Jared Boone 8fba47b7d8 FIFO in and out indices should be volatile.
Later code revealed that the receiving core never notices (reads anew) the _in member variable when waiting for the FIFO to be empty (_in == _out).
2016-01-07 10:53:27 -08:00
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2015-12-28 16:50:01 -08:00