#include <mdb/mdb_param.h>
#include <mdb/mdb_modapi.h>
#include <mdb/mdb_ks.h>
#include <mdb/mdb_ctf.h>
#include <sys/types.h>
#include <sys/thread.h>
#include <sys/session.h>
#include <sys/user.h>
#include <sys/proc.h>
#include <sys/var.h>
#include <sys/t_lock.h>
#include <sys/callo.h>
#include <sys/priocntl.h>
#include <sys/class.h>
#include <sys/regset.h>
#include <sys/stack.h>
#include <sys/cpuvar.h>
#include <sys/vnode.h>
#include <sys/vfs.h>
#include <sys/flock_impl.h>
#include <sys/kmem_impl.h>
#include <sys/vmem_impl.h>
#include <sys/kstat.h>
#include <sys/dditypes.h>
#include <sys/ddi_impldefs.h>
#include <sys/sysmacros.h>
#include <sys/sysconf.h>
#include <sys/task.h>
#include <sys/project.h>
#include <sys/errorq_impl.h>
#include <sys/cred_impl.h>
#include <sys/zone.h>
#include <sys/panic.h>
#include <regex.h>
#include <sys/port_impl.h>
#include <sys/contract/process_impl.h>
#include "avl.h"
#include "bio.h"
#include "bitset.h"
#include "combined.h"
#include "contract.h"
#include "cpupart_mdb.h"
#include "cred.h"
#include "ctxop.h"
#include "cyclic.h"
#include "damap.h"
#include "ddi_periodic.h"
#include "devinfo.h"
#include "dnlc.h"
#include "findstack.h"
#include "fm.h"
#include "gcore.h"
#include "group.h"
#include "irm.h"
#include "kgrep.h"
#include "kmem.h"
#include "ldi.h"
#include "leaky.h"
#include "lgrp.h"
#include "list.h"
#include "log.h"
#include "mdi.h"
#include "memory.h"
#include "modhash.h"
#include "ndievents.h"
#include "net.h"
#include "netstack.h"
#include "nvpair.h"
#include "pci.h"
#include "pg.h"
#include "rctl.h"
#include "sobj.h"
#include "streams.h"
#include "sysevent.h"
#include "taskq.h"
#include "thread.h"
#include "tsd.h"
#include "tsol.h"
#include "typegraph.h"
#include "vfs.h"
#include "zone.h"
#include "hotplug.h"
#define NINTR 16
#define KILOS 10
#define MEGS 20
#define GIGS 30
#ifndef STACK_BIAS
#define STACK_BIAS 0
#endif
static char
pstat2ch(uchar_t state)
{
switch (state) {
case SSLEEP: return ('S');
case SRUN: return ('R');
case SZOMB: return ('Z');
case SIDL: return ('I');
case SONPROC: return ('O');
case SSTOP: return ('T');
case SWAIT: return ('W');
default: return ('?');
}
}
#define PS_PRTTHREADS 0x1
#define PS_PRTLWPS 0x2
#define PS_PSARGS 0x4
#define PS_TASKS 0x8
#define PS_PROJECTS 0x10
#define PS_ZONES 0x20
#define PS_SERVICES 0x40
static int
ps_threadprint(uintptr_t addr, const void *data, void *private)
{
const kthread_t *t = (const kthread_t *)data;
uint_t prt_flags = *((uint_t *)private);
static const mdb_bitmask_t t_state_bits[] = {
{ "TS_FREE", UINT_MAX, TS_FREE },
{ "TS_SLEEP", TS_SLEEP, TS_SLEEP },
{ "TS_RUN", TS_RUN, TS_RUN },
{ "TS_ONPROC", TS_ONPROC, TS_ONPROC },
{ "TS_ZOMB", TS_ZOMB, TS_ZOMB },
{ "TS_STOPPED", TS_STOPPED, TS_STOPPED },
{ "TS_WAIT", TS_WAIT, TS_WAIT },
{ NULL, 0, 0 }
};
if (prt_flags & PS_PRTTHREADS)
mdb_printf("\tT %?a <%b>\n", addr, t->t_state, t_state_bits);
if (prt_flags & PS_PRTLWPS) {
char desc[128] = "";
(void) thread_getdesc(addr, B_FALSE, desc, sizeof (desc));
mdb_printf("\tL %?a ID: %s\n", t->t_lwp, desc);
}
return (WALK_NEXT);
}
typedef struct mdb_pflags_proc {
struct pid *p_pidp;
ushort_t p_pidflag;
uint_t p_proc_flag;
uint_t p_flag;
} mdb_pflags_proc_t;
static int
pflags(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
{
mdb_pflags_proc_t pr;
struct pid pid;
static const mdb_bitmask_t p_flag_bits[] = {
{ "SSYS", SSYS, SSYS },
{ "SEXITING", SEXITING, SEXITING },
{ "SITBUSY", SITBUSY, SITBUSY },
{ "SFORKING", SFORKING, SFORKING },
{ "SWATCHOK", SWATCHOK, SWATCHOK },
{ "SKILLED", SKILLED, SKILLED },
{ "SSCONT", SSCONT, SSCONT },
{ "SZONETOP", SZONETOP, SZONETOP },
{ "SEXTKILLED", SEXTKILLED, SEXTKILLED },
{ "SUGID", SUGID, SUGID },
{ "SEXECED", SEXECED, SEXECED },
{ "SJCTL", SJCTL, SJCTL },
{ "SNOWAIT", SNOWAIT, SNOWAIT },
{ "SVFORK", SVFORK, SVFORK },
{ "SVFWAIT", SVFWAIT, SVFWAIT },
{ "SEXITLWPS", SEXITLWPS, SEXITLWPS },
{ "SHOLDFORK", SHOLDFORK, SHOLDFORK },
{ "SHOLDFORK1", SHOLDFORK1, SHOLDFORK1 },
{ "SCOREDUMP", SCOREDUMP, SCOREDUMP },
{ "SMSACCT", SMSACCT, SMSACCT },
{ "SLWPWRAP", SLWPWRAP, SLWPWRAP },
{ "SAUTOLPG", SAUTOLPG, SAUTOLPG },
{ "SNOCD", SNOCD, SNOCD },
{ "SHOLDWATCH", SHOLDWATCH, SHOLDWATCH },
{ "SMSFORK", SMSFORK, SMSFORK },
{ "SDOCORE", SDOCORE, SDOCORE },
{ NULL, 0, 0 }
};
static const mdb_bitmask_t p_pidflag_bits[] = {
{ "CLDPEND", CLDPEND, CLDPEND },
{ "CLDCONT", CLDCONT, CLDCONT },
{ "CLDNOSIGCHLD", CLDNOSIGCHLD, CLDNOSIGCHLD },
{ "CLDWAITPID", CLDWAITPID, CLDWAITPID },
{ NULL, 0, 0 }
};
static const mdb_bitmask_t p_proc_flag_bits[] = {
{ "P_PR_TRACE", P_PR_TRACE, P_PR_TRACE },
{ "P_PR_PTRACE", P_PR_PTRACE, P_PR_PTRACE },
{ "P_PR_FORK", P_PR_FORK, P_PR_FORK },
{ "P_PR_LOCK", P_PR_LOCK, P_PR_LOCK },
{ "P_PR_ASYNC", P_PR_ASYNC, P_PR_ASYNC },
{ "P_PR_EXEC", P_PR_EXEC, P_PR_EXEC },
{ "P_PR_BPTADJ", P_PR_BPTADJ, P_PR_BPTADJ },
{ "P_PR_RUNLCL", P_PR_RUNLCL, P_PR_RUNLCL },
{ "P_PR_KILLCL", P_PR_KILLCL, P_PR_KILLCL },
{ NULL, 0, 0 }
};
if (!(flags & DCMD_ADDRSPEC)) {
if (mdb_walk_dcmd("proc", "pflags", argc, argv) == -1) {
mdb_warn("can't walk 'proc'");
return (DCMD_ERR);
}
return (DCMD_OK);
}
if (mdb_ctf_vread(&pr, "proc_t", "mdb_pflags_proc_t", addr, 0) == -1 ||
mdb_vread(&pid, sizeof (pid), (uintptr_t)pr.p_pidp) == -1) {
mdb_warn("cannot read proc_t or pid");
return (DCMD_ERR);
}
mdb_printf("%p [pid %d]:\n", addr, pid.pid_id);
mdb_printf("\tp_flag: %08x <%b>\n", pr.p_flag, pr.p_flag,
p_flag_bits);
mdb_printf("\tp_pidflag: %08x <%b>\n", pr.p_pidflag, pr.p_pidflag,
p_pidflag_bits);
mdb_printf("\tp_proc_flag: %08x <%b>\n", pr.p_proc_flag, pr.p_proc_flag,
p_proc_flag_bits);
return (DCMD_OK);
}
typedef struct mdb_ps_proc {
char p_stat;
struct pid *p_pidp;
struct pid *p_pgidp;
struct cred *p_cred;
struct sess *p_sessp;
struct task *p_task;
struct zone *p_zone;
struct cont_process *p_ct_process;
pid_t p_ppid;
uint_t p_flag;
struct {
char u_comm[MAXCOMLEN + 1];
char u_psargs[PSARGSZ];
} p_user;
} mdb_ps_proc_t;
#define FMRI_LEN (128)
int
ps(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
{
uint_t prt_flags = 0;
mdb_ps_proc_t pr;
struct pid pid, pgid, sid;
sess_t session;
cred_t cred;
task_t tk;
kproject_t pj;
zone_t zn;
struct cont_process cp;
char fmri[FMRI_LEN] = "";
if (!(flags & DCMD_ADDRSPEC)) {
if (mdb_walk_dcmd("proc", "ps", argc, argv) == -1) {
mdb_warn("can't walk 'proc'");
return (DCMD_ERR);
}
return (DCMD_OK);
}
if (mdb_getopts(argc, argv,
'f', MDB_OPT_SETBITS, PS_PSARGS, &prt_flags,
'l', MDB_OPT_SETBITS, PS_PRTLWPS, &prt_flags,
's', MDB_OPT_SETBITS, PS_SERVICES, &prt_flags,
'T', MDB_OPT_SETBITS, PS_TASKS, &prt_flags,
'P', MDB_OPT_SETBITS, PS_PROJECTS, &prt_flags,
'z', MDB_OPT_SETBITS, PS_ZONES, &prt_flags,
't', MDB_OPT_SETBITS, PS_PRTTHREADS, &prt_flags, NULL) != argc)
return (DCMD_USAGE);
if (DCMD_HDRSPEC(flags)) {
mdb_printf("%<u>%-1s %-6s %-6s %-6s %-6s ",
"S", "PID", "PPID", "PGID", "SID");
if (prt_flags & PS_TASKS)
mdb_printf("%-5s ", "TASK");
if (prt_flags & PS_PROJECTS)
mdb_printf("%-5s ", "PROJ");
if (prt_flags & PS_ZONES)
mdb_printf("%-5s ", "ZONE");
if (prt_flags & PS_SERVICES)
mdb_printf("%-40s ", "SERVICE");
mdb_printf("%-6s %-10s %-?s %-s%</u>\n",
"UID", "FLAGS", "ADDR", "NAME");
}
if (mdb_ctf_vread(&pr, "proc_t", "mdb_ps_proc_t", addr, 0) == -1)
return (DCMD_ERR);
mdb_vread(&pid, sizeof (pid), (uintptr_t)pr.p_pidp);
mdb_vread(&pgid, sizeof (pgid), (uintptr_t)pr.p_pgidp);
mdb_vread(&cred, sizeof (cred), (uintptr_t)pr.p_cred);
mdb_vread(&session, sizeof (session), (uintptr_t)pr.p_sessp);
mdb_vread(&sid, sizeof (sid), (uintptr_t)session.s_sidp);
if (prt_flags & (PS_TASKS | PS_PROJECTS))
mdb_vread(&tk, sizeof (tk), (uintptr_t)pr.p_task);
if (prt_flags & PS_PROJECTS)
mdb_vread(&pj, sizeof (pj), (uintptr_t)tk.tk_proj);
if (prt_flags & PS_ZONES)
mdb_vread(&zn, sizeof (zn), (uintptr_t)pr.p_zone);
if ((prt_flags & PS_SERVICES) && pr.p_ct_process != NULL) {
mdb_vread(&cp, sizeof (cp), (uintptr_t)pr.p_ct_process);
if (mdb_read_refstr((uintptr_t)cp.conp_svc_fmri, fmri,
sizeof (fmri)) <= 0)
(void) strlcpy(fmri, "?", sizeof (fmri));
if (strncmp(fmri, "svc:/", sizeof ("svc:/") - 1) == 0) {
char *i = fmri;
char *j = fmri + sizeof ("svc:/") - 1;
for (; *j != '\0'; i++, j++) {
if (strcmp(j, ":default") == 0)
break;
*i = *j;
}
*i = '\0';
}
}
mdb_printf("%-c %-6d %-6d %-6d %-6d ",
pstat2ch(pr.p_stat), pid.pid_id, pr.p_ppid, pgid.pid_id,
sid.pid_id);
if (prt_flags & PS_TASKS)
mdb_printf("%-5d ", tk.tk_tkid);
if (prt_flags & PS_PROJECTS)
mdb_printf("%-5d ", pj.kpj_id);
if (prt_flags & PS_ZONES)
mdb_printf("%-5d ", zn.zone_id);
if (prt_flags & PS_SERVICES)
mdb_printf("%-40s ", fmri);
mdb_printf("%-6d 0x%08x %0?p %-s\n",
cred.cr_uid, pr.p_flag, addr,
(prt_flags & PS_PSARGS) ? pr.p_user.u_psargs : pr.p_user.u_comm);
if (prt_flags & ~PS_PSARGS)
(void) mdb_pwalk("thread", ps_threadprint, &prt_flags, addr);
return (DCMD_OK);
}
static void
ps_help(void)
{
mdb_printf("Display processes.\n\n"
"Options:\n"
" -f\tDisplay command arguments\n"
" -l\tDisplay LWPs\n"
" -T\tDisplay tasks\n"
" -P\tDisplay projects\n"
" -s\tDisplay SMF FMRI\n"
" -z\tDisplay zones\n"
" -t\tDisplay threads\n\n");
mdb_printf("The resulting output is a table of the processes on the "
"system. The\n"
"columns in the output consist of a combination of the "
"following fields:\n\n");
mdb_printf("S\tProcess state. Possible states are:\n"
"\tS\tSleeping (SSLEEP)\n"
"\tR\tRunnable (SRUN)\n"
"\tZ\tZombie (SZOMB)\n"
"\tI\tIdle (SIDL)\n"
"\tO\tOn Cpu (SONPROC)\n"
"\tT\tStopped (SSTOP)\n"
"\tW\tWaiting (SWAIT)\n");
mdb_printf("PID\tProcess id.\n");
mdb_printf("PPID\tParent process id.\n");
mdb_printf("PGID\tProcess group id.\n");
mdb_printf("SID\tProcess id of the session leader.\n");
mdb_printf("TASK\tThe task id of the process.\n");
mdb_printf("PROJ\tThe project id of the process.\n");
mdb_printf("ZONE\tThe zone id of the process.\n");
mdb_printf("SERVICE The SMF service FMRI of the process.\n");
mdb_printf("UID\tThe user id of the process.\n");
mdb_printf("FLAGS\tThe process flags (see ::pflags).\n");
mdb_printf("ADDR\tThe kernel address of the proc_t structure of the "
"process\n");
mdb_printf("NAME\tThe name (p_user.u_comm field) of the process. If "
"the -f flag\n"
"\tis specified, the arguments of the process are displayed.\n");
}
#define PG_NEWEST 0x0001
#define PG_OLDEST 0x0002
#define PG_PIPE_OUT 0x0004
#define PG_EXACT_MATCH 0x0008
typedef struct pgrep_data {
uint_t pg_flags;
uint_t pg_psflags;
uintptr_t pg_xaddr;
hrtime_t pg_xstart;
const char *pg_pat;
#ifndef _KMDB
regex_t pg_reg;
#endif
} pgrep_data_t;
typedef struct mdb_pgrep_proc {
struct {
timestruc_t u_start;
char u_comm[MAXCOMLEN + 1];
} p_user;
} mdb_pgrep_proc_t;
static int
pgrep_cb(uintptr_t addr, const void *ignored, void *data)
{
mdb_pgrep_proc_t p;
pgrep_data_t *pgp = data;
#ifndef _KMDB
regmatch_t pmatch;
#endif
if (mdb_ctf_vread(&p, "proc_t", "mdb_pgrep_proc_t", addr, 0) == -1)
return (WALK_ERR);
#ifdef _KMDB
if ((pgp->pg_flags & PG_EXACT_MATCH) ?
