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ref: c928f5c09c91766150fdaeb1a9e0b99b6a8d9439
parent: 04e6c5fd2e8f43f21f0ce6f9903a755b54deea34
author: cinap_lenrek <cinap_lenrek@felloff.net>
date: Sun Jan 15 17:13:40 EST 2017

remove old unused cruft

--- a/kern/chan.c
+++ b/kern/chan.c
@@ -247,7 +247,6 @@
 	c->dri = 0;
 	c->aux = 0;
 	c->mchan = 0;
-	c->mcp = 0;
 	c->mux = 0;
 	memset(&c->mqid, 0, sizeof(c->mqid));
 	c->name = 0;
--- a/kern/dat.h
+++ b/kern/dat.h
@@ -2,9 +2,7 @@
 
 #define	BLOCKALIGN		8
 
-typedef struct Alarms	Alarms;
 typedef struct Block	Block;
-typedef struct CSN	CSN;
 typedef struct Chan	Chan;
 typedef struct Cmdbuf	Cmdbuf;
 typedef struct Cmdtab	Cmdtab;
@@ -12,46 +10,26 @@
 typedef struct Conf	Conf;
 typedef struct Dev	Dev;
 typedef struct Dirtab	Dirtab;
-typedef struct Edfinterface	Edfinterface;
 typedef struct Egrp	Egrp;
 typedef struct Evalue	Evalue;
 typedef struct Fgrp	Fgrp;
-typedef struct FPsave	FPsave;
 typedef struct DevConf	DevConf;
 typedef struct Label	Label;
-typedef struct List	List;
 typedef struct Log	Log;
 typedef struct Logflag	Logflag;
-typedef struct Mntcache Mntcache;
 typedef struct Mount	Mount;
 typedef struct Mntrpc	Mntrpc;
 typedef struct Mntwalk	Mntwalk;
 typedef struct Mnt	Mnt;
 typedef struct Mhead	Mhead;
-typedef struct Note	Note;
-typedef struct Page	Page;
-typedef struct Palloc	Palloc;
-typedef struct Perf	Perf;
 typedef struct Pgrps	Pgrps;
-typedef struct PhysUart	PhysUart;
 typedef struct Pgrp	Pgrp;
-typedef struct Physseg	Physseg;
 typedef struct Proc	Proc;
-typedef struct Pte	Pte;
-typedef struct Pthash	Pthash;
 typedef struct Queue	Queue;
 typedef struct Ref	Ref;
 typedef struct Rendez	Rendez;
 typedef struct Rgrp	Rgrp;
 typedef struct RWlock	RWlock;
-typedef struct Schedq	Schedq;
-typedef struct Segment	Segment;
-typedef struct Session	Session;
-typedef struct Task	Task;
-typedef struct Talarm	Talarm;
-typedef struct Timer	Timer;
-typedef struct Uart	Uart;
-typedef struct Ureg Ureg;
 typedef struct Waitq	Waitq;
 typedef struct Walkqid	Walkqid;
 typedef int    Devgen(Chan*, char*, Dirtab*, int, int, Dir*);
@@ -187,7 +165,6 @@
 	int	uri;			/* union read index */
 	int	dri;			/* devdirread index */
 	ulong	mountid;
-	Mntcache *mcp;			/* Mount cache pointer */
 	Mnt		*mux;		/* Mnt for clients using me for messages */
 	void*	aux;
 	Qid	pgrpid;		/* for #p/notepg */
@@ -194,7 +171,6 @@
 	ulong	mid;		/* for ns in devproc */
 	Chan*	mchan;			/* channel to mounted server */
 	Qid	mqid;			/* qid of root of mount point */
-	Session*session;
 	Cname	*name;
 };
 
@@ -303,12 +279,6 @@
 	NDebug,				/* print debug message */
 };
 
