Messages in this thread | | | Date | Fri, 10 Oct 2008 15:09:38 -0700 | From | Greg KH <> | Subject | Re: [stable] [PATCH] x86: Reserve FIRST_DEVICE_VECTOR in used_vectors bitmap |
| |
On Fri, Oct 10, 2008 at 10:49:07PM +0100, Alan Cox wrote: > > > And more importantly dev->irq == 0 or IRQ == 0 to anything but arch > > > internal code means "no interrupt line". > > > > I thought we had changed that a while ago, as some arches had 0 as a > > valid irq line. > > No .. Linus decreed (and I think sensibly myself that IRQ = 0 meant no > IRQ assigned).. the argument being that in C you naturally write stuff > like > > if (!dev->irq)
Ok, I was confused, thanks.
> I can dig up the reference URLS to the list mails if you want
Nah, I trust you :)
thanks,
greg k-h
| |