1/*-
2 * Copyright (c) 1982, 1986, 1991, 1993
3 * The Regents of the University of California. All rights reserved.
4 * (c) UNIX System Laboratories, Inc.
5 * All or some portions of this file are derived from material licensed
6 * to the University of California by American Telephone and Telegraph
7 * Co. or Unix System Laboratories, Inc. and are reproduced herein with
8 * the permission of UNIX System Laboratories, Inc.

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31 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
32 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
33 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
34 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
35 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
36 * SUCH DAMAGE.
37 *
38 * @(#)kern_resource.c 8.5 (Berkeley) 1/21/94
39 * $FreeBSD: head/sys/kern/kern_resource.c 91066 2002-02-22 13:32:01Z phk $
40 */
41
42#include "opt_compat.h"
43
44#include <sys/param.h>
45#include <sys/systm.h>
46#include <sys/sysproto.h>
47#include <sys/file.h>

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106 low = p->p_ksegrp.kg_nice /* XXXKSE */ ;
107 PROC_UNLOCK(p);
108 }
109 break;
110
111 case PRIO_PGRP: {
112 register struct pgrp *pg;
113
114 if (uap->who == 0)
115 pg = curp->p_pgrp;
116 else if ((pg = pgfind(uap->who)) == NULL)
117 break;
118 LIST_FOREACH(p, &pg->pg_members, p_pglist) {
119 if (!p_cansee(curp, p) && p->p_ksegrp.kg_nice /* XXXKSE */ < low)
120 low = p->p_ksegrp.kg_nice /* XXXKSE */ ;
121 }
122 break;
123 }
124
125 case PRIO_USER:
126 if (uap->who == 0)
127 uap->who = curp->p_ucred->cr_uid;
128 sx_slock(&allproc_lock);
129 LIST_FOREACH(p, &allproc, p_list)

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180 PROC_UNLOCK(p);
181 }
182 found++;
183 break;
184
185 case PRIO_PGRP: {
186 register struct pgrp *pg;
187
188 if (uap->who == 0)
189 pg = curp->p_pgrp;
190 else if ((pg = pgfind(uap->who)) == NULL)
191 break;
192 LIST_FOREACH(p, &pg->pg_members, p_pglist) {
193 if (!p_cansee(curp, p)) {
194 error = donice(curp, p, uap->prio);
195 found++;
196 }
197 }
198 break;
199 }
200
201 case PRIO_USER:
202 if (uap->who == 0)
203 uap->who = curp->p_ucred->cr_uid;
204 sx_slock(&allproc_lock);
205 FOREACH_PROC_IN_SYSTEM(p) {

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