centos man page for kfifo_put

KFIFO_PUT(9)							    FIFO Buffer 						      KFIFO_PUT(9)

NAME
       kfifo_put - put data into the fifo

SYNOPSIS
       kfifo_put(fifo, val);

ARGUMENTS
       fifo
	   address of the fifo to be used

       val
	   the data to be added

DESCRIPTION
       This macro copies the given value into the fifo. It returns 0 if the fifo was full. Otherwise it returns the number processed elements.

       Note that with only one concurrent reader and one concurrent writer, you don't need extra locking to use these macro.

COPYRIGHT
Kernel Hackers Manual 3.10					     June 2014							      KFIFO_PUT(9)