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Subject[PATCH] Input: uinput - add a schedule point in uinput_inject_events()
Large writes to uinput interface may cause rcu stalls. Let's add
cond_resched() to the loop to avoid this.

Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
---
drivers/input/misc/uinput.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/drivers/input/misc/uinput.c b/drivers/input/misc/uinput.c
index eb14ddf69346..8ec483e8688b 100644
--- a/drivers/input/misc/uinput.c
+++ b/drivers/input/misc/uinput.c
@@ -598,6 +598,7 @@ static ssize_t uinput_inject_events(struct uinput_device *udev,

input_event(udev->dev, ev.type, ev.code, ev.value);
bytes += input_event_size();
+ cond_resched();
}

return bytes;
--
2.19.0.605.g01d371f741-goog

--
Dmitry

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