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Re-apply r205683 with some modifications:
Fix some bogus values in linprocfs. Submitted by: Petr Salinger <Petr.Salinger@seznam.cz> Verified on: GNU/kFreeBSD debian 8.0-1-686 (by submitter) PR: 144584 Reviewed by / discussed with: kib, des, jhb, submitter
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Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=206081
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@ -110,12 +110,14 @@ __FBSDID("$FreeBSD$");
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/*
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* Various conversion macros
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*/
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#define T2J(x) (((x) * 100UL) / (stathz ? stathz : hz)) /* ticks to jiffies */
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#define T2J(x) ((long)(((x) * 100ULL) / (stathz ? stathz : hz))) /* ticks to jiffies */
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#define T2CS(x) ((unsigned long)(((x) * 100ULL) / (stathz ? stathz : hz))) /* ticks to centiseconds */
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#define T2S(x) ((x) / (stathz ? stathz : hz)) /* ticks to seconds */
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#define B2K(x) ((x) >> 10) /* bytes to kbytes */
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#define B2P(x) ((x) >> PAGE_SHIFT) /* bytes to pages */
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#define P2B(x) ((x) << PAGE_SHIFT) /* pages to bytes */
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#define P2K(x) ((x) << (PAGE_SHIFT - 10)) /* pages to kbytes */
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#define TV2J(x) ((x)->tv_sec * 100UL + (x)->tv_usec / 10000)
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/**
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* @brief Mapping of ki_stat in struct kinfo_proc to the linux state
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@ -505,9 +507,10 @@ linprocfs_douptime(PFS_FILL_ARGS)
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getmicrouptime(&tv);
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read_cpu_time(cp_time);
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sbuf_printf(sb, "%lld.%02ld %ld.%02ld\n",
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sbuf_printf(sb, "%lld.%02ld %ld.%02lu\n",
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(long long)tv.tv_sec, tv.tv_usec / 10000,
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T2S(cp_time[CP_IDLE]), T2J(cp_time[CP_IDLE]) % 100);
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T2S(cp_time[CP_IDLE] / mp_ncpus),
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T2CS(cp_time[CP_IDLE] / mp_ncpus) % 100);
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return (0);
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}
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@ -613,9 +616,17 @@ linprocfs_doprocstat(PFS_FILL_ARGS)
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struct kinfo_proc kp;
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char state;
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static int ratelimit = 0;
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vm_offset_t startcode, startdata;
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PROC_LOCK(p);
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fill_kinfo_proc(p, &kp);
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if (p->p_vmspace) {
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startcode = (vm_offset_t)p->p_vmspace->vm_taddr;
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startdata = (vm_offset_t)p->p_vmspace->vm_daddr;
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} else {
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startcode = 0;
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startdata = 0;
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};
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sbuf_printf(sb, "%d", p->p_pid);
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#define PS_ADD(name, fmt, arg) sbuf_printf(sb, " " fmt, arg)
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PS_ADD("comm", "(%s)", p->p_comm);
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@ -634,30 +645,27 @@ linprocfs_doprocstat(PFS_FILL_ARGS)
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PS_ADD("pgrp", "%d", p->p_pgid);
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PS_ADD("session", "%d", p->p_session->s_sid);
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PROC_UNLOCK(p);
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PS_ADD("tty", "%d", 0); /* XXX */
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PS_ADD("tty", "%d", kp.ki_tdev);
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PS_ADD("tpgid", "%d", kp.ki_tpgid);
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PS_ADD("flags", "%u", 0); /* XXX */
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PS_ADD("minflt", "%lu", kp.ki_rusage.ru_minflt);
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PS_ADD("cminflt", "%lu", kp.ki_rusage_ch.ru_minflt);
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PS_ADD("majflt", "%lu", kp.ki_rusage.ru_majflt);
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PS_ADD("cmajflt", "%lu", kp.ki_rusage_ch.ru_majflt);
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PS_ADD("utime", "%ld", T2J(tvtohz(&kp.ki_rusage.ru_utime)));
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PS_ADD("stime", "%ld", T2J(tvtohz(&kp.ki_rusage.ru_stime)));
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PS_ADD("cutime", "%ld", T2J(tvtohz(&kp.ki_rusage_ch.ru_utime)));
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PS_ADD("cstime", "%ld", T2J(tvtohz(&kp.ki_rusage_ch.ru_stime)));
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PS_ADD("utime", "%ld", TV2J(&kp.ki_rusage.ru_utime));
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PS_ADD("stime", "%ld", TV2J(&kp.ki_rusage.ru_stime));
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PS_ADD("cutime", "%ld", TV2J(&kp.ki_rusage_ch.ru_utime));
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PS_ADD("cstime", "%ld", TV2J(&kp.ki_rusage_ch.ru_stime));
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PS_ADD("priority", "%d", kp.ki_pri.pri_user);
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PS_ADD("nice", "%d", kp.ki_nice); /* 19 (nicest) to -19 */
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PS_ADD("0", "%d", 0); /* removed field */
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PS_ADD("itrealvalue", "%d", 0); /* XXX */
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/* XXX: starttime is not right, it is the _same_ for _every_ process.
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It should be the number of jiffies between system boot and process
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start. */
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PS_ADD("starttime", "%lu", T2J(tvtohz(&kp.ki_start)));
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PS_ADD("starttime", "%lu", TV2J(&kp.ki_start) - TV2J(&boottime));
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PS_ADD("vsize", "%ju", P2K((uintmax_t)kp.ki_size));
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PS_ADD("rss", "%ju", (uintmax_t)kp.ki_rssize);
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PS_ADD("rlim", "%lu", kp.ki_rusage.ru_maxrss);
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PS_ADD("startcode", "%u", (unsigned)0);
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PS_ADD("endcode", "%u", 0); /* XXX */
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PS_ADD("startcode", "%ju", (uintmax_t)startcode);
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PS_ADD("endcode", "%ju", (uintmax_t)startdata);
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PS_ADD("startstack", "%u", 0); /* XXX */
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PS_ADD("kstkesp", "%u", 0); /* XXX */
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PS_ADD("kstkeip", "%u", 0); /* XXX */
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@ -800,7 +808,7 @@ linprocfs_doprocstatus(PFS_FILL_ARGS)
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*/
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sbuf_printf(sb, "VmSize:\t%8ju kB\n", B2K((uintmax_t)kp.ki_size));
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sbuf_printf(sb, "VmLck:\t%8u kB\n", P2K(0)); /* XXX */
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sbuf_printf(sb, "VmRss:\t%8ju kB\n", P2K((uintmax_t)kp.ki_rssize));
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sbuf_printf(sb, "VmRSS:\t%8ju kB\n", P2K((uintmax_t)kp.ki_rssize));
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sbuf_printf(sb, "VmData:\t%8ju kB\n", P2K((uintmax_t)kp.ki_dsize));
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sbuf_printf(sb, "VmStk:\t%8ju kB\n", P2K((uintmax_t)kp.ki_ssize));
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sbuf_printf(sb, "VmExe:\t%8ju kB\n", P2K((uintmax_t)kp.ki_tsize));
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