KFIFO_GET(9)                               FIFO Buffer                               KFIFO_GET(9)



NAME
       kfifo_get - get data from the fifo

SYNOPSIS
       kfifo_get(fifo, val);

ARGUMENTS
       fifo
           address of the fifo to be used

       val
           address where to store the data

DESCRIPTION
       This macro reads the data from the fifo. It returns 0 if the fifo was empty. 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 4.8.                 January 2017                              KFIFO_GET(9)