-struct Note
-{
-	char	msg[ERRMAX];
-	int	flag;			/* whether system posted it */
-};
-
 enum
 {
 	RENDLOG	=	5,
@@ -316,8 +286,6 @@
 	MNTLOG	=	5,
 	MNTHASH =	1<<MNTLOG,		/* Hash to walk mount table */
 	NFD =		100,		/* per process file descriptors */
-	PGHLOG  =	9,
-	PGHSIZE	=	1<<PGHLOG,	/* Page hash for image lookup */
 };
 #define REND(p,s)	((p)->rendhash[(s)&((1<<RENDLOG)-1)])
 #define MOUNTH(p,qid)	((p)->mnthash[(qid).path&((1<<MNTLOG)-1)])
@@ -435,26 +403,16 @@
 	READSTR =	1000,		/* temporary buffer size for device reads */
 };
 
-extern	char*	conffile;
 extern	int	cpuserver;
 extern	Dev*	devtab[];
 extern  char	*eve;
 extern	char	hostdomain[];
-extern	uchar	initcode[];
 extern  Queue*	kbdq;
 extern  Queue*	kprintoq;
-extern  Ref	noteidalloc;
-extern	Palloc	palloc;
-extern  Queue	*serialoq;
 extern	char*	statename[];
-extern	int	nsyscall;
 extern	char	*sysname;
 extern	uint	qiomaxatomic;
 extern	Conf	conf;
-enum
-{
-	LRESPROF	= 3,
-};
 
 /*
  *  action log
--- a/kern/data.c
+++ b/kern/data.c
@@ -4,7 +4,6 @@
 #include "fns.h"
 #include "error.h"
 
-Proc *up;
 Conf conf = 
 {
 	1,
--- a/kern/dev.c
+++ b/kern/dev.c
@@ -161,7 +161,6 @@
 	nc->pgrpid = c->pgrpid;
 	nc->mid = c->mid;
 	nc->mqid = c->mqid;
-	nc->mcp = c->mcp;
 	return nc;
 }
 
--- a/kern/devcons.c
+++ b/kern/devcons.c
@@ -58,7 +58,7 @@
 };
 
 char	*sysname;
-vlong	fasthz;
+vlong	fasthz = 1000;
 
 static int	readtime(ulong, char*, int);
 static int	readbintime(char*, int);
@@ -384,7 +384,6 @@
 static void
 consinit(void)
 {
-	todinit();
 	randominit();
 }
 
@@ -648,8 +647,6 @@
 	char buf[256];
 	long l, bp;
 	char *a = va;
-	int fd;
-	Chan *swc;
 	ulong offset = off;
 	Cmdbuf *cb;
 	Cmdtab *ct;
@@ -758,22 +755,7 @@
 		break;
 
 	case Qswap:
-		if(n >= sizeof buf)
-			error(Egreg);
-		memmove(buf, va, n);	/* so we can NUL-terminate */
-		buf[n] = 0;
-		/* start a pager if not already started */
-		if(strncmp(buf, "start", 5) == 0){
-			kickpager();
-			break;
-		}
-		if(cpuserver && !iseve())
-			error(Eperm);
-		if(buf[0]<'0' || '9'<buf[0])
-			error(Ebadarg);
-		fd = strtoul(buf, 0, 0);
-		swc = fdtochan(fd, -1, 1, 1);
-		setswapchan(swc);
+		error(Egreg);
 		break;
 
 	case Qsysname:
@@ -819,19 +801,6 @@
 static uvlong uvorder = (uvlong) 0x0001020304050607ULL;
 
 static uchar*
-le2vlong(vlong *to, uchar *f)
-{
-	uchar *t, *o;
-	int i;
-
-	t = (uchar*)to;
-	o = (uchar*)&uvorder;
-	for(i = 0; i < sizeof(vlong); i++)
-		t[o[i]] = f[i];
-	return f+sizeof(vlong);
-}
-
-static uchar*
 vlong2le(uchar *t, vlong from)
 {
 	uchar *f, *o;
@@ -844,36 +813,6 @@
 	return t+sizeof(vlong);
 }
 
