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RE: [Xen-devel] Xm-test fails to pass sanity checks in hvm mode

To: "Daniel Stekloff" <dsteklof@xxxxxxxxxx>
Subject: RE: [Xen-devel] Xm-test fails to pass sanity checks in hvm mode
From: "Li, Xin B" <xin.b.li@xxxxxxxxx>
Date: Wed, 12 Apr 2006 06:32:00 +0800
Cc: xen-devel@xxxxxxxxxxxxxxxxxxx, Lynn Bendixsen <lbendixs@xxxxxxxxxx>
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Thread-index: AcZdt2MDeQbVJ7IiQQSYEznlt2sLLQAADd+g
Thread-topic: [Xen-devel] Xm-test fails to pass sanity checks in hvm mode
>> I'm not in the context, but still have some comments here :-).
>> Basically we *can* boot a SMP kernel in a UP VMX domain. To boot up a
>> SMP kernel, we need vcpus > 1, acpi = 1 and apic = 1 in the 
>config file,
>> or you are just running a UP VMX domain.
>> Some old version Linux SMP kernel can *not* boot in a SMP VMX domain,
>> but the root cause is PAE support code, which is mixed with 
>SMP code in
>> Linux kernel :-(, newer version Linux, like 2.6.12+, should work.
>> Actually we have a fix to this PAE issue, but more tests needed.
>Are you using the qemu-dm that's in the xen-unstable tree? 
>I can't get the SMP kernel to boot. I got a 2.6.16 SMP kernel, 
>made sure
>the options were set in the config, and I get the following error
>"Unknown interrupt or fault at EIP 00000060 c0100295 0000294"

Your SMP kernel is PAE enabled, so add pae = 1 to your config file.
Or, compile a none PAE SMP kernel.

>Either way, if you'd like to do more testing using xm-test - then it
>will need to be patched to have the correct config options.

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