kfifo_out_peek (9) - Linux Man Pages
kfifo_out_peek: gets some data from the fifo
kfifo_out_peek - gets some data from the fifo
- kfifo_out_peek(fifo, buf, n);
- address of the fifo to be used
- pointer to the storage buffer
- max. number of elements to get
This macro get the data from the fifo and return the numbers of elements copied. The data is not removed from the fifo.