xref: /illumos-gate/usr/src/cmd/prstat/prtable.c (revision 0a1278f2)
17c478bd9Sstevel@tonic-gate /*
27c478bd9Sstevel@tonic-gate  * CDDL HEADER START
37c478bd9Sstevel@tonic-gate  *
47c478bd9Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
5f48205beScasper  * Common Development and Distribution License (the "License").
6f48205beScasper  * You may not use this file except in compliance with the License.
77c478bd9Sstevel@tonic-gate  *
87c478bd9Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
97c478bd9Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
107c478bd9Sstevel@tonic-gate  * See the License for the specific language governing permissions
117c478bd9Sstevel@tonic-gate  * and limitations under the License.
127c478bd9Sstevel@tonic-gate  *
137c478bd9Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
147c478bd9Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
157c478bd9Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
167c478bd9Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
177c478bd9Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
187c478bd9Sstevel@tonic-gate  *
197c478bd9Sstevel@tonic-gate  * CDDL HEADER END
207c478bd9Sstevel@tonic-gate  */
217c478bd9Sstevel@tonic-gate /*
22*0a1278f2SGary Mills  * Copyright (c) 2013 Gary Mills
23*0a1278f2SGary Mills  *
247166d658SMenno Lageman  * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
257c478bd9Sstevel@tonic-gate  * Use is subject to license terms.
267166d658SMenno Lageman  *
277166d658SMenno Lageman  * Portions Copyright 2009 Chad Mynhier
287c478bd9Sstevel@tonic-gate  */
297c478bd9Sstevel@tonic-gate 
307c478bd9Sstevel@tonic-gate #include <procfs.h>
317c478bd9Sstevel@tonic-gate #include <unistd.h>
327c478bd9Sstevel@tonic-gate #include <stdlib.h>
337c478bd9Sstevel@tonic-gate #include <pwd.h>
347c478bd9Sstevel@tonic-gate #include <ctype.h>
357c478bd9Sstevel@tonic-gate #include <string.h>
367c478bd9Sstevel@tonic-gate #include <libintl.h>
377c478bd9Sstevel@tonic-gate #include <errno.h>
387c478bd9Sstevel@tonic-gate #include <zone.h>
397c478bd9Sstevel@tonic-gate #include <libzonecfg.h>
40*0a1278f2SGary Mills #include <wchar.h>
417c478bd9Sstevel@tonic-gate 
427c478bd9Sstevel@tonic-gate #include "prstat.h"
437c478bd9Sstevel@tonic-gate #include "prutil.h"
447c478bd9Sstevel@tonic-gate #include "prtable.h"
457c478bd9Sstevel@tonic-gate 
467c478bd9Sstevel@tonic-gate static plwp_t	*plwp_tbl[PLWP_TBL_SZ];
477c478bd9Sstevel@tonic-gate 
487c478bd9Sstevel@tonic-gate void
lwpid_init()497c478bd9Sstevel@tonic-gate lwpid_init()
507c478bd9Sstevel@tonic-gate {
517c478bd9Sstevel@tonic-gate 	(void) memset(&plwp_tbl, 0, sizeof (plwp_t *) * PLWP_TBL_SZ);
527c478bd9Sstevel@tonic-gate }
537c478bd9Sstevel@tonic-gate 
54f48205beScasper static uid_t
pwd_getid(char * name)557c478bd9Sstevel@tonic-gate pwd_getid(char *name)
567c478bd9Sstevel@tonic-gate {
577c478bd9Sstevel@tonic-gate 	struct passwd *pwd;
587c478bd9Sstevel@tonic-gate 
597c478bd9Sstevel@tonic-gate 	if ((pwd = getpwnam(name)) == NULL)
607c478bd9Sstevel@tonic-gate 		Die(gettext("invalid user name: %s\n"), name);