-static long order = 0x00010203;
-
-static uchar*
-le2long(long *to, uchar *f)
-{
-	uchar *t, *o;
-	int i;
-
-	t = (uchar*)to;
-	o = (uchar*)&order;
-	for(i = 0; i < sizeof(long); i++)
-		t[o[i]] = f[i];
-	return f+sizeof(long);
-}
-
-/*
-static uchar*
-long2le(uchar *t, long from)
-{
-	uchar *f, *o;
-	int i;
-
-	f = (uchar*)&from;
-	o = (uchar*)&order;
-	for(i = 0; i < sizeof(long); i++)
-		t[i] = f[o[i]];
-	return t+sizeof(long);
-}
-*/
-
 char *Ebadtimectl = "bad time control";
 
 /*
@@ -884,18 +823,16 @@
 static int
 readtime(ulong off, char *buf, int n)
 {
-	vlong	nsec, ticks;
-	long sec;
+	vlong nsec;
+	ulong sec;
 	char str[7*NUMSIZE];
 
-	nsec = todget(&ticks);
-	if(fasthz == (vlong)0)
-		fastticks((uvlong*)&fasthz);
-	sec = nsec/((uvlong) 1000000000);
+	sec = seconds();
+	nsec = (vlong)sec*1000000000LL;
 	snprint(str, sizeof(str), "%*.0lud %*.0llud %*.0llud %*.0llud ",
 		NUMSIZE-1, sec,
 		VLNUMSIZE-1, nsec,
-		VLNUMSIZE-1, ticks,
+		VLNUMSIZE-1, ticks(),
 		VLNUMSIZE-1, fasthz);
 	return readstr(off, buf, n, str);
 }
@@ -906,20 +843,10 @@
 static int
 writetime(char *buf, int n)
 {
-	char b[13];
-	long i;
-	vlong now;
-
-	if(n >= sizeof(b))
-		error(Ebadtimectl);
-	strncpy(b, buf, n);
-	b[n] = 0;
-	i = strtol(b, 0, 0);
-	if(i <= 0)
-		error(Ebadtimectl);
-	now = i*((vlong) 1000000000);
-	todset(now, 0, 0);
-	return n;
+	USED(buf);
+	USED(n);
+	error(Egreg);
+	return 0;
 }
 
 /*
@@ -930,19 +857,17 @@
 readbintime(char *buf, int n)
 {
 	int i;
-	vlong nsec, ticks;
+	vlong nsec;
 	uchar *b = (uchar*)buf;
 
 	i = 0;
-	if(fasthz == (vlong)0)
-		fastticks((uvlong*)&fasthz);
-	nsec = todget(&ticks);
+	nsec = (ulong)seconds()*1000000000LL;
 	if(n >= 3*sizeof(uvlong)){
 		vlong2le(b+2*sizeof(uvlong), fasthz);
 		i += sizeof(uvlong);
 	}
 	if(n >= 2*sizeof(uvlong)){
-		vlong2le(b+sizeof(uvlong), ticks);
+		vlong2le(b+sizeof(uvlong), ticks());
 		i += sizeof(uvlong);
 	}
 	if(n >= 8){
@@ -961,34 +886,10 @@
 static int
 writebintime(char *buf, int n)
 {
-	uchar *p;
-	vlong delta;
-	long period;
-
-	n--;
-	p = (uchar*)buf + 1;
-	switch(*buf){
-	case 'n':
-		if(n < sizeof(vlong))
-			error(Ebadtimectl);
-		le2vlong(&delta, p);
-		todset(delta, 0, 0);
-		break;
-	case 'd':
-		if(n < sizeof(vlong)+sizeof(long))
-			error(Ebadtimectl);
-		p = le2vlong(&delta, p);
-		le2long(&period, p);
-		todset(-1, delta, period);
-		break;
-	case 'f':
-		if(n < sizeof(uvlong))
-			error(Ebadtimectl);
-		le2vlong(&fasthz, p);
-		todsetfreq(fasthz);
-		break;
-	}
-	return n;
+	USED(buf);
+	USED(n);
+	error(Egreg);
+	return 0;
 }
 
