1KFIFO_GET(9)                      FIFO Buffer                     KFIFO_GET(9)
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NAME

6       kfifo_get - get data from the fifo
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SYNOPSIS

9       kfifo_get(fifo, val);
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ARGUMENTS

12       fifo
13           address of the fifo to be used
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15       val
16           the var where to store the data to be added
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DESCRIPTION

19       This macro reads the data from the fifo. It returns 0 if the fifo was
20       empty. Otherwise it returns the number processed elements.
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22       Note that with only one concurrent reader and one concurrent writer,
23       you don't need extra locking to use these macro.
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26Kernel Hackers Manual 3.10         June 2019                      KFIFO_GET(9)
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