617c478bd9Sstevel@tonic-gate 	return (pwd->pw_uid);
627c478bd9Sstevel@tonic-gate }
637c478bd9Sstevel@tonic-gate 
647c478bd9Sstevel@tonic-gate void
pwd_getname(uid_t uid,char * name,size_t length,int noresolve,int trunc,size_t width)65*0a1278f2SGary Mills pwd_getname(uid_t uid, char *name, size_t length, int noresolve,
66*0a1278f2SGary Mills     int trunc, size_t width)
677c478bd9Sstevel@tonic-gate {
687c478bd9Sstevel@tonic-gate 	struct passwd *pwd;
69*0a1278f2SGary Mills 	size_t n;
707c478bd9Sstevel@tonic-gate 
717166d658SMenno Lageman 	if (noresolve || (pwd = getpwuid(uid)) == NULL) {
72*0a1278f2SGary Mills 		n = snprintf(NULL, 0, "%u", uid);
73*0a1278f2SGary Mills 		if (trunc && n > width)
74*0a1278f2SGary Mills 			(void) snprintf(name, length, "%.*u%c",
75*0a1278f2SGary Mills 			    width - 1, uid, '*');
76*0a1278f2SGary Mills 		else
77*0a1278f2SGary Mills 			(void) snprintf(name, length, "%u", uid);
787c478bd9Sstevel@tonic-gate 	} else {
79*0a1278f2SGary Mills 		n = mbstowcs(NULL, pwd->pw_name, 0);
80*0a1278f2SGary Mills 		if (n == (size_t)-1)
81*0a1278f2SGary Mills 			(void) snprintf(name, length, "%s", "ERROR");
82*0a1278f2SGary Mills 		else if (trunc && n > width)
83*0a1278f2SGary Mills 			(void) snprintf(name, length, "%.*s%c",
84*0a1278f2SGary Mills 			    width - 1, pwd->pw_name, '*');
85*0a1278f2SGary Mills 		else
86*0a1278f2SGary Mills 			(void) snprintf(name, length, "%s", pwd->pw_name);
877c478bd9Sstevel@tonic-gate 	}
887c478bd9Sstevel@tonic-gate }
897c478bd9Sstevel@tonic-gate 
907c478bd9Sstevel@tonic-gate void
add_uid(uidtbl_t * tbl,char * name)917166d658SMenno Lageman add_uid(uidtbl_t *tbl, char *name)
927c478bd9Sstevel@tonic-gate {
937166d658SMenno Lageman 	uid_t *uid;
947c478bd9Sstevel@tonic-gate 
957c478bd9Sstevel@tonic-gate 	if (tbl->n_size == tbl->n_nent) {	/* reallocation */
967c478bd9Sstevel@tonic-gate 		if ((tbl->n_size *= 2) == 0)
977c478bd9Sstevel@tonic-gate 			tbl->n_size = 4;	/* first time */
987166d658SMenno Lageman 		tbl->n_list = Realloc(tbl->n_list, tbl->n_size*sizeof (uid_t));
997c478bd9Sstevel@tonic-gate 	}
1007c478bd9Sstevel@tonic-gate 
1017166d658SMenno Lageman 	uid = &tbl->n_list[tbl->n_nent++];
1027c478bd9Sstevel@tonic-gate 
1037c478bd9Sstevel@tonic-gate 	if (isdigit(name[0])) {
1047166d658SMenno Lageman 		*uid = Atoi(name);
1057c478bd9Sstevel@tonic-gate 	} else {
1067166d658SMenno Lageman 		*uid = pwd_getid(name);
1077c478bd9Sstevel@tonic-gate 	}
1087c478bd9Sstevel@tonic-gate }
1097c478bd9Sstevel@tonic-gate 
1107c478bd9Sstevel@tonic-gate int
has_uid(uidtbl_t * tbl,uid_t uid)1117166d658SMenno Lageman has_uid(uidtbl_t *tbl, uid_t uid)
1127c478bd9Sstevel@tonic-gate {
1137c478bd9Sstevel@tonic-gate 	size_t i;
1147c478bd9Sstevel@tonic-gate 
1157c478bd9Sstevel@tonic-gate 	if (tbl->n_nent) {	/* do linear search if table is not empty */
1167c478bd9Sstevel@tonic-gate 		for (i = 0; i < tbl->n_nent; i++)
1177166d658SMenno Lageman 			if (tbl->n_list[i] == uid)
1187c478bd9Sstevel@tonic-gate 				return (1);
1197c478bd9Sstevel@tonic-gate 	} else {
1207c478bd9Sstevel@tonic-gate 		return (1);	/* if table is empty return true */