 
--- a/kern/fns.h
+++ b/kern/fns.h
@@ -1,21 +1,11 @@
 #define	ROUND(s, sz)	(((s)+((sz)-1))&~((sz)-1))
 
-void		accounttime(void);
-void		addclock0link(void (*)(void), int);
-int		addphysseg(Physseg*);
-void		addbootfile(char*, uchar*, ulong);
 Block*		adjustblock(Block*, int);
-void		alarmkproc(void*);
 Block*		allocb(int);
-int		anyhigher(void);
-int		anyready(void);
-Page*		auxpage(void);
 int		blocklen(Block*);
-void		callwithureg(void(*)(Ureg*));
 char*		chanpath(Chan*);
 int		cangetc(void*);
 int		canlock(Lock*);
-int		canpage(Proc*);
 int		canputc(void*);
 int		canqlock(QLock*);
 int		canrlock(RWlock*);
@@ -24,7 +14,6 @@
 void		chandevshutdown(void);
 void		chanfree(Chan*);
 void		chanrec(Mnt*);
-void		checkalarms(void);
 void		checkb(Block*, char*);
 Chan*		cclone(Chan*);
 void		cclose(Chan*);
@@ -35,22 +24,15 @@
 void		closemount(Mount*);
 void		closepgrp(Pgrp*);
 void		closergrp(Rgrp*);
-long		clrfpintr(void);
 void		cmderror(Cmdbuf*, char*);
 int		cmount(Chan**, Chan*, int, char*);
 void		cnameclose(Cname*);
 void		confinit(void);
 void		confinit1(int);
-int		consactive(void);
-extern void		(*consdebug)(void);
 Block*		concatblock(Block*);
 Block*		copyblock(Block*, int);
-void		copypage(Page*, Page*);
 void		cunmount(Chan*, Chan*);
-ulong		dbgpc(Proc*);
 int		decref(Ref*);
-int		decrypt(void*, void*, int);
-void		delay(int);
 Chan*		devattach(int, char*);
 Block*		devbread(Chan*, long, ulong);
 long		devbwrite(Chan*, Block*, ulong);
@@ -72,70 +54,36 @@
 Walkqid*	devwalk(Chan*, Chan*, char**, int, Dirtab*, int, Devgen*);
 int		devwstat(Chan*, uchar*, int);
 void		drawcmap(void);
-void		dumpaproc(Proc*);
-void		dumpqueues(void);
-void		dumpregs(Ureg*);
-void		dumpstack(void);
 Fgrp*		dupfgrp(Fgrp*);
-void		duppage(Page*);
-void		dupswap(Page*);
 int		emptystr(char*);
-int		encrypt(void*, void*, int);
 void		envcpy(Egrp*, Egrp*);
 int		eqchan(Chan*, Chan*, int);
 int		eqqid(Qid, Qid);
 void		error(char*);
-long		execregs(ulong, ulong, ulong);
 void		exhausted(char*);
 void		exit(int);
-uvlong		fastticks(uvlong*);
-int		fault(ulong, int);
 Chan*		fdtochan(int, int, int, int);
-int		fixfault(Segment*, ulong, int, int);
-void		flushmmu(void);
-void		forkchild(Proc*, Ureg*);
-void		forkret(void);
 void		free(void*);
 void		freeb(Block*);
 void		freeblist(Block*);
-int		freebroken(void);
-void		freepte(Segment*, Pte*);
-void		freesegs(int);
-void		freesession(Session*);
 uintptr		getmalloctag(void*);
 uintptr		getrealloctag(void*);
 void		gotolabel(Label*);
 char*		getconfenv(void);
-int		haswaitq(void*);
 long		hostdomainwrite(char*, int);
 long		hostownerwrite(char*, int);
-void		hzsched(void);
 void		iallocinit(void);
 Block*		iallocb(int);
-long		ibrk(ulong, int);
 void		ilock(Lock*);
 void		iunlock(Lock*);
 int		incref(Ref*);
-void		initseg(void);
 int		iprint(char*, ...);
 void		isdir(Chan*);
 int		iseve(void);
 #define	islo()	(0)
-Segment*	isoverlap(Proc*, ulong, int);
-int		ispages(void*);
-int		isphysseg(char*);
-void		ixsummary(void);
-void		kbdclock(void);
-int		kbdcr2nl(Queue*, int);
 int		kbdputc(Queue*, int);
 void		kbdkey(Rune, int);
-void		kbdrepeat(int);
-long		keyread(char*, int, long);
-void		kickpager(void);
