centos man page for kfifo_in

KFIFO_IN(9)							    FIFO Buffer 						       KFIFO_IN(9)

NAME
       kfifo_in - put data into the fifo

SYNOPSIS
       kfifo_in(fifo, buf, n);

ARGUMENTS
       fifo
	   address of the fifo to be used

       buf
	   the data to be added

       n
	   number of elements to be added

DESCRIPTION
       This macro copies the given buffer into the fifo and returns the number of copied 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_IN(9)