1217c478bd9Sstevel@tonic-gate 	}
1227c478bd9Sstevel@tonic-gate 
1237c478bd9Sstevel@tonic-gate 	return (0);		/* nothing has been found */
1247c478bd9Sstevel@tonic-gate }
1257c478bd9Sstevel@tonic-gate 
1267c478bd9Sstevel@tonic-gate void
add_element(table_t * table,long element)1277c478bd9Sstevel@tonic-gate add_element(table_t *table, long element)
1287c478bd9Sstevel@tonic-gate {
1297c478bd9Sstevel@tonic-gate 	if (table->t_size == table->t_nent) {
1307c478bd9Sstevel@tonic-gate 		if ((table->t_size *= 2) == 0)
1317c478bd9Sstevel@tonic-gate 			table->t_size = 4;
1327c478bd9Sstevel@tonic-gate 		table->t_list = Realloc(table->t_list,
1337c478bd9Sstevel@tonic-gate 		    table->t_size * sizeof (long));
1347c478bd9Sstevel@tonic-gate 	}
1357c478bd9Sstevel@tonic-gate 	table->t_list[table->t_nent++] = element;
1367c478bd9Sstevel@tonic-gate }
1377c478bd9Sstevel@tonic-gate 
1387c478bd9Sstevel@tonic-gate int
has_element(table_t * table,long element)1397c478bd9Sstevel@tonic-gate has_element(table_t *table, long element)
1407c478bd9Sstevel@tonic-gate {
1417c478bd9Sstevel@tonic-gate 	size_t i;
1427c478bd9Sstevel@tonic-gate 
1437c478bd9Sstevel@tonic-gate 	if (table->t_nent) {	/* do linear search if table is not empty */
1447c478bd9Sstevel@tonic-gate 		for (i = 0; i < table->t_nent; i++)
1457c478bd9Sstevel@tonic-gate 			if (table->t_list[i] == element)
1467c478bd9Sstevel@tonic-gate 				return (1);
1477c478bd9Sstevel@tonic-gate 	} else {		/* if table is empty then */
1487c478bd9Sstevel@tonic-gate 		return (1);	/* pretend that element was found */
1497c478bd9Sstevel@tonic-gate 	}
1507c478bd9Sstevel@tonic-gate 
1517c478bd9Sstevel@tonic-gate 	return (0);	/* element was not found */
1527c478bd9Sstevel@tonic-gate }
1537c478bd9Sstevel@tonic-gate 
1547c478bd9Sstevel@tonic-gate int
foreach_element(table_t * table,void * buf,void (* walker)(long,void *))1557c478bd9Sstevel@tonic-gate foreach_element(table_t *table, void *buf, void (*walker)(long, void *))
1567c478bd9Sstevel@tonic-gate {
1577c478bd9Sstevel@tonic-gate 	size_t i;
1587c478bd9Sstevel@tonic-gate 
1597c478bd9Sstevel@tonic-gate 	if (table->t_nent) {
1607c478bd9Sstevel@tonic-gate 		for (i = 0; i < table->t_nent; i++)
1617c478bd9Sstevel@tonic-gate 			walker(table->t_list[i], buf);
1627c478bd9Sstevel@tonic-gate 	} else {
1637c478bd9Sstevel@tonic-gate 		return (0);
1647c478bd9Sstevel@tonic-gate 	}
1657c478bd9Sstevel@tonic-gate 	return (1);
1667c478bd9Sstevel@tonic-gate }
1677c478bd9Sstevel@tonic-gate 
1687c478bd9Sstevel@tonic-gate void
add_zone(zonetbl_t * tbl,char * str)1697c478bd9Sstevel@tonic-gate add_zone(zonetbl_t *tbl, char *str)
1707c478bd9Sstevel@tonic-gate {
1717c478bd9Sstevel@tonic-gate 	zonename_t *entp;
1727c478bd9Sstevel@tonic-gate 	zoneid_t id;
1737c478bd9Sstevel@tonic-gate 	char *cp;
1747c478bd9Sstevel@tonic-gate 
1757c478bd9Sstevel@tonic-gate 	/*
1767c478bd9Sstevel@tonic-gate 	 * str should be either the name of a configured zone, or the
1777c478bd9Sstevel@tonic-gate 	 * id of a running zone.  If str is a zone name, store the name
1787c478bd9Sstevel@tonic-gate 	 * in the table; otherwise, just store the id.
