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Index: bin/ps/extern.h
===================================================================
--- bin/ps/extern.h
+++ bin/ps/extern.h
@@ -48,6 +48,7 @@
char *arguments(KINFO *, VARENT *);
char *command(KINFO *, VARENT *);
char *cputime(KINFO *, VARENT *);
+char *cpunum(KINFO *, VARENT *);
int donlist(void);
char *elapsed(KINFO *, VARENT *);
char *elapseds(KINFO *, VARENT *);
Index: bin/ps/keyword.c
===================================================================
--- bin/ps/keyword.c
+++ bin/ps/keyword.c
@@ -85,6 +85,7 @@
UINT, "u", 0},
{"cpu", "CPU", NULL, "cpu-usage", 0, kvar, KOFF(ki_estcpu), UINT, "d",
0},
+ {"cpu#", "C", NULL, "on-cpu", 0, cpunum, 0, CHAR, NULL, 0},
{"cputime", "", "time", NULL, 0, NULL, 0, CHAR, NULL, 0},
{"dsiz", "DSIZ", NULL, "data-size", 0, kvar, KOFF(ki_dsize), PGTOK,
"ld", 0},
Index: bin/ps/print.c
===================================================================
--- bin/ps/print.c
+++ bin/ps/print.c
@@ -550,6 +550,19 @@
return (printtime(k, ve, secs, psecs));
}
+char *
+cpunum(KINFO *k, VARENT *ve __unused)
+{
+ char *cpu;
+
+ if (k->ki_p->ki_stat == SRUN && k->ki_p->ki_oncpu != NOCPU) {
+ asprintf(&cpu, "%d", k->ki_p->ki_oncpu);
+ } else {
+ asprintf(&cpu, "%d", k->ki_p->ki_lastcpu);
+ }
+ return (cpu);
+}
+
char *
systime(KINFO *k, VARENT *ve)
{
Index: bin/ps/ps.1
===================================================================
--- bin/ps/ps.1
+++ bin/ps/ps.1
@@ -312,6 +312,9 @@
be very young) it is possible for the sum of all
.Cm %cpu
fields to exceed 100%.
+.It Cm cpu#
+The processor number on which the process is executing (visible only on SMP
+systems).
.It Cm %mem
The percentage of real memory used by this process.
.It Cm class

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