ci_heartbeat_suspend
p = &curcpu()->ci_heartbeat_suspend;
p = &ci->ci_heartbeat_suspend;
return atomic_load_relaxed(&ci->ci_heartbeat_suspend);
if (atomic_load_relaxed(&ci->ci_heartbeat_suspend))
__predict_false(curcpu()->ci_heartbeat_suspend) ||
atomic_load_relaxed(&patient->ci_heartbeat_suspend) == 0)
db_read_unsigned(&ci->ci_heartbeat_suspend));