(strcmp(p.p_user.u_comm, pgp->pg_pat) != 0) :
(strstr(p.p_user.u_comm, pgp->pg_pat) == NULL))
return (WALK_NEXT);
#else
if (regexec(&pgp->pg_reg, p.p_user.u_comm, 1, &pmatch, 0) != 0)
return (WALK_NEXT);
if ((pgp->pg_flags & PG_EXACT_MATCH) &&
(pmatch.rm_so != 0 || p.p_user.u_comm[pmatch.rm_eo] != '\0'))
return (WALK_NEXT);
#endif
if (pgp->pg_flags & (PG_NEWEST | PG_OLDEST)) {
hrtime_t start;
start = (hrtime_t)p.p_user.u_start.tv_sec * NANOSEC +
p.p_user.u_start.tv_nsec;
if (pgp->pg_flags & PG_NEWEST) {
if (pgp->pg_xaddr == 0 || start > pgp->pg_xstart) {
pgp->pg_xaddr = addr;
pgp->pg_xstart = start;
}
} else {
if (pgp->pg_xaddr == 0 || start < pgp->pg_xstart) {
pgp->pg_xaddr = addr;
pgp->pg_xstart = start;
}
}
} else if (pgp->pg_flags & PG_PIPE_OUT) {
mdb_printf("%p\n", addr);
} else {
if (mdb_call_dcmd("ps", addr, pgp->pg_psflags, 0, NULL) != 0) {
mdb_warn("can't invoke 'ps'");
return (WALK_DONE);
}
pgp->pg_psflags &= ~DCMD_LOOPFIRST;
}
return (WALK_NEXT);
}
int
pgrep(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
{
pgrep_data_t pg;
int i;
#ifndef _KMDB
int err;
#endif
if (flags & DCMD_ADDRSPEC)
return (DCMD_USAGE);
pg.pg_flags = 0;
pg.pg_xaddr = 0;
i = mdb_getopts(argc, argv,
'n', MDB_OPT_SETBITS, PG_NEWEST, &pg.pg_flags,
'o', MDB_OPT_SETBITS, PG_OLDEST, &pg.pg_flags,
'x', MDB_OPT_SETBITS, PG_EXACT_MATCH, &pg.pg_flags,
NULL);
argc -= i;
argv += i;
if (argc != 1)
return (DCMD_USAGE);
if ((pg.pg_flags & PG_NEWEST) && (pg.pg_flags & PG_OLDEST))
return (DCMD_USAGE);
if (argv->a_type != MDB_TYPE_STRING)
return (DCMD_USAGE);
if (flags & DCMD_PIPE_OUT)
pg.pg_flags |= PG_PIPE_OUT;
pg.pg_pat = argv->a_un.a_str;
if (DCMD_HDRSPEC(flags))
pg.pg_psflags = DCMD_ADDRSPEC | DCMD_LOOP | DCMD_LOOPFIRST;
else
pg.pg_psflags = DCMD_ADDRSPEC | DCMD_LOOP;
#ifndef _KMDB
if ((err = regcomp(&pg.pg_reg, pg.pg_pat, REG_EXTENDED)) != 0) {
size_t nbytes;
char *buf;
nbytes = regerror(err, &pg.pg_reg, NULL, 0);
buf = mdb_alloc(nbytes + 1, UM_SLEEP | UM_GC);
(void) regerror(err, &pg.pg_reg, buf, nbytes);
mdb_warn("%s\n", buf);
return (DCMD_ERR);
}
#endif
if (mdb_walk("proc", pgrep_cb, &pg) != 0) {
mdb_warn("can't walk 'proc'");
return (DCMD_ERR);
}
if (pg.pg_xaddr != 0 && (pg.pg_flags & (PG_NEWEST | PG_OLDEST))) {
if (pg.pg_flags & PG_PIPE_OUT) {
mdb_printf("%p\n", pg.pg_xaddr);
} else {
if (mdb_call_dcmd("ps", pg.pg_xaddr, pg.pg_psflags,
0, NULL) != 0) {
mdb_warn("can't invoke 'ps'");
return (DCMD_ERR);
}
}
}
return (DCMD_OK);
}
int
task(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
{
task_t tk;
kproject_t pj;
if (!(flags & DCMD_ADDRSPEC)) {
if (mdb_walk_dcmd("task_cache", "task", argc, argv) == -1) {
mdb_warn("can't walk task_cache");
return (DCMD_ERR);
}
return (DCMD_OK);
}
if (DCMD_HDRSPEC(flags)) {
mdb_printf("%<u>%?s %6s %6s %6s %6s %10s%</u>\n",
"ADDR", "TASKID", "PROJID", "ZONEID", "REFCNT", "FLAGS");
}
if (mdb_vread(&tk, sizeof (task_t), addr) == -1) {
mdb_warn("can't read task_t structure at %p", addr);
return (DCMD_ERR);
}
if (mdb_vread(&pj, sizeof (kproject_t), (uintptr_t)tk.tk_proj) == -1) {
mdb_warn("can't read project_t structure at %p", addr);
return (DCMD_ERR);
}
mdb_printf("%0?p %6d %6d %6d %6u 0x%08x\n",
addr, tk.tk_tkid, pj.kpj_id, pj.kpj_zoneid, tk.tk_hold_count,
tk.tk_flags);
return (DCMD_OK);
}
int
project(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
{
kproject_t pj;
if (!(flags & DCMD_ADDRSPEC)) {
if (mdb_walk_dcmd("projects", "project", argc, argv) == -1) {
mdb_warn("can't walk projects");
return (DCMD_ERR);
}
return (DCMD_OK);
}
if (DCMD_HDRSPEC(flags)) {
mdb_printf("%<u>%?s %6s %6s %6s%</u>\n",
"ADDR", "PROJID", "ZONEID", "REFCNT");
}
if (mdb_vread(&pj, sizeof (kproject_t), addr) == -1) {
mdb_warn("can't read kproject_t structure at %p", addr);
return (DCMD_ERR);
}
mdb_printf("%0?p %6d %6d %6u\n", addr, pj.kpj_id, pj.kpj_zoneid,
pj.kpj_count);
return (DCMD_OK);
}
int
callout_walk_init(mdb_walk_state_t *wsp)
{
if (wsp->walk_addr == 0) {
mdb_warn("callout doesn't support global walk");
return (WALK_ERR);
}
wsp->walk_data = mdb_alloc(sizeof (callout_t), UM_SLEEP);
return (WALK_NEXT);
}
#define CALLOUT_WALK_BYLIST 0
#define CALLOUT_WALK_BYID 1
int
callout_walk_step(mdb_walk_state_t *wsp)
{
int retval;
if (wsp->walk_addr == 0) {
return (WALK_DONE);
}
if (mdb_vread(wsp->walk_data, sizeof (callout_t),
wsp->walk_addr) == -1) {
mdb_warn("failed to read callout at %p", wsp->walk_addr);
return (WALK_DONE);
}
retval = wsp->walk_callback(wsp->walk_addr, wsp->walk_data,
wsp->walk_cbdata);
if ((ulong_t)wsp->walk_arg == CALLOUT_WALK_BYID) {
wsp->walk_addr =
(uintptr_t)(((callout_t *)wsp->walk_data)->c_idnext);
} else {
wsp->walk_addr =
(uintptr_t)(((callout_t *)wsp->walk_data)->c_clnext);
}
return (retval);
}
void
callout_walk_fini(mdb_walk_state_t *wsp)
{
mdb_free(wsp->walk_data, sizeof (callout_t));
}
int
callout_list_walk_init(mdb_walk_state_t *wsp)
{
if (wsp->walk_addr == 0) {
mdb_warn("callout list doesn't support global walk");
return (WALK_ERR);
}
wsp->walk_data = mdb_alloc(sizeof (callout_list_t), UM_SLEEP);
return (WALK_NEXT);
}
int
callout_list_walk_step(mdb_walk_state_t *wsp)
{
int retval;
if (wsp->walk_addr == 0) {
return (WALK_DONE);
}
if (mdb_vread(wsp->walk_data, sizeof (callout_list_t),
wsp->walk_addr) != sizeof (callout_list_t)) {
mdb_warn("failed to read callout_list at %p", wsp->walk_addr);
return (WALK_ERR);
}
retval = wsp->walk_callback(wsp->walk_addr, wsp->walk_data,
wsp->walk_cbdata);
wsp->walk_addr = (uintptr_t)
(((callout_list_t *)wsp->walk_data)->cl_next);
return (retval);
}
void
callout_list_walk_fini(mdb_walk_state_t *wsp)
{
mdb_free(wsp->walk_data, sizeof (callout_list_t));
}
typedef struct cot_data {
callout_table_t *ct0;
callout_table_t ct;
callout_hash_t cot_idhash[CALLOUT_BUCKETS];
callout_hash_t cot_clhash[CALLOUT_BUCKETS];
kstat_named_t ct_kstat_data[CALLOUT_NUM_STATS];
int cotndx;
int cotsize;
} cot_data_t;
int
callout_table_walk_init(mdb_walk_state_t *wsp)
{
int max_ncpus;
cot_data_t *cot_walk_data;
cot_walk_data = mdb_alloc(sizeof (cot_data_t), UM_SLEEP);
if (wsp->walk_addr == 0) {
if (mdb_readvar(&cot_walk_data->ct0, "callout_table") == -1) {
mdb_warn("failed to read 'callout_table'");
return (WALK_ERR);
}
if (mdb_readvar(&max_ncpus, "max_ncpus") == -1) {
mdb_warn("failed to get callout_table array size");
return (WALK_ERR);
}
cot_walk_data->cotsize = CALLOUT_NTYPES * max_ncpus;
wsp->walk_addr = (uintptr_t)cot_walk_data->ct0;
} else {
cot_walk_data->cotsize = 1;
}
cot_walk_data->cotndx = 0;
wsp->walk_data = cot_walk_data;
return (WALK_NEXT);
}
int
callout_table_walk_step(mdb_walk_state_t *wsp)
{
int retval;
cot_data_t *cotwd = (cot_data_t *)wsp->walk_data;
size_t size;
if (cotwd->cotndx >= cotwd->cotsize) {
return (WALK_DONE);
}
if (mdb_vread(&(cotwd->ct), sizeof (callout_table_t),
wsp->walk_addr) != sizeof (callout_table_t)) {
mdb_warn("failed to read callout_table at %p", wsp->walk_addr);
return (WALK_ERR);
}
size = sizeof (callout_hash_t) * CALLOUT_BUCKETS;
if (cotwd->ct.ct_idhash != NULL) {
if (mdb_vread(cotwd->cot_idhash, size,
(uintptr_t)(cotwd->ct.ct_idhash)) != size) {
mdb_warn("failed to read id_hash at %p",
cotwd->ct.ct_idhash);
return (WALK_ERR);
}
}
if (cotwd->ct.ct_clhash != NULL) {
if (mdb_vread(&(cotwd->cot_clhash), size,
(uintptr_t)cotwd->ct.ct_clhash) == -1) {
mdb_warn("failed to read cl_hash at %p",
cotwd->ct.ct_clhash);
return (WALK_ERR);
}
}
size = sizeof (kstat_named_t) * CALLOUT_NUM_STATS;
if (cotwd->ct.ct_kstat_data != NULL) {
if (mdb_vread(&(cotwd->ct_kstat_data), size,
(uintptr_t)cotwd->ct.ct_kstat_data) == -1) {
mdb_warn("failed to read kstats at %p",
cotwd->ct.ct_kstat_data);
return (WALK_ERR);
}
}
retval = wsp->walk_callback(wsp->walk_addr, (void *)cotwd,
wsp->walk_cbdata);
cotwd->cotndx++;
if (cotwd->cotndx >= cotwd->cotsize) {
return (WALK_DONE);
}
wsp->walk_addr = (uintptr_t)((char *)wsp->walk_addr +
sizeof (callout_table_t));
return (retval);
}
void
callout_table_walk_fini(mdb_walk_state_t *wsp)
{
mdb_free(wsp->walk_data, sizeof (cot_data_t));
}
static const char *co_typenames[] = { "R", "N" };
#define CO_PLAIN_ID(xid) ((xid) & CALLOUT_ID_MASK)
#define TABLE_TO_SEQID(x) ((x) >> CALLOUT_TYPE_BITS)
#define COF_REAL 0x00000001
#define COF_NORM 0x00000002
#define COF_LONG 0x00000004
#define COF_SHORT 0x00000008
#define COF_EMPTY 0x00000010
#define COF_TIME 0x00000020
#define COF_BEFORE 0x00000040
#define COF_AFTER 0x00000080
#define COF_SEQID 0x00000100
#define COF_FUNC 0x00000200
#define COF_ADDR 0x00000400
#define COF_EXEC 0x00000800
#define COF_HIRES 0x00001000
#define COF_ABS 0x00002000
#define COF_TABLE 0x00004000
#define COF_BYIDH 0x00008000
#define COF_FREE 0x00010000
#define COF_LIST 0x00020000
#define COF_EXPREL 0x00040000
#define COF_HDR 0x00080000
#define COF_VERBOSE 0x00100000
#define COF_LONGLIST 0x00200000
#define COF_THDR 0x00400000
#define COF_LHDR 0x00800000
#define COF_CHDR 0x01000000
#define COF_PARAM 0x02000000
#define COF_DECODE 0x04000000
#define COF_HEAP 0x08000000
#define COF_QUEUE 0x10000000
#define COF_DEFAULT (COF_REAL | COF_NORM | COF_LONG | COF_SHORT)
#define COF_LIST_FLAGS \
(CALLOUT_LIST_FLAG_HRESTIME | CALLOUT_LIST_FLAG_ABSOLUTE)
typedef struct callout_data {
uint_t flags;
cpu_t *cpu;
int seqid;
hrtime_t time;
hrtime_t atime;
hrtime_t btime;
uintptr_t funcaddr;
uintptr_t param;
hrtime_t now;
int nsec_per_tick;
ulong_t ctbits;
callout_table_t *co_table;
int ndx;
int bucket;
hrtime_t exp;
int list_flags;
} callout_data_t;
static int
callouts_cb(uintptr_t addr, const void *data, void *priv)
{
callout_data_t *coargs = (callout_data_t *)priv;
callout_t *co = (callout_t *)data;
int tableid, list_flags;
callout_id_t coid;
if ((coargs == NULL) || (co == NULL)) {
return (WALK_ERR);
}
if ((coargs->flags & COF_FREE) && !(co->c_xid & CALLOUT_ID_FREE)) {
return (WALK_DONE);
}
if (!(coargs->flags & COF_FREE) && (co->c_xid & CALLOUT_ID_FREE)) {
return (WALK_DONE);
}
if ((coargs->flags & COF_FUNC) &&
(coargs->funcaddr != (uintptr_t)co->c_func)) {
return (WALK_NEXT);
}
if ((coargs->flags & COF_PARAM) &&
(coargs->param != (uintptr_t)co->c_arg)) {
return (WALK_NEXT);
}
if (!(coargs->flags & COF_LONG) && (co->c_xid & CALLOUT_LONGTERM)) {
return (WALK_NEXT);
}
if (!(coargs->flags & COF_SHORT) && !(co->c_xid & CALLOUT_LONGTERM)) {
return (WALK_NEXT);
}
if ((coargs->flags & COF_EXEC) && !(co->c_xid & CALLOUT_EXECUTING)) {
return (WALK_NEXT);
}
if (coargs->flags & COF_BYIDH) {
if (!(coargs->flags & COF_FREE)) {
if (mdb_vread(&coargs->exp, sizeof (hrtime_t),
(uintptr_t)co->c_list + offsetof(callout_list_t,
cl_expiration)) == -1) {
mdb_warn("failed to read expiration "
"time from %p", co->c_list);
coargs->exp = 0;
}
if (mdb_vread(&coargs->list_flags, sizeof (int),
(uintptr_t)co->c_list + offsetof(callout_list_t,
cl_flags)) == -1) {
mdb_warn("failed to read list flags"
"from %p", co->c_list);
coargs->list_flags = 0;
}
} else {
coargs->exp = 0;
coargs->list_flags = 0;
}
if (coargs->exp != 0) {
if ((coargs->flags & COF_TIME) &&
(coargs->exp != coargs->time)) {
return (WALK_NEXT);
}
if ((coargs->flags & COF_BEFORE) &&
(coargs->exp > coargs->btime)) {
return (WALK_NEXT);
}
if ((coargs->flags & COF_AFTER) &&
(coargs->exp < coargs->atime)) {
return (WALK_NEXT);
}
}
list_flags = coargs->list_flags;
if ((coargs->flags & COF_HIRES) && (coargs->flags & COF_ABS)) {
if (! (list_flags & COF_LIST_FLAGS)) {
return (WALK_NEXT);
}
} else {
if ((coargs->flags & COF_HIRES) &&
!(list_flags & CALLOUT_LIST_FLAG_HRESTIME)) {
return (WALK_NEXT);
}
if ((coargs->flags & COF_ABS) &&
!(list_flags & CALLOUT_LIST_FLAG_ABSOLUTE)) {
return (WALK_NEXT);
}
}
if ((coargs->flags & COF_HEAP) &&
!(list_flags & CALLOUT_LIST_FLAG_HEAPED)) {
return (WALK_NEXT);
}
if ((coargs->flags & COF_QUEUE) &&
!(list_flags & CALLOUT_LIST_FLAG_QUEUED)) {
return (WALK_NEXT);
}
}
#define callout_table_mask ((1 << coargs->ctbits) - 1)
tableid = CALLOUT_ID_TO_TABLE(co->c_xid);
#undef callout_table_mask
coid = CO_PLAIN_ID(co->c_xid);
if ((coargs->flags & COF_CHDR) && !(coargs->flags & COF_ADDR)) {
if (!(coargs->flags & COF_VERBOSE)) {
mdb_printf("%<u>%3s %-1s %-14s %</u>",
"SEQ", "T", "EXP");
} else if (coargs->flags & COF_BYIDH) {
mdb_printf("%<u>%-14s %</u>", "EXP");
}
mdb_printf("%<u>%-4s %-?s %-20s%</u>",
"XHAL", "XID", "FUNC(ARG)");
if (coargs->flags & COF_LONGLIST) {
mdb_printf("%<u> %-?s %-?s %-?s %-?s%</u>",
"PREVID", "NEXTID", "PREVL", "NEXTL");
mdb_printf("%<u> %-?s %-4s %-?s%</u>",
"DONE", "UTOS", "THREAD");
}
mdb_printf("\n");
coargs->flags &= ~COF_CHDR;
coargs->flags |= (COF_THDR | COF_LHDR);
}
if (!(coargs->flags & COF_ADDR)) {
if (!(coargs->flags & COF_VERBOSE)) {
mdb_printf("%-3d %1s %-14llx ",
TABLE_TO_SEQID(tableid),
co_typenames[tableid & CALLOUT_TYPE_MASK],
(coargs->flags & COF_EXPREL) ?
coargs->exp - coargs->now : coargs->exp);
} else if (coargs->flags & COF_BYIDH) {
mdb_printf("%-14x ",
(coargs->flags & COF_EXPREL) ?
coargs->exp - coargs->now : coargs->exp);
}
list_flags = coargs->list_flags;
mdb_printf("%1s%1s%1s%1s %-?llx %a(%p)",
(co->c_xid & CALLOUT_EXECUTING) ? "X" : " ",
(list_flags & CALLOUT_LIST_FLAG_HRESTIME) ? "H" : " ",
(list_flags & CALLOUT_LIST_FLAG_ABSOLUTE) ? "A" : " ",
(co->c_xid & CALLOUT_LONGTERM) ? "L" : " ",
(long long)coid, co->c_func, co->c_arg);
if (coargs->flags & COF_LONGLIST) {
mdb_printf(" %-?p %-?p %-?p %-?p",
co->c_idprev, co->c_idnext, co->c_clprev,
co->c_clnext);
mdb_printf(" %-?p %-4d %-0?p",
co->c_done, co->c_waiting, co->c_executor);
}
} else {
mdb_printf("%-0p", addr);
}
mdb_printf("\n");
return (WALK_NEXT);
}
static int
callout_list_cb(uintptr_t addr, const void *data, void *priv)
{
callout_data_t *coargs = (callout_data_t *)priv;
callout_list_t *cl = (callout_list_t *)data;
callout_t *coptr;
int list_flags;
if ((coargs == NULL) || (cl == NULL)) {
return (WALK_ERR);
}
coargs->exp = cl->cl_expiration;
coargs->list_flags = cl->cl_flags;
if ((coargs->flags & COF_FREE) &&
!(cl->cl_flags & CALLOUT_LIST_FLAG_FREE)) {
return (WALK_DONE);
}
if (!(coargs->flags & COF_FREE) &&
(cl->cl_flags & CALLOUT_LIST_FLAG_FREE)) {
return (WALK_DONE);
}
if ((coargs->flags & COF_TIME) &&
(cl->cl_expiration != coargs->time)) {
return (WALK_NEXT);
}
if ((coargs->flags & COF_BEFORE) &&
(cl->cl_expiration > coargs->btime)) {
return (WALK_NEXT);
}
if ((coargs->flags & COF_AFTER) &&
(cl->cl_expiration < coargs->atime)) {
return (WALK_NEXT);
}
if (!(coargs->flags & COF_EMPTY) &&
(cl->cl_callouts.ch_head == NULL)) {
return (WALK_NEXT);
}
if ((coargs->flags & COF_HIRES) && (coargs->flags & COF_ABS)) {
if (! (cl->cl_flags & COF_LIST_FLAGS)) {
return (WALK_NEXT);
}
} else {
if ((coargs->flags & COF_HIRES) &&
!(cl->cl_flags & CALLOUT_LIST_FLAG_HRESTIME)) {
return (WALK_NEXT);
}
if ((coargs->flags & COF_ABS) &&
!(cl->cl_flags & CALLOUT_LIST_FLAG_ABSOLUTE)) {
return (WALK_NEXT);
}
}
if ((coargs->flags & COF_HEAP) &&
!(coargs->list_flags & CALLOUT_LIST_FLAG_HEAPED)) {
return (WALK_NEXT);
}
if ((coargs->flags & COF_QUEUE) &&
!(coargs->list_flags & CALLOUT_LIST_FLAG_QUEUED)) {
return (WALK_NEXT);
}
if ((coargs->flags & COF_LHDR) && !(coargs->flags & COF_ADDR) &&
(coargs->flags & (COF_LIST | COF_VERBOSE))) {
if (!(coargs->flags & COF_VERBOSE)) {
mdb_printf("%<u>SEQ T %</u>");
}
mdb_printf("%<u>EXP HA BUCKET "
"CALLOUTS %</u>");
if (coargs->flags & COF_LONGLIST) {
mdb_printf("%<u> %-?s %-?s%</u>",
"PREV", "NEXT");
}
mdb_printf("\n");
coargs->flags &= ~COF_LHDR;
coargs->flags |= (COF_THDR | COF_CHDR);
}
if (coargs->flags & (COF_LIST | COF_VERBOSE)) {
if (!(coargs->flags & COF_ADDR)) {
if (!(coargs->flags & COF_VERBOSE)) {
mdb_printf("%3d %1s ",
TABLE_TO_SEQID(coargs->ndx),
co_typenames[coargs->ndx &
CALLOUT_TYPE_MASK]);
}
list_flags = coargs->list_flags;
mdb_printf("%-14llx %1s%1s %-6d %-0?p ",
(coargs->flags & COF_EXPREL) ?
coargs->exp - coargs->now : coargs->exp,
(list_flags & CALLOUT_LIST_FLAG_HRESTIME) ?
"H" : " ",
(list_flags & CALLOUT_LIST_FLAG_ABSOLUTE) ?
