[PATCH libevdev] Add documentation for axis updates without a tracking ID

[Benjamin Tissoires]

On Wed, Mar 19, 2014 at 12:11 AM, Peter Hutterer
<peter.hutterer at who-t.net> wrote:
> If a touch starts and terminates while in SYN_DROPPED, the tracking ID appears
> to stay at -1, but the other axes may update. We need to pass these on to the
> client since the kernel may buffer the next event with the same value
> otherwise. Note this in the documentation so that client's don't create touch
> points based on out-of-touchpoint updates.
>
> Signed-off-by: Peter Hutterer <peter.hutterer at who-t.net>

Looks fine to me
Reviewed-by: Benjamin Tissoires <benjamin.tissoires at gmail.com>

Cheers,
Benjamin