Re: KVM Test result, kernel ff5bdac.., userspace eb2fd67.. --OneNew Issue

Yunfeng Zhao
2008-06-16T03:35:14Z

> On Thu, Jun 12, 2008 at 05:25:33PM +0800, Yunfeng Zhao wrote:
>
>> Marcelo Tosatti wrote:
>>
>>> On Fri, Jun 06, 2008 at 11:11:12AM +0800, Yunfeng Zhao wrote:
>>>
>>>
>>>> Hi All,
>>>>
>>>> This is today's KVM test result against kvm.git
>>>> ff5bdac4be0230e0bb33e4208ac0a91343c72929 and kvm-userspace.git
>>>> eb2fd67cbecdb573f908697ed41b81ee312372bd.
>>>>
>
>
>>> sure hugetlb_fault() is called with the right write_access parameter.
>>>
>>> Can you please upgrade your test hosts to 2.6.25 or newer?
>>>
>> I tried to test it against 2.6.25-rc5.
>> The host hanged while booting a xp guest.
>>
>
> Yunfeng,
>
> Good news is that I can't reproduce the problem with kvm.tip as of
> today. Both Win XP and Win 2000 Server boot happily (note: before those
> fixes 2000 would crash complaining about PFN list corruption) and all of
> their memory is mapped with 2MB pagetables.
>
> Bad news is that I can't reproduce the problem at all anymore, so its
> hard to pinpoint which change fixed it (assuming the bug is actually
> fixed).
>
> So, since there have been two important hugetlb fixes since
> ff5bdac4be0230e0bb33e4208ac0a91343c72929, it would be good if you can
> try a recent kvm.tip on the host.
>
I retested it against kvm.git d660add61a69df36372c73e68d2532190ca6430c.
It works well again.

thanks
Yunfeng