1797c478bd9Sstevel@tonic-gate 	 */
1807c478bd9Sstevel@tonic-gate 	if (zone_get_id(str, &id) != 0) {
1817c478bd9Sstevel@tonic-gate 		Die(gettext("unknown zone -- %s\n"), str);
1827c478bd9Sstevel@tonic-gate 		/*NOTREACHED*/
1837c478bd9Sstevel@tonic-gate 	}
1847c478bd9Sstevel@tonic-gate 
1857c478bd9Sstevel@tonic-gate 	/* was zone specified by name or id? */
1867c478bd9Sstevel@tonic-gate 	errno = 0;
1877c478bd9Sstevel@tonic-gate 	if (id == (zoneid_t)strtol(str, &cp, 0) && errno == 0 && cp != str &&
1887c478bd9Sstevel@tonic-gate 	    *cp == '\0') {
1897c478bd9Sstevel@tonic-gate 		/* found it by id, don't store the name */
1907c478bd9Sstevel@tonic-gate 		str = NULL;
1917c478bd9Sstevel@tonic-gate 	}
1927c478bd9Sstevel@tonic-gate 
1937c478bd9Sstevel@tonic-gate 	if (tbl->z_size == tbl->z_nent) {	/* reallocation */
1947c478bd9Sstevel@tonic-gate 		if ((tbl->z_size *= 2) == 0)
1957c478bd9Sstevel@tonic-gate 			tbl->z_size = 4;	/* first time */
1967c478bd9Sstevel@tonic-gate 		tbl->z_list =
1977c478bd9Sstevel@tonic-gate 		    Realloc(tbl->z_list, tbl->z_size * sizeof (zonename_t));
1987c478bd9Sstevel@tonic-gate 	}
1997c478bd9Sstevel@tonic-gate 
2007c478bd9Sstevel@tonic-gate 	entp = &tbl->z_list[tbl->z_nent++];
2017c478bd9Sstevel@tonic-gate 	if (str)
2027c478bd9Sstevel@tonic-gate 		(void) strlcpy(entp->z_name, str, ZONENAME_MAX);
2037c478bd9Sstevel@tonic-gate 	else
2047c478bd9Sstevel@tonic-gate 		entp->z_name[0] = '\0';
2057c478bd9Sstevel@tonic-gate 	entp->z_id = id;
2067c478bd9Sstevel@tonic-gate }
2077c478bd9Sstevel@tonic-gate 
2087c478bd9Sstevel@tonic-gate int
has_zone(zonetbl_t * tbl,zoneid_t id)2097c478bd9Sstevel@tonic-gate has_zone(zonetbl_t *tbl, zoneid_t id)
2107c478bd9Sstevel@tonic-gate {
2117c478bd9Sstevel@tonic-gate 	long i;
2127c478bd9Sstevel@tonic-gate 
2137c478bd9Sstevel@tonic-gate 	if (tbl->z_nent) {	/* do linear search if table is not empty */
2147c478bd9Sstevel@tonic-gate 		for (i = 0; i < tbl->z_nent; i++)
2157c478bd9Sstevel@tonic-gate 			if (tbl->z_list[i].z_id == id)
2167c478bd9Sstevel@tonic-gate 				return (1);
2177c478bd9Sstevel@tonic-gate 		return (0);	/* nothing has been found */
2187c478bd9Sstevel@tonic-gate 	}
2197c478bd9Sstevel@tonic-gate 
2207c478bd9Sstevel@tonic-gate 	return (1);	/* if table is empty return true */
2217c478bd9Sstevel@tonic-gate }
2227c478bd9Sstevel@tonic-gate 
2237c478bd9Sstevel@tonic-gate /*
2247c478bd9Sstevel@tonic-gate  * Lookup ids for each zone name; this is done once each time /proc
2257c478bd9Sstevel@tonic-gate  * is scanned to avoid calling getzoneidbyname for each process.
