RE: [Xen-devel] [PATCH] HVM vcpu hotplug: Fix acpi method NTFY bug

["Liu, Jinsong" <jinsong.liu@xxxxxxxxx>]

Keir Fraser wrote:
> On 01/02/2010 11:21, "Liu, Jinsong" <jinsong.liu@xxxxxxxxx> wrote:
> 
>> 5. a simple way to solve the issue is, to make sure scan loop of
>> NTFY = scan loop of PRSC, and to make sure NTFY always scan 2^n
>>     vcpus. However, NTFY scan loop may change in the future, not
>> necessary equal to 2^n, and not necessary equal to scan loop of
>> PRSC. That's the reason why I use for() loop inside of
>> decision_tree() in method NTFY at the patch I send Jan 
>> 27. It will work correctly under whatever conditions, and keep
>> mk_dsdt.c easier to understand. Decision_tree indeed reduce scan
>> greatly, but it's not in key path.
> 
> Ah, now I understand!
> 
> Okay, how about the attached patch? This fixes the bug by inlining
> NTFY into PRSC, and also uses HVM_MAX_VCPUS as appropriate.
> 
> Please take a look and also test it. I'll apply it if/when you Ack it.
> 
>  -- Keir

Keir,

It's really good to merge NTFY with PRSC, it's easy to understand and effective!
I just change a little, as attached 01-dsdt.
I test these 2 patches, it's OK.

Thanks,
Jinsong

Attachment: 00-dsdt
Description: 00-dsdt

Attachment: 01-dsdt
Description: 01-dsdt

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