/*
* Linux compatible /proc/meminfo. Only active when the -o linux
* mountflag is used.
*/
int
procfs_domeminfo(struct proc *curp, struct proc *p, struct pfsnode *pfs,
struct uio *uio)
{
char buf[512], *cp;
int len, error;
len = snprintf(buf, sizeof buf,
" total: used: free: shared: buffers: cached:\n"
"Mem: %8lu %8lu %8lu %8lu %8lu %8lu\n"
"Swap: %8lu %8lu %8lu\n"
"MemTotal: %8lu kB\n"
"MemFree: %8lu kB\n"
"MemShared: %8lu kB\n"
"Buffers: %8lu kB\n"
"Cached: %8lu kB\n"
"SwapTotal: %8lu kB\n"
"SwapFree: %8lu kB\n",
PGTOB(uvmexp.npages),
PGTOB(uvmexp.npages - uvmexp.free),
PGTOB(uvmexp.free),
0L,
0L,
0L,
PGTOB(uvmexp.swpages),
PGTOB(uvmexp.swpginuse),
PGTOB(uvmexp.swpages - uvmexp.swpginuse),
PGTOKB(uvmexp.npages),
PGTOKB(uvmexp.free),
0L,
0L,
0L,
PGTOKB(uvmexp.swpages),
PGTOKB(uvmexp.swpages - uvmexp.swpginuse));
if (len == 0)
return 0;
len -= uio->uio_offset;
cp = buf + uio->uio_offset;
len = imin(len, uio->uio_resid);
if (len <= 0)
error = 0;
else
error = uiomove(cp, len, uio);
return error;
}
/*
* Linux compatible /proc/meminfo. Only active when the -o linux
* mountflag is used.
*/
int
procfs_domeminfo(struct lwp *curl, struct proc *p,
struct pfsnode *pfs, struct uio *uio)
{
char *bf;
int len;
int error = 0;
bf = malloc(LBFSZ, M_TEMP, M_WAITOK);
len = snprintf(bf, LBFSZ,
" total: used: free: shared: buffers: cached:\n"
"Mem: %8lu %8lu %8lu %8lu %8lu %8lu\n"
"Swap: %8lu %8lu %8lu\n"
"MemTotal: %8lu kB\n"
"MemFree: %8lu kB\n"
"MemShared: %8lu kB\n"
"Buffers: %8lu kB\n"
"Cached: %8lu kB\n"
"SwapTotal: %8lu kB\n"
"SwapFree: %8lu kB\n",
PGTOB(uvmexp.npages),
PGTOB(uvmexp.npages - uvmexp.free),
PGTOB(uvmexp.free),
0L,
PGTOB(uvmexp.filepages),
PGTOB(uvmexp.anonpages + uvmexp.filepages + uvmexp.execpages),
PGTOB(uvmexp.swpages),
PGTOB(uvmexp.swpginuse),
PGTOB(uvmexp.swpages - uvmexp.swpginuse),
PGTOKB(uvmexp.npages),
PGTOKB(uvmexp.free),
0L,
PGTOKB(uvmexp.filepages),
PGTOKB(uvmexp.anonpages + uvmexp.filepages + uvmexp.execpages),
PGTOKB(uvmexp.swpages),
PGTOKB(uvmexp.swpages - uvmexp.swpginuse));
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;
}
