Re: [Xen-devel] Re: [PATCH 2/2] Vcpu hotplug: change HVM_MAX_VCP

To:	"Liu, Jinsong" <jinsong.liu@xxxxxxxxx>, xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxx>
Subject:	Re: [Xen-devel] Re: [PATCH 2/2] Vcpu hotplug: change HVM_MAX_VCPUS to 15, and fix a small bug
From:	Keir Fraser <keir.fraser@xxxxxxxxxxxxx>
Date:	Thu, 11 Feb 2010 22:48:46 +0000
Cc:	"Jiang, Yunhong" <yunhong.jiang@xxxxxxxxx>
Delivery-date:	Thu, 11 Feb 2010 14:49:07 -0800
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On 11/02/2010 18:27, "Keir Fraser" <keir.fraser@xxxxxxxxxxxxx> wrote:

> Yeah, it's not really on to limit HVM #vcpus for all time, to deal with one
> legacy OS. We'll have to build a legacy DSDT to deploy when
> hvm_info->nr_vcpus<=15.
> 
> I guess I can look into that, and also I'm going to stop checking in the
> pre-built dsdt.c file.

See xen-unstable:20933, which should give best of both worlds (working W2K
for up to 15 processors; other OSes can continue to have up to HVM_MAX_VCPUS
processors).

 -- Keir

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Re: [Xen-devel] Re: [PATCH 2/2] Vcpu hotplug: change HVM_MAX_VCPUS to 15