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Re: [Xen-devel] [PATCH] Change spec of callback IRQ for PV-on-HVM onIA64

To: "Tian, Kevin" <kevin.tian@xxxxxxxxx>
Subject: Re: [Xen-devel] [PATCH] Change spec of callback IRQ for PV-on-HVM onIA64
From: Doi.Tsunehisa@xxxxxxxxxxxxxx
Date: Tue, 21 Nov 2006 16:45:22 +0900
Cc: xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxx>, Alex Williamson <alex.williamson@xxxxxx>
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You (Doi.Tsunehisa) said:
>> Maybe I'm missing something and you can help me understand. :-) 
>> Whatever the value is mangled in pdev->irq, you should always 
>> keep following two instances same:
>>      if ((ret = request_irq(pdev->irq, evtchn_interrupt, SA_SHIRQ,...
>> and
>>      if ((ret = set_callback_irq(pdev->irq)))
> 
>   In x86-linux, two instances are same. But in IA64-linux, previous one
> is a external interrupt vector for xen-platform interruption. Although
> latter one is a hardware IRQ id. Both values are not same in IA64-linux.

  Sorry.. This description is situation with my patch.
--
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