kfifo_out (9) - Linux Man Pages

kfifo_out: get data from the fifo

NAME

kfifo_out - get data from the fifo

SYNOPSIS

kfifo_out(fifo, buf, n);

ARGUMENTS

fifo

address of the fifo to be used

buf

pointer to the storage buffer

n

max. number of elements to get

DESCRIPTION

This macro get some data from the fifo and return the numbers of elements copied.

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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