2267c478bd9Sstevel@tonic-gate  */
2277c478bd9Sstevel@tonic-gate void
convert_zone(zonetbl_t * tbl)2287c478bd9Sstevel@tonic-gate convert_zone(zonetbl_t *tbl)
2297c478bd9Sstevel@tonic-gate {
2307c478bd9Sstevel@tonic-gate 	long i;
2317c478bd9Sstevel@tonic-gate 	zoneid_t id;
2327c478bd9Sstevel@tonic-gate 	char *name;
2337c478bd9Sstevel@tonic-gate 
2347c478bd9Sstevel@tonic-gate 	for (i = 0; i < tbl->z_nent; i++) {
2357c478bd9Sstevel@tonic-gate 		name = tbl->z_list[i].z_name;
2367c478bd9Sstevel@tonic-gate 		if (name != NULL) {
2377c478bd9Sstevel@tonic-gate 			if ((id = getzoneidbyname(name)) != -1)
2387c478bd9Sstevel@tonic-gate 				tbl->z_list[i].z_id = id;
2397c478bd9Sstevel@tonic-gate 		}
2407c478bd9Sstevel@tonic-gate 	}
2417c478bd9Sstevel@tonic-gate }
2427c478bd9Sstevel@tonic-gate 
2437c478bd9Sstevel@tonic-gate void
lwpid_add(lwp_info_t * lwp,pid_t pid,id_t lwpid)2447c478bd9Sstevel@tonic-gate lwpid_add(lwp_info_t *lwp, pid_t pid, id_t lwpid)
2457c478bd9Sstevel@tonic-gate {
2467c478bd9Sstevel@tonic-gate 	plwp_t *elm = Zalloc(sizeof (plwp_t));
2477c478bd9Sstevel@tonic-gate 	int hash = pid % PLWP_TBL_SZ;
2487c478bd9Sstevel@tonic-gate 
2497c478bd9Sstevel@tonic-gate 	elm->l_pid = pid;
2507c478bd9Sstevel@tonic-gate 	elm->l_lwpid = lwpid;
2517c478bd9Sstevel@tonic-gate 	elm->l_lwp = lwp;
2527c478bd9Sstevel@tonic-gate 	elm->l_next = plwp_tbl[hash]; /* add in front of chain */
2537c478bd9Sstevel@tonic-gate 	plwp_tbl[hash] = elm;
2547c478bd9Sstevel@tonic-gate }
2557c478bd9Sstevel@tonic-gate 
2567c478bd9Sstevel@tonic-gate void
lwpid_del(pid_t pid,id_t lwpid)2577c478bd9Sstevel@tonic-gate lwpid_del(pid_t pid, id_t lwpid)
2587c478bd9Sstevel@tonic-gate {
2597c478bd9Sstevel@tonic-gate 	plwp_t *elm, *elm_prev;
2607c478bd9Sstevel@tonic-gate 	int hash = pid % PLWP_TBL_SZ;
2617c478bd9Sstevel@tonic-gate 
2627c478bd9Sstevel@tonic-gate 	elm = plwp_tbl[hash];
2637c478bd9Sstevel@tonic-gate 	elm_prev = NULL;
2647c478bd9Sstevel@tonic-gate 
2657c478bd9Sstevel@tonic-gate 	while (elm) {
2667c478bd9Sstevel@tonic-gate 		if ((elm->l_pid == pid) && (elm->l_lwpid == lwpid)) {
2677c478bd9Sstevel@tonic-gate 			if (!elm_prev)	/* first chain element */
2687c478bd9Sstevel@tonic-gate 				plwp_tbl[hash] = elm->l_next;
2697c478bd9Sstevel@tonic-gate 			else
2707c478bd9Sstevel@tonic-gate 				elm_prev->l_next = elm->l_next;
2717c478bd9Sstevel@tonic-gate 			free(elm);
2727c478bd9Sstevel@tonic-gate 			break;
2737c478bd9Sstevel@tonic-gate 		} else {
2747c478bd9Sstevel@tonic-gate 			elm_prev = elm;
2757c478bd9Sstevel@tonic-gate 			elm = elm->l_next;
2767c478bd9Sstevel@tonic-gate 		}
2777c478bd9Sstevel@tonic-gate 	}
2787c478bd9Sstevel@tonic-gate }
2797c478bd9Sstevel@tonic-gate 
