KFIFO_PEEK_LEN(9) FIFO Buffer KFIFO_PEEK_LEN(9)NAMEkfifo_peek_len - gets the size of the next fifo recordSYNOPSISkfifo_peek_len(fifo);ARGUMENTSfifo address of the fifo to be usedDESCRIPTIONThis function returns the size of the next fifo record in number of bytes.COPYRIGHTKernel Hackers Manual 3.10 June 2014 KFIFO_PEEK_LEN(9)