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Re: [PATCH] au1x00 serial real interrupt

To: Russell King <>
Subject: Re: [PATCH] au1x00 serial real interrupt
From: Ralf Baechle <>
Date: Thu, 14 Sep 2006 19:10:37 +0100
Cc: Sergei Shtylyov <>, Rodolfo Giometti <>,
In-reply-to: <>
Original-recipient: rfc822;
References: <> <> <> <>
User-agent: Mutt/
On Sat, Sep 09, 2006 at 05:39:07PM +0100, Russell King wrote:

> Well, if you need IRQ0 to be real then redefining is_real_interrupt()
> is the correct way forward.
> However, Linus' policy is that IRQ0 shall be invalid at least on PCI
> systems, and architectures _should_ remap their real IRQ0 to some other
> number.  Personally I don't like this.  Hence why I prefer to give people
> the option.

I have no strong opinion either.  In some cases not having interrupt 0
available sucks because Linux will have to use a different interrupt
numbering than system documentation ...


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