_in_buffer() to avoid forward declaration.
Signed-off-by: Peter Hurley <[email protected]> --- drivers/tty/n_tty.c | 24 ++++++++++++------------ 1 file changed, 12 insertions(+), 12 deletions(-) diff --git a/drivers/tty/n_tty.c b/drivers/tty/n_tty.c index dba7e99..d905b45 100644 --- a/drivers/tty/n_tty.c +++ b/drivers/tty/n_tty.c @@ -202,6 +202,18 @@ static void n_tty_set_room(struct tty_struct *tty) } } +static ssize_t chars_in_buffer(struct tty_struct *tty) +{ + struct n_tty_data *ldata = tty->disc_data; + ssize_t n = 0; + + if (!ldata->icanon) + n = read_cnt(ldata); + else + n = ldata->canon_head - ldata->read_tail; + return n; +} + /** * put_tty_queue - add character to tty * @c: character @@ -285,18 +297,6 @@ static void n_tty_flush_buffer(struct tty_struct *tty) up_write(&tty->termios_rwsem); } -static ssize_t chars_in_buffer(struct tty_struct *tty) -{ - struct n_tty_data *ldata = tty->disc_data; - ssize_t n = 0; - - if (!ldata->icanon) - n = read_cnt(ldata); - else - n = ldata->canon_head - ldata->read_tail; - return n; -} - /** * n_tty_chars_in_buffer - report available bytes * @tty: tty device -- 1.8.1.2 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
