diff options
Diffstat (limited to 'drivers/char')
| -rw-r--r-- | drivers/char/moxa.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/char/moxa.c b/drivers/char/moxa.c index 40ac6dedee46..2fc255a21486 100644 --- a/drivers/char/moxa.c +++ b/drivers/char/moxa.c @@ -41,6 +41,7 @@ #include <linux/pci.h> #include <linux/init.h> #include <linux/bitops.h> +#include <linux/completion.h> #include <asm/system.h> #include <asm/io.h> @@ -142,7 +143,7 @@ struct moxa_port { struct tty_struct *tty; int cflag; wait_queue_head_t open_wait; - wait_queue_head_t close_wait; + struct completion close_wait; struct timer_list emptyTimer; @@ -374,7 +375,7 @@ static int __init moxa_init(void) ch->closing_wait = 30 * HZ; ch->cflag = B9600 | CS8 | CREAD | CLOCAL | HUPCL; init_waitqueue_head(&ch->open_wait); - init_waitqueue_head(&ch->close_wait); + init_completion(&ch->close_wait); setup_timer(&ch->emptyTimer, moxa_check_xmit_empty, (unsigned long)ch); @@ -577,7 +578,7 @@ static void moxa_close(struct tty_struct *tty, struct file *filp) wake_up_interruptible(&ch->open_wait); } ch->asyncflags &= ~(ASYNC_NORMAL_ACTIVE | ASYNC_CLOSING); - wake_up_interruptible(&ch->close_wait); + complete_all(&ch->close_wait); } static int moxa_write(struct tty_struct *tty, @@ -941,7 +942,7 @@ static int moxa_block_till_ready(struct tty_struct *tty, struct file *filp, */ if (tty_hung_up_p(filp) || (ch->asyncflags & ASYNC_CLOSING)) { if (ch->asyncflags & ASYNC_CLOSING) - interruptible_sleep_on(&ch->close_wait); + wait_for_completion_interruptible(&ch->close_wait); #ifdef SERIAL_DO_RESTART if (ch->asyncflags & ASYNC_HUP_NOTIFY) return (-EAGAIN); |