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OPAL_CHECK_ASYNC_COMPLETION
===========================
OPAL_CHECK_ASYNC_COMPLETION checks if an async OPAL pending message was completed. (see :ref:`opal-messages`).
.. code-block:: c
int64_t opal_check_completion(uint64_t *buffer, uint64_t size, uint64_t token);
Parameters:
buffer
buffer to copy message into
size
sizeof buffer to copy message into
token
async message token
Return values
-------------
OPAL_PARAMETER
buffer parameter is an invalid pointer (NULL or > top of RAM).
OPAL_SUCCESS
message successfully copied to buffer.
OPAL_BUSY
message is still pending and should be re-checked later.
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