Messages in this thread | | | Date | Sun, 22 Jan 2006 21:38:22 +0100 | From | Jesper Juhl <> | Subject | Re: [PATCH] disable per cpu intr in /proc/stat |
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On 1/22/06, Olaf Hering <olh@suse.de> wrote: > (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
Hmm, this changes userspace visible data... should we be doing that?
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