[Xen-devel] Re: [RFC][PATCH 08/10] x86: Don't ack_APIC_irq() if lapic is disabled in GENERIC_INTERRUPT_VECTOR handler

[Cyrill Gorcunov <gorcunov@xxxxxxxxx>]

[Cyrill Gorcunov - Wed, Sep 16, 2009 at 12:58:35PM +0400]
...
| 
| Hi Sheng,
| 
| is there was some problem with it? I'm asking you
| because if disable_apic=1 then any apic write/read
| operations become NOPs. So I don't see how it may
| hurt. But I could be missing something.
|  
|       -- Cyrill

Ah, I see -- it's due to your other patch...
Hmm this makes all "disable apic" idea less
general. And safety of ack_APIC_irq is now
under suspicious.

        -- Cyrill

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