-void		killbig(void);
 int		kproc(char*, void(*)(void*), void*);
-void		kprocchild(Proc*, void (*)(void*), void*);
-extern void		(*kproftimer)(ulong);
 void		ksetenv(char*, char*, int);
 void		kstrcpy(char*, char*, int);
 void		kstrdup(char**, char*);
@@ -149,23 +97,14 @@
 long		logread(Log*, void*, ulong, long);
 void		log(Log*, int, char*, ...);
 Cmdtab*		lookupcmd(Cmdbuf*, Cmdtab*, int);
-void		machinit(void);
 void*		mallocz(ulong, int);
 #define		malloc kmalloc
 void*		malloc(ulong);
-void		mfreeseg(Segment*, ulong, int);
-void		microdelay(int);
 void		mkqid(Qid*, vlong, ulong, int);
-void		mmurelease(Proc*);
-void		mmuswitch(Proc*);
 Chan*		mntauth(Chan*, char*);
 void		mntdump(void);
 long		mntversion(Chan*, char*, int, int);
 void		mountfree(Mount*);
-ulong		ms2tk(ulong);
-ulong		msize(void*);
-ulong		ms2tk(ulong);
-uvlong		ms2fastticks(ulong);
 void		muxclose(Mnt*);
 Chan*		namec(char*, int, int, ulong);
 Chan*		newchan(void);
@@ -172,7 +111,6 @@
 int		newfd(Chan*);
 Mhead*		newmhead(Chan*);
 Mount*		newmount(Mhead*, Chan*, int, char*);
-Page*		newpage(int, Segment **, ulong);
 Pgrp*		newpgrp(void);
 Rgrp*		newrgrp(void);
 Proc*		newproc(void);
@@ -179,54 +117,32 @@
 char*		nextelem(char*, char*);
 void		nexterror(void);
 Cname*		newcname(char*);
-int		notify(Ureg*);
-int		okaddr(ulong, ulong, int);
 int		openmode(ulong);
 void		oserrstr(void);
 void		oserror(void);
 Block*		packblock(Block*);
 Block*		padblock(Block*, int);
-void		pagechainhead(Page*);
-void		pageinit(void);
-void		pagersummary(void);
 void		panic(char*, ...);
 Cmdbuf*		parsecmd(char *a, int n);
-ulong		perfticks(void);
 void		pexit(char*, int);
-int		preempted(void);
 void		printinit(void);
 int		procindex(ulong);
 void		pgrpcpy(Pgrp*, Pgrp*);
 void		pgrpnote(ulong, char*, long, int);
 Pgrp*		pgrptab(int);
-void		pio(Segment *, ulong, ulong, Page **);
 #define		poperror()		up->nerrlab--
-void		portclock(Ureg*);
 int		postnote(Proc*, int, char*, int);
 int		pprint(char*, ...);
-ulong		procalarm(ulong);
-int		proccounter(char *name);
-void		procctl(Proc*);
-void		procdump(void);
 int		procfdprint(Chan*, int, int, char*, int);
 void		procinit0(void);
-void		procflushseg(Segment*);
-void		procpriority(Proc*, int, int);
 Proc*		proctab(int);
 void		procwired(Proc*, int);
-Pte*		ptealloc(void);
-Pte*		ptecpy(Pte*);
 int		pullblock(Block**, int);
 Block*		pullupblock(Block*, int);
 Block*		pullupqueue(Queue*, int);
 void		putmhead(Mhead*);
-void		putmmu(ulong, ulong, Page*);
-void		putpage(Page*);
-void		putseg(Segment*);
 void		putstr(char*);
 void		putstrn(char*, int);
-void		putswap(Page*);
-ulong		pwait(Waitmsg*);
 Label*	pwaserror(void);
 long		readblist(Block*, uchar*, long, ulong);
 int		qaddlist(Queue*, Block*);
@@ -263,39 +179,21 @@
 void		qnoblock(Queue*, int);
 void		randominit(void);
 ulong		randomread(void*, ulong);
-void		rdb(void);
 int		readnum(ulong, char*, ulong, ulong, int);
 int		readstr(ulong, char*, ulong, char*);
-void		ready(Proc*);
 void		rebootcmd(int, char**);
 void		reboot(void*, void*, ulong);
-void		relocateseg(Segment*, ulong);
 void		renameuser(char*, char*);
-void		resched(char*);
-void		resrcwait(char*);
 int		return0(void*);
