From e09b41010ba33a20a87472ee821fa407a5b8da36 Mon Sep 17 00:00:00 2001 From: José Pekkarinen Date: Mon, 11 Apr 2016 10:41:07 +0300 Subject: These changes are the raw update to linux-4.4.6-rt14. Kernel sources are taken from kernel.org, and rt patch from the rt wiki download page. MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit During the rebasing, the following patch collided: Force tick interrupt and get rid of softirq magic(I70131fb85). Collisions have been removed because its logic was found on the source already. Change-Id: I7f57a4081d9deaa0d9ccfc41a6c8daccdee3b769 Signed-off-by: José Pekkarinen --- kernel/drivers/tty/rocket.c | 13 ------------- 1 file changed, 13 deletions(-) (limited to 'kernel/drivers/tty/rocket.c') diff --git a/kernel/drivers/tty/rocket.c b/kernel/drivers/tty/rocket.c index c8dd8dc31..802eac7e5 100644 --- a/kernel/drivers/tty/rocket.c +++ b/kernel/drivers/tty/rocket.c @@ -895,14 +895,6 @@ static int rp_open(struct tty_struct *tty, struct file *filp) if (!page) return -ENOMEM; - if (port->flags & ASYNC_CLOSING) { - retval = wait_for_completion_interruptible(&info->close_wait); - free_page(page); - if (retval) - return retval; - return ((port->flags & ASYNC_HUP_NOTIFY) ? -EAGAIN : -ERESTARTSYS); - } - /* * We must not sleep from here until the port is marked fully in use. */ @@ -1057,7 +1049,6 @@ static void rp_close(struct tty_struct *tty, struct file *filp) mutex_unlock(&port->mutex); tty_port_tty_set(port, NULL); - wake_up_interruptible(&port->close_wait); complete_all(&info->close_wait); atomic_dec(&rp_num_ports_open); @@ -1511,10 +1502,6 @@ static void rp_hangup(struct tty_struct *tty) #endif rp_flush_buffer(tty); spin_lock_irqsave(&info->port.lock, flags); - if (info->port.flags & ASYNC_CLOSING) { - spin_unlock_irqrestore(&info->port.lock, flags); - return; - } if (info->port.count) atomic_dec(&rp_num_ports_open); clear_bit((info->aiop * 8) + info->chan, (void *) &xmit_flags[info->board]); -- cgit 1.2.3-korg