[SeaBIOS] [PATCH] KVM vcpu hotplug seabios infrastructure

Gleb Natapov gleb at redhat.com
Sun Jun 13 16:59:40 CEST 2010


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).

> 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

--
			Gleb.



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