 void		rlock(RWlock*);
-long		rtctime(void);
 void		runlock(RWlock*);
-Proc*		runproc(void);
-void		savefpregs(FPsave*);
-extern void		(*saveintrts)(void);
-void		sched(void);
-void		scheddump(void);
-void		schedinit(void);
 extern void		(*screenputs)(char*, int);
 void*		secalloc(ulong);
 void		secfree(void*);
 long		seconds(void);
-ulong		segattach(Proc*, ulong, char *, ulong, ulong);
-void		segclock(ulong);
-void		segpage(Segment*, Page*);
-void		setkernur(Ureg*, Proc*);
 int		setlabel(Label*);
 void		setmalloctag(void*, uintptr);
 void		setrealloctag(void*, uintptr);
-void		setregisters(Ureg*, char*, char*, int);
-void		setswapchan(Chan*);
 long		showfilewrite(char*, int);
 char*		skipslash(char*);
 void		sleep(Rendez*, int(*)(void*), void*);
@@ -305,44 +203,13 @@
 void		splx(int);
 void		splxpc(int);
 char*		srvname(Chan*);
-int		swapcount(ulong);
-int		swapfull(void);
-void		swapinit(void);
-void		timeradd(Timer*);
-void		timerdel(Timer*);
-void		timersinit(void);
-void		timerintr(Ureg*, uvlong);
-void		timerset(uvlong);
-ulong		tk2ms(ulong);
-#define		TK2MS(x) ((x)*(1000/HZ))
-vlong		todget(vlong*);
-void		todfix(void);
-void		todsetfreq(vlong);
-void		todinit(void);
-void		todset(vlong, vlong, int);
 Block*		trimblock(Block*, int, int);
-void		tsleep(Rendez*, int (*)(void*), void*, int);
-int		uartctl(Uart*, char*);
-int		uartgetc(void);
-void		uartkick(void*);
-void		uartmouse(Uart*, int (*)(Queue*, int), int);
-void		uartputc(int);
-void		uartputs(char*, int);
-void		uartrecv(Uart*, char);
-Uart*		uartsetup(Uart*);
-int		uartstageoutput(Uart*);
-void		unbreak(Proc*);
-void		uncachepage(Page*);
 long		unionread(Chan*, void*, long);
 void		unlock(Lock*);
-Proc**	uploc(void);
-void		userinit(void);
-ulong		userpc(void);
 long		userwrite(char*, int);
 #define	validaddr(a, b, c)
 void		validname(char*, int);
 void		validstat(uchar*, int);
-void		vcacheinval(Page*, ulong);
 void*		vmemchr(void*, int, int);
 Proc*		wakeup(Rendez*);
 int		walk(Chan**, char**, int, int, int*);
@@ -349,20 +216,8 @@
 #define	waserror()	(setjmp(pwaserror()->buf))
 void		wlock(RWlock*);
 void		wunlock(RWlock*);
-void*		xalloc(ulong);
-void*		xallocz(ulong, int);
-void		xfree(void*);
-void		xhole(ulong, ulong);
-void		xinit(void);
-int		xmerge(void*, void*);
-void*		xspanalloc(ulong, int, ulong);
-void		xsummary(void);
 void		osyield(void);
 void		osmsleep(int);
-Segment*	data2txt(Segment*);
-Segment*	dupseg(Segment**, int, int);
-Segment*	newseg(int, ulong, ulong);
-Segment*	seg(Proc*, ulong, int);
 ulong	ticks(void);
 void	osproc(Proc*);
 void	osnewproc(Proc*);
@@ -372,4 +227,3 @@
 void	screeninit(void);
 extern	void	terminit(void);
 extern	void	setterm(int);
-
--- a/kern/pgrp.c
+++ b/kern/pgrp.c
@@ -250,23 +250,3 @@
 		m = f;
 	}
 }
-
-#ifdef NOTDEF
-void
-resrcwait(char *reason)
-{
-	char *p;
-
-	if(up == 0)
-		panic("resrcwait");
-
-	p = up->psstate;
-	if(reason) {
-		up->psstate = reason;
-		print("%s\n", reason);
-	}
-
-	tsleep(&up->sleep, return0, 0, 300);
-	up->psstate = p;
-}
-#endif
--- a/kern/rendez.c
+++ b/kern/rendez.c
@@ -15,7 +15,6 @@
 	lock(&up->rlock);
 	if(r->p){
 		print("double sleep %lud %lud\n", r->p->pid, up->pid);
-		dumpstack();
 	}
 
