kfifo_get (9) - Linux Man Pages

kfifo_get: get data from the fifo

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.

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