"A" : " ",
coargs->bucket, cl->cl_callouts.ch_head);
if (coargs->flags & COF_LONGLIST) {
mdb_printf(" %-?p %-?p",
cl->cl_prev, cl->cl_next);
}
} else {
mdb_printf("%-0p", addr);
}
mdb_printf("\n");
if (coargs->flags & COF_LIST) {
return (WALK_NEXT);
}
}
if (cl->cl_callouts.ch_head == NULL) {
return (WALK_NEXT);
}
if (coargs->flags & COF_FREE) {
return (WALK_NEXT);
}
coptr = (callout_t *)cl->cl_callouts.ch_head;
if (coargs->flags & COF_VERBOSE) {
mdb_inc_indent(4);
}
if (mdb_pwalk("callouts_bytime", callouts_cb, coargs,
(uintptr_t)coptr) == -1) {
mdb_warn("cannot walk callouts at %p", coptr);
return (WALK_ERR);
}
if (coargs->flags & COF_VERBOSE) {
mdb_dec_indent(4);
}
return (WALK_NEXT);
}
static int
callout_t_cb(uintptr_t addr, const void *data, void *priv)
{
callout_data_t *coargs = (callout_data_t *)priv;
cot_data_t *cotwd = (cot_data_t *)data;
callout_table_t *ct = &(cotwd->ct);
int index, seqid, cotype;
int i;
callout_list_t *clptr;
callout_t *coptr;
if ((coargs == NULL) || (ct == NULL) || (coargs->co_table == NULL)) {
return (WALK_ERR);
}
index = ((char *)addr - (char *)coargs->co_table) /
sizeof (callout_table_t);
cotype = index & CALLOUT_TYPE_MASK;
seqid = TABLE_TO_SEQID(index);
if ((coargs->flags & COF_SEQID) && (coargs->seqid != seqid)) {
return (WALK_NEXT);
}
if (!(coargs->flags & COF_REAL) && (cotype == CALLOUT_REALTIME)) {
return (WALK_NEXT);
}
if (!(coargs->flags & COF_NORM) && (cotype == CALLOUT_NORMAL)) {
return (WALK_NEXT);
}
if (!(coargs->flags & COF_EMPTY) && (
(ct->ct_heap == NULL) || (ct->ct_cyclic == 0))) {
return (WALK_NEXT);
}
if ((coargs->flags & COF_THDR) && !(coargs->flags & COF_ADDR) &&
(coargs->flags & (COF_TABLE | COF_VERBOSE))) {
mdb_printf("%<u>%-3s %-1s %-?s %-?s %-?s %-?s%</u>",
"SEQ", "T", "FREE", "LFREE", "CYCLIC", "HEAP");
coargs->flags &= ~COF_THDR;
coargs->flags |= (COF_LHDR | COF_CHDR);
if (coargs->flags & COF_LONGLIST) {
mdb_printf("%<u> %-T%-7s %-7s %-?s %-?s %-?s"
" %-?s %-?s %-?s%</u>",
"HEAPNUM", "HEAPMAX", "TASKQ", "EXPQ", "QUE",
"PEND", "FREE", "LOCK");
}
mdb_printf("\n");
}
if (coargs->flags & (COF_TABLE | COF_VERBOSE)) {
if (!(coargs->flags & COF_ADDR)) {
mdb_printf("%-3d %-1s %-0?p %-0?p %-0?p %-?p",
seqid, co_typenames[cotype],
ct->ct_free, ct->ct_lfree, ct->ct_cyclic,
ct->ct_heap);
if (coargs->flags & COF_LONGLIST) {
mdb_printf(" %-7d %-7d %-?p %-?p %-?p"
" %-?lld %-?lld %-?p",
ct->ct_heap_num, ct->ct_heap_max,
ct->ct_taskq, ct->ct_expired.ch_head,
ct->ct_queue.ch_head,
cotwd->ct_timeouts_pending,
cotwd->ct_allocations -
cotwd->ct_timeouts_pending,
ct->ct_mutex);
}
} else {
mdb_printf("%-0?p", addr);
}
mdb_printf("\n");
if (coargs->flags & COF_TABLE) {
return (WALK_NEXT);
}
}
coargs->ndx = index;
if (coargs->flags & COF_VERBOSE) {
mdb_inc_indent(4);
}
if (!(coargs->flags & COF_BYIDH)) {
if (coargs->flags & COF_FREE) {
clptr = ct->ct_lfree;
coargs->bucket = 0;
if (clptr == NULL) {
return (WALK_NEXT);
}
if (mdb_pwalk("callout_list", callout_list_cb, coargs,
(uintptr_t)clptr) == -1) {
mdb_warn("cannot walk callout free list at %p",
clptr);
return (WALK_ERR);
}
} else {
clptr = (callout_list_t *)ct->ct_expired.ch_head;
if (clptr != NULL) {
coargs->bucket = -1;
if (mdb_pwalk("callout_list", callout_list_cb,
coargs, (uintptr_t)clptr) == -1) {
mdb_warn("cannot walk callout_list"
" at %p", clptr);
return (WALK_ERR);
}
}
clptr = (callout_list_t *)ct->ct_queue.ch_head;
if (clptr != NULL) {
coargs->bucket = -1;
if (mdb_pwalk("callout_list", callout_list_cb,
coargs, (uintptr_t)clptr) == -1) {
mdb_warn("cannot walk callout_list"
" at %p", clptr);
return (WALK_ERR);
}
}
for (i = 0; i < CALLOUT_BUCKETS; i++) {
if (ct->ct_clhash == NULL) {
break;
}
if (cotwd->cot_clhash[i].ch_head == NULL) {
continue;
}
clptr = (callout_list_t *)
cotwd->cot_clhash[i].ch_head;
coargs->bucket = i;
if (mdb_pwalk("callout_list", callout_list_cb,
coargs, (uintptr_t)clptr) == -1) {
mdb_warn("cannot walk callout_list"
" at %p", clptr);
return (WALK_ERR);
}
}
}
} else {
if (coargs->flags & COF_FREE) {
coptr = ct->ct_free;
coargs->bucket = 0;
if (coptr == NULL) {
return (WALK_NEXT);
}
if (mdb_pwalk("callouts_byid", callouts_cb, coargs,
(uintptr_t)coptr) == -1) {
mdb_warn("cannot walk callout id free list"
" at %p", coptr);
return (WALK_ERR);
}
} else {
for (i = 0; i < CALLOUT_BUCKETS; i++) {
if (ct->ct_idhash == NULL) {
break;
}
coptr = (callout_t *)
cotwd->cot_idhash[i].ch_head;
if (coptr == NULL) {
continue;
}
coargs->bucket = i;
if (mdb_pwalk("callouts_byid", callouts_cb,
coargs, (uintptr_t)coptr) == -1) {
mdb_warn("cannot walk callouts at %p",
coptr);
return (WALK_ERR);
}
}
}
}
if (coargs->flags & COF_VERBOSE) {
mdb_dec_indent(4);
}
return (WALK_NEXT);
}
int
callout_common_init(callout_data_t *coargs)
{
if (mdb_readvar(&(coargs->co_table), "callout_table") == -1) {
mdb_warn("failed to read 'callout_table'");
return (DCMD_ERR);
}
if (mdb_readsym(&(coargs->now), sizeof (hrtime_t), "hrtime_last") !=
sizeof (hrtime_t)) {
if (mdb_readsym(&(coargs->now), sizeof (hrtime_t),
"hrtime_base") != sizeof (hrtime_t)) {
mdb_warn("Could not determine current system time");
return (DCMD_ERR);
}
}
if (mdb_readvar(&(coargs->ctbits), "callout_table_bits") == -1) {
mdb_warn("failed to read 'callout_table_bits'");
return (DCMD_ERR);
}
if (mdb_readvar(&(coargs->nsec_per_tick), "nsec_per_tick") == -1) {
mdb_warn("failed to read 'nsec_per_tick'");
return (DCMD_ERR);
}
return (DCMD_OK);
}
int
callout(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
{
callout_data_t coargs;
boolean_t Sflag, Cflag, tflag, aflag, bflag, dflag, kflag;
char *funcname = NULL;
char *paramstr = NULL;
uintptr_t Stmp, Ctmp;
int retval;
coargs.flags = COF_DEFAULT;
Sflag = Cflag = tflag = bflag = aflag = dflag = kflag = FALSE;
coargs.seqid = -1;
if (mdb_getopts(argc, argv,
'r', MDB_OPT_CLRBITS, COF_NORM, &coargs.flags,
'n', MDB_OPT_CLRBITS, COF_REAL, &coargs.flags,
'l', MDB_OPT_CLRBITS, COF_SHORT, &coargs.flags,
's', MDB_OPT_CLRBITS, COF_LONG, &coargs.flags,
'x', MDB_OPT_SETBITS, COF_EXEC, &coargs.flags,
'h', MDB_OPT_SETBITS, COF_HIRES, &coargs.flags,
'B', MDB_OPT_SETBITS, COF_ABS, &coargs.flags,
'E', MDB_OPT_SETBITS, COF_EMPTY, &coargs.flags,
'd', MDB_OPT_SETBITS, 1, &dflag,
'C', MDB_OPT_UINTPTR_SET, &Cflag, &Ctmp,
'S', MDB_OPT_UINTPTR_SET, &Sflag, &Stmp,
't', MDB_OPT_UINTPTR_SET, &tflag, (uintptr_t *)&coargs.time,
'a', MDB_OPT_UINTPTR_SET, &aflag, (uintptr_t *)&coargs.atime,
'b', MDB_OPT_UINTPTR_SET, &bflag, (uintptr_t *)&coargs.btime,
'k', MDB_OPT_SETBITS, 1, &kflag,
'f', MDB_OPT_STR, &funcname,
'p', MDB_OPT_STR, ¶mstr,
'T', MDB_OPT_SETBITS, COF_TABLE, &coargs.flags,
'D', MDB_OPT_SETBITS, COF_EXPREL, &coargs.flags,
'L', MDB_OPT_SETBITS, COF_LIST, &coargs.flags,
'V', MDB_OPT_SETBITS, COF_VERBOSE, &coargs.flags,
'v', MDB_OPT_SETBITS, COF_LONGLIST, &coargs.flags,
'i', MDB_OPT_SETBITS, COF_BYIDH, &coargs.flags,
'F', MDB_OPT_SETBITS, COF_FREE, &coargs.flags,
'H', MDB_OPT_SETBITS, COF_HEAP, &coargs.flags,
'Q', MDB_OPT_SETBITS, COF_QUEUE, &coargs.flags,
'A', MDB_OPT_SETBITS, COF_ADDR, &coargs.flags,
NULL) != argc) {
return (DCMD_USAGE);
}
if ((retval = callout_common_init(&coargs)) != DCMD_OK) {
return (retval);
}
if (kflag) {
coargs.time *= coargs.nsec_per_tick;
coargs.atime *= coargs.nsec_per_tick;
coargs.btime *= coargs.nsec_per_tick;
}
if (dflag) {
coargs.time += coargs.now;
coargs.atime += coargs.now;
coargs.btime += coargs.now;
}
if (Sflag) {
if (flags & DCMD_ADDRSPEC) {
mdb_printf("-S option conflicts with explicit"
" address\n");
return (DCMD_USAGE);
}
coargs.flags |= COF_SEQID;
coargs.seqid = (int)Stmp;
}
if (Cflag) {
if (flags & DCMD_ADDRSPEC) {
mdb_printf("-C option conflicts with explicit"
" address\n");
return (DCMD_USAGE);
}
if (coargs.flags & COF_SEQID) {
mdb_printf("-C and -S are mutually exclusive\n");
return (DCMD_USAGE);
}
coargs.cpu = (cpu_t *)Ctmp;
if (mdb_vread(&coargs.seqid, sizeof (processorid_t),
(uintptr_t)&(coargs.cpu->cpu_seqid)) == -1) {
mdb_warn("failed to read cpu_t at %p", Ctmp);
return (DCMD_ERR);
}
coargs.flags |= COF_SEQID;
}
if (!(coargs.flags & (COF_REAL | COF_NORM))) {
coargs.flags |= COF_REAL | COF_NORM;
}
if (!(coargs.flags & (COF_LONG | COF_SHORT))) {
coargs.flags |= COF_LONG | COF_SHORT;
}
if (tflag) {
if (aflag || bflag) {
mdb_printf("-t and -a|b are mutually exclusive\n");
return (DCMD_USAGE);
}
coargs.flags |= COF_TIME;
}
if (aflag) {
coargs.flags |= COF_AFTER;
}
if (bflag) {
coargs.flags |= COF_BEFORE;
}
if ((aflag && bflag) && (coargs.btime <= coargs.atime)) {
mdb_printf("value for -a must be earlier than the value"
" for -b.\n");
return (DCMD_USAGE);
}
if ((coargs.flags & COF_HEAP) && (coargs.flags & COF_QUEUE)) {
mdb_printf("-H and -Q are mutually exclusive\n");
return (DCMD_USAGE);
}
if (funcname != NULL) {
GElf_Sym sym;
if (mdb_lookup_by_name(funcname, &sym) != 0) {
coargs.funcaddr = mdb_strtoull(funcname);
} else {
coargs.funcaddr = sym.st_value;
}
coargs.flags |= COF_FUNC;
}
if (paramstr != NULL) {
GElf_Sym sym;
if (mdb_lookup_by_name(paramstr, &sym) != 0) {
coargs.param = mdb_strtoull(paramstr);
} else {
coargs.param = sym.st_value;
}
coargs.flags |= COF_PARAM;
}
if (!(flags & DCMD_ADDRSPEC)) {
addr = 0;
}
if (addr != 0) {
coargs.flags |= (COF_REAL | COF_NORM);
}
if (DCMD_HDRSPEC(flags) || (coargs.flags & COF_VERBOSE)) {
coargs.flags |= COF_THDR | COF_LHDR | COF_CHDR;
}
if (coargs.flags & COF_FREE) {
coargs.flags |= COF_EMPTY;
if (!(coargs.flags & COF_LIST)) {
coargs.flags |= COF_BYIDH;
}
}
if (mdb_pwalk("callout_table", callout_t_cb, &coargs, addr) == -1) {
mdb_warn("cannot walk callout_table");
return (DCMD_ERR);
}
return (DCMD_OK);
}
int
calloutid(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
{
callout_data_t coargs;
callout_table_t *ctptr;
callout_table_t ct;
callout_id_t coid;
callout_t *coptr;
int tableid;
callout_id_t xid;
ulong_t idhash;
int i, retval;
const mdb_arg_t *arg;
size_t size;
callout_hash_t cot_idhash[CALLOUT_BUCKETS];
coargs.flags = COF_DEFAULT | COF_BYIDH;
i = mdb_getopts(argc, argv,
'd', MDB_OPT_SETBITS, COF_DECODE, &coargs.flags,
'v', MDB_OPT_SETBITS, COF_LONGLIST, &coargs.flags,
NULL);
argc -= i;
argv += i;
if (argc != 1) {
return (DCMD_USAGE);
}
arg = &argv[0];
xid = (callout_id_t)mdb_argtoull(arg);
if (DCMD_HDRSPEC(flags)) {
coargs.flags |= COF_CHDR;
}
if ((retval = callout_common_init(&coargs)) != DCMD_OK) {
return (retval);
}
#define callout_table_mask ((1 << coargs.ctbits) - 1)
#define callout_table_bits coargs.ctbits
#define nsec_per_tick coargs.nsec_per_tick
tableid = CALLOUT_ID_TO_TABLE(xid);
idhash = CALLOUT_IDHASH(xid);
#undef callouts_table_bits
#undef callout_table_mask
#undef nsec_per_tick
coid = CO_PLAIN_ID(xid);
if (flags & DCMD_ADDRSPEC) {
mdb_printf("calloutid does not accept explicit address.\n");
return (DCMD_USAGE);
}
if (coargs.flags & COF_DECODE) {
if (DCMD_HDRSPEC(flags)) {
mdb_printf("%<u>%3s %1s %2s %-?s %-6s %</u>\n",
"SEQ", "T", "XL", "XID", "IDHASH");
}
mdb_printf("%-3d %1s %1s%1s %-?llx %-6d\n",
TABLE_TO_SEQID(tableid),
co_typenames[tableid & CALLOUT_TYPE_MASK],
(xid & CALLOUT_EXECUTING) ? "X" : " ",
(xid & CALLOUT_LONGTERM) ? "L" : " ",
(long long)coid, idhash);
return (DCMD_OK);
}
ctptr = coargs.co_table + tableid;
if (mdb_vread(&ct, sizeof (callout_table_t), (uintptr_t)ctptr) == -1) {
mdb_warn("failed to read callout_table at %p", ctptr);
return (DCMD_ERR);
}
size = sizeof (callout_hash_t) * CALLOUT_BUCKETS;
if (ct.ct_idhash != NULL) {
if (mdb_vread(&(cot_idhash), size,
(uintptr_t)ct.ct_idhash) == -1) {
mdb_warn("failed to read id_hash at %p",
ct.ct_idhash);
return (WALK_ERR);
}
}
if (ct.ct_idhash == NULL) {
mdb_printf("id hash chain for this xid is empty\n");
return (DCMD_ERR);
}
coptr = (callout_t *)cot_idhash[idhash].ch_head;
if (coptr == NULL) {
mdb_printf("id hash chain for this xid is empty\n");
return (DCMD_ERR);
}
coargs.ndx = tableid;
coargs.bucket = idhash;
if (mdb_pwalk("callouts_byid", callouts_cb, &coargs,
(uintptr_t)coptr) == -1) {
mdb_warn("cannot walk callouts at %p", coptr);
return (WALK_ERR);
}
return (DCMD_OK);
}
void
callout_help(void)
{
mdb_printf("callout: display callouts.\n"
"Given a callout table address, display callouts from table.\n"
"Without an address, display callouts from all tables.\n"
"options:\n"
" -r|n : limit display to (r)ealtime or (n)ormal type callouts\n"
" -s|l : limit display to (s)hort-term ids or (l)ong-term ids\n"
" -x : limit display to callouts which are executing\n"
" -h : limit display to callouts based on hrestime\n"
" -B : limit display to callouts based on absolute time\n"
" -t|a|b nsec: limit display to callouts that expire a(t) time,"
" (a)fter time,\n or (b)efore time. Use -a and -b together "
" to specify a range.\n For \"now\", use -d[t|a|b] 0.\n"
" -d : interpret time option to -t|a|b as delta from current time\n"
" -k : use ticks instead of nanoseconds as arguments to"
" -t|a|b. Note that\n ticks are less accurate and may not"
" match other tick times (ie: lbolt).\n"
" -D : display exiration time as delta from current time\n"
" -S seqid : limit display to callouts for this cpu sequence id\n"
" -C addr : limit display to callouts for this cpu pointer\n"
" -f name|addr : limit display to callouts with this function\n"
" -p name|addr : limit display to callouts functions with this"
" parameter\n"
" -T : display the callout table itself, instead of callouts\n"
" -L : display callout lists instead of callouts\n"
" -E : with -T or L, display empty data structures.\n"
" -i : traverse callouts by id hash instead of list hash\n"
" -F : walk free callout list (free list with -i) instead\n"
" -v : display more info for each item\n"
" -V : show details of each level of info as it is traversed\n"
" -H : limit display to callouts in the callout heap\n"
" -Q : limit display to callouts in the callout queue\n"
" -A : show only addresses. Useful for pipelines.\n");
}
void
calloutid_help(void)
{
mdb_printf("calloutid: display callout by id.\n"
"Given an extended callout id, display the callout infomation.\n"
"options:\n"
" -d : do not dereference callout, just decode the id.\n"
" -v : verbose display more info about the callout\n");
}
int
class(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
{
long num_classes, i;
sclass_t *class_tbl;
GElf_Sym g_sclass;
char class_name[PC_CLNMSZ];
size_t tbl_size;
if (mdb_lookup_by_name("sclass", &g_sclass) == -1) {
mdb_warn("failed to find symbol sclass\n");
return (DCMD_ERR);
}
tbl_size = (size_t)g_sclass.st_size;
num_classes = tbl_size / (sizeof (sclass_t));
class_tbl = mdb_alloc(tbl_size, UM_SLEEP | UM_GC);
if (mdb_readsym(class_tbl, tbl_size, "sclass") == -1) {
mdb_warn("failed to read sclass");
return (DCMD_ERR);
}
mdb_printf("%<u>%4s %-10s %-24s %-24s%</u>\n", "SLOT", "NAME",
"INIT FCN", "CLASS FCN");
for (i = 0; i < num_classes; i++) {
if (mdb_vread(class_name, sizeof (class_name),
(uintptr_t)class_tbl[i].cl_name) == -1)
(void) strcpy(class_name, "???");
mdb_printf("%4ld %-10s %-24a %-24a\n", i, class_name,
class_tbl[i].cl_init, class_tbl[i].cl_funcs);
}
return (DCMD_OK);
}
#define FSNAMELEN 32
int
vnode2path(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
{
uintptr_t rootdir;
vnode_t vn;
char buf[MAXPATHLEN];
uint_t opt_F = FALSE;
if (mdb_getopts(argc, argv,
'F', MDB_OPT_SETBITS, TRUE, &opt_F, NULL) != argc)
return (DCMD_USAGE);
if (!(flags & DCMD_ADDRSPEC)) {
mdb_warn("expected explicit vnode_t address before ::\n");
return (DCMD_USAGE);
}
if (mdb_readvar(&rootdir, "rootdir") == -1) {
mdb_warn("failed to read rootdir");
return (DCMD_ERR);
}
if (mdb_vnode2path(addr, buf, sizeof (buf)) == -1)
return (DCMD_ERR);
