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path: root/drivers/char/tty_port.c
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Diffstat (limited to 'drivers/char/tty_port.c')
-rw-r--r--drivers/char/tty_port.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/char/tty_port.c b/drivers/char/tty_port.c
index a3bd1d0b66cf..33d37d230f8f 100644
--- a/drivers/char/tty_port.c
+++ b/drivers/char/tty_port.c
@@ -231,7 +231,7 @@ int tty_port_block_til_ready(struct tty_port *port,
/* block if port is in the process of being closed */
if (tty_hung_up_p(filp) || port->flags & ASYNC_CLOSING) {
- wait_event_interruptible(port->close_wait,
+ wait_event_interruptible_tty(port->close_wait,
!(port->flags & ASYNC_CLOSING));
if (port->flags & ASYNC_HUP_NOTIFY)
return -EAGAIN;
@@ -294,7 +294,9 @@ int tty_port_block_til_ready(struct tty_port *port,
retval = -ERESTARTSYS;
break;
}
+ tty_unlock();
schedule();
+ tty_lock();
}
finish_wait(&port->open_wait, &wait);