2 * Copyright (c) 1993 The Regents of the University of California.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by the University of
16 * California, Berkeley and its contributors.
17 * 4. Neither the name of the University nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 * $FreeBSD: src/sys/ddb/db_ps.c,v 1.20 1999/08/28 00:41:09 peter Exp $
35 #include <sys/param.h>
36 #include <sys/systm.h>
42 static void db_dump_td_tokens(thread_t td);
45 db_ps(db_expr_t dummy1, boolean_t dummy2, db_expr_t dummy3, char *dummy4)
50 volatile struct proc *p, *pp;
55 if (allproc.lh_first != NULL)
59 lp = FIRST_LWP_IN_PROC(__DEVOLATILE(struct proc *, p));
63 db_printf(" pid lwp uid ppid pgrp pflags lflags stat wmesg wchan cmd\n");
67 p = p->p_list.le_next;
68 if (p == NULL && np > 0)
69 p = zombproc.lh_first;
72 lp = FIRST_LWP_IN_PROC(__DEVOLATILE(struct proc *, p));
75 * XXX just take 20 for now...
80 kprintf("oops, ran out of processes early!\n");
87 db_printf("%5d %8p %4d %5d %5d %06x %06x %d %d",
88 p->p_pid, (volatile void *)lp,
89 p->p_ucred ? p->p_ucred->cr_ruid : 0, pp->p_pid,
90 p->p_pgrp ? p->p_pgrp->pg_id : 0, p->p_flags,
91 lp->lwp_flags, p->p_stat, lp->lwp_stat);
94 (lp->lwp_wmesg ? lp->lwp_wmesg : "?"),
99 db_printf(" %s\n", p->p_comm ? p->p_comm : "");
100 db_dump_td_tokens(lp->lwp_thread);
102 lp = lwp_rb_tree_RB_NEXT(lp);
106 * Dump running threads
108 for (cpuidx = 0; cpuidx < ncpus; ++cpuidx) {
109 struct globaldata *gd = &CPU_prvspace[cpuidx].mdglobaldata.mi;
113 if (db_more(&nl) < 0)
115 db_printf("cpu %d curthread %p reqflags %04x\n",
116 gd->gd_cpuid, gd->gd_curthread, gd->gd_reqflags);
117 if (gd->gd_curthread && gd->gd_curthread->td_preempted) {
118 db_printf(" PREEMPTING THREAD %p\n",
119 gd->gd_curthread->td_preempted);
122 if (db_more(&nl) < 0)
124 db_printf(" INCOMING IPIQS:");
125 for (j = 0; j < ncpus; ++j) {
126 lwkt_ipiq_t ip = globaldata_find(j)->gd_ipiq;
129 if (ip->ip_windex != ip->ip_rindex)
130 db_printf(" cpu%d:%d", j, ip->ip_windex - ip->ip_rindex);
135 if (db_more(&nl) < 0)
137 db_printf(" tdq thread pid flags pri/cs/mp sp wmesg wchan comm\n");
138 TAILQ_FOREACH(td, &gd->gd_tdrunq, td_threadq) {
139 if (db_more(&nl) < 0)
141 db_printf(" %p %3d %08x %2d/%02d %p %8.8s %p %s\n",
143 (td->td_proc ? td->td_proc->p_pid : -1),
148 td->td_wmesg ? td->td_wmesg : "-",
150 td->td_proc ? td->td_proc->p_comm : td->td_comm);
151 if (td->td_preempted)
152 db_printf(" PREEMPTING THREAD %p\n", td->td_preempted);
153 db_dump_td_tokens(td);
155 if (db_more(&nl) < 0)
158 if (db_more(&nl) < 0)
160 db_printf(" tdq thread pid flags pri/cs/mp sp wmesg wchan comm\n");
161 TAILQ_FOREACH(td, &gd->gd_tdallq, td_allq) {
162 if (td->td_flags & TDF_MARKER)
164 if (db_more(&nl) < 0)
166 db_printf(" %3d %p %3d %08x %2d/%02d %p %8.8s %p %s\n",
168 (td->td_proc ? td->td_proc->p_pid : -1),
173 td->td_wmesg ? td->td_wmesg : "-",
175 td->td_proc ? td->td_proc->p_comm : td->td_comm);
176 db_dump_td_tokens(td);
179 if (db_more(&nl) < 0)
181 db_printf("CURCPU %d CURTHREAD %p (%d)\n",
184 (curthread->td_proc ? curthread->td_proc->p_pid : -1));
185 db_dump_td_tokens(curthread);
189 db_dump_td_tokens(thread_t td)
194 if (TD_TOKS_NOT_HELD(td))
196 db_printf(" TOKENS:");
197 for (ref = &td->td_toks_base; ref < td->td_toks_stop; ++ref) {
200 db_printf(" %p[tok=%p", ref, ref->tr_tok);
201 if (tok->t_ref && td == tok->t_ref->tr_owner)