[SeaBIOS] [PATCH] KVM vcpu hotplug seabios infrastructure

Liu, Jinsong jinsong.liu at intel.com
Wed Jun 16 06:19:24 CEST 2010


Gleb Natapov wrote:
> On Wed, Jun 09, 2010 at 10:01:47PM +0800, Liu, Jinsong wrote:
>> Gleb Natapov wrote:
>>> On Wed, Jun 09, 2010 at 09:20:07PM +0800, Liu, Jinsong wrote:
>>>> Which patch do you use?
>>>> I have send 2 patches before:
>>>> 1st patch is mis-send test patch which need manually build,
>>>> 2nd is updated patch to fix makefile issue, as attached email.
>>>> 
>>> The patch you attached now compiles for me. Thanks.
>> 
>> Kevin, Gleb, and All
>> 
>> Currently KVM vcpu hotplug patch status is,
>> 1). works OK with Linux 2.6.32 (hot-add and hot-remove);
>> 2). works OK with Windows 2008 datacenter (hot-add);
>> 
> FWIW looks good to me. This patch removes dynamic creation of
> Processor scope and supports only 15/255 cpus configuration, but
> given that new code is much more complex that old one I don't see
> other possibilities (unless we'll add aml compiler to seabios
> runtime). 
> 

Thanks Gleb for comments!

Kevin, what's your comments?

Thanks,
Jinsong

>> As for iasl, I notice that current Makefile use iasl at dsdt build
>> rules. I understand for user it seldom used if no change dsdt. 
>> In our patch, how about use iasl (ssdt build rules) in Makefile, and
>> I will build ssdt in my local server, and then send the compile
>> result to you which contain acpi-ssdt[] aml array (that will be a
>> big size patch)? We provide user a full built bios.bin and user
>> don't need run 'iasl' when Makefile.    
>> 
>> Thanks,
>> Jinsong




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