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path: root/drivers/tty/tty_ioctl.c
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Diffstat (limited to 'drivers/tty/tty_ioctl.c')
-rw-r--r--drivers/tty/tty_ioctl.c21
1 files changed, 7 insertions, 14 deletions
diff --git a/drivers/tty/tty_ioctl.c b/drivers/tty/tty_ioctl.c
index 1445dd39aa62..0ea351388724 100644
--- a/drivers/tty/tty_ioctl.c
+++ b/drivers/tty/tty_ioctl.c
@@ -216,7 +216,7 @@ int tty_unthrottle_safe(struct tty_struct *tty)
void tty_wait_until_sent(struct tty_struct *tty, long timeout)
{
- tty_debug_wait_until_sent(tty, "\n");
+ tty_debug_wait_until_sent(tty, "wait until sent, timeout=%ld\n", timeout);
if (!timeout)
timeout = MAX_SCHEDULE_TIMEOUT;
@@ -239,19 +239,14 @@ EXPORT_SYMBOL(tty_wait_until_sent);
* Termios Helper Methods
*/
-static void unset_locked_termios(struct ktermios *termios,
- struct ktermios *old,
- struct ktermios *locked)
+static void unset_locked_termios(struct tty_struct *tty, struct ktermios *old)
{
+ struct ktermios *termios = &tty->termios;
+ struct ktermios *locked = &tty->termios_locked;
int i;
#define NOSET_MASK(x, y, z) (x = ((x) & ~(z)) | ((y) & (z)))
- if (!locked) {
- printk(KERN_WARNING "Warning?!? termios_locked is NULL.\n");
- return;
- }
-
NOSET_MASK(termios->c_iflag, old->c_iflag, locked->c_iflag);
NOSET_MASK(termios->c_oflag, old->c_oflag, locked->c_oflag);
NOSET_MASK(termios->c_cflag, old->c_cflag, locked->c_cflag);
@@ -463,10 +458,8 @@ void tty_termios_encode_baud_rate(struct ktermios *termios,
if (ifound == -1 && (ibaud != obaud || ibinput))
termios->c_cflag |= (BOTHER << IBSHIFT);
#else
- if (ifound == -1 || ofound == -1) {
- printk_once(KERN_WARNING "tty: Unable to return correct "
- "speed data as your architecture needs updating.\n");
- }
+ if (ifound == -1 || ofound == -1)
+ pr_warn_once("tty: Unable to return correct speed data as your architecture needs updating.\n");
#endif
}
EXPORT_SYMBOL_GPL(tty_termios_encode_baud_rate);
@@ -556,7 +549,7 @@ int tty_set_termios(struct tty_struct *tty, struct ktermios *new_termios)
down_write(&tty->termios_rwsem);
old_termios = tty->termios;
tty->termios = *new_termios;
- unset_locked_termios(&tty->termios, &old_termios, &tty->termios_locked);
+ unset_locked_termios(tty, &old_termios);
if (tty->ops->set_termios)
tty->ops->set_termios(tty, &old_termios);