Re: [patch] x86 supports NO_IRQ convention

[Johannes Stezenbach]

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
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