From 5fc5b42a3bb564f0b6e03f0f1b522ed9100250ad Mon Sep 17 00:00:00 2001
From: Jiri Slaby <jirislaby@gmail.com>
Date: Thu, 11 Jun 2009 14:32:42 +0100
Subject: [PATCH] tty: remove sleep_on
Use wait_event instead of sleep_on in tty_block_til_ready.
Wait for ASYNC_CLOSING flag being 0.
Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
drivers/char/tty_port.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/char/tty_port.c b/drivers/char/tty_port.c
index 4d08b6d27c28..931af1030740 100644
--- a/drivers/char/tty_port.c
+++ b/drivers/char/tty_port.c
@@ -198,7 +198,8 @@ 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) {
- interruptible_sleep_on(&port->close_wait);
+ wait_event_interruptible(port->close_wait,
+ !(port->flags & ASYNC_CLOSING));
if (port->flags & ASYNC_HUP_NOTIFY)
return -EAGAIN;
else
--
2.34.1