From: Olaf Hering <olh@suse.de>
To: Andrew Morton <akpm@osdl.org>, linux-kernel@vger.kernel.org
Subject: [PATCH] disable per cpu intr in /proc/stat
Date: Sun, 22 Jan 2006 21:22:04 +0100 [thread overview]
Message-ID: <20060122202204.GA26295@suse.de> (raw)
(No bugzilla or benchmark)
From: schwab@suse.de
Subject: Reading /proc/stat is slooow
Don't compute and display the per-irq sums on ia64 either, too much
overhead for mostly useless figures.
--- linux-2.6.14/fs/proc/proc_misc.c.~1~ 2005-12-06 18:12:28.840059961 +0100
+++ linux-2.6.14/fs/proc/proc_misc.c 2005-12-06 18:13:51.211896515 +0100
@@ -498,7 +498,7 @@ static int show_stat(struct seq_file *p,
}
seq_printf(p, "intr %llu", (unsigned long long)sum);
-#if !defined(CONFIG_PPC64) && !defined(CONFIG_ALPHA)
+#if !defined(CONFIG_PPC64) && !defined(CONFIG_ALPHA) && !defined(CONFIG_IA64)
for (i = 0; i < NR_IRQS; i++)
seq_printf(p, " %u", kstat_irqs(i));
#endif
--
short story of a lazy sysadmin:
alias appserv=wotan
next reply other threads:[~2006-01-22 20:22 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-01-22 20:22 Olaf Hering [this message]
2006-01-22 20:31 ` [PATCH] disable per cpu intr in /proc/stat Andrew Morton
2006-01-22 20:59 ` Tony Luck
2006-01-22 20:38 ` Jesper Juhl
2006-01-23 0:02 Albert Cahalan
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