umad_status - get the status of a umad buffer
#include <infiniband/umad.h>
int umad_status(void *umad);
umad_status() get the internal umad status field.
After a packet is received, umad_status() returns 0 on a successful
receive, or a non zero status. ETIMEDOUT means that the packet had a
send-timeout indication. In this case, the transaction ID will be set
to the TID of the original request.
Hal Rosenstock <halr@voltaire.com>