The test works by creating a token comprised of random data
and a CRC8 value, using the rte_atomicXX_exchange to exchange
the new token for a previously generated token, and then
verifying that the exchanged data is intact (i.e. the CRC8
is still correct for the data).
Signed-off-by: David Christensen <drc@linux.vnet.ibm.com>
Acked-by: David Marchand <david.marchand@redhat.com>