if (*buf == '\0') {
mdb_printf("??\n");
return (DCMD_OK);
}
mdb_printf("%s", buf);
if (opt_F && buf[strlen(buf)-1] != '/' &&
mdb_vread(&vn, sizeof (vn), addr) == sizeof (vn))
mdb_printf("%c", mdb_vtype2chr(vn.v_type, 0));
mdb_printf("\n");
return (DCMD_OK);
}
int
ld_walk_init(mdb_walk_state_t *wsp)
{
wsp->walk_data = (void *)wsp->walk_addr;
return (WALK_NEXT);
}
int
ld_walk_step(mdb_walk_state_t *wsp)
{
int status;
lock_descriptor_t ld;
if (mdb_vread(&ld, sizeof (lock_descriptor_t), wsp->walk_addr) == -1) {
mdb_warn("couldn't read lock_descriptor_t at %p\n",
wsp->walk_addr);
return (WALK_ERR);
}
status = wsp->walk_callback(wsp->walk_addr, &ld, wsp->walk_cbdata);
if (status == WALK_ERR)
return (WALK_ERR);
wsp->walk_addr = (uintptr_t)ld.l_next;
if (wsp->walk_addr == (uintptr_t)wsp->walk_data)
return (WALK_DONE);
return (status);
}
int
lg_walk_init(mdb_walk_state_t *wsp)
{
GElf_Sym sym;
if (mdb_lookup_by_name("lock_graph", &sym) == -1) {
mdb_warn("failed to find symbol 'lock_graph'\n");
return (WALK_ERR);
}
wsp->walk_addr = (uintptr_t)sym.st_value;
wsp->walk_data = (void *)(uintptr_t)(sym.st_value + sym.st_size);
return (WALK_NEXT);
}
typedef struct lg_walk_data {
uintptr_t startaddr;
mdb_walk_cb_t callback;
void *data;
} lg_walk_data_t;
static int
lg_walk_cb(uintptr_t addr, const void *data, void *priv)
{
lg_walk_data_t *lw = priv;
if (addr != lw->startaddr)
return (lw->callback(addr, data, lw->data));
return (WALK_NEXT);
}
int
lg_walk_step(mdb_walk_state_t *wsp)
{
graph_t *graph;
lg_walk_data_t lw;
if (wsp->walk_addr >= (uintptr_t)wsp->walk_data)
return (WALK_DONE);
if (mdb_vread(&graph, sizeof (graph), wsp->walk_addr) == -1) {
mdb_warn("failed to read graph_t at %p", wsp->walk_addr);
return (WALK_ERR);
}
wsp->walk_addr += sizeof (graph);
if (graph == NULL)
return (WALK_NEXT);
lw.callback = wsp->walk_callback;
lw.data = wsp->walk_cbdata;
lw.startaddr = (uintptr_t)&(graph->active_locks);
if (mdb_pwalk("lock_descriptor", lg_walk_cb, &lw, lw.startaddr)) {
mdb_warn("couldn't walk lock_descriptor at %p\n", lw.startaddr);
return (WALK_ERR);
}
lw.startaddr = (uintptr_t)&(graph->sleeping_locks);
if (mdb_pwalk("lock_descriptor", lg_walk_cb, &lw, lw.startaddr)) {
mdb_warn("couldn't walk lock_descriptor at %p\n", lw.startaddr);
return (WALK_ERR);
}
return (WALK_NEXT);
}
#ifdef _LP64
#define LM_VNPATHLEN 20
#else
#define LM_VNPATHLEN 30
#endif
typedef struct mdb_lminfo_proc {
struct {
char u_comm[MAXCOMLEN + 1];
} p_user;
} mdb_lminfo_proc_t;
static int
lminfo_cb(uintptr_t addr, const void *data, void *priv)
{
const lock_descriptor_t *ld = data;
char buf[LM_VNPATHLEN];
mdb_lminfo_proc_t p;
uintptr_t paddr = 0;
if (ld->l_flock.l_pid != 0)
paddr = mdb_pid2proc(ld->l_flock.l_pid, NULL);
if (paddr != 0)
mdb_ctf_vread(&p, "proc_t", "mdb_lminfo_proc_t", paddr, 0);
mdb_printf("%-?p %2s %04x %6d %-16s %-?p ",
addr, ld->l_type == F_RDLCK ? "RD" :
ld->l_type == F_WRLCK ? "WR" : "??",
ld->l_state, ld->l_flock.l_pid,
ld->l_flock.l_pid == 0 ? "<kernel>" :
paddr == 0 ? "<defunct>" : p.p_user.u_comm, ld->l_vnode);
mdb_vnode2path((uintptr_t)ld->l_vnode, buf,
sizeof (buf));
mdb_printf("%s\n", buf);
return (WALK_NEXT);
}
int
lminfo(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
{
if (DCMD_HDRSPEC(flags))
mdb_printf("%<u>%-?s %2s %4s %6s %-16s %-?s %s%</u>\n",
"ADDR", "TP", "FLAG", "PID", "COMM", "VNODE", "PATH");
return (mdb_pwalk("lock_graph", lminfo_cb, NULL, 0));
}
typedef struct mdb_whereopen {
uint_t mwo_flags;
uintptr_t mwo_target;
boolean_t mwo_found;
} mdb_whereopen_t;
int
whereopen_fwalk(uintptr_t addr, const void *farg, void *arg)
{
const struct file *f = farg;
mdb_whereopen_t *mwo = arg;
if ((uintptr_t)f->f_vnode == mwo->mwo_target) {
if ((mwo->mwo_flags & DCMD_PIPE_OUT) == 0 &&
!mwo->mwo_found) {
mdb_printf("file %p\n", addr);
}
mwo->mwo_found = B_TRUE;
}
return (WALK_NEXT);
}
int
whereopen_pwalk(uintptr_t addr, const void *ignored, void *arg)
{
mdb_whereopen_t *mwo = arg;
mwo->mwo_found = B_FALSE;
if (mdb_pwalk("file", whereopen_fwalk, mwo, addr) == -1) {
mdb_warn("couldn't file walk proc %p", addr);
return (WALK_ERR);
}
if (mwo->mwo_found) {
mdb_printf("%p\n", addr);
}
return (WALK_NEXT);
}
int
whereopen(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
{
mdb_whereopen_t mwo;
if (!(flags & DCMD_ADDRSPEC) || addr == 0)
return (DCMD_USAGE);
mwo.mwo_flags = flags;
mwo.mwo_target = addr;
mwo.mwo_found = B_FALSE;
if (mdb_walk("proc", whereopen_pwalk, &mwo) == -1) {
mdb_warn("can't proc walk");
return (DCMD_ERR);
}
return (DCMD_OK);
}
typedef struct datafmt {
char *hdr1;
char *hdr2;
char *dashes;
char *fmt;
} datafmt_t;
static datafmt_t kmemfmt[] = {
{ "cache ", "name ",
"-------------------------", "%-25s " },
{ " buf", " size", "------", "%6u " },
{ " buf", "in use", "------", "%6u " },
{ " buf", " total", "------", "%6u " },
{ " memory", " in use", "----------", "%10lu%c " },
{ " alloc", " succeed", "---------", "%9u " },
{ "alloc", " fail", "-----", "%5u " },
{ NULL, NULL, NULL, NULL }
};
static datafmt_t vmemfmt[] = {
{ "vmem ", "name ",
"-------------------------", "%-*s " },
{ " memory", " in use", "----------", "%9llu%c " },
{ " memory", " total", "-----------", "%10llu%c " },
{ " memory", " import", "----------", "%9llu%c " },
{ " alloc", " succeed", "---------", "%9llu " },
{ "alloc", " fail", "-----", "%5llu " },
{ NULL, NULL, NULL, NULL }
};
static int
kmastat_cpu_avail(uintptr_t addr, const kmem_cpu_cache_t *ccp, int *avail)
{
short rounds, prounds;
if (KMEM_DUMPCC(ccp)) {
rounds = ccp->cc_dump_rounds;
prounds = ccp->cc_dump_prounds;
} else {
rounds = ccp->cc_rounds;
prounds = ccp->cc_prounds;
}
if (rounds > 0)
*avail += rounds;
if (prounds > 0)
*avail += prounds;
return (WALK_NEXT);
}
static int
kmastat_cpu_alloc(uintptr_t addr, const kmem_cpu_cache_t *ccp, int *alloc)
{
*alloc += ccp->cc_alloc;
return (WALK_NEXT);
}
static int
kmastat_slab_avail(uintptr_t addr, const kmem_slab_t *sp, int *avail)
{
*avail += sp->slab_chunks - sp->slab_refcnt;
return (WALK_NEXT);
}
typedef struct kmastat_vmem {
uintptr_t kv_addr;
struct kmastat_vmem *kv_next;
size_t kv_meminuse;
int kv_alloc;
int kv_fail;
} kmastat_vmem_t;
typedef struct kmastat_args {
kmastat_vmem_t **ka_kvpp;
uint_t ka_shift;
} kmastat_args_t;
static int
kmastat_cache(uintptr_t addr, const kmem_cache_t *cp, kmastat_args_t *kap)
{
kmastat_vmem_t **kvpp = kap->ka_kvpp;
kmastat_vmem_t *kv;
datafmt_t *dfp = kmemfmt;
int magsize;
int avail, alloc, total;
size_t meminuse = (cp->cache_slab_create - cp->cache_slab_destroy) *
cp->cache_slabsize;
mdb_walk_cb_t cpu_avail = (mdb_walk_cb_t)kmastat_cpu_avail;
mdb_walk_cb_t cpu_alloc = (mdb_walk_cb_t)kmastat_cpu_alloc;
mdb_walk_cb_t slab_avail = (mdb_walk_cb_t)kmastat_slab_avail;
magsize = kmem_get_magsize(cp);
alloc = cp->cache_slab_alloc + cp->cache_full.ml_alloc;
avail = cp->cache_full.ml_total * magsize;
total = cp->cache_buftotal;
(void) mdb_pwalk("kmem_cpu_cache", cpu_alloc, &alloc, addr);
(void) mdb_pwalk("kmem_cpu_cache", cpu_avail, &avail, addr);
(void) mdb_pwalk("kmem_slab_partial", slab_avail, &avail, addr);
for (kv = *kvpp; kv != NULL; kv = kv->kv_next) {
if (kv->kv_addr == (uintptr_t)cp->cache_arena)
goto out;
}
kv = mdb_zalloc(sizeof (kmastat_vmem_t), UM_SLEEP | UM_GC);
kv->kv_next = *kvpp;
kv->kv_addr = (uintptr_t)cp->cache_arena;
*kvpp = kv;
out:
kv->kv_meminuse += meminuse;
kv->kv_alloc += alloc;
kv->kv_fail += cp->cache_alloc_fail;
mdb_printf((dfp++)->fmt, cp->cache_name);
mdb_printf((dfp++)->fmt, cp->cache_bufsize);
mdb_printf((dfp++)->fmt, total - avail);
mdb_printf((dfp++)->fmt, total);
mdb_printf((dfp++)->fmt, meminuse >> kap->ka_shift,
kap->ka_shift == GIGS ? 'G' : kap->ka_shift == MEGS ? 'M' :
kap->ka_shift == KILOS ? 'K' : 'B');
mdb_printf((dfp++)->fmt, alloc);
mdb_printf((dfp++)->fmt, cp->cache_alloc_fail);
mdb_printf("\n");
return (WALK_NEXT);
}
static int
kmastat_vmem_totals(uintptr_t addr, const vmem_t *v, kmastat_args_t *kap)
{
kmastat_vmem_t *kv = *kap->ka_kvpp;
size_t len;
while (kv != NULL && kv->kv_addr != addr)
kv = kv->kv_next;
if (kv == NULL || kv->kv_alloc == 0)
return (WALK_NEXT);
len = MIN(17, strlen(v->vm_name));
mdb_printf("Total [%s]%*s %6s %6s %6s %10lu%c %9u %5u\n", v->vm_name,
17 - len, "", "", "", "",
kv->kv_meminuse >> kap->ka_shift,
kap->ka_shift == GIGS ? 'G' : kap->ka_shift == MEGS ? 'M' :
kap->ka_shift == KILOS ? 'K' : 'B', kv->kv_alloc, kv->kv_fail);
return (WALK_NEXT);
}
static int
kmastat_vmem(uintptr_t addr, const vmem_t *v, const uint_t *shiftp)
{
datafmt_t *dfp = vmemfmt;
const vmem_kstat_t *vkp = &v->vm_kstat;
uintptr_t paddr;
vmem_t parent;
int ident = 0;
for (paddr = (uintptr_t)v->vm_source; paddr != 0; ident += 4) {
if (mdb_vread(&parent, sizeof (parent), paddr) == -1) {
mdb_warn("couldn't trace %p's ancestry", addr);
ident = 0;
break;
}
paddr = (uintptr_t)parent.vm_source;
}
mdb_printf("%*s", ident, "");
mdb_printf((dfp++)->fmt, 25 - ident, v->vm_name);
mdb_printf((dfp++)->fmt, vkp->vk_mem_inuse.value.ui64 >> *shiftp,
*shiftp == GIGS ? 'G' : *shiftp == MEGS ? 'M' :
*shiftp == KILOS ? 'K' : 'B');
mdb_printf((dfp++)->fmt, vkp->vk_mem_total.value.ui64 >> *shiftp,
*shiftp == GIGS ? 'G' : *shiftp == MEGS ? 'M' :
*shiftp == KILOS ? 'K' : 'B');
mdb_printf((dfp++)->fmt, vkp->vk_mem_import.value.ui64 >> *shiftp,
*shiftp == GIGS ? 'G' : *shiftp == MEGS ? 'M' :
*shiftp == KILOS ? 'K' : 'B');
mdb_printf((dfp++)->fmt, vkp->vk_alloc.value.ui64);
mdb_printf((dfp++)->fmt, vkp->vk_fail.value.ui64);
mdb_printf("\n");
return (WALK_NEXT);
}
int
kmastat(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
{
kmastat_vmem_t *kv = NULL;
datafmt_t *dfp;
kmastat_args_t ka;
ka.ka_shift = 0;
if (mdb_getopts(argc, argv,
'k', MDB_OPT_SETBITS, KILOS, &ka.ka_shift,
'm', MDB_OPT_SETBITS, MEGS, &ka.ka_shift,
'g', MDB_OPT_SETBITS, GIGS, &ka.ka_shift, NULL) != argc)
return (DCMD_USAGE);
for (dfp = kmemfmt; dfp->hdr1 != NULL; dfp++)
mdb_printf("%s ", dfp->hdr1);
mdb_printf("\n");
for (dfp = kmemfmt; dfp->hdr1 != NULL; dfp++)
mdb_printf("%s ", dfp->hdr2);
mdb_printf("\n");
for (dfp = kmemfmt; dfp->hdr1 != NULL; dfp++)
mdb_printf("%s ", dfp->dashes);
mdb_printf("\n");
ka.ka_kvpp = &kv;
if (mdb_walk("kmem_cache", (mdb_walk_cb_t)kmastat_cache, &ka) == -1) {
mdb_warn("can't walk 'kmem_cache'");
return (DCMD_ERR);
}
for (dfp = kmemfmt; dfp->hdr1 != NULL; dfp++)
mdb_printf("%s ", dfp->dashes);
mdb_printf("\n");
if (mdb_walk("vmem", (mdb_walk_cb_t)kmastat_vmem_totals, &ka) == -1) {
mdb_warn("can't walk 'vmem'");
return (DCMD_ERR);
}
for (dfp = kmemfmt; dfp->hdr1 != NULL; dfp++)
mdb_printf("%s ", dfp->dashes);
mdb_printf("\n");
mdb_printf("\n");
for (dfp = vmemfmt; dfp->hdr1 != NULL; dfp++)
mdb_printf("%s ", dfp->hdr1);
mdb_printf("\n");
for (dfp = vmemfmt; dfp->hdr1 != NULL; dfp++)
mdb_printf("%s ", dfp->hdr2);
mdb_printf("\n");
for (dfp = vmemfmt; dfp->hdr1 != NULL; dfp++)
mdb_printf("%s ", dfp->dashes);
mdb_printf("\n");
if (mdb_walk("vmem", (mdb_walk_cb_t)kmastat_vmem, &ka.ka_shift) == -1) {
mdb_warn("can't walk 'vmem'");
return (DCMD_ERR);
}
for (dfp = vmemfmt; dfp->hdr1 != NULL; dfp++)
mdb_printf("%s ", dfp->dashes);
mdb_printf("\n");
return (DCMD_OK);
}
typedef struct kgrep_walk_data {
kgrep_cb_func *kg_cb;
void *kg_cbdata;
uintptr_t kg_kvseg;
uintptr_t kg_kvseg32;
uintptr_t kg_kvseg_core;
uintptr_t kg_segkpm;
uintptr_t kg_heap_lp_base;
uintptr_t kg_heap_lp_end;
} kgrep_walk_data_t;
static int
kgrep_walk_seg(uintptr_t addr, const struct seg *seg, kgrep_walk_data_t *kg)
{
uintptr_t base = (uintptr_t)seg->s_base;
if (addr == kg->kg_kvseg || addr == kg->kg_kvseg32 ||
addr == kg->kg_kvseg_core)
return (WALK_NEXT);
if ((uintptr_t)seg->s_ops == kg->kg_segkpm)
return (WALK_NEXT);
return (kg->kg_cb(base, base + seg->s_size, kg->kg_cbdata));
}
static int
kgrep_walk_vseg(uintptr_t addr, const vmem_seg_t *seg, kgrep_walk_data_t *kg)
{
if (seg->vs_start == kg->kg_heap_lp_base &&
seg->vs_end == kg->kg_heap_lp_end)
return (WALK_NEXT);
return (kg->kg_cb(seg->vs_start, seg->vs_end, kg->kg_cbdata));
}
static int
kgrep_xwalk_vseg(uintptr_t addr, const vmem_seg_t *seg, kgrep_walk_data_t *kg)
{
return (kg->kg_cb(seg->vs_start, seg->vs_end, kg->kg_cbdata));
}
static int
kgrep_walk_vmem(uintptr_t addr, const vmem_t *vmem, kgrep_walk_data_t *kg)
{
mdb_walk_cb_t walk_vseg = (mdb_walk_cb_t)kgrep_walk_vseg;
if (strcmp(vmem->vm_name, "heap") != 0 &&
strcmp(vmem->vm_name, "heap32") != 0 &&
strcmp(vmem->vm_name, "heap_core") != 0 &&
strcmp(vmem->vm_name, "heap_lp") != 0)
return (WALK_NEXT);
if (strcmp(vmem->vm_name, "heap_lp") == 0)
walk_vseg = (mdb_walk_cb_t)kgrep_xwalk_vseg;
if (mdb_pwalk("vmem_alloc", walk_vseg, kg, addr) == -1) {
mdb_warn("couldn't walk vmem_alloc for vmem %p", addr);
return (WALK_ERR);
}
return (WALK_NEXT);
}
int
kgrep_subr(kgrep_cb_func *cb, void *cbdata)
{
GElf_Sym kas, kvseg, kvseg32, kvseg_core, segkpm;
kgrep_walk_data_t kg;
if (mdb_get_state() == MDB_STATE_RUNNING) {
mdb_warn("kgrep can only be run on a system "
"dump or under kmdb; see dumpadm(8)\n");
return (DCMD_ERR);
}
if (mdb_lookup_by_name("kas", &kas) == -1) {
mdb_warn("failed to locate 'kas' symbol\n");
return (DCMD_ERR);
}
if (mdb_lookup_by_name("kvseg", &kvseg) == -1) {
mdb_warn("failed to locate 'kvseg' symbol\n");
return (DCMD_ERR);
}
if (mdb_lookup_by_name("kvseg32", &kvseg32) == -1) {
mdb_warn("failed to locate 'kvseg32' symbol\n");
return (DCMD_ERR);
}
if (mdb_lookup_by_name("kvseg_core", &kvseg_core) == -1) {
mdb_warn("failed to locate 'kvseg_core' symbol\n");
return (DCMD_ERR);
}
if (mdb_lookup_by_name("segkpm_ops", &segkpm) == -1) {
mdb_warn("failed to locate 'segkpm_ops' symbol\n");
return (DCMD_ERR);
}
if (mdb_readvar(&kg.kg_heap_lp_base, "heap_lp_base") == -1) {
mdb_warn("failed to read 'heap_lp_base'\n");
return (DCMD_ERR);
}
if (mdb_readvar(&kg.kg_heap_lp_end, "heap_lp_end") == -1) {
mdb_warn("failed to read 'heap_lp_end'\n");
return (DCMD_ERR);
}
kg.kg_cb = cb;
kg.kg_cbdata = cbdata;
kg.kg_kvseg = (uintptr_t)kvseg.st_value;
kg.kg_kvseg32 = (uintptr_t)kvseg32.st_value;
kg.kg_kvseg_core = (uintptr_t)kvseg_core.st_value;
kg.kg_segkpm = (uintptr_t)segkpm.st_value;
if (mdb_pwalk("seg", (mdb_walk_cb_t)kgrep_walk_seg,
&kg, kas.st_value) == -1) {
mdb_warn("failed to walk kas segments");
return (DCMD_ERR);
}
if (mdb_walk("vmem", (mdb_walk_cb_t)kgrep_walk_vmem, &kg) == -1) {
mdb_warn("failed to walk heap/heap32 vmem arenas");
return (DCMD_ERR);
}
return (DCMD_OK);
}
size_t
kgrep_subr_pagesize(void)
{
return (PAGESIZE);
}
typedef struct file_walk_data {
struct uf_entry *fw_flist;
int fw_flistsz;
int fw_ndx;
int fw_nofiles;
} file_walk_data_t;
typedef struct mdb_file_proc {
struct {
struct {
int fi_nfiles;
uf_entry_t *volatile fi_list;
} u_finfo;
} p_user;
} mdb_file_proc_t;
int
file_walk_init(mdb_walk_state_t *wsp)
{
file_walk_data_t *fw;
mdb_file_proc_t p;
if (wsp->walk_addr == 0) {
mdb_warn("file walk doesn't support global walks\n");
return (WALK_ERR);
}
fw = mdb_alloc(sizeof (file_walk_data_t), UM_SLEEP);
if (mdb_ctf_vread(&p, "proc_t", "mdb_file_proc_t",
wsp->walk_addr, 0) == -1) {
mdb_free(fw, sizeof (file_walk_data_t));
mdb_warn("failed to read proc structure at %p", wsp->walk_addr);
return (WALK_ERR);
}
if (p.p_user.u_finfo.fi_nfiles == 0) {
mdb_free(fw, sizeof (file_walk_data_t));
return (WALK_DONE);
}
fw->fw_nofiles = p.p_user.u_finfo.fi_nfiles;
fw->fw_flistsz = sizeof (struct uf_entry) * fw->fw_nofiles;
fw->fw_flist = mdb_alloc(fw->fw_flistsz, UM_SLEEP);
if (mdb_vread(fw->fw_flist, fw->fw_flistsz,
(uintptr_t)p.p_user.u_finfo.fi_list) == -1) {
mdb_warn("failed to read file array at %p",
