--- /sys/src/9k/k10/archk10.c	Sun Feb 15 00:00:00 2015
+++ /sys/src/9k/k10/archk10.c	Sun Feb 15 00:00:00 2015
@@ -225,7 +225,7 @@
 void
 archenable(void)
 {
-	if((m->cpuinfo[1][3] & (1<<3)) == 0){
+	if(1 || (m->cpuinfo[1][3] & (1<<3)) == 0){
 		print("cpu%d: no monitor/mwait\n", m->machno);
 	}else
 		wrmsr(0x1a0, rdmsr(0x1a0) | (1<<18));	/* enable monitor/mwait */
--- /sys/src/9k/k10/trap.c	Sun Feb 15 00:00:00 2015
+++ /sys/src/9k/k10/trap.c	Sun Feb 15 00:00:00 2015
@@ -593,10 +593,10 @@
 		}
 		sprint(buf, "sys: trap: fault %s addr=%#llux",
 			read? "read": "write", addr);
-		for(int i = 0; i < NSEG; i++){
-			if(up->seg[i] != nil)
-				printpages(up->seg[i]->pages);
-		}
+		//for(int i = 0; i < NSEG; i++){
+		//	if(up->seg[i] != nil)
+		//		printpages(up->seg[i]->pages);
+		//}
 		//mmudump(up);
 		checkpages();
 		postnote(up, 1, buf, NDebug);
--- /sys/src/9k/port/page.c	Sun Feb 15 00:00:00 2015
+++ /sys/src/9k/port/page.c	Sun Feb 15 00:00:00 2015
@@ -137,9 +137,9 @@
 }
 
 int
-physmemavail(uintptr)
+physmemavail(uintptr need)
 {
-	return 1;	/* palloc.freecount > highwater+need/BY2PG+1 */
+	return (SEGMAPSIZE*PTEPERTAB) > (need/PGSZ);
 }
 
 int
--- /sys/src/9k/port/fault.c	Tue Feb 17 00:00:00 2015
+++ /sys/src/9k/port/fault.c	Tue Feb 17 00:00:00 2015
@@ -34,7 +34,7 @@
 		sps = up->psstate;
 		up->psstate = "Fault";
 		if(fixfault(s, addr, read, 1) == 0){	/* runlocks s->lk */
-			if(DBGFLG)
+			if(0)
 				checkpages();
 			up->psstate = sps;
 			return 0;