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authorTheo de Raadt <deraadt@cvs.openbsd.org>2008-11-11 15:33:03 +0000
committerTheo de Raadt <deraadt@cvs.openbsd.org>2008-11-11 15:33:03 +0000
commit0f2566251b73fe62a01e3aeb696314d00419b679 (patch)
treeeeadd4c3f194566f9e8bf5ad791580a7ffc47552 /sys/kern/tty.c
parentdacc424ffc7fab4dad00b1fd38e0ef914eddf187 (diff)
for ^T support, grab all the information from the process before going
into a potentially sleeping function... ok tedu.
Diffstat (limited to 'sys/kern/tty.c')
-rw-r--r--sys/kern/tty.c34
1 files changed, 17 insertions, 17 deletions
diff --git a/sys/kern/tty.c b/sys/kern/tty.c
index e7d82f5f68e..e12779631c4 100644
--- a/sys/kern/tty.c
+++ b/sys/kern/tty.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: tty.c,v 1.77 2008/07/28 06:13:22 stefan Exp $ */
+/* $OpenBSD: tty.c,v 1.78 2008/11/11 15:33:02 deraadt Exp $ */
/* $NetBSD: tty.c,v 1.68.4.2 1996/06/06 16:04:52 thorpej Exp $ */
/*-
@@ -2071,15 +2071,18 @@ ttyinfo(struct tty *tp)
else if ((p = LIST_FIRST(&tp->t_pgrp->pg_members)) == NULL)
ttyprintf(tp, "empty foreground process group\n");
else {
+ int pctcpu;
+ long rss;
+
/* Pick interesting process. */
for (pick = NULL; p != 0; p = LIST_NEXT(p, p_pglist))
if (proc_compare(pick, p))
pick = p;
- ttyprintf(tp, " cmd: %s %d [%s] ", pick->p_comm, pick->p_pid,
- pick->p_stat == SONPROC ? "running" :
- pick->p_stat == SRUN ? "runnable" :
- pick->p_wmesg ? pick->p_wmesg : "iowait");
+ /* Calculate percentage cpu, resident set size. */
+ pctcpu = (pick->p_pctcpu * 10000 + FSCALE / 2) >> FSHIFT;
+ rss = pick->p_stat == SIDL || P_ZOMBIE(pick) ? 0 :
+ vm_resident_count(pick->p_vmspace);
calcru(pick, &utime, &stime, NULL);
@@ -2089,8 +2092,6 @@ ttyinfo(struct tty *tp)
utime.tv_sec += 1;
utime.tv_usec -= 1000000;
}
- ttyprintf(tp, "%ld.%02ldu ", utime.tv_sec,
- utime.tv_usec / 10000);
/* Round up and print system time. */
stime.tv_usec += 5000;
@@ -2098,16 +2099,15 @@ ttyinfo(struct tty *tp)
stime.tv_sec += 1;
stime.tv_usec -= 1000000;
}
- ttyprintf(tp, "%ld.%02lds ", stime.tv_sec,
- stime.tv_usec / 10000);
-
-#define pgtok(a) (((u_long) ((a) * PAGE_SIZE) / 1024))
- /* Print percentage cpu, resident set size. */
- tmp = (pick->p_pctcpu * 10000 + FSCALE / 2) >> FSHIFT;
- ttyprintf(tp, "%d%% %ldk\n",
- tmp / 100,
- pick->p_stat == SIDL || P_ZOMBIE(pick) ? 0 :
- vm_resident_count(pick->p_vmspace));
+
+ ttyprintf(tp,
+ " cmd: %s %d [%s] %ld.%02ldu %ld.%02lds %d%% %ldk\n",
+ pick->p_comm, pick->p_pid,
+ pick->p_stat == SONPROC ? "running" :
+ pick->p_stat == SRUN ? "runnable" :
+ pick->p_wmesg ? pick->p_wmesg : "iowait",
+ utime.tv_sec, utime.tv_usec / 10000,
+ stime.tv_sec, stime.tv_usec / 10000, pctcpu / 100, rss);
}
tp->t_rocount = 0; /* so pending input will be retyped if BS */
}