Hi Angelo, On Sun, Sep 26, 2021 at 05:18:47PM +0200, Angelo Dureghello wrote: > In some cases, at open(), when matrix_keypad_start() schedules > matrix_keypad_scan(), some events may be fired, but they can't be > grabbed from the event queue by evtest later on, since this > condition causes a continuous event triggered. I am not quite sure what you mean by "continuous event triggered". Could you please explain in more detail? Thanks. -- Dmitry