p.p_user.u_finfo.fi_list);
mdb_free(fw->fw_flist, fw->fw_flistsz);
mdb_free(fw, sizeof (file_walk_data_t));
return (WALK_ERR);
}
fw->fw_ndx = 0;
wsp->walk_data = fw;
return (WALK_NEXT);
}
int
file_walk_step(mdb_walk_state_t *wsp)
{
file_walk_data_t *fw = (file_walk_data_t *)wsp->walk_data;
struct file file;
uintptr_t fp;
again:
if (fw->fw_ndx == fw->fw_nofiles)
return (WALK_DONE);
if ((fp = (uintptr_t)fw->fw_flist[fw->fw_ndx++].uf_file) == 0)
goto again;
(void) mdb_vread(&file, sizeof (file), (uintptr_t)fp);
return (wsp->walk_callback(fp, &file, wsp->walk_cbdata));
}
int
allfile_walk_step(mdb_walk_state_t *wsp)
{
file_walk_data_t *fw = (file_walk_data_t *)wsp->walk_data;
struct file file;
uintptr_t fp;
if (fw->fw_ndx == fw->fw_nofiles)
return (WALK_DONE);
if ((fp = (uintptr_t)fw->fw_flist[fw->fw_ndx++].uf_file) != 0)
(void) mdb_vread(&file, sizeof (file), (uintptr_t)fp);
else
bzero(&file, sizeof (file));
return (wsp->walk_callback(fp, &file, wsp->walk_cbdata));
}
void
file_walk_fini(mdb_walk_state_t *wsp)
{
file_walk_data_t *fw = (file_walk_data_t *)wsp->walk_data;
mdb_free(fw->fw_flist, fw->fw_flistsz);
mdb_free(fw, sizeof (file_walk_data_t));
}
int
port_walk_init(mdb_walk_state_t *wsp)
{
if (wsp->walk_addr == 0) {
mdb_warn("port walk doesn't support global walks\n");
return (WALK_ERR);
}
if (mdb_layered_walk("file", wsp) == -1) {
mdb_warn("couldn't walk 'file'");
return (WALK_ERR);
}
return (WALK_NEXT);
}
int
port_walk_step(mdb_walk_state_t *wsp)
{
struct vnode vn;
uintptr_t vp;
uintptr_t pp;
struct port port;
vp = (uintptr_t)((struct file *)wsp->walk_layer)->f_vnode;
if (mdb_vread(&vn, sizeof (vn), vp) == -1) {
mdb_warn("failed to read vnode_t at %p", vp);
return (WALK_ERR);
}
if (vn.v_type != VPORT)
return (WALK_NEXT);
pp = (uintptr_t)vn.v_data;
if (mdb_vread(&port, sizeof (port), pp) == -1) {
mdb_warn("failed to read port_t at %p", pp);
return (WALK_ERR);
}
return (wsp->walk_callback(pp, &port, wsp->walk_cbdata));
}
typedef struct portev_walk_data {
list_node_t *pev_node;
list_node_t *pev_last;
size_t pev_offset;
} portev_walk_data_t;
int
portev_walk_init(mdb_walk_state_t *wsp)
{
portev_walk_data_t *pevd;
struct port port;
struct vnode vn;
struct list *list;
uintptr_t vp;
if (wsp->walk_addr == 0) {
mdb_warn("portev walk doesn't support global walks\n");
return (WALK_ERR);
}
pevd = mdb_alloc(sizeof (portev_walk_data_t), UM_SLEEP);
if (mdb_vread(&port, sizeof (port), wsp->walk_addr) == -1) {
mdb_free(pevd, sizeof (portev_walk_data_t));
mdb_warn("failed to read port structure at %p", wsp->walk_addr);
return (WALK_ERR);
}
vp = (uintptr_t)port.port_vnode;
if (mdb_vread(&vn, sizeof (vn), vp) == -1) {
mdb_free(pevd, sizeof (portev_walk_data_t));
mdb_warn("failed to read vnode_t at %p", vp);
return (WALK_ERR);
}
if (vn.v_type != VPORT) {
mdb_free(pevd, sizeof (portev_walk_data_t));
mdb_warn("input address (%p) does not point to an event port",
wsp->walk_addr);
return (WALK_ERR);
}
if (port.port_queue.portq_nent == 0) {
mdb_free(pevd, sizeof (portev_walk_data_t));
return (WALK_DONE);
}
list = &port.port_queue.portq_list;
pevd->pev_offset = list->list_offset;
pevd->pev_last = list->list_head.list_prev;
pevd->pev_node = list->list_head.list_next;
wsp->walk_data = pevd;
return (WALK_NEXT);
}
int
portev_walk_step(mdb_walk_state_t *wsp)
{
portev_walk_data_t *pevd;
struct port_kevent ev;
uintptr_t evp;
pevd = (portev_walk_data_t *)wsp->walk_data;
if (pevd->pev_last == NULL)
return (WALK_DONE);
if (pevd->pev_node == pevd->pev_last)
pevd->pev_last = NULL;
evp = ((uintptr_t)(((char *)pevd->pev_node) - pevd->pev_offset));
if (mdb_vread(&ev, sizeof (ev), evp) == -1) {
mdb_warn("failed to read port_kevent at %p", evp);
return (WALK_DONE);
}
pevd->pev_node = ev.portkev_node.list_next;
return (wsp->walk_callback(evp, &ev, wsp->walk_cbdata));
}
void
portev_walk_fini(mdb_walk_state_t *wsp)
{
portev_walk_data_t *pevd = (portev_walk_data_t *)wsp->walk_data;
if (pevd != NULL)
mdb_free(pevd, sizeof (portev_walk_data_t));
}
typedef struct proc_walk_data {
uintptr_t *pw_stack;
int pw_depth;
int pw_max;
} proc_walk_data_t;
int
proc_walk_init(mdb_walk_state_t *wsp)
{
GElf_Sym sym;
proc_walk_data_t *pw;
if (wsp->walk_addr == 0) {
if (mdb_lookup_by_name("p0", &sym) == -1) {
mdb_warn("failed to read 'practive'");
return (WALK_ERR);
}
wsp->walk_addr = (uintptr_t)sym.st_value;
}
pw = mdb_zalloc(sizeof (proc_walk_data_t), UM_SLEEP);
if (mdb_readvar(&pw->pw_max, "nproc") == -1) {
mdb_warn("failed to read 'nproc'");
mdb_free(pw, sizeof (pw));
return (WALK_ERR);
}
pw->pw_stack = mdb_alloc(pw->pw_max * sizeof (uintptr_t), UM_SLEEP);
wsp->walk_data = pw;
return (WALK_NEXT);
}
typedef struct mdb_walk_proc {
struct proc *p_child;
struct proc *p_sibling;
} mdb_walk_proc_t;
int
proc_walk_step(mdb_walk_state_t *wsp)
{
proc_walk_data_t *pw = wsp->walk_data;
uintptr_t addr = wsp->walk_addr;
uintptr_t cld, sib;
int status;
mdb_walk_proc_t pr;
if (mdb_ctf_vread(&pr, "proc_t", "mdb_walk_proc_t",
addr, 0) == -1) {
mdb_warn("failed to read proc at %p", addr);
return (WALK_DONE);
}
cld = (uintptr_t)pr.p_child;
sib = (uintptr_t)pr.p_sibling;
if (pw->pw_depth > 0 && addr == pw->pw_stack[pw->pw_depth - 1]) {
pw->pw_depth--;
goto sib;
}
status = wsp->walk_callback(addr, NULL, wsp->walk_cbdata);
if (status != WALK_NEXT)
return (status);
if ((wsp->walk_addr = cld) != 0) {
if (mdb_ctf_vread(&pr, "proc_t", "mdb_walk_proc_t",
cld, 0) == -1) {
mdb_warn("proc %p has invalid p_child %p; skipping\n",
addr, cld);
goto sib;
}
pw->pw_stack[pw->pw_depth++] = addr;
if (pw->pw_depth == pw->pw_max) {
mdb_warn("depth %d exceeds max depth; try again\n",
pw->pw_depth);
return (WALK_DONE);
}
return (WALK_NEXT);
}
sib:
if (pw->pw_depth == 0)
return (WALK_DONE);
if (sib != 0 && mdb_ctf_vread(&pr, "proc_t", "mdb_walk_proc_t",
sib, 0) == -1) {
mdb_warn("proc %p has invalid p_sibling %p; skipping\n",
addr, sib);
sib = 0;
}
if ((wsp->walk_addr = sib) == 0) {
if (pw->pw_depth > 0) {
wsp->walk_addr = pw->pw_stack[pw->pw_depth - 1];
return (WALK_NEXT);
}
return (WALK_DONE);
}
return (WALK_NEXT);
}
void
proc_walk_fini(mdb_walk_state_t *wsp)
{
proc_walk_data_t *pw = wsp->walk_data;
mdb_free(pw->pw_stack, pw->pw_max * sizeof (uintptr_t));
mdb_free(pw, sizeof (proc_walk_data_t));
}
int
task_walk_init(mdb_walk_state_t *wsp)
{
task_t task;
if (mdb_vread(&task, sizeof (task_t), wsp->walk_addr) == -1) {
mdb_warn("failed to read task at %p", wsp->walk_addr);
return (WALK_ERR);
}
wsp->walk_addr = (uintptr_t)task.tk_memb_list;
wsp->walk_data = task.tk_memb_list;
return (WALK_NEXT);
}
typedef struct mdb_task_proc {
struct proc *p_tasknext;
} mdb_task_proc_t;
int
task_walk_step(mdb_walk_state_t *wsp)
{
mdb_task_proc_t proc;
int status;
if (mdb_ctf_vread(&proc, "proc_t", "mdb_task_proc_t",
wsp->walk_addr, 0) == -1) {
mdb_warn("failed to read proc at %p", wsp->walk_addr);
return (WALK_DONE);
}
status = wsp->walk_callback(wsp->walk_addr, NULL, wsp->walk_cbdata);
if (proc.p_tasknext == wsp->walk_data)
return (WALK_DONE);
wsp->walk_addr = (uintptr_t)proc.p_tasknext;
return (status);
}
int
project_walk_init(mdb_walk_state_t *wsp)
{
if (wsp->walk_addr == 0) {
if (mdb_readvar(&wsp->walk_addr, "proj0p") == -1) {
mdb_warn("failed to read 'proj0p'");
return (WALK_ERR);
}
}
wsp->walk_data = (void *)wsp->walk_addr;
return (WALK_NEXT);
}
int
project_walk_step(mdb_walk_state_t *wsp)
{
uintptr_t addr = wsp->walk_addr;
kproject_t pj;
int status;
if (mdb_vread(&pj, sizeof (kproject_t), addr) == -1) {
mdb_warn("failed to read project at %p", addr);
return (WALK_DONE);
}
status = wsp->walk_callback(addr, &pj, wsp->walk_cbdata);
if (status != WALK_NEXT)
return (status);
wsp->walk_addr = (uintptr_t)pj.kpj_next;
if ((void *)wsp->walk_addr == wsp->walk_data)
return (WALK_DONE);
return (WALK_NEXT);
}
static int
generic_walk_step(mdb_walk_state_t *wsp)
{
return (wsp->walk_callback(wsp->walk_addr, wsp->walk_layer,
wsp->walk_cbdata));
}
static int
cpu_walk_cmp(const void *l, const void *r)
{
uintptr_t lhs = *((uintptr_t *)l);
uintptr_t rhs = *((uintptr_t *)r);
cpu_t lcpu, rcpu;
(void) mdb_vread(&lcpu, sizeof (lcpu), lhs);
(void) mdb_vread(&rcpu, sizeof (rcpu), rhs);
if (lcpu.cpu_id < rcpu.cpu_id)
return (-1);
if (lcpu.cpu_id > rcpu.cpu_id)
return (1);
return (0);
}
typedef struct cpu_walk {
uintptr_t *cw_array;
int cw_ndx;
} cpu_walk_t;
int
cpu_walk_init(mdb_walk_state_t *wsp)
{
cpu_walk_t *cw;
int max_ncpus, i = 0;
uintptr_t current, first;
cpu_t cpu, panic_cpu;
uintptr_t panicstr, addr = 0;
GElf_Sym sym;
cw = mdb_zalloc(sizeof (cpu_walk_t), UM_SLEEP | UM_GC);
if (mdb_readvar(&max_ncpus, "max_ncpus") == -1) {
mdb_warn("failed to read 'max_ncpus'");
return (WALK_ERR);
}
if (mdb_readvar(&panicstr, "panicstr") == -1) {
mdb_warn("failed to read 'panicstr'");
return (WALK_ERR);
}
if (panicstr != 0) {
if (mdb_lookup_by_name("panic_cpu", &sym) == -1) {
mdb_warn("failed to find 'panic_cpu'");
return (WALK_ERR);
}
addr = (uintptr_t)sym.st_value;
if (mdb_vread(&panic_cpu, sizeof (cpu_t), addr) == -1) {
mdb_warn("failed to read 'panic_cpu'");
return (WALK_ERR);
}
}
cw->cw_array =
mdb_zalloc((max_ncpus + 1) * sizeof (uintptr_t), UM_SLEEP | UM_GC);
if (mdb_readvar(&first, "cpu_list") == -1) {
mdb_warn("failed to read 'cpu_list'");
return (WALK_ERR);
}
current = first;
do {
if (mdb_vread(&cpu, sizeof (cpu), current) == -1) {
mdb_warn("failed to read cpu at %p", current);
return (WALK_ERR);
}
if (panicstr != 0 && panic_cpu.cpu_id == cpu.cpu_id) {
cw->cw_array[i++] = addr;
} else {
cw->cw_array[i++] = current;
}
} while ((current = (uintptr_t)cpu.cpu_next) != first);
qsort(cw->cw_array, i, sizeof (uintptr_t), cpu_walk_cmp);
wsp->walk_data = cw;
return (WALK_NEXT);
}
int
cpu_walk_step(mdb_walk_state_t *wsp)
{
cpu_walk_t *cw = wsp->walk_data;
cpu_t cpu;
uintptr_t addr = cw->cw_array[cw->cw_ndx++];
if (addr == 0)
return (WALK_DONE);
if (mdb_vread(&cpu, sizeof (cpu), addr) == -1) {
mdb_warn("failed to read cpu at %p", addr);
return (WALK_DONE);
}
return (wsp->walk_callback(addr, &cpu, wsp->walk_cbdata));
}
typedef struct cpuinfo_data {
intptr_t cid_cpu;
uintptr_t **cid_ithr;
char cid_print_head;
char cid_print_thr;
char cid_print_ithr;
char cid_print_flags;
} cpuinfo_data_t;
int
cpuinfo_walk_ithread(uintptr_t addr, const kthread_t *thr, cpuinfo_data_t *cid)
{
cpu_t c;
int id;
uint8_t pil;
if (!(thr->t_flag & T_INTR_THREAD) || thr->t_state == TS_FREE)
return (WALK_NEXT);
if (thr->t_bound_cpu == NULL) {
mdb_warn("thr %p is intr thread w/out a CPU\n", addr);
return (WALK_NEXT);
}
(void) mdb_vread(&c, sizeof (c), (uintptr_t)thr->t_bound_cpu);
if ((id = c.cpu_id) >= NCPU) {
mdb_warn("CPU %p has id (%d) greater than NCPU (%d)\n",
thr->t_bound_cpu, id, NCPU);
return (WALK_NEXT);
}
if ((pil = thr->t_pil) >= NINTR) {
mdb_warn("thread %p has pil (%d) greater than %d\n",
addr, pil, NINTR);
return (WALK_NEXT);
}
if (cid->cid_ithr[id][pil] != 0) {
mdb_warn("CPU %d has multiple threads at pil %d (at least "
"%p and %p)\n", id, pil, addr, cid->cid_ithr[id][pil]);
return (WALK_NEXT);
}
cid->cid_ithr[id][pil] = addr;
return (WALK_NEXT);
}
#define CPUINFO_IDWIDTH 3
#define CPUINFO_FLAGWIDTH 9
#ifdef _LP64
#if defined(__amd64)
#define CPUINFO_TWIDTH 16
#define CPUINFO_CPUWIDTH 16
#else
#define CPUINFO_CPUWIDTH 11
#define CPUINFO_TWIDTH 11
#endif
#else
#define CPUINFO_CPUWIDTH 8
#define CPUINFO_TWIDTH 8
#endif
#define CPUINFO_THRDELT (CPUINFO_IDWIDTH + CPUINFO_CPUWIDTH + 9)
#define CPUINFO_FLAGDELT (CPUINFO_IDWIDTH + CPUINFO_CPUWIDTH + 4)
#define CPUINFO_ITHRDELT 4
#define CPUINFO_INDENT mdb_printf("%*s", CPUINFO_THRDELT, \
flagline < nflaglines ? flagbuf[flagline++] : "")
typedef struct mdb_cpuinfo_proc {
struct {
char u_comm[MAXCOMLEN + 1];
} p_user;
} mdb_cpuinfo_proc_t;
int
cpuinfo_walk_cpu(uintptr_t addr, const cpu_t *cpu, cpuinfo_data_t *cid)
{
kthread_t t;
disp_t disp;
mdb_cpuinfo_proc_t p;
uintptr_t pinned = 0;
char **flagbuf;
int nflaglines = 0, flagline = 0, bspl, rval = WALK_NEXT;
const char *flags[] = {
"RUNNING", "READY", "QUIESCED", "EXISTS",
"ENABLE", "OFFLINE", "POWEROFF", "FROZEN",
"SPARE", "FAULTED", "DISABLED", NULL
};
if (cid->cid_cpu != -1) {
if (addr != cid->cid_cpu && cpu->cpu_id != cid->cid_cpu)
return (WALK_NEXT);
cid->cid_cpu = -1;
rval = WALK_DONE;
}
if (cid->cid_print_head) {
mdb_printf("%3s %-*s %3s %4s %4s %3s %4s %5s %-6s %-*s %s\n",
"ID", CPUINFO_CPUWIDTH, "ADDR", "FLG", "NRUN", "BSPL",
"PRI", "RNRN", "KRNRN", "SWITCH", CPUINFO_TWIDTH, "THREAD",
"PROC");
cid->cid_print_head = FALSE;
}
bspl = cpu->cpu_base_spl;
if (mdb_vread(&disp, sizeof (disp_t), (uintptr_t)cpu->cpu_disp) == -1) {
mdb_warn("failed to read disp_t at %p", cpu->cpu_disp);
return (WALK_ERR);
}
mdb_printf("%3d %0*p %3x %4d %4d ",
cpu->cpu_id, CPUINFO_CPUWIDTH, addr, cpu->cpu_flags,
disp.disp_nrunnable, bspl);
if (mdb_vread(&t, sizeof (t), (uintptr_t)cpu->cpu_thread) != -1) {
mdb_printf("%3d ", t.t_pri);
} else {
mdb_printf("%3s ", "-");
}
mdb_printf("%4s %5s ", cpu->cpu_runrun ? "yes" : "no",
cpu->cpu_kprunrun ? "yes" : "no");
if (cpu->cpu_last_swtch) {
mdb_printf("t-%-4d ",
(clock_t)mdb_get_lbolt() - cpu->cpu_last_swtch);
} else {
mdb_printf("%-6s ", "-");
}
mdb_printf("%0*p", CPUINFO_TWIDTH, cpu->cpu_thread);
if (cpu->cpu_thread == cpu->cpu_idle_thread)
mdb_printf(" (idle)\n");
else if (cpu->cpu_thread == NULL)
mdb_printf(" -\n");
else {
if (mdb_ctf_vread(&p, "proc_t", "mdb_cpuinfo_proc_t",
(uintptr_t)t.t_procp, 0) != -1) {
mdb_printf(" %s\n", p.p_user.u_comm);
} else {
mdb_printf(" ?\n");
}
}
flagbuf = mdb_zalloc(sizeof (flags), UM_SLEEP | UM_GC);
if (cid->cid_print_flags) {
int first = 1, i, j, k;
char *s;
cid->cid_print_head = TRUE;
for (i = 1, j = 0; flags[j] != NULL; i <<= 1, j++) {
if (!(cpu->cpu_flags & i))
continue;
if (first) {
s = mdb_alloc(CPUINFO_THRDELT + 1,
UM_GC | UM_SLEEP);
(void) mdb_snprintf(s, CPUINFO_THRDELT + 1,
"%*s|%*s", CPUINFO_FLAGDELT, "",
CPUINFO_THRDELT - 1 - CPUINFO_FLAGDELT, "");
flagbuf[nflaglines++] = s;
}
s = mdb_alloc(CPUINFO_THRDELT + 1, UM_GC | UM_SLEEP);
(void) mdb_snprintf(s, CPUINFO_THRDELT + 1, "%*s%*s %s",
CPUINFO_IDWIDTH + CPUINFO_CPUWIDTH -
CPUINFO_FLAGWIDTH, "", CPUINFO_FLAGWIDTH, flags[j],
first ? "<--+" : "");
for (k = strlen(s); k < CPUINFO_THRDELT; k++)
s[k] = ' ';
s[k] = '\0';
flagbuf[nflaglines++] = s;
first = 0;
}
}
if (cid->cid_print_ithr) {
int i, found_one = FALSE;
int print_thr = disp.disp_nrunnable && cid->cid_print_thr;
for (i = NINTR - 1; i >= 0; i--) {
uintptr_t iaddr = cid->cid_ithr[cpu->cpu_id][i];
if (iaddr == 0)
continue;
if (!found_one) {
found_one = TRUE;
CPUINFO_INDENT;
mdb_printf("%c%*s|\n", print_thr ? '|' : ' ',
CPUINFO_ITHRDELT, "");
CPUINFO_INDENT;
mdb_printf("%c%*s+--> %3s %s\n",
print_thr ? '|' : ' ', CPUINFO_ITHRDELT,
"", "PIL", "THREAD");
}
if (mdb_vread(&t, sizeof (t), iaddr) == -1) {
mdb_warn("failed to read kthread_t at %p",
iaddr);
return (WALK_ERR);
}
CPUINFO_INDENT;
mdb_printf("%c%*s %3d %0*p\n",
print_thr ? '|' : ' ', CPUINFO_ITHRDELT, "",
t.t_pil, CPUINFO_TWIDTH, iaddr);
pinned = (uintptr_t)t.t_intr;
}
if (found_one && pinned != 0) {
cid->cid_print_head = TRUE;
(void) strcpy(p.p_user.u_comm, "?");
if (mdb_vread(&t, sizeof (t),
(uintptr_t)pinned) == -1) {
mdb_warn("failed to read kthread_t at %p",
pinned);
return (WALK_ERR);
}
if (mdb_ctf_vread(&p, "proc_t", "mdb_cpuinfo_proc_t",
(uintptr_t)t.t_procp, 0) == -1) {
mdb_warn("failed to read proc_t at %p",
t.t_procp);
return (WALK_ERR);
}
CPUINFO_INDENT;
mdb_printf("%c%*s %3s %0*p %s\n",
print_thr ? '|' : ' ', CPUINFO_ITHRDELT, "", "-",
CPUINFO_TWIDTH, pinned,
pinned == (uintptr_t)cpu->cpu_idle_thread ?
