mpt_sleep
mpt_sleep(mpt, &mpt->request_free_list, PUSER, "mptgreq", 0);
if (mpt_sleep(mpt, req, PUSER, "mptreq", sbt) ==
mpt_sleep(mpt, &mpt->recovery_thread, PUSER, "thtrm", 0);
mpt_sleep(mpt, mpt, PUSER, "idle", 0);
mpt_sleep(mpt, &mpt->raid_thread, PUSER, "thtrm", 0);
mpt_sleep(mpt, &mpt->raid_volumes, PUSER, "idle", 0);