[libvirt] [PATCH v2 00/27] Prepare for specific vcpu hot(un)plug - part 1

Peter Krempa pkrempa at redhat.com
Wed Dec 9 12:58:03 UTC 2015


On Fri, Nov 27, 2015 at 17:12:44 +0100, Peter Krempa wrote:
> This series is getting rather big. The target is to refactor the way libvirt
> stores info about vCPUs into a single structure (okay, two structures for the
> qemu driver. Part 1 is not yet completely there, well, not even halfway.
> 
> Future work will involve fully allocating priv->vcpupids to the maxcpus size
> and moving around few other bits of data in cputune and other parts to the new
> structure. Yet another follow up work is then to add new APIs for vCPU hotplug,
> which will enable adding vCPUs sparsely (useful if you have NUMA).
> 
> Since this refactor will result in tracking all vcpu-related data in one struct,
> the result will automagically fix a few bugs where we'd end up with invalid
> config after vcpu unplug or other operations.
> 
> Version 2 does not contain already pushed patches and incorporates feedback from
> John's review. Since I've changed quite a few things I'm reposting this.

Since all the patches were ACKed previously and the 1.3.0 release is out
and nobody objected I'll push these shortly.

Peter
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