--- /sys/src/9k/port/qmalloc.c
+++ /sys/src/9k/port/qmalloc.c
@@ -48,9 +48,47 @@ static	Header	*tailptr;
 static	Header	checkval;
 static	int	morecore(unsigned);
 
+enum
+{
+	QSmalign = 0,
+	QSmalignquick,
+	QSmalignrover,
+	QSmalignfront,
+	QSmalignback,
+	QSmaligntail,
+	QSmalignnottail,
+	QSmalloc,
+	QSmallocrover,
+	QSmalloctail,
+	QSfree,
+	QSfreetail,
+	QSfreequick,
+	QSfreenext,
+	QSfreeprev,
+	QSmax
+};
+
+static	char*	qstatstr[QSmax] = {
+[QSmalign]		"malign",
+[QSmalignquick]	"malignquick",
+[QSmalignrover]	"malignrover",
+[QSmalignfront]	"malignfront",
+[QSmalignback]	"malignback",
+[QSmaligntail]	"maligntail",
+[QSmalignnottail]	"malignnottail",
+[QSmalloc]		"malloc",
+[QSmallocrover]	"mallocrover",
+[QSmalloctail]	"malloctail",
+[QSfree]		"free",
+[QSfreetail]	"freetail",
+[QSfreequick]	"freequick",
+[QSfreenext]	"freenext",
+[QSfreeprev]	"freeprev",
+};
+
 static	void*	qmalloc(usize);
 static	void	qfreeinternal(void*);
-static	int	qstats[32];
+static	int	qstats[QSmax];
 
 static	Lock		mainlock;
 
@@ -83,7 +121,7 @@ qmallocalign(usize nbytes, uintptr align, long offset, usize span)
 	if(align <= sizeof(Align))
 		return qmalloc(nbytes);
 
-	qstats[5]++;
+	qstats[QSmalign]++;
 	nunits = NUNITS(nbytes);
 	if(nunits <= NQUICK){
 		/*
@@ -98,7 +136,7 @@ qmallocalign(usize nbytes, uintptr align, long offset, usize span)
 				*pp = p->s.next;
 				p->s.next = &checkval;
 				QUNLOCK(&qlist->lk);
-				qstats[6]++;
+				qstats[QSmalignquick]++;
 				return p+1;
 			}
 			pp = &p->s.next;
@@ -125,7 +163,7 @@ qmallocalign(usize nbytes, uintptr align, long offset, usize span)
 				 */
 				q->s.next = p->s.next;
 				rover = q;
-				qstats[7]++;
+				qstats[QSmalignrover]++;
 
 				/*
 				 * Free any runt in front of the alignment.
@@ -139,7 +177,7 @@ qmallocalign(usize nbytes, uintptr align, long offset, usize span)
 					r->s.size = n;
 					r->s.next = &checkval;
 					qfreeinternal(r+1);
-					qstats[8]++;
+					qstats[QSmalignfront]++;
 				}
 
 				/*
@@ -149,7 +187,7 @@ qmallocalign(usize nbytes, uintptr align, long offset, usize span)
 					r = p+nunits;
 					r->s.size = p->s.size - nunits;
 					r->s.next = &checkval;
-					qstats[9]++;
+					qstats[QSmalignback]++;
 					qfreeinternal(r+1);
 
 					p->s.size = nunits;
@@ -170,7 +208,7 @@ qmallocalign(usize nbytes, uintptr align, long offset, usize span)
 	q = ALIGNHDR(tailptr+1, align);
 	if(q == tailptr+1){
 		tailalloc(p, nunits);
-		qstats[10]++;
+		qstats[QSmaligntail]++;
 	}
 	else{
 		naligned = NUNITS(align)-1;
@@ -193,7 +231,7 @@ qmallocalign(usize nbytes, uintptr align, long offset, usize span)
 		n = q-tailptr - 1;
 		tailalloc(r, n);
 		tailalloc(p, nunits);
-		qstats[11]++;
+		qstats[QSmalignnottail]++;
 		qfreeinternal(r+1);
 	}
 	MUNLOCK;
@@ -213,7 +251,7 @@ qmalloc(usize nbytes)
 		return nil;
 //*/
 
-	qstats[0]++;
+	qstats[QSmalloc]++;
 	nunits = NUNITS(nbytes);
 	if(nunits <= NQUICK){
 		qlist = &quicklist[nunits];
@@ -243,7 +281,7 @@ qmalloc(usize nbytes)
 						q->s.next = p->s.next;
 					p->s.next = &checkval;
 					rover = q;
-					qstats[2]++;
+					qstats[QSmallocrover]++;
 					MUNLOCK;
 					return p+1;
 				}
@@ -255,7 +293,7 @@ qmalloc(usize nbytes)
 		}
 		tailsize += n;
 	}
-	qstats[3]++;
+	qstats[QSmalloctail]++;
 	tailalloc(p, nunits);
 	MUNLOCK;
 
@@ -271,7 +309,7 @@ qfreeinternal(void* ap)
 
 	if(ap == nil)
 		return;
-	qstats[16]++;
+	qstats[QSfree]++;
 
 	p = (Header*)ap - 1;
 	if((nunits = p->s.size) == 0 || p->s.next != &checkval)
@@ -280,7 +318,7 @@ qfreeinternal(void* ap)
 		/* block before tail */
 		tailptr = p;
 		tailsize += nunits;
-		qstats[17]++;
+		qstats[QSfreetail]++;
 		return;
 	}
 	if(nunits <= NQUICK) {
@@ -289,7 +327,7 @@ qfreeinternal(void* ap)
 		p->s.next = qlist->first;
 		qlist->first = p;
 		QUNLOCK(&qlist->lk);
-		qstats[18]++;
+		qstats[QSfreequick]++;
 		return;
 	}
 	if((q = rover) == nil) {
@@ -303,13 +341,13 @@ qfreeinternal(void* ap)
 	if(p+p->s.size == q->s.next) {
 		p->s.size += q->s.next->s.size;
 		p->s.next = q->s.next->s.next;
-		qstats[19]++;
+		qstats[QSfreenext]++;
 	} else
 		p->s.next = q->s.next;
 	if(q+q->s.size == p) {
 		q->s.size += p->s.size;
 		q->s.next = p->s.next;
-		qstats[20]++;
+		qstats[QSfreeprev]++;
 	} else
 		q->s.next = p;
 	rover = q;
@@ -364,7 +402,7 @@ mallocreadfmt(char* s, char* e)
 	for(i = 0; i < nelem(qstats); i++){
 		if(qstats[i] == 0)
 			continue;
-//		p = seprint(p, e, "qstats[%d] %ud\n", i, qstats[i]);
+//		p = seprint(p, e, "%s %ud\n", qstatstr[i], qstats[i]);
 	}
 	USED(p);
 	MUNLOCK;
@@ -432,7 +470,7 @@ mallocsummary(void)
 	for(i = 0; i < nelem(qstats); i++){
 		if(qstats[i] == 0)
 			continue;
-		print("qstats[%d] %ud\n", i, qstats[i]);
+		print("%s %ud\n", qstatstr[i], qstats[i]);
 	}
 }