From: William Lee Irwin III <wli@holomorphy.com>
To: linux-kernel@vger.kernel.org
Subject: check cpu_online() in nr_running()
Date: Tue, 25 Feb 2003 08:33:35 -0800 [thread overview]
Message-ID: <20030225163335.GD10396@holomorphy.com> (raw)
nr_uninterruptible() and nr_iowait() both check cpu_online(cpu) as
cpu ranges from 0 to NR_CPUS-1; so should nr_running().
-- wli
diff -urpN linux-2.5.63/kernel/sched.c nr_running-2.5.63-1/kernel/sched.c
--- linux-2.5.63/kernel/sched.c Thu Feb 20 20:33:52 2003
+++ nr_running-2.5.63-1/sched.c Tue Feb 25 08:23:09 2003
@@ -637,6 +637,8 @@
unsigned long i, sum = 0;
for (i = 0; i < NR_CPUS; i++)
+ if (!cpu_online(i))
+ continue;
sum += cpu_rq(i)->nr_running;
return sum;
next reply other threads:[~2003-02-25 16:24 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-02-25 16:33 William Lee Irwin III [this message]
2003-02-25 18:32 ` check cpu_online() in nr_running() Alan Cox
2003-02-25 17:51 ` William Lee Irwin III
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20030225163335.GD10396@holomorphy.com \
--to=wli@holomorphy.com \
--cc=linux-kernel@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.