Messages in this thread | | | Date | Thu, 21 Jan 2010 10:56:22 +0200 | From | Avi Kivity <> | Subject | Re: [PATCH v3 04/12] Add "handle page fault" PV helper. |
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On 01/20/2010 07:18 PM, Rik van Riel wrote: > On 01/20/2010 07:00 AM, Avi Kivity wrote: >> On 01/20/2010 12:02 PM, Gleb Natapov wrote: >>> >>> I can inject the event as HW interrupt on vector greater then 32 but >>> not >>> go through APIC so EOI will not be required. This sounds >>> non-architectural >>> and I am not sure kernel has entry point code for this kind of >>> event, it >>> has one for exception and one for interrupts that goes through >>> __do_IRQ() >>> which assumes that interrupts should be ACKed. >> >> Further, we start to interact with the TPR; Linux doesn't use the TPR or >> cr8 but if it does one day we don't want it interfering with apf. > > That's not an issue is it? The guest will tell the host what > vector to use for pseudo page faults.
And kill 15 other vectors?
-- error compiling committee.c: too many arguments to function
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