From: "Randy.Dunlap" <rddunlap@osdl.org>
To: <rml@ufl.edu>
Cc: <cmrivera@ufl.edu>, <linux-kernel@vger.kernel.org>
Subject: Re: /proc/stat's intr field looks odd, although /proc/interrupts seems correct
Date: Sun, 10 Aug 2003 21:33:05 -0700 (PDT) [thread overview]
Message-ID: <34253.4.4.25.4.1060576385.squirrel@www.osdl.org> (raw)
In-Reply-To: <1060574873.684.41.camel@localhost>
> On Sun, 2003-08-10 at 20:48, Randy.Dunlap wrote:
>
>> Yes, for most architectures, it prints interrupts from 0 thru NR_IRQS:
>> for (i = 0 ; i < NR_IRQS ; i++)
>> len += sprintf(page + len, " %u", kstat_irqs(i));
>> and NR_IRQS varies depending on the kernel build options, but (for x86) is
>> usually either 16 or 224.
>
> Eww. So I guess on SMP, it is 224.
Yes.
> Might be nice to only print lines that are registered, like
> /proc/interrupts. But then you have no way of knowing which field is which
> interrupt line. Ugh.
>
> How can we expect anything to parse that line?
Ugh-ly? We can move it to sysfs and then change the file format
to intnum:count pairs (e.g.).
~Randy
next prev parent reply other threads:[~2003-08-11 4:33 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-08-11 3:33 Chris Rivera
2003-08-11 3:48 ` Randy.Dunlap
2003-08-11 4:07 ` Robert Love
2003-08-11 4:33 ` Randy.Dunlap [this message]
2003-08-11 4:35 ` Robert Love
2003-08-11 4:41 ` Randy.Dunlap
2003-08-11 4:45 ` Robert Love
2003-08-11 5:23 ` Zwane Mwaikambo
2003-08-11 5:55 ` Zwane Mwaikambo
2003-08-11 6:12 ` Zwane Mwaikambo
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