diff options
| author | Arve Hjønnevåg <arve@android.com> | 2008-10-17 15:28:08 -0700 |
|---|---|---|
| committer | Colin Cross <ccross@android.com> | 2011-06-14 09:08:45 -0700 |
| commit | 5d61887ea1837592ecbe3f5af7b7e4a741b659c5 (patch) | |
| tree | 42e14234bce04b5377b7d72df2b58be6bcd2564a | |
| parent | ca5d75f61af6c00e8bd9f4063c73a206d23df394 (diff) | |
Input: Use monotonic time for event time stamps.
Since wall time can jump backwards, it cannot be used to determine if one
event occured before another or for how long a key was pressed.
Signed-off-by: Arve Hjønnevåg <arve@android.com>
| -rw-r--r-- | drivers/input/evdev.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/input/evdev.c b/drivers/input/evdev.c index 1f571d73d9f..809ebebf4d1 100644 --- a/drivers/input/evdev.c +++ b/drivers/input/evdev.c @@ -97,8 +97,11 @@ static void evdev_event(struct input_handle *handle, struct evdev *evdev = handle->private; struct evdev_client *client; struct input_event event; + struct timespec ts; - do_gettimeofday(&event.time); + ktime_get_ts(&ts); + event.time.tv_sec = ts.tv_sec; + event.time.tv_usec = ts.tv_nsec / NSEC_PER_USEC; event.type = type; event.code = code; event.value = value; |