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RE: [Xen-ia64-devel] [PATCH] Fix delivering guest vhpt fault

To: "Magenheimer, Dan \(HP Labs Fort Collins\)" <dan.magenheimer@xxxxxx>, <xen-ia64-devel@xxxxxxxxxxxxxxxxxxx>
Subject: RE: [Xen-ia64-devel] [PATCH] Fix delivering guest vhpt fault
From: "Tian, Kevin" <kevin.tian@xxxxxxxxx>
Date: Tue, 1 Nov 2005 08:33:05 +0800
Delivery-date: Tue, 01 Nov 2005 00:30:05 +0000
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Thread-topic: [Xen-ia64-devel] [PATCH] Fix delivering guest vhpt fault
I tried that, but failed because IA64_VHPT_TRANS_VECTOR is defined same as 
IA64_NO_FAULT. So add that one line patch being lazy to change more. ;-)

Thanks,
Kevin

>-----Original Message-----
>From: Magenheimer, Dan (HP Labs Fort Collins) [mailto:dan.magenheimer@xxxxxx]
>Sent: 2005年11月1日 7:22
>To: Tian, Kevin; xen-ia64-devel@xxxxxxxxxxxxxxxxxxx
>Subject: RE: [Xen-ia64-devel] [PATCH] Fix delivering guest vhpt fault
>
>Actually I think the correct fix for this is in vcpu.c, changing
>the "return IA64_VHPT_FAULT" to "return IA64_VHPT_TRANS_VECTOR"
>(and also removing the definition of IA64_VHPT_FAULT from ia64_int.h
>as it is no longer used).  Do you agree?
>
>Thanks,
>Dan
>
>> -----Original Message-----
>> From: xen-ia64-devel-bounces@xxxxxxxxxxxxxxxxxxx
>> [mailto:xen-ia64-devel-bounces@xxxxxxxxxxxxxxxxxxx] On Behalf
>> Of Tian, Kevin
>> Sent: Monday, October 31, 2005 5:28 AM
>> To: xen-ia64-devel@xxxxxxxxxxxxxxxxxxx
>> Subject: [Xen-ia64-devel] [PATCH] Fix delivering guest vhpt fault
>>
>> We need mask lower bits of vector in check_bad_nested_interruption, or
>> else I saw endless "psr.ic off, delivering fault=7..." when ready to
>> deliver vhpt fault to dom0 after some domain switches.
>>
>> Signed-off-by Kevin Tian <Kevin.tian@xxxxxxxxx>
>>
>> Thanks,
>> Kevin
>>

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