"(idle)" : p.p_user.u_comm);
}
}
if (disp.disp_nrunnable && cid->cid_print_thr) {
dispq_t *dq;
int i, npri = disp.disp_npri;
dq = mdb_alloc(sizeof (dispq_t) * npri, UM_SLEEP | UM_GC);
if (mdb_vread(dq, sizeof (dispq_t) * npri,
(uintptr_t)disp.disp_q) == -1) {
mdb_warn("failed to read dispq_t at %p", disp.disp_q);
return (WALK_ERR);
}
CPUINFO_INDENT;
mdb_printf("|\n");
CPUINFO_INDENT;
mdb_printf("+--> %3s %-*s %s\n", "PRI",
CPUINFO_TWIDTH, "THREAD", "PROC");
for (i = npri - 1; i >= 0; i--) {
uintptr_t taddr = (uintptr_t)dq[i].dq_first;
while (taddr != 0) {
if (mdb_vread(&t, sizeof (t), taddr) == -1) {
mdb_warn("failed to read kthread_t "
"at %p", taddr);
return (WALK_ERR);
}
if (mdb_ctf_vread(&p, "proc_t",
"mdb_cpuinfo_proc_t",
(uintptr_t)t.t_procp, 0) == -1) {
mdb_warn("failed to read proc_t at %p",
t.t_procp);
return (WALK_ERR);
}
CPUINFO_INDENT;
mdb_printf(" %3d %0*p %s\n", t.t_pri,
CPUINFO_TWIDTH, taddr, p.p_user.u_comm);
taddr = (uintptr_t)t.t_link;
}
}
cid->cid_print_head = TRUE;
}
while (flagline < nflaglines)
mdb_printf("%s\n", flagbuf[flagline++]);
if (cid->cid_print_head)
mdb_printf("\n");
return (rval);
}
int
cpuinfo(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
{
uint_t verbose = FALSE;
cpuinfo_data_t cid;
cid.cid_print_ithr = FALSE;
cid.cid_print_thr = FALSE;
cid.cid_print_flags = FALSE;
cid.cid_print_head = DCMD_HDRSPEC(flags) ? TRUE : FALSE;
cid.cid_cpu = -1;
if (flags & DCMD_ADDRSPEC)
cid.cid_cpu = addr;
if (mdb_getopts(argc, argv,
'v', MDB_OPT_SETBITS, TRUE, &verbose, NULL) != argc)
return (DCMD_USAGE);
if (verbose) {
cid.cid_print_ithr = TRUE;
cid.cid_print_thr = TRUE;
cid.cid_print_flags = TRUE;
cid.cid_print_head = TRUE;
}
if (cid.cid_print_ithr) {
int i;
cid.cid_ithr = mdb_alloc(sizeof (uintptr_t **)
* NCPU, UM_SLEEP | UM_GC);
for (i = 0; i < NCPU; i++)
cid.cid_ithr[i] = mdb_zalloc(sizeof (uintptr_t *) *
NINTR, UM_SLEEP | UM_GC);
if (mdb_walk("thread", (mdb_walk_cb_t)cpuinfo_walk_ithread,
&cid) == -1) {
mdb_warn("couldn't walk thread");
return (DCMD_ERR);
}
}
if (mdb_walk("cpu", (mdb_walk_cb_t)cpuinfo_walk_cpu, &cid) == -1) {
mdb_warn("can't walk cpus");
return (DCMD_ERR);
}
if (cid.cid_cpu != -1) {
cpu_t cpu;
if (mdb_vread(&cpu, sizeof (cpu), cid.cid_cpu) == -1) {
mdb_warn("%p is neither a valid CPU ID nor a "
"valid cpu_t address\n", cid.cid_cpu);
return (DCMD_ERR);
}
(void) cpuinfo_walk_cpu(cid.cid_cpu, &cpu, &cid);
}
return (DCMD_OK);
}
int
flipone(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
{
int i;
if (!(flags & DCMD_ADDRSPEC))
return (DCMD_USAGE);
for (i = 0; i < sizeof (addr) * NBBY; i++)
mdb_printf("%p\n", addr ^ (1UL << i));
return (DCMD_OK);
}
typedef struct mdb_as2proc_proc {
struct as *p_as;
} mdb_as2proc_proc_t;
int
as2proc_walk(uintptr_t addr, const void *ignored, struct as **asp)
{
mdb_as2proc_proc_t p;
mdb_ctf_vread(&p, "proc_t", "mdb_as2proc_proc_t", addr, 0);
if (p.p_as == *asp)
mdb_printf("%p\n", addr);
return (WALK_NEXT);
}
int
as2proc(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
{
if (!(flags & DCMD_ADDRSPEC) || argc != 0)
return (DCMD_USAGE);
if (mdb_walk("proc", (mdb_walk_cb_t)as2proc_walk, &addr) == -1) {
mdb_warn("failed to walk proc");
return (DCMD_ERR);
}
return (DCMD_OK);
}
typedef struct mdb_ptree_proc {
struct proc *p_parent;
struct {
char u_comm[MAXCOMLEN + 1];
} p_user;
} mdb_ptree_proc_t;
int
ptree_walk(uintptr_t addr, const void *ignored, void *data)
{
mdb_ptree_proc_t proc;
mdb_ptree_proc_t parent;
int ident = 0;
uintptr_t paddr;
mdb_ctf_vread(&proc, "proc_t", "mdb_ptree_proc_t", addr, 0);
for (paddr = (uintptr_t)proc.p_parent; paddr != 0; ident += 5) {
mdb_ctf_vread(&parent, "proc_t", "mdb_ptree_proc_t", paddr, 0);
paddr = (uintptr_t)parent.p_parent;
}
mdb_inc_indent(ident);
mdb_printf("%0?p %s\n", addr, proc.p_user.u_comm);
mdb_dec_indent(ident);
return (WALK_NEXT);
}
void
ptree_ancestors(uintptr_t addr, uintptr_t start)
{
mdb_ptree_proc_t p;
if (mdb_ctf_vread(&p, "proc_t", "mdb_ptree_proc_t", addr, 0) == -1) {
mdb_warn("couldn't read ancestor at %p", addr);
return;
}
if (p.p_parent != NULL)
ptree_ancestors((uintptr_t)p.p_parent, start);
if (addr != start)
(void) ptree_walk(addr, &p, NULL);
}
int
ptree(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
{
if (!(flags & DCMD_ADDRSPEC))
addr = 0;
else
ptree_ancestors(addr, addr);
if (mdb_pwalk("proc", (mdb_walk_cb_t)ptree_walk, NULL, addr) == -1) {
mdb_warn("couldn't walk 'proc'");
return (DCMD_ERR);
}
return (DCMD_OK);
}
typedef struct mdb_fd_proc {
struct {
struct {
int fi_nfiles;
uf_entry_t *volatile fi_list;
} u_finfo;
} p_user;
} mdb_fd_proc_t;
static int
fd(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
{
int fdnum;
const mdb_arg_t *argp = &argv[0];
mdb_fd_proc_t p;
uf_entry_t uf;
if ((flags & DCMD_ADDRSPEC) == 0) {
mdb_warn("fd doesn't give global information\n");
return (DCMD_ERR);
}
if (argc != 1)
return (DCMD_USAGE);
fdnum = (int)mdb_argtoull(argp);
if (mdb_ctf_vread(&p, "proc_t", "mdb_fd_proc_t", addr, 0) == -1) {
mdb_warn("couldn't read proc_t at %p", addr);
return (DCMD_ERR);
}
if (fdnum > p.p_user.u_finfo.fi_nfiles) {
mdb_warn("process %p only has %d files open.\n",
addr, p.p_user.u_finfo.fi_nfiles);
return (DCMD_ERR);
}
if (mdb_vread(&uf, sizeof (uf_entry_t),
(uintptr_t)&p.p_user.u_finfo.fi_list[fdnum]) == -1) {
mdb_warn("couldn't read uf_entry_t at %p",
&p.p_user.u_finfo.fi_list[fdnum]);
return (DCMD_ERR);
}
mdb_printf("%p\n", uf.uf_file);
return (DCMD_OK);
}
static int
pid2proc(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
{
pid_t pid = (pid_t)addr;
if (argc != 0)
return (DCMD_USAGE);
if ((addr = mdb_pid2proc(pid, NULL)) == 0) {
mdb_warn("PID 0t%d not found\n", pid);
return (DCMD_ERR);
}
mdb_printf("%p\n", addr);
return (DCMD_OK);
}
static char *sysfile_cmd[] = {
"exclude:",
"include:",
"forceload:",
"rootdev:",
"rootfs:",
"swapdev:",
"swapfs:",
"moddir:",
"set",
"unknown",
};
static char *sysfile_ops[] = { "", "=", "&", "|" };
static int
sysfile_vmem_seg(uintptr_t addr, const vmem_seg_t *vsp, void **target)
{
if (vsp->vs_type == VMEM_ALLOC && (void *)vsp->vs_start == *target) {
*target = NULL;
return (WALK_DONE);
}
return (WALK_NEXT);
}
static int
sysfile(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
{
struct sysparam *sysp, sys;
char var[256];
char modname[256];
char val[256];
char strval[256];
vmem_t *mod_sysfile_arena;
void *straddr;
if (mdb_readvar(&sysp, "sysparam_hd") == -1) {
mdb_warn("failed to read sysparam_hd");
return (DCMD_ERR);
}
if (mdb_readvar(&mod_sysfile_arena, "mod_sysfile_arena") == -1) {
mdb_warn("failed to read mod_sysfile_arena");
return (DCMD_ERR);
}
while (sysp != NULL) {
var[0] = '\0';
val[0] = '\0';
modname[0] = '\0';
if (mdb_vread(&sys, sizeof (sys), (uintptr_t)sysp) == -1) {
mdb_warn("couldn't read sysparam %p", sysp);
return (DCMD_ERR);
}
if (sys.sys_modnam != NULL &&
mdb_readstr(modname, 256,
(uintptr_t)sys.sys_modnam) == -1) {
mdb_warn("couldn't read modname in %p", sysp);
return (DCMD_ERR);
}
if (sys.sys_ptr != NULL &&
mdb_readstr(var, 256, (uintptr_t)sys.sys_ptr) == -1) {
mdb_warn("couldn't read ptr in %p", sysp);
return (DCMD_ERR);
}
if (sys.sys_op != SETOP_NONE) {
straddr = (void *)(uintptr_t)sys.sys_info;
if (sys.sys_op == SETOP_ASSIGN &&
sys.sys_info != 0 &&
mdb_pwalk("vmem_seg",
(mdb_walk_cb_t)sysfile_vmem_seg, &straddr,
(uintptr_t)mod_sysfile_arena) == 0 &&
straddr == NULL &&
mdb_readstr(strval, 256,
(uintptr_t)sys.sys_info) != -1) {
(void) mdb_snprintf(val, sizeof (val), "\"%s\"",
strval);
} else {
(void) mdb_snprintf(val, sizeof (val),
"0x%llx [0t%llu]", sys.sys_info,
sys.sys_info);
}
}
mdb_printf("%s %s%s%s%s%s\n", sysfile_cmd[sys.sys_type],
modname, modname[0] == '\0' ? "" : ":",
var, sysfile_ops[sys.sys_op], val);
sysp = sys.sys_next;
}
return (DCMD_OK);
}
int
didmatch(uintptr_t addr, const kthread_t *thr, kt_did_t *didp)
{
if (*didp == thr->t_did) {
mdb_printf("%p\n", addr);
return (WALK_DONE);
} else
return (WALK_NEXT);
}
int
did2thread(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
{
const mdb_arg_t *argp = &argv[0];
kt_did_t did;
if (argc != 1)
return (DCMD_USAGE);
did = (kt_did_t)mdb_argtoull(argp);
if (mdb_walk("thread", (mdb_walk_cb_t)didmatch, (void *)&did) == -1) {
mdb_warn("failed to walk thread");
return (DCMD_ERR);
}
return (DCMD_OK);
}
static int
errorq_walk_init(mdb_walk_state_t *wsp)
{
if (wsp->walk_addr == 0 &&
mdb_readvar(&wsp->walk_addr, "errorq_list") == -1) {
mdb_warn("failed to read errorq_list");
return (WALK_ERR);
}
return (WALK_NEXT);
}
static int
errorq_walk_step(mdb_walk_state_t *wsp)
{
uintptr_t addr = wsp->walk_addr;
errorq_t eq;
if (addr == 0)
return (WALK_DONE);
if (mdb_vread(&eq, sizeof (eq), addr) == -1) {
mdb_warn("failed to read errorq at %p", addr);
return (WALK_ERR);
}
wsp->walk_addr = (uintptr_t)eq.eq_next;
return (wsp->walk_callback(addr, &eq, wsp->walk_cbdata));
}
typedef struct eqd_walk_data {
uintptr_t *eqd_stack;
void *eqd_buf;
ulong_t eqd_qpos;
ulong_t eqd_qlen;
size_t eqd_size;
} eqd_walk_data_t;
static void
eqd_push_list(eqd_walk_data_t *eqdp, uintptr_t addr)
{
errorq_elem_t eqe;
while (addr != 0) {
if (mdb_vread(&eqe, sizeof (eqe), addr) != sizeof (eqe)) {
mdb_warn("failed to read errorq element at %p", addr);
break;
}
if (eqdp->eqd_qpos == eqdp->eqd_qlen) {
mdb_warn("errorq is overfull -- more than %lu "
"elems found\n", eqdp->eqd_qlen);
break;
}
eqdp->eqd_stack[eqdp->eqd_qpos++] = (uintptr_t)eqe.eqe_data;
addr = (uintptr_t)eqe.eqe_prev;
}
}
static int
eqd_walk_init(mdb_walk_state_t *wsp)
{
eqd_walk_data_t *eqdp;
errorq_elem_t eqe, *addr;
errorq_t eq;
ulong_t i;
if (mdb_vread(&eq, sizeof (eq), wsp->walk_addr) == -1) {
mdb_warn("failed to read errorq at %p", wsp->walk_addr);
return (WALK_ERR);
}
if (eq.eq_ptail != NULL &&
mdb_vread(&eqe, sizeof (eqe), (uintptr_t)eq.eq_ptail) == -1) {
mdb_warn("failed to read errorq element at %p", eq.eq_ptail);
return (WALK_ERR);
}
eqdp = mdb_alloc(sizeof (eqd_walk_data_t), UM_SLEEP);
wsp->walk_data = eqdp;
eqdp->eqd_stack = mdb_zalloc(sizeof (uintptr_t) * eq.eq_qlen, UM_SLEEP);
eqdp->eqd_buf = mdb_alloc(eq.eq_size, UM_SLEEP);
eqdp->eqd_qlen = eq.eq_qlen;
eqdp->eqd_qpos = 0;
eqdp->eqd_size = eq.eq_size;
eqd_push_list(eqdp, (uintptr_t)eq.eq_pend);
if (eq.eq_ptail != NULL) {
for (i = 0; i < eqdp->eqd_qpos; i++) {
if (eqdp->eqd_stack[i] == (uintptr_t)eqe.eqe_data) {
eq.eq_ptail = NULL;
break;
}
}
}
for (addr = eq.eq_phead; addr != NULL && mdb_vread(&eqe, sizeof (eqe),
(uintptr_t)addr) == sizeof (eqe); addr = eqe.eqe_next)
eq.eq_ptail = addr;
eqd_push_list(eqdp, (uintptr_t)eq.eq_ptail);
return (WALK_NEXT);
}
static int
eqd_walk_step(mdb_walk_state_t *wsp)
{
eqd_walk_data_t *eqdp = wsp->walk_data;
uintptr_t addr;
if (eqdp->eqd_qpos == 0)
return (WALK_DONE);
addr = eqdp->eqd_stack[--eqdp->eqd_qpos];
if (mdb_vread(eqdp->eqd_buf, eqdp->eqd_size, addr) != eqdp->eqd_size) {
mdb_warn("failed to read errorq data at %p", addr);
return (WALK_ERR);
}
return (wsp->walk_callback(addr, eqdp->eqd_buf, wsp->walk_cbdata));
}
static void
eqd_walk_fini(mdb_walk_state_t *wsp)
{
eqd_walk_data_t *eqdp = wsp->walk_data;
mdb_free(eqdp->eqd_stack, sizeof (uintptr_t) * eqdp->eqd_qlen);
mdb_free(eqdp->eqd_buf, eqdp->eqd_size);
mdb_free(eqdp, sizeof (eqd_walk_data_t));
}
#define EQKSVAL(eqv, what) (eqv.eq_kstat.what.value.ui64)
static int
errorq(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
{
int i;
errorq_t eq;
uint_t opt_v = FALSE;
if (!(flags & DCMD_ADDRSPEC)) {
if (mdb_walk_dcmd("errorq", "errorq", argc, argv) == -1) {
mdb_warn("can't walk 'errorq'");
return (DCMD_ERR);
}
return (DCMD_OK);
}
i = mdb_getopts(argc, argv, 'v', MDB_OPT_SETBITS, TRUE, &opt_v, NULL);
argc -= i;
argv += i;
if (argc != 0)
return (DCMD_USAGE);
if (opt_v || DCMD_HDRSPEC(flags)) {
mdb_printf("%<u>%-11s %-16s %1s %1s %1s ",
"ADDR", "NAME", "S", "V", "N");
if (!opt_v) {
mdb_printf("%7s %7s %7s%</u>\n",
"ACCEPT", "DROP", "LOG");
} else {
mdb_printf("%5s %6s %6s %3s %16s%</u>\n",
"KSTAT", "QLEN", "SIZE", "IPL", "FUNC");
}
}
if (mdb_vread(&eq, sizeof (eq), addr) != sizeof (eq)) {
mdb_warn("failed to read errorq at %p", addr);
return (DCMD_ERR);
}
mdb_printf("%-11p %-16s %c %c %c ", addr, eq.eq_name,
(eq.eq_flags & ERRORQ_ACTIVE) ? '+' : '-',
(eq.eq_flags & ERRORQ_VITAL) ? '!' : ' ',
(eq.eq_flags & ERRORQ_NVLIST) ? '*' : ' ');
if (!opt_v) {
mdb_printf("%7llu %7llu %7llu\n",
EQKSVAL(eq, eqk_dispatched) + EQKSVAL(eq, eqk_committed),
EQKSVAL(eq, eqk_dropped) + EQKSVAL(eq, eqk_reserve_fail) +
EQKSVAL(eq, eqk_commit_fail), EQKSVAL(eq, eqk_logged));
} else {
mdb_printf("%5s %6lu %6lu %3u %a\n",
" | ", eq.eq_qlen, eq.eq_size, eq.eq_ipl, eq.eq_func);
mdb_printf("%38s\n%41s"
"%12s %llu\n"
"%53s %llu\n"
"%53s %llu\n"
"%53s %llu\n"
"%53s %llu\n"
"%53s %llu\n"
"%53s %llu\n"
"%53s %llu\n\n",
"|", "+-> ",
"DISPATCHED", EQKSVAL(eq, eqk_dispatched),
"DROPPED", EQKSVAL(eq, eqk_dropped),
"LOGGED", EQKSVAL(eq, eqk_logged),
"RESERVED", EQKSVAL(eq, eqk_reserved),
"RESERVE FAIL", EQKSVAL(eq, eqk_reserve_fail),
"COMMITTED", EQKSVAL(eq, eqk_committed),
"COMMIT FAIL", EQKSVAL(eq, eqk_commit_fail),
"CANCELLED", EQKSVAL(eq, eqk_cancelled));
}
return (DCMD_OK);
}
static int
panicinfo(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
{
cpu_t panic_cpu;
kthread_t *panic_thread;
void *buf;
panic_data_t *pd;
int i, n;
if (!mdb_prop_postmortem) {
mdb_warn("panicinfo can only be run on a system "
"dump; see dumpadm(8)\n");
return (DCMD_ERR);
}
if (flags & DCMD_ADDRSPEC || argc != 0)
return (DCMD_USAGE);
if (mdb_readsym(&panic_cpu, sizeof (cpu_t), "panic_cpu") == -1)
mdb_warn("failed to read 'panic_cpu'");
else
mdb_printf("%16s %?d\n", "cpu", panic_cpu.cpu_id);
if (mdb_readvar(&panic_thread, "panic_thread") == -1)
mdb_warn("failed to read 'panic_thread'");
else
mdb_printf("%16s %?p\n", "thread", panic_thread);
buf = mdb_alloc(PANICBUFSIZE, UM_SLEEP);
pd = (panic_data_t *)buf;
if (mdb_readsym(buf, PANICBUFSIZE, "panicbuf") == -1 ||
pd->pd_version != PANICBUFVERS) {
mdb_warn("failed to read 'panicbuf'");
mdb_free(buf, PANICBUFSIZE);
return (DCMD_ERR);
}
mdb_printf("%16s %s\n", "message", (char *)buf + pd->pd_msgoff);
n = (pd->pd_msgoff - (sizeof (panic_data_t) -
sizeof (panic_nv_t))) / sizeof (panic_nv_t);
for (i = 0; i < n; i++)
mdb_printf("%16s %?llx\n",
pd->pd_nvdata[i].pnv_name, pd->pd_nvdata[i].pnv_value);
mdb_free(buf, PANICBUFSIZE);
return (DCMD_OK);
}
static int
time(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
{
uint_t opt_dec = FALSE;
uint_t opt_lbolt = FALSE;
uint_t opt_hex = FALSE;
const char *fmt;
hrtime_t result;
if (mdb_getopts(argc, argv,
'd', MDB_OPT_SETBITS, TRUE, &opt_dec,
'l', MDB_OPT_SETBITS, TRUE, &opt_lbolt,
'x', MDB_OPT_SETBITS, TRUE, &opt_hex,
NULL) != argc)
return (DCMD_USAGE);
if (opt_dec && opt_hex)
return (DCMD_USAGE);
result = opt_lbolt ? mdb_get_lbolt() : mdb_gethrtime();
fmt =
opt_hex ? "0x%llx\n" :
opt_dec ? "0t%lld\n" : "%#llr\n";
mdb_printf(fmt, result);
return (DCMD_OK);
}
void
time_help(void)
{
mdb_printf("Prints the system time in nanoseconds.\n\n"
