aboutsummaryrefslogtreecommitdiff
path: root/drivers/input/serio/serio.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/input/serio/serio.c')
-rw-r--r--drivers/input/serio/serio.c12
1 files changed, 9 insertions, 3 deletions
diff --git a/drivers/input/serio/serio.c b/drivers/input/serio/serio.c
index edd15db17715..fbb69ef6a77b 100644
--- a/drivers/input/serio/serio.c
+++ b/drivers/input/serio/serio.c
@@ -269,14 +269,20 @@ static struct serio_event *serio_get_event(void)
return event;
}
-static void serio_handle_events(void)
+static void serio_handle_event(void)
{
struct serio_event *event;
struct serio_driver *serio_drv;
down(&serio_sem);
- while ((event = serio_get_event())) {
+ /*
+ * Note that we handle only one event here to give swsusp
+ * a chance to freeze kseriod thread. Serio events should
+ * be pretty rare so we are not concerned about taking
+ * performance hit.
+ */
+ if ((event = serio_get_event())) {
switch (event->type) {
case SERIO_REGISTER_PORT:
@@ -368,7 +374,7 @@ static struct serio *serio_get_pending_child(struct serio *parent)
static int serio_thread(void *nothing)
{
do {
- serio_handle_events();
+ serio_handle_event();
wait_event_interruptible(serio_wait,
kthread_should_stop() || !list_empty(&serio_event_list));
try_to_freeze();