diff options
Diffstat (limited to 'drivers/tty/serial/crisv10.c')
| -rw-r--r-- | drivers/tty/serial/crisv10.c | 34 |
1 files changed, 1 insertions, 33 deletions
diff --git a/drivers/tty/serial/crisv10.c b/drivers/tty/serial/crisv10.c index 3e4470af5c50..f13f2ebd215b 100644 --- a/drivers/tty/serial/crisv10.c +++ b/drivers/tty/serial/crisv10.c @@ -3655,7 +3655,6 @@ rs_close(struct tty_struct *tty, struct file * filp) wake_up_interruptible(&info->port.open_wait); } info->port.flags &= ~(ASYNC_NORMAL_ACTIVE|ASYNC_CLOSING); - wake_up_interruptible(&info->port.close_wait); local_irq_restore(flags); /* port closed */ @@ -3759,23 +3758,6 @@ block_til_ready(struct tty_struct *tty, struct file * filp, int do_clocal = 0; /* - * If the device is in the middle of being closed, then block - * until it's done, and then try again. - */ - if (info->port.flags & ASYNC_CLOSING) { - wait_event_interruptible_tty(tty, info->port.close_wait, - !(info->port.flags & ASYNC_CLOSING)); -#ifdef SERIAL_DO_RESTART - if (info->port.flags & ASYNC_HUP_NOTIFY) - return -EAGAIN; - else - return -ERESTARTSYS; -#else - return -EAGAIN; -#endif - } - - /* * If non-blocking mode is set, or the port is not enabled, * then make the check up front and then exit. */ @@ -3825,7 +3807,7 @@ block_til_ready(struct tty_struct *tty, struct file * filp, #endif break; } - if (!(info->port.flags & ASYNC_CLOSING) && do_clocal) + if (do_clocal) /* && (do_clocal || DCD_IS_ASSERTED) */ break; if (signal_pending(current)) { @@ -3895,20 +3877,6 @@ rs_open(struct tty_struct *tty, struct file * filp) info->port.low_latency = !!(info->port.flags & ASYNC_LOW_LATENCY); /* - * If the port is in the middle of closing, bail out now - */ - if (info->port.flags & ASYNC_CLOSING) { - wait_event_interruptible_tty(tty, info->port.close_wait, - !(info->port.flags & ASYNC_CLOSING)); -#ifdef SERIAL_DO_RESTART - return ((info->port.flags & ASYNC_HUP_NOTIFY) ? - -EAGAIN : -ERESTARTSYS); -#else - return -EAGAIN; -#endif - } - - /* * If DMA is enabled try to allocate the irq's. */ if (info->port.count == 1) { |