30 best free driver updaters to keep a PC fit August 2020 update
If FLUSHR is set, messages waiting to be sent to user space are flushed. If FLUSHW is set, the stream head clears the FLUSHRbit and sends the M_FLUSH message downstream. In this manner, a single M_FLUSH message sent from the driver can reach all queues in a stream. A module must send two M_FLUSH messages…