summaryrefslogtreecommitdiffstats
path: root/include/linux/input.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/linux/input.h')
-rw-r--r--include/linux/input.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/input.h b/include/linux/input.h
index 9d9598ed760..b9cc0ac71f4 100644
--- a/include/linux/input.h
+++ b/include/linux/input.h
@@ -859,6 +859,10 @@ struct input_dev {
int (*erase_effect)(struct input_dev *dev, int effect_id);
struct input_handle *grab;
+
+ struct semaphore sem; /* serializes open and close operations */
+ unsigned int users;
+
struct device *dev;
struct list_head h_list;