From: Johannes Stezenbach <js@linuxtv.org>
To: Alan Cox <alan@lxorguk.ukuu.org.uk>
Cc: David Brownell <david-b@pacbell.net>,
lkml <linux-kernel@vger.kernel.org>,
Thomas Gleixner <tglx@linutronix.de>, Ingo Molnar <mingo@elte.hu>,
hpa@zytor.com
Subject: Re: [patch] x86 supports NO_IRQ convention
Date: Mon, 23 Jun 2008 13:34:22 +0200 [thread overview]
Message-ID: <20080623113422.GA20419@linuxtv.org> (raw)
In-Reply-To: <20080623100823.61213c3f@lxorguk.ukuu.org.uk>
On Mon, Jun 23, 2008 at 10:08:23AM +0100, Alan Cox wrote:
>
> Zero is not a valid IRQ in the kernel mapping of things. If you have a
> physical IRQ 0 remap it.
I'm confused. On my Thinkpad with kernel 2.6.25 I get:
$ cat /proc/interrupts
CPU0
0: 4398925 XT-PIC-XT timer
1: 287065 XT-PIC-XT i8042
2: 0 XT-PIC-XT cascade
...
Johannes
next prev parent reply other threads:[~2008-06-23 11:34 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-06-23 2:53 [patch] x86 supports NO_IRQ convention David Brownell
2008-06-23 9:08 ` Alan Cox
2008-06-23 11:29 ` David Brownell
2008-06-23 14:20 ` Alan Cox
2008-06-23 11:34 ` Johannes Stezenbach [this message]
2008-06-23 10:42 ` Benjamin Herrenschmidt
2008-06-23 11:28 ` David Brownell
2008-06-23 20:06 ` Benjamin Herrenschmidt
[not found] <fa.mcHAIQmpGZB1Vrm7ZD4/q9eo08Y@ifi.uio.no>
[not found] ` <fa.E+RvbN2EFmsI1cxQ84PIB8FbX50@ifi.uio.no>
[not found] ` <fa.EDfpY1oxab2UaliWrUY0jyr5T1k@ifi.uio.no>
2008-06-24 2:20 ` Robert Hancock
2008-06-24 6:39 ` David Brownell
2008-06-24 9:12 ` Alan Cox
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