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Re: [Xen-devel] [PATCH 1/2][RESEND] xend: fix vcpu related items

To: Ryan Harper <ryanh@xxxxxxxxxx>
Subject: Re: [Xen-devel] [PATCH 1/2][RESEND] xend: fix vcpu related items
From: Ewan Mellor <ewan@xxxxxxxxxxxxx>
Date: Wed, 9 Nov 2005 14:22:47 +0000
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On Tue, Nov 08, 2005 at 05:21:32PM -0600, Ryan Harper wrote:

> Resending, rediffed against changeset: 7701:abbe3df33774

Thanks for your resends, Ryan.  Your two patches are in my tree at the moment,
and I'm testing them.

There are now so many fields with "cpu" in the name that I was looking over it
wondering if there were a few we could lose now.  Perhaps we could review them
on the list.

I count

vcpus         the number of virtual CPUs this domain is configured to use.
vcpu_avail    VCPU availability bitmap
vcpu_count    same as vcpus, just in the getVCPUInfo sxpr
cpumap        VCPU-to-CPU bitmap list
cpu           configuration pinning VCPU 0 to the specified physical CPU
max_vcpu_id
online_vcpus

as well as the obvious

cpu_time
cpu_weight

So could you explain the semantics of max_vcpu_id and online_vcpus, compared
with vcpus and vcpu_avail in particular?  I'm afraid I've lost track.

Ewan.

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