2807c478bd9Sstevel@tonic-gate static plwp_t *
lwpid_getptr(pid_t pid,id_t lwpid)2817c478bd9Sstevel@tonic-gate lwpid_getptr(pid_t pid, id_t lwpid)
2827c478bd9Sstevel@tonic-gate {
2837c478bd9Sstevel@tonic-gate 	plwp_t *elm = plwp_tbl[pid % PLWP_TBL_SZ];
2847c478bd9Sstevel@tonic-gate 	while (elm) {
2857c478bd9Sstevel@tonic-gate 		if ((elm->l_pid == pid) && (elm->l_lwpid == lwpid))
2867c478bd9Sstevel@tonic-gate 			return (elm);
2877c478bd9Sstevel@tonic-gate 		else
2887c478bd9Sstevel@tonic-gate 			elm = elm->l_next;
2897c478bd9Sstevel@tonic-gate 	}
2907c478bd9Sstevel@tonic-gate 	return (NULL);
2917c478bd9Sstevel@tonic-gate }
2927c478bd9Sstevel@tonic-gate 
2937c478bd9Sstevel@tonic-gate lwp_info_t *
lwpid_get(pid_t pid,id_t lwpid)2947c478bd9Sstevel@tonic-gate lwpid_get(pid_t pid, id_t lwpid)
2957c478bd9Sstevel@tonic-gate {
2967c478bd9Sstevel@tonic-gate 	plwp_t *elm = lwpid_getptr(pid, lwpid);
2977c478bd9Sstevel@tonic-gate 	if (elm)
2987c478bd9Sstevel@tonic-gate 		return (elm->l_lwp);
2997c478bd9Sstevel@tonic-gate 	else
3007c478bd9Sstevel@tonic-gate 		return (NULL);
3017c478bd9Sstevel@tonic-gate }
3027c478bd9Sstevel@tonic-gate 
3037c478bd9Sstevel@tonic-gate int
lwpid_pidcheck(pid_t pid)3047c478bd9Sstevel@tonic-gate lwpid_pidcheck(pid_t pid)
3057c478bd9Sstevel@tonic-gate {
3067c478bd9Sstevel@tonic-gate 	plwp_t *elm;
3077c478bd9Sstevel@tonic-gate 	elm = plwp_tbl[pid % PLWP_TBL_SZ];
3087c478bd9Sstevel@tonic-gate 	while (elm) {
3097c478bd9Sstevel@tonic-gate 		if (elm->l_pid == pid)
3107c478bd9Sstevel@tonic-gate 			return (1);
3117c478bd9Sstevel@tonic-gate 		else
3127c478bd9Sstevel@tonic-gate 			elm = elm->l_next;
3137c478bd9Sstevel@tonic-gate 	}
3147c478bd9Sstevel@tonic-gate 	return (0);
3157c478bd9Sstevel@tonic-gate }
3167c478bd9Sstevel@tonic-gate 
3177c478bd9Sstevel@tonic-gate int
lwpid_is_active(pid_t pid,id_t lwpid)3187c478bd9Sstevel@tonic-gate lwpid_is_active(pid_t pid, id_t lwpid)
3197c478bd9Sstevel@tonic-gate {
3207c478bd9Sstevel@tonic-gate 	plwp_t *elm = lwpid_getptr(pid, lwpid);
3217c478bd9Sstevel@tonic-gate 	if (elm)
3227c478bd9Sstevel@tonic-gate 		return (elm->l_active);
3237c478bd9Sstevel@tonic-gate 	else
3247c478bd9Sstevel@tonic-gate 		return (0);
3257c478bd9Sstevel@tonic-gate }
3267c478bd9Sstevel@tonic-gate 
3277c478bd9Sstevel@tonic-gate void
lwpid_set_active(pid_t pid,id_t lwpid)3287c478bd9Sstevel@tonic-gate lwpid_set_active(pid_t pid, id_t lwpid)
3297c478bd9Sstevel@tonic-gate {
3307c478bd9Sstevel@tonic-gate 	plwp_t *elm = lwpid_getptr(pid, lwpid);
3317c478bd9Sstevel@tonic-gate 	if (elm)
3327c478bd9Sstevel@tonic-gate 		elm->l_active = LWP_ACTIVE;
3337c478bd9Sstevel@tonic-gate }
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