i8042_dumbkbd 85 drivers/input/serio/i8042.c static bool i8042_dumbkbd; i8042_dumbkbd 86 drivers/input/serio/i8042.c module_param_named(dumbkbd, i8042_dumbkbd, bool, 0); i8042_dumbkbd 1327 drivers/input/serio/i8042.c serio->write = i8042_dumbkbd ? NULL : i8042_kbd_write;