"::time will return the timestamp at which we dropped into, \n"
"if called from, kmdb(1); the core dump's high resolution \n"
"time if inspecting one; or the running hires time if we're \n"
"looking at a live system.\n\n"
"Options:\n"
" -d report times in decimal\n"
" -l prints the number of clock ticks since system boot\n"
" -x report times in hexadecimal\n");
}
static void
findstack_help(void)
{
mdb_printf(
"Options:\n"
" -n do not resolve addresses to names\n"
" -s show the size of each stack frame to the left\n"
" -t where CTF is present, show types for functions and "
"arguments\n"
" -v show function arguments\n"
"\n"
"If the optional %<u>cnt%</u> is given, no more than %<u>cnt%</u> "
"arguments are shown\nfor each stack frame.\n");
}
extern int cmd_refstr(uintptr_t, uint_t, int, const mdb_arg_t *);
static const mdb_dcmd_t dcmds[] = {
{ "as2proc", ":", "convert as to proc_t address", as2proc },
{ "binding_hash_entry", ":", "print driver names hash table entry",
binding_hash_entry },
{ "callout", "?[-r|n] [-s|l] [-xhB] [-t | -ab nsec [-dkD]]"
" [-C addr | -S seqid] [-f name|addr] [-p name| addr] [-T|L [-E]]"
" [-FivVA]",
"display callouts", callout, callout_help },
{ "calloutid", "[-d|v] xid", "print callout by extended id",
calloutid, calloutid_help },
{ "class", NULL, "print process scheduler classes", class },
{ "cpuinfo", "?[-v]", "print CPUs and runnable threads", cpuinfo },
{ "did2thread", "? kt_did", "find kernel thread for this id",
did2thread },
{ "errorq", "?[-v]", "display kernel error queues", errorq },
{ "fd", ":[fd num]", "get a file pointer from an fd", fd },
{ "flipone", ":", "the vik_rev_level 2 special", flipone },
{ "lminfo", NULL, "print lock manager information", lminfo },
{ "ndi_event_hdl", "?", "print ndi_event_hdl", ndi_event_hdl },
{ "panicinfo", NULL, "print panic information", panicinfo },
{ "pid2proc", "?", "convert PID to proc_t address", pid2proc },
{ "project", NULL, "display kernel project(s)", project },
{ "ps", "[-fltzTP]", "list processes (and associated thr,lwp)", ps,
ps_help },
{ "pflags", NULL, "display various proc_t flags", pflags },
{ "pgrep", "[-x] [-n | -o] pattern",
"pattern match against all processes", pgrep },
{ "ptree", NULL, "print process tree", ptree },
{ "refstr", NULL, "print string from a refstr_t", cmd_refstr, NULL },
{ "sysevent", "?[-sv]", "print sysevent pending or sent queue",
sysevent},
{ "sysevent_channel", "?", "print sysevent channel database",
sysevent_channel},
{ "sysevent_class_list", ":", "print sysevent class list",
sysevent_class_list},
{ "sysevent_subclass_list", ":",
"print sysevent subclass list", sysevent_subclass_list},
{ "system", NULL, "print contents of /etc/system file", sysfile },
{ "task", NULL, "display kernel task(s)", task },
{ "time", "[-dlx]", "display system time", time, time_help },
{ "vnode2path", ":[-F]", "vnode address to pathname", vnode2path },
{ "whereopen", ":", "given a vnode, dumps procs which have it open",
whereopen },
{ "bufpagefind", ":addr", "find page_t on buf_t list", bufpagefind },
{ "bitset", ":", "display a bitset", bitset, bitset_help },
{ "contract", "?", "display a contract", cmd_contract },
{ "ctevent", ":", "display a contract event", cmd_ctevent },
{ "ctid", ":", "convert id to a contract pointer", cmd_ctid },
{ "cpupart", "?[-v]", "print cpu partition info", cpupart },
{ "cred", ":[-v]", "display a credential", cmd_cred },
{ "credgrp", ":[-v]", "display cred_t groups", cmd_credgrp },
{ "credsid", ":[-v]", "display a credsid_t", cmd_credsid },
{ "ksidlist", ":[-v]", "display a ksidlist_t", cmd_ksidlist },
{ "cyccover", NULL, "dump cyclic coverage information", cyccover },
{ "cycid", "?", "dump a cyclic id", cycid },
{ "cycinfo", "?", "dump cyc_cpu info", cycinfo },
{ "cyclic", ":", "developer information", cyclic },
{ "cyctrace", "?", "dump cyclic trace buffer", cyctrace },
{ "damap", ":", "display a damap_t", damap, damap_help },
{ "ddi_periodic", "?[-v]", "dump ddi_periodic_impl_t info", dprinfo },
{ "devbindings", "?[-qs] [device-name | major-num]",
"print devinfo nodes bound to device-name or major-num",
devbindings, devinfo_help },
{ "devinfo", ":[-qsd] [-b bus]", "detailed devinfo of one node",
devinfo, devinfo_help },
{ "devinfo_audit", ":[-v]", "devinfo configuration audit record",
devinfo_audit },
{ "devinfo_audit_log", "?[-v]", "system wide devinfo configuration log",
devinfo_audit_log },
{ "devinfo_audit_node", ":[-v]", "devinfo node configuration history",
devinfo_audit_node },
{ "devinfo2driver", ":", "find driver name for this devinfo node",
devinfo2driver },
{ "devnames", "?[-vm] [num]", "print devnames array", devnames },
{ "dev2major", "?<dev_t>", "convert dev_t to a major number",
dev2major },
{ "dev2minor", "?<dev_t>", "convert dev_t to a minor number",
dev2minor },
{ "devt", "?<dev_t>", "display a dev_t's major and minor numbers",
devt },
{ "major2name", "?<major-num>", "convert major number to dev name",
major2name },
{ "minornodes", ":", "given a devinfo node, print its minor nodes",
minornodes },
{ "modctl2devinfo", ":", "given a modctl, list its devinfos",
modctl2devinfo },
{ "name2major", "<dev-name>", "convert dev name to major number",
name2major },
{ "prtconf", "?[-vpc] [-d driver] [-i inst]", "print devinfo tree",
prtconf, prtconf_help },
{ "softstate", ":<instance>", "retrieve soft-state pointer",
softstate },
{ "devinfo_fm", ":", "devinfo fault managment configuration",
devinfo_fm },
{ "devinfo_fmce", ":", "devinfo fault managment cache entry",
devinfo_fmce},
{ "findstack", ":[-nstv]", "find kernel thread stack", findstack,
findstack_help },
{ "findstack_debug", NULL, "toggle findstack debugging",
findstack_debug },
{ "stacks", "?[-afiv] [-c func] [-C func] [-m module] [-M module] "
"[-s sobj | -S sobj] [-t tstate | -T tstate]",
"print unique kernel thread stacks",
stacks, stacks_help },
{ "ereport", "[-v]", "print ereports logged in dump",
ereport },
{ "pcie_fatal_errors", "?[-v]",
"display PCIe fabric scan info from fatal error",
pcie_pf_impl_dcmd, pcie_pf_impl_help },
{ "bdf", ":", "decode a PCIe BDF (Bus/Device/Function) value and "
"print it as b/d/f", pcie_bdf_dcmd },
{ "group", "?[-q]", "display a group", group},
{ "hotplug", "?[-p]", "display a registered hotplug attachment",
hotplug, hotplug_help },
{ "irmpools", NULL, "display interrupt pools", irmpools_dcmd },
{ "irmreqs", NULL, "display interrupt requests in an interrupt pool",
irmreqs_dcmd },
{ "irmreq", NULL, "display an interrupt request", irmreq_dcmd },
{ "kgrep", KGREP_USAGE, "search kernel as for a pointer", kgrep,
kgrep_help },
{ "allocdby", ":", "given a thread, print its allocated buffers",
allocdby },
{ "bufctl", ":[-vh] [-a addr] [-c caller] [-e earliest] [-l latest] "
"[-t thd]", "print or filter a bufctl", bufctl, bufctl_help },
{ "freedby", ":", "given a thread, print its freed buffers", freedby },
{ "kmalog", "?[ fail | slab | zerosized ]",
"display kmem transaction log and stack traces for specified type",
kmalog },
{ "kmastat", "[-kmg]", "kernel memory allocator stats",
kmastat },
{ "kmausers", "?[-ef] [cache ...]", "current medium and large users "
"of the kmem allocator", kmausers, kmausers_help },
{ "kmem_cache", "?[-n name]",
"print kernel memory caches", kmem_cache, kmem_cache_help},
{ "kmem_slabs", "?[-v] [-n cache] [-N cache] [-b maxbins] "
"[-B minbinsize]", "display slab usage per kmem cache",
kmem_slabs, kmem_slabs_help },
{ "kmem_debug", NULL, "toggle kmem dcmd/walk debugging", kmem_debug },
{ "kmem_log", "?[-b]", "dump kmem transaction log", kmem_log },
{ "kmem_verify", "?", "check integrity of kmem-managed memory",
kmem_verify },
{ "vmem", "?", "print a vmem_t", vmem },
{ "vmem_seg", ":[-sv] [-c caller] [-e earliest] [-l latest] "
"[-m minsize] [-M maxsize] [-t thread] [-T type]",
"print or filter a vmem_seg", vmem_seg, vmem_seg_help },
{ "whatthread", ":[-v]", "print threads whose stack contains the "
"given address", whatthread },
{ "ldi_handle", "?[-i]", "display a layered driver handle",
ldi_handle, ldi_handle_help },
{ "ldi_ident", NULL, "display a layered driver identifier",
ldi_ident, ldi_ident_help },
{ "findleaks", FINDLEAKS_USAGE,
"search for potential kernel memory leaks", findleaks,
findleaks_help },
{ "lgrp", "?[-q] [-p | -Pih]", "display an lgrp", lgrp},
{ "lgrp_set", "", "display bitmask of lgroups as a list", lgrp_set},
{ "msgbuf", "?[-tTv]", "print most recent console messages", msgbuf,
msgbuf_help },
{ "mdipi", NULL, "given a path, dump mdi_pathinfo "
"and detailed pi_prop list", mdipi },
{ "mdiprops", NULL, "given a pi_prop, dump the pi_prop list",
mdiprops },
{ "mdiphci", NULL, "given a phci, dump mdi_phci and "
"list all paths", mdiphci },
{ "mdivhci", NULL, "given a vhci, dump mdi_vhci and list "
"all phcis", mdivhci },
{ "mdiclient_paths", NULL, "given a path, walk mdi_pathinfo "
"client links", mdiclient_paths },
{ "mdiphci_paths", NULL, "given a path, walk through mdi_pathinfo "
"phci links", mdiphci_paths },
{ "mdiphcis", NULL, "given a phci, walk through mdi_phci ph_next links",
mdiphcis },
{ "addr2smap", ":[offset]", "translate address to smap", addr2smap },
{ "memlist", "?[-iav]", "display a struct memlist", memlist },
{ "memstat", NULL, "display memory usage summary", memstat },
{ "page", "?", "display a summarized page_t", page },
{ "pagelookup", "?[-v vp] [-o offset]",
"find the page_t with the name {vp, offset}",
pagelookup, pagelookup_help },
{ "page_num2pp", ":", "find the page_t for a given page frame number",
page_num2pp },
{ "pmap", ":[-q]", "print process memory map", pmap },
{ "seg", ":", "print address space segment", seg },
{ "swapinfo", "?", "display a struct swapinfo", swapinfof },
{ "vnode2smap", ":[offset]", "translate vnode to smap", vnode2smap },
{ "modhash", "?[-ceht] [-k key] [-v val] [-i index]",
"display information about one or all mod_hash structures",
modhash, modhash_help },
{ "modent", ":[-k | -v | -t type]",
"display information about a mod_hash_entry", modent,
modent_help },
{ "dladm", "?<sub-command> [flags]", "show data link information",
dladm, dladm_help },
{ "mi", ":[-p] [-d | -m]", "filter and display MI object or payload",
mi },
{ "netstat", "[-arv] [-f inet | inet6 | unix] [-P tcp | udp | icmp]",
"show network statistics", netstat },
{ "sonode", "?[-f inet | inet6 | unix | #] "
"[-t stream | dgram | raw | #] [-p #]",
"filter and display sonode", sonode },
{ "netstack", "", "show stack instances", netstack },
{ "netstackid2netstack", ":",
"translate a netstack id to its netstack_t",
netstackid2netstack },
{ NVPAIR_DCMD_NAME, NVPAIR_DCMD_USAGE, NVPAIR_DCMD_DESCR,
nvpair_print },
{ NVLIST_DCMD_NAME, NVLIST_DCMD_USAGE, NVLIST_DCMD_DESCR,
print_nvlist },
{ "pg", "?[-q]", "display a pg", pg},
{ "rctl_dict", "?", "print systemwide default rctl definitions",
rctl_dict },
{ "rctl_list", ":[handle]", "print rctls for the given proc",
rctl_list },
{ "rctl", ":[handle]", "print a rctl_t, only if it matches the handle",
rctl },
{ "rctl_validate", ":[-v] [-n #]", "test resource control value "
"sequence", rctl_validate },
{ "rwlock", ":", "dump out a readers/writer lock", rwlock },
{ "mutex", ":[-f]", "dump out an adaptive or spin mutex", mutex,
mutex_help },
{ "sobj2ts", ":", "perform turnstile lookup on synch object", sobj2ts },
{ "wchaninfo", "?[-v]", "dump condition variable", wchaninfo },
{ "turnstile", "?", "display a turnstile", turnstile },
{ "mblk", ":[-q|v] [-f|F flag] [-t|T type] [-l|L|B len] [-d dbaddr]",
"print an mblk", mblk_prt, mblk_help },
{ "mblk_verify", "?", "verify integrity of an mblk", mblk_verify },
{ "mblk2dblk", ":", "convert mblk_t address to dblk_t address",
mblk2dblk },
{ "q2otherq", ":", "print peer queue for a given queue", q2otherq },
{ "q2rdq", ":", "print read queue for a given queue", q2rdq },
{ "q2syncq", ":", "print syncq for a given queue", q2syncq },
{ "q2stream", ":", "print stream pointer for a given queue", q2stream },
{ "q2wrq", ":", "print write queue for a given queue", q2wrq },
{ "queue", ":[-q|v] [-m mod] [-f flag] [-F flag] [-s syncq_addr]",
"filter and display STREAM queue", queue, queue_help },
{ "stdata", ":[-q|v] [-f flag] [-F flag]",
"filter and display STREAM head", stdata, stdata_help },
{ "str2mate", ":", "print mate of this stream", str2mate },
{ "str2wrq", ":", "print write queue of this stream", str2wrq },
{ "stream", ":", "display STREAM", stream },
{ "strftevent", ":", "print STREAMS flow trace event", strftevent },
{ "syncq", ":[-q|v] [-f flag] [-F flag] [-t type] [-T type]",
"filter and display STREAM sync queue", syncq, syncq_help },
{ "syncq2q", ":", "print queue for a given syncq", syncq2q },
{ "taskq", ":[-atT] [-m min_maxq] [-n name]",
"display a taskq", taskq, taskq_help },
{ "taskq_entry", ":", "display a taskq_ent_t", taskq_ent },
{ "thread", "?[-bdfimps]", "display a summarized kthread_t", thread,
thread_help },
{ "threadlist", "?[-t] [-v [count]]",
"display threads and associated C stack traces", threadlist,
threadlist_help },
{ "stackinfo", "?[-h|-a]", "display kthread_t stack usage", stackinfo,
stackinfo_help },
{ "tsd", ":-k key", "print tsd[key-1] for this thread", ttotsd },
{ "tsdtot", ":", "find thread with this tsd", tsdtot },
#ifndef _KMDB
{ "findlocks", ":", "find locks held by specified thread", findlocks },
{ "findfalse", "?[-v]", "find potentially falsely shared structures",
findfalse },
{ "typegraph", NULL, "build type graph", typegraph },
{ "istype", ":type", "manually set object type", istype },
{ "notype", ":", "manually clear object type", notype },
{ "whattype", ":", "determine object type", whattype },
#endif
{ "fsinfo", "?[-v]", "print mounted filesystems", fsinfo },
{ "pfiles", ":[-fp]", "print process file information", pfiles,
pfiles_help },
{ "zid2zone", ":", "find the zone_t with the given zone id",
zid2zone },
{ "zone", "?[-r [-v]]", "display kernel zone(s)", zoneprt },
{ "zsd", ":[-v] [zsd_key]", "display zone-specific-data entries for "
"selected zones", zsd },
#ifndef _KMDB
{ "gcore", NULL, "generate a user core for the given process",
gcore_dcmd },
#endif
{ NULL }
};
static const mdb_walker_t walkers[] = {
{ "callouts_bytime", "walk callouts by list chain (expiration time)",
callout_walk_init, callout_walk_step, callout_walk_fini,
(void *)CALLOUT_WALK_BYLIST },
{ "callouts_byid", "walk callouts by id hash chain",
callout_walk_init, callout_walk_step, callout_walk_fini,
(void *)CALLOUT_WALK_BYID },
{ "callout_list", "walk a callout list", callout_list_walk_init,
callout_list_walk_step, callout_list_walk_fini },
{ "callout_table", "walk callout table array", callout_table_walk_init,
callout_table_walk_step, callout_table_walk_fini },
{ "cpu", "walk cpu structures", cpu_walk_init, cpu_walk_step },
{ "dnlc", "walk dnlc entries",
dnlc_walk_init, dnlc_walk_step, dnlc_walk_fini },
{ "ereportq_dump", "walk list of ereports in dump error queue",
ereportq_dump_walk_init, ereportq_dump_walk_step, NULL },
