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Re: [PATCH v3] SUPPORT: downgrade Physical CPU Hotplug to Experimental
- To: Jan Beulich <jbeulich@xxxxxxxx>
- From: Roger Pau Monné <roger.pau@xxxxxxxxxx>
- Date: Thu, 28 Sep 2023 11:51:31 +0200
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- Cc: Stefano Stabellini <sstabellini@xxxxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxxx, andrew.cooper3@xxxxxxxxxx, george.dunlap@xxxxxxxxxx, julien@xxxxxxx, bertrand.marquis@xxxxxxx, wl@xxxxxxx, Stefano Stabellini <stefano.stabellini@xxxxxxx>
- Delivery-date: Thu, 28 Sep 2023 09:51:51 +0000
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- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On Thu, Sep 28, 2023 at 11:32:22AM +0200, Jan Beulich wrote:
> On 28.09.2023 10:32, Roger Pau Monné wrote:
> > On Wed, Sep 27, 2023 at 04:20:04PM -0700, Stefano Stