Hi1

> Introduce a new function tty_kopen_shared() that yields a struct
> tty_struct. The semantic difference to tty_kopen() is that the tty is
> expected to be used already. So rename tty_kopen() to
> tty_kopen_exclusive() for clearness, adapt the single user and put the
> common code in a new static helper function.
> 
> tty_kopen_shared is to be used to implement an LED trigger for tty
> devices in one of the next patches.
> 
> Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
> ---
>  drivers/accessibility/speakup/spk_ttyio.c |  2 +-
>  drivers/tty/tty_io.c                      | 56 +++++++++++++++--------
>  include/linux/tty.h                       |  5 +-
>  3 files changed, 42 insertions(+), 21 deletions(-)

> -struct tty_struct *tty_kopen(dev_t device)
> +static struct tty_struct *tty_kopen(dev_t device, int shared)
>  {

bool? Otherwise I see nothing obviously wrong here.

But this is for Greg..

Best regards,
								Pavel

-- 
http://www.livejournal.com/~pavelmachek