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6583 remove whole-process swapping

@@ -900,48 +900,10 @@
                 cpupart = cp_list_head;
                 do {
                         calcloadavg(genloadavg(&cpupart->cp_loadavg),
                             cpupart->cp_hp_avenrun);
                 } while ((cpupart = cpupart->cp_next) != cp_list_head);
-
-                /*
-                 * Wake up the swapper thread if necessary.
-                 */
-                if (runin ||
-                    (runout && (avefree < desfree || wake_sched_sec))) {
-                        t = &t0;
-                        thread_lock(t);
-                        if (t->t_state == TS_STOPPED) {
-                                runin = runout = 0;
-                                wake_sched_sec = 0;
-                                t->t_whystop = 0;
-                                t->t_whatstop = 0;
-                                t->t_schedflag &= ~TS_ALLSTART;
-                                THREAD_TRANSITION(t);
-                                setfrontdq(t);
-                        }
-                        thread_unlock(t);
-                }
-        }
-
-        /*
-         * Wake up the swapper if any high priority swapped-out threads
-         * became runable during the last tick.
-         */
-        if (wake_sched) {
-                t = &t0;
-                thread_lock(t);
-                if (t->t_state == TS_STOPPED) {
-                        runin = runout = 0;
-                        wake_sched = 0;
-                        t->t_whystop = 0;
-                        t->t_whatstop = 0;
-                        t->t_schedflag &= ~TS_ALLSTART;
-                        THREAD_TRANSITION(t);
-                        setfrontdq(t);
-                }
-                thread_unlock(t);
         }
 }
 
 void
 clock_init(void)