Backport fix for credit size parameter type Fix some size_t/uint64_t type mismatch on architectures where size_t is 32 bit with backport of commit cd607326318534eca4763f29882ada90c5935799 by Sean Hefty <sean.hefty@intel.com>:
prov/hook,verbs,rxm: Fix credit size parameter for flow ctrl
ofi_ops_flow_ctrl defines callbacks for use between rxm and verbs. Those callbacks include u64 parameters for credit values. However, the callers use size_t instead. This results in build warnings.
