/*
* Linux compatible /proc/<pid>/stat. Only active when the -o linux
* mountflag is used.
*/
int
procfs_do_pid_stat(struct lwp *curl, struct lwp *l,
struct pfsnode *pfs, struct uio *uio)
{
char *bf;
struct proc *p = l->l_proc;
int len;
struct tty *tty = p->p_session->s_ttyp;
struct rusage *ru = &p->p_stats->p_ru;
struct rusage *cru = &p->p_stats->p_cru;
unsigned long stext = 0, etext = 0, sstack = 0;
struct timeval rt;
struct vmspace *vm;
int error = 0;
bf = malloc(LBFSZ, M_TEMP, M_WAITOK);
if ((error = proc_vmspace_getref(p, &vm)) != 0) {
goto out;
}
get_proc_size_info(l, &stext, &etext, &sstack);
mutex_enter(proc_lock);
mutex_enter(p->p_lock);
calcru(p, NULL, NULL, NULL, &rt);
len = snprintf(bf, LBFSZ,
"%d (%s) %c %d %d %d %lld %d "
"%u "
"%lu %lu %lu %lu %lu %lu %lu %lu "
"%d %d %d "
"%lld %lld %lu %lu %" PRIu64 " "
"%lu %lu %lu "
"%u %u "
"%u %u %u %u "
"%lu %lu %lu %d %d\n",
p->p_pid,
p->p_comm,
"0IR3SZD"[(p->p_stat > 6) ? 0 : (int)p->p_stat],
(p->p_pptr != NULL) ? p->p_pptr->p_pid : 0,
p->p_pgid,
p->p_session->s_sid,
(unsigned long long)(tty ? tty->t_dev : 0),
(tty && tty->t_pgrp) ? tty->t_pgrp->pg_id : 0,
p->p_flag,
ru->ru_minflt,
cru->ru_minflt,
ru->ru_majflt,
cru->ru_majflt,
(long)USEC_2_TICKS(ru->ru_utime.tv_usec),
(long)USEC_2_TICKS(ru->ru_stime.tv_usec),
(long)USEC_2_TICKS(cru->ru_utime.tv_usec),
(long)USEC_2_TICKS(cru->ru_stime.tv_usec),
l->l_priority, /* XXX: priority */
p->p_nice - 20,
0,
(long long)rt.tv_sec,
(long long)p->p_stats->p_start.tv_sec,
(unsigned long)(vm->vm_tsize + vm->vm_dsize + vm->vm_ssize), /* size */
(unsigned long)(vm->vm_rssize), /* resident */
p->p_rlimit[RLIMIT_RSS].rlim_cur,
stext, /* start code */
etext, /* end code */
sstack, /* mm start stack */
0, /* XXX: pc */
0, /* XXX: sp */
p->p_sigpend.sp_set.__bits[0], /* XXX: pending */
0, /* XXX: held */
p->p_sigctx.ps_sigignore.__bits[0], /* ignored */
p->p_sigctx.ps_sigcatch.__bits[0], /* caught */
(unsigned long)(intptr_t)l->l_wchan,
ru->ru_nvcsw,
ru->ru_nivcsw,
p->p_exitsig,
0); /* XXX: processor */
mutex_exit(p->p_lock);
mutex_exit(proc_lock);
uvmspace_free(vm);
if (len == 0)
goto out;
error = uiomove_frombuf(bf, len, uio);
out:
free(bf, M_TEMP);
return error;
}
/*
* Linux compatible /proc/<pid>/stat. Only active when the -o linux
* mountflag is used.
*/
int
procfs_do_pid_stat(struct lwp *curl, struct lwp *l,
struct pfsnode *pfs, struct uio *uio)
{
char *bf;
struct proc *p = l->l_proc;
int len;
struct rusage *cru = &p->p_stats->p_cru;
unsigned long stext = 0, etext = 0, sstack = 0;
struct timeval rt;
struct vmspace *vm;
struct kinfo_proc2 ki;
int error = 0;
bf = malloc(LBFSZ, M_TEMP, M_WAITOK);
if ((error = proc_vmspace_getref(p, &vm)) != 0) {
goto out;
}
get_proc_size_info(l, &stext, &etext, &sstack);
mutex_enter(proc_lock);
mutex_enter(p->p_lock);
fill_kproc2(p, &ki, false);
calcru(p, NULL, NULL, NULL, &rt);
len = snprintf(bf, LBFSZ,
"%d (%s) %c %d %d %d %u %d "
"%u "
"%"PRIu64" %lu %"PRIu64" %lu %"PRIu64" %"PRIu64" %"PRIu64" %"PRIu64" "
"%d %d %"PRIu64" "
"%lld %"PRIu64" %"PRId64" %lu %"PRIu64" "
"%lu %lu %lu "
"%u %u "
"%u %u %u %u "
"%"PRIu64" %"PRIu64" %"PRIu64" %d %"PRIu64"\n",
ki.p_pid, /* 1 pid */
ki.p_comm, /* 2 tcomm */
"0RRSTZXR8"[(ki.p_stat > 8) ? 0 : (int)ki.p_stat], /* 3 state */
ki.p_ppid, /* 4 ppid */
ki.p__pgid, /* 5 pgrp */
ki.p_sid, /* 6 sid */
(ki.p_tdev != (uint32_t)NODEV) ? ki.p_tdev : 0, /* 7 tty_nr */
ki.p_tpgid, /* 8 tty_pgrp */
ki.p_flag, /* 9 flags */
ki.p_uru_minflt, /* 10 min_flt */
cru->ru_minflt,
ki.p_uru_majflt, /* 12 maj_flt */
cru->ru_majflt,
UTIME2TICKS(ki.p_uutime_sec, ki.p_uutime_usec), /* 14 utime */
UTIME2TICKS(ki.p_ustime_sec, ki.p_ustime_usec), /* 15 stime */
UTIME2TICKS(cru->ru_utime.tv_sec, cru->ru_utime.tv_usec), /* 16 cutime */
UTIME2TICKS(cru->ru_stime.tv_sec, cru->ru_stime.tv_usec), /* 17 cstime */
ki.p_priority, /* XXX: 18 priority */
ki.p_nice - NZERO, /* 19 nice */
ki.p_nlwps, /* 20 num_threads */
(long long)rt.tv_sec,
UTIME2TICKS(ki.p_ustart_sec, ki.p_ustart_usec), /* 22 start_time */
ki.p_vm_msize, /* 23 vsize */
PGTOKB(ki.p_vm_rssize), /* 24 rss */
p->p_rlimit[RLIMIT_RSS].rlim_cur, /* 25 rsslim */
stext, /* 26 start_code */
etext, /* 27 end_code */
sstack, /* 28 start_stack */
0, /* XXX: 29 esp */
0, /* XXX: 30 eip */
ki.p_siglist.__bits[0], /* XXX: 31 pending */
0, /* XXX: 32 blocked */
ki.p_sigignore.__bits[0], /* 33 sigign */
ki.p_sigcatch.__bits[0], /* 34 sigcatch */
ki.p_wchan, /* 35 wchan */
ki.p_uru_nvcsw,
ki.p_uru_nivcsw,
ki.p_exitsig, /* 38 exit_signal */
ki.p_cpuid); /* 39 task_cpu */
mutex_exit(p->p_lock);
mutex_exit(proc_lock);
uvmspace_free(vm);
if (len == 0)
goto out;
error = uiomove_frombuf(bf, len, uio);
out:
free(bf, M_TEMP);
return error;
}
