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RE: vnuma_nodes missing pnode 0
- To: Jim Fehlig <jfehlig@xxxxxxxx>, xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxxx>
- From: Henry Wang <Henry.Wang@xxxxxxx>
- Date: Mon, 14 Nov 2022 01:18:24 +0000
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- Cc: Jan Beulich <jbeulich@xxxxxxxx>, Roger Pau Monné <roger.pau@xxxxxxxxxx>, Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
- Delivery-date: Mon, 14 Nov 2022 01:18:47 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
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- Thread-topic: vnuma_nodes missing pnode 0
(Add x86 maintainers for more visibility)
Hi x86 maintainers,
Since this report might be related with the release, if you have time,
please have a look. Thank you very much.
Kind regards,
Henry
> -----Original Message-----
> Subject: vnuma_nodes missing pnode 0
>
> Hi All,
>
> While fixing [1] a recent downstream libvirt build failure against 4.17 rc3, I
> noticed the json representation of libxl_vnode_info omits pnode when value
> is 0.
> The problem can be seen by starting a VM containing the following vnuma
> config
>
> vnuma = [ [ "pnode=0", "size=2048", "vcpus=0", "vdistances=10,20" ], [
> "pnode=1", "size=2048", "vcpus=1", "vdistances=20,10" ] ]
>
> The json representation for this config does not contain pnode 0
>
> "vnuma_nodes": [
> {
> "memkb": 2097152,
> "distances": [
> 10,
> 20
> ],
> "vcpus": [
> 0
> ]
> },
> {
> "memkb": 2097152,
> "distances": [
> 20,
> 10
> ],
> "pnode": 1,
> "vcpus": [
> 1
> ]
> }
> ],
>
> I'm not familiar with the code generator for the *_to_json functions, but with
> a
> hint I can probably cook up a patch :-).
>
> Regards,
> Jim
>
> [1] https://listman.redhat.com/archives/libvir-list/2022-
> November/235745.html
|
