[PATCH synaptics] Reset X/Y hist if the date is set back

[Thierry Vignaud]

On 19 December 2010 17:04, Alberto Milone <alberto.milone at canonical.com> wrote:
> The attached patch solves a problem that causes the touchpad cursor to
> freeze after setting the date back. The full description is available
> in the patch.

Shouldn't this be explained as a comment in the code too so that the
next guy that will touch this code
in 6 monthes knows what's going on?