Commit 36d2582f authored Oct 04, 2018 by Dmitry Torokhov

Input: evdev - add a schedule point in evdev_write()



Large writes to evdev interface may cause rcu stalls. Let's add
cond_resched() to the loop to avoid this.

Reviewed-by: Paul E. McKenney <paulmck@linux.ibm.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

parent f74c371f

drivers/input/evdev.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -564,6 +564,7 @@ static ssize_t evdev_write(struct file file, const char __user buffer,

		input_inject_event(&evdev->handle,
		event.type, event.code, event.value);
		cond_resched();
		}

		out: