kfifo_init(9) centos man page | unix.com

KFIFO_INIT(9)							    FIFO Buffer 						     KFIFO_INIT(9)

NAME
       kfifo_init - initialize a fifo using a preallocated buffer

SYNOPSIS
       kfifo_init(fifo, buffer, size);

ARGUMENTS
       fifo
	   the fifo to assign the buffer

       buffer
	   the preallocated buffer to be used

       size
	   the size of the internal buffer, this have to be a power of 2

DESCRIPTION
       This macro initialize a fifo using a preallocated buffer.

       The numer of elements will be rounded-up to a power of 2. Return 0 if no error, otherwise an error code.

COPYRIGHT
Kernel Hackers Manual 3.10					     June 2014							     KFIFO_INIT(9)