{ "ereportq_pend", "walk list of ereports in pending error queue",
ereportq_pend_walk_init, ereportq_pend_walk_step, NULL },
{ "errorq", "walk list of system error queues",
errorq_walk_init, errorq_walk_step, NULL },
{ "errorq_data", "walk pending error queue data buffers",
eqd_walk_init, eqd_walk_step, eqd_walk_fini },
{ "allfile", "given a proc pointer, list all file pointers",
file_walk_init, allfile_walk_step, file_walk_fini },
{ "file", "given a proc pointer, list of open file pointers",
file_walk_init, file_walk_step, file_walk_fini },
{ "lock_descriptor", "walk lock_descriptor_t structures",
ld_walk_init, ld_walk_step, NULL },
{ "lock_graph", "walk lock graph",
lg_walk_init, lg_walk_step, NULL },
{ "port", "given a proc pointer, list of created event ports",
port_walk_init, port_walk_step, NULL },
{ "portev", "given a port pointer, list of events in the queue",
portev_walk_init, portev_walk_step, portev_walk_fini },
{ "proc", "list of active proc_t structures",
proc_walk_init, proc_walk_step, proc_walk_fini },
{ "projects", "walk a list of kernel projects",
project_walk_init, project_walk_step, NULL },
{ "sysevent_pend", "walk sysevent pending queue",
sysevent_pend_walk_init, sysevent_walk_step,
sysevent_walk_fini},
{ "sysevent_sent", "walk sysevent sent queue", sysevent_sent_walk_init,
sysevent_walk_step, sysevent_walk_fini},
{ "sysevent_channel", "walk sysevent channel subscriptions",
sysevent_channel_walk_init, sysevent_channel_walk_step,
sysevent_channel_walk_fini},
{ "sysevent_class_list", "walk sysevent subscription's class list",
sysevent_class_list_walk_init, sysevent_class_list_walk_step,
sysevent_class_list_walk_fini},
{ "sysevent_subclass_list",
"walk sysevent subscription's subclass list",
sysevent_subclass_list_walk_init,
sysevent_subclass_list_walk_step,
sysevent_subclass_list_walk_fini},
{ "task", "given a task pointer, walk its processes",
task_walk_init, task_walk_step, NULL },
{ AVL_WALK_NAME, AVL_WALK_DESC,
avl_walk_init, avl_walk_step, avl_walk_fini },
{ "buf", "walk the bio buf hash",
buf_walk_init, buf_walk_step, buf_walk_fini },
{ "contract", "walk all contracts, or those of the specified type",
ct_walk_init, generic_walk_step, NULL },
{ "ct_event", "walk events on a contract event queue",
ct_event_walk_init, generic_walk_step, NULL },
{ "ct_listener", "walk contract event queue listeners",
ct_listener_walk_init, generic_walk_step, NULL },
{ "cpupart_cpulist", "given an cpupart_t, walk cpus in partition",
cpupart_cpulist_walk_init, cpupart_cpulist_walk_step,
NULL },
{ "cpupart_walk", "walk the set of cpu partitions",
cpupart_walk_init, cpupart_walk_step, NULL },
{ "ctxop", "walk list of context ops on a thread",
ctxop_walk_init, ctxop_walk_step, ctxop_walk_fini },
{ "cyccpu", "walk per-CPU cyc_cpu structures",
cyccpu_walk_init, cyccpu_walk_step, NULL },
{ "cycomni", "for an omnipresent cyclic, walk cyc_omni_cpu list",
cycomni_walk_init, cycomni_walk_step, NULL },
{ "cyctrace", "walk cyclic trace buffer",
cyctrace_walk_init, cyctrace_walk_step, cyctrace_walk_fini },
{ "binding_hash", "walk all entries in binding hash table",
binding_hash_walk_init, binding_hash_walk_step, NULL },
{ "devinfo", "walk devinfo tree or subtree",
devinfo_walk_init, devinfo_walk_step, devinfo_walk_fini },
{ "devinfo_audit_log", "walk devinfo audit system-wide log",
devinfo_audit_log_walk_init, devinfo_audit_log_walk_step,
devinfo_audit_log_walk_fini},
{ "devinfo_audit_node", "walk per-devinfo audit history",
devinfo_audit_node_walk_init, devinfo_audit_node_walk_step,
devinfo_audit_node_walk_fini},
{ "devinfo_children", "walk children of devinfo node",
devinfo_children_walk_init, devinfo_children_walk_step,
devinfo_children_walk_fini },
{ "devinfo_parents", "walk ancestors of devinfo node",
devinfo_parents_walk_init, devinfo_parents_walk_step,
devinfo_parents_walk_fini },
{ "devinfo_siblings", "walk siblings of devinfo node",
devinfo_siblings_walk_init, devinfo_siblings_walk_step, NULL },
{ "devi_next", "walk devinfo list",
NULL, devi_next_walk_step, NULL },
{ "devnames", "walk devnames array",
devnames_walk_init, devnames_walk_step, devnames_walk_fini },
{ "minornode", "given a devinfo node, walk minor nodes",
minornode_walk_init, minornode_walk_step, NULL },
{ "softstate",
"given an i_ddi_soft_state*, list all in-use driver stateps",
soft_state_walk_init, soft_state_walk_step,
NULL, NULL },
{ "softstate_all",
"given an i_ddi_soft_state*, list all driver stateps",
soft_state_walk_init, soft_state_all_walk_step,
NULL, NULL },
{ "devinfo_fmc",
"walk a fault management handle cache active list",
devinfo_fmc_walk_init, devinfo_fmc_walk_step, NULL },
{ "group", "walk all elements of a group",
group_walk_init, group_walk_step, NULL },
{ "irmpools", "walk global list of interrupt pools",
irmpools_walk_init, list_walk_step, list_walk_fini },
{ "irmreqs", "walk list of interrupt requests in an interrupt pool",
irmreqs_walk_init, list_walk_step, list_walk_fini },
{ "allocdby", "given a thread, walk its allocated bufctls",
allocdby_walk_init, allocdby_walk_step, allocdby_walk_fini },
{ "bufctl", "walk a kmem cache's bufctls",
bufctl_walk_init, kmem_walk_step, kmem_walk_fini },
{ "bufctl_history", "walk the available history of a bufctl",
bufctl_history_walk_init, bufctl_history_walk_step,
bufctl_history_walk_fini },
{ "freedby", "given a thread, walk its freed bufctls",
freedby_walk_init, allocdby_walk_step, allocdby_walk_fini },
{ "freectl", "walk a kmem cache's free bufctls",
freectl_walk_init, kmem_walk_step, kmem_walk_fini },
{ "freectl_constructed", "walk a kmem cache's constructed free bufctls",
freectl_constructed_walk_init, kmem_walk_step, kmem_walk_fini },
{ "freemem", "walk a kmem cache's free memory",
freemem_walk_init, kmem_walk_step, kmem_walk_fini },
{ "freemem_constructed", "walk a kmem cache's constructed free memory",
freemem_constructed_walk_init, kmem_walk_step, kmem_walk_fini },
{ "kmem", "walk a kmem cache",
kmem_walk_init, kmem_walk_step, kmem_walk_fini },
{ "kmem_cpu_cache", "given a kmem cache, walk its per-CPU caches",
kmem_cpu_cache_walk_init, kmem_cpu_cache_walk_step, NULL },
{ "kmem_hash", "given a kmem cache, walk its allocated hash table",
kmem_hash_walk_init, kmem_hash_walk_step, kmem_hash_walk_fini },
{ "kmem_log", "walk the kmem transaction log",
kmem_log_walk_init, kmem_log_walk_step, kmem_log_walk_fini },
{ "kmem_slab", "given a kmem cache, walk its slabs",
kmem_slab_walk_init, combined_walk_step, combined_walk_fini },
{ "kmem_slab_partial",
"given a kmem cache, walk its partially allocated slabs (min 1)",
kmem_slab_walk_partial_init, combined_walk_step,
combined_walk_fini },
{ "vmem", "walk vmem structures in pre-fix, depth-first order",
vmem_walk_init, vmem_walk_step, vmem_walk_fini },
{ "vmem_alloc", "given a vmem_t, walk its allocated vmem_segs",
vmem_alloc_walk_init, vmem_seg_walk_step, vmem_seg_walk_fini },
{ "vmem_free", "given a vmem_t, walk its free vmem_segs",
vmem_free_walk_init, vmem_seg_walk_step, vmem_seg_walk_fini },
{ "vmem_postfix", "walk vmem structures in post-fix, depth-first order",
vmem_walk_init, vmem_postfix_walk_step, vmem_walk_fini },
{ "vmem_seg", "given a vmem_t, walk all of its vmem_segs",
vmem_seg_walk_init, vmem_seg_walk_step, vmem_seg_walk_fini },
{ "vmem_span", "given a vmem_t, walk its spanning vmem_segs",
vmem_span_walk_init, vmem_seg_walk_step, vmem_seg_walk_fini },
{ "ldi_handle", "walk the layered driver handle hash",
ldi_handle_walk_init, ldi_handle_walk_step, NULL },
{ "ldi_ident", "walk the layered driver identifier hash",
ldi_ident_walk_init, ldi_ident_walk_step, NULL },
{ "leak", "given a leaked bufctl or vmem_seg, find leaks w/ same "
"stack trace",
leaky_walk_init, leaky_walk_step, leaky_walk_fini },
{ "leakbuf", "given a leaked bufctl or vmem_seg, walk buffers for "
"leaks w/ same stack trace",
leaky_walk_init, leaky_buf_walk_step, leaky_walk_fini },
{ "lgrp_cpulist", "walk CPUs in a given lgroup",
lgrp_cpulist_walk_init, lgrp_cpulist_walk_step, NULL },
{ "lgrptbl", "walk lgroup table",
lgrp_walk_init, lgrp_walk_step, NULL },
{ "lgrp_parents", "walk up lgroup lineage from given lgroup",
lgrp_parents_walk_init, lgrp_parents_walk_step, NULL },
{ "lgrp_rsrc_mem", "walk lgroup memory resources of given lgroup",
lgrp_rsrc_mem_walk_init, lgrp_set_walk_step, NULL },
{ "lgrp_rsrc_cpu", "walk lgroup CPU resources of given lgroup",
lgrp_rsrc_cpu_walk_init, lgrp_set_walk_step, NULL },
{ LIST_WALK_NAME, LIST_WALK_DESC,
list_walk_init, list_walk_step, list_walk_fini },
{ "mdipi_client_list", "Walker for mdi_pathinfo pi_client_link",
mdi_pi_client_link_walk_init,
mdi_pi_client_link_walk_step,
mdi_pi_client_link_walk_fini },
{ "mdipi_phci_list", "Walker for mdi_pathinfo pi_phci_link",
mdi_pi_phci_link_walk_init,
mdi_pi_phci_link_walk_step,
mdi_pi_phci_link_walk_fini },
{ "mdiphci_list", "Walker for mdi_phci ph_next link",
mdi_phci_ph_next_walk_init,
mdi_phci_ph_next_walk_step,
mdi_phci_ph_next_walk_fini },
{ "allpages", "walk all pages, including free pages",
allpages_walk_init, allpages_walk_step, allpages_walk_fini },
{ "anon", "given an amp, list allocated anon structures",
anon_walk_init, anon_walk_step, anon_walk_fini,
ANON_WALK_ALLOC },
{ "anon_all", "given an amp, list contents of all anon slots",
anon_walk_init, anon_walk_step, anon_walk_fini,
ANON_WALK_ALL },
{ "memlist", "walk specified memlist",
NULL, memlist_walk_step, NULL },
{ "page", "walk all pages, or those from the specified vnode",
page_walk_init, page_walk_step, page_walk_fini },
{ "seg", "given an as, list of segments",
seg_walk_init, avl_walk_step, avl_walk_fini },
{ "segvn_anon",
"given a struct segvn_data, list allocated anon structures",
segvn_anon_walk_init, anon_walk_step, anon_walk_fini,
ANON_WALK_ALLOC },
{ "segvn_anon_all",
"given a struct segvn_data, list contents of all anon slots",
segvn_anon_walk_init, anon_walk_step, anon_walk_fini,
ANON_WALK_ALL },
{ "segvn_pages",
"given a struct segvn_data, list resident pages in "
"offset order",
segvn_pages_walk_init, segvn_pages_walk_step,
segvn_pages_walk_fini, SEGVN_PAGES_RESIDENT },
{ "segvn_pages_all",
"for each offset in a struct segvn_data, give page_t pointer "
"(if resident), or NULL.",
segvn_pages_walk_init, segvn_pages_walk_step,
segvn_pages_walk_fini, SEGVN_PAGES_ALL },
{ "swapinfo", "walk swapinfo structures",
swap_walk_init, swap_walk_step, NULL },
{ "modhash", "walk list of mod_hash structures", modhash_walk_init,
modhash_walk_step, NULL },
{ "modent", "walk list of entries in a given mod_hash",
modent_walk_init, modent_walk_step, modent_walk_fini },
{ "modchain", "walk list of entries in a given mod_hash_entry",
NULL, modchain_walk_step, NULL },
{ "icmp", "walk ICMP control structures using MI for all stacks",
mi_payload_walk_init, mi_payload_walk_step, NULL,
&mi_icmp_arg },
{ "mi", "given a MI_O, walk the MI",
mi_walk_init, mi_walk_step, mi_walk_fini, NULL },
{ "sonode", "given a sonode, walk its children",
sonode_walk_init, sonode_walk_step, sonode_walk_fini, NULL },
{ "icmp_stacks", "walk all the icmp_stack_t",
icmp_stacks_walk_init, icmp_stacks_walk_step, NULL },
{ "tcp_stacks", "walk all the tcp_stack_t",
tcp_stacks_walk_init, tcp_stacks_walk_step, NULL },
{ "udp_stacks", "walk all the udp_stack_t",
udp_stacks_walk_init, udp_stacks_walk_step, NULL },
{ "netstack", "walk a list of kernel netstacks",
netstack_walk_init, netstack_walk_step, NULL },
{ NVPAIR_WALKER_NAME, NVPAIR_WALKER_DESCR,
nvpair_walk_init, nvpair_walk_step, NULL },
{ "pcie_bus", "walk all pcie_bus_t's", pcie_bus_walk_init,
pcie_bus_walk_step, NULL },
{ "rctl_dict_list", "walk all rctl_dict_entry_t's from rctl_lists",
rctl_dict_walk_init, rctl_dict_walk_step, NULL },
{ "rctl_set", "given a rctl_set, walk all rctls", rctl_set_walk_init,
rctl_set_walk_step, NULL },
{ "rctl_val", "given a rctl_t, walk all rctl_val entries associated",
rctl_val_walk_init, rctl_val_walk_step },
{ "blocked", "walk threads blocked on a given sobj",
blocked_walk_init, blocked_walk_step, NULL },
{ "wchan", "given a wchan, list of blocked threads",
wchan_walk_init, wchan_walk_step, wchan_walk_fini },
{ "b_cont", "walk mblk_t list using b_cont",
mblk_walk_init, b_cont_step, mblk_walk_fini },
{ "b_next", "walk mblk_t list using b_next",
mblk_walk_init, b_next_step, mblk_walk_fini },
{ "qlink", "walk queue_t list using q_link",
queue_walk_init, queue_link_step, queue_walk_fini },
{ "qnext", "walk queue_t list using q_next",
queue_walk_init, queue_next_step, queue_walk_fini },
{ "strftblk", "given a dblk_t, walk STREAMS flow trace event list",
strftblk_walk_init, strftblk_step, strftblk_walk_fini },
{ "readq", "walk read queue side of stdata",
str_walk_init, strr_walk_step, str_walk_fini },
{ "writeq", "walk write queue side of stdata",
str_walk_init, strw_walk_step, str_walk_fini },
{ "taskq_thread", "given a taskq_t, list all of its threads",
taskq_thread_walk_init,
taskq_thread_walk_step,
taskq_thread_walk_fini },
{ "taskq_entry", "given a taskq_t*, list all taskq_ent_t in the list",
taskq_ent_walk_init, taskq_ent_walk_step, NULL },
{ "deathrow", "walk threads on both lwp_ and thread_deathrow",
deathrow_walk_init, deathrow_walk_step, NULL },
{ "cpu_dispq", "given a cpu_t, walk threads in dispatcher queues",
cpu_dispq_walk_init, dispq_walk_step, dispq_walk_fini },
{ "cpupart_dispq",
"given a cpupart_t, walk threads in dispatcher queues",
cpupart_dispq_walk_init, dispq_walk_step, dispq_walk_fini },
{ "lwp_deathrow", "walk lwp_deathrow",
lwp_deathrow_walk_init, deathrow_walk_step, NULL },
{ "thread", "global or per-process kthread_t structures",
thread_walk_init, thread_walk_step, thread_walk_fini },
{ "thread_deathrow", "walk threads on thread_deathrow",
thread_deathrow_walk_init, deathrow_walk_step, NULL },
{ "tsd", "walk list of thread-specific data",
tsd_walk_init, tsd_walk_step, tsd_walk_fini },
{ "tnrh", "walk remote host cache structures",
tnrh_walk_init, tnrh_walk_step, tnrh_walk_fini },
{ "tnrhtp", "walk remote host template structures",
tnrhtp_walk_init, tnrhtp_walk_step, tnrhtp_walk_fini },
#ifndef _KMDB
{ "typeconflict", "walk buffers with conflicting type inferences",
typegraph_walk_init, typeconflict_walk_step },
{ "typeunknown", "walk buffers with unknown types",
typegraph_walk_init, typeunknown_walk_step },
#endif
{ "vfs", "walk file system list",
vfs_walk_init, vfs_walk_step },
{ "zone", "walk a list of kernel zones",
zone_walk_init, zone_walk_step, NULL },
{ "zsd", "walk list of zsd entries for a zone",
zsd_walk_init, zsd_walk_step, NULL },
{ NULL }
};
static const mdb_modinfo_t modinfo = { MDB_API_VERSION, dcmds, walkers };
static void
genunix_statechange_cb(void *ignored)
{
leaky_cleanup(1);
stacks_cleanup(1);
kmem_statechange();
}
const mdb_modinfo_t *
_mdb_init(void)
{
kmem_init();
(void) mdb_callback_add(MDB_CALLBACK_STCHG,
genunix_statechange_cb, NULL);
#ifndef _KMDB
gcore_init();
#endif
return (&modinfo);
}
void
_mdb_fini(void)
{
leaky_cleanup(1);
stacks_cleanup(1);
}