 	/*
--- a/kern/sleep.c
+++ b/kern/sleep.c
@@ -15,7 +15,6 @@
 	lock(&up->rlock);
 	if(r->p){
 		print("double sleep %lud %lud\n", r->p->pid, up->pid);
-		dumpstack();
 	}
 
 	/*
--- a/kern/stub.c
+++ b/kern/stub.c
@@ -4,16 +4,6 @@
 #include "fns.h"
 #include "error.h"
 
-void
-mallocsummary(void)
-{
-}
-
-void
-pagersummary(void)
-{
-}
-
 int
 iseve(void)
 {
@@ -21,12 +11,6 @@
 }
 
 void
-setswapchan(Chan *c)
-{
-	USED(c);
-}
-
-void
 splx(int x)
 {
 	USED(x);
@@ -45,31 +29,6 @@
 }
 
 void
-procdump(void)
-{
-}
-
-void
-scheddump(void)
-{
-}
-
-void
-killbig(void)
-{
-}
-
-void
-dumpstack(void)
-{
-}
-
-void
-xsummary(void)
-{
-}
-
-void
 rebootcmd(int argc, char **argv)
 {
 	USED(argc);
@@ -76,11 +35,6 @@
 	USED(argv);
 }
 
-void
-kickpager(void)
-{
-}
-
 int
 userwrite(char *a, int n)
 {
@@ -88,28 +42,6 @@
 	return 0;
 }
 
-vlong
-todget(vlong *p)
-{
-	if(p)
-		*p = 0;
-	return 0;
-}
-
-void
-todset(vlong a, vlong b, int c)
-{
-	USED(a);
-	USED(b);
-	USED(c);
-}
-
-void
-todsetfreq(vlong a)
-{
-	USED(a);
-}
-
 long
 hostdomainwrite(char *a, int n)
 {
@@ -129,16 +61,6 @@
 }
 
 void
-todinit(void)
-{
-}
-
-void
-rdb(void)
-{
-}
-
-void
 setmalloctag(void *v, uintptr tag)
 {
 	USED(v);
@@ -167,12 +89,3 @@
 {
 	panic("out of %s", s);
 }
-
-uvlong
-fastticks(uvlong *v)
-{
-	if(v)
-		*v = 1;
-	return 0;
-}
-