npi_rtrace_update
void npi_rtrace_update(npi_handle_t, boolean_t, rtrace_t *,
npi_rtrace_update(handle, B_FALSE, &npi_rtracebuf, (uint32_t)offset, \
npi_rtrace_update(handle, B_TRUE, &npi_rtracebuf, (uint32_t)offset,\