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Fix header output when -P is specified and (ncpus - 1) != maxid.

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Reported by:	Hiroaki Shimizu
PR:		152738
This commit is contained in:
Hiroki Sato 2014-09-10 22:34:08 +00:00
parent de2b02fc74
commit 83a15ccf22
1 changed files with 10 additions and 6 deletions
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16
usr.bin/vmstat/vmstat.c
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@ -657,6 +657,8 @@ dovmstat(unsigned int interval, int reps)
uptime = getuptime();
halfuptime = uptime / 2;
rate_adj = 1;
ncpus = 1;
maxid = 0;
/*
* If the user stops the program (control-Z) and then resumes it,
@ -702,7 +704,7 @@ dovmstat(unsigned int interval, int reps)
}
for (hdrcnt = 1;;) {
if (!--hdrcnt)
printhdr(ncpus, cpumask);
printhdr(maxid, cpumask);
if (kd != NULL) {
if (kvm_getcptime(kd, cur.cp_time) < 0)
errx(1, "kvm_getcptime: %s", kvm_geterr(kd));
@ -753,7 +755,7 @@ dovmstat(unsigned int interval, int reps)
errx(1, "%s", devstat_errbuf);
break;
case 1:
printhdr(ncpus, cpumask);
printhdr(maxid, cpumask);
break;
default:
break;
@ -822,7 +824,7 @@ dovmstat(unsigned int interval, int reps)
}
static void
printhdr(int ncpus, u_long cpumask)
printhdr(int maxid, u_long cpumask)
{
int i, num_shown;
@ -834,7 +836,7 @@ printhdr(int ncpus, u_long cpumask)
(void)printf("disk");
(void)printf(" faults ");
if (Pflag) {
for (i = 0; i < ncpus; i++) {
for (i = 0; i <= maxid; i++) {
if (cpumask & (1ul << i))
printf("cpu%-2d ", i);
}
@ -850,8 +852,10 @@ printhdr(int ncpus, u_long cpumask)
dev_select[i].unit_number);
(void)printf(" in sy cs");
if (Pflag) {
for (i = 0; i < ncpus; i++)
printf(" us sy id");
for (i = 0; i <= maxid; i++) {
if (cpumask & (1ul << i))
printf(" us sy id");
}
printf("\n");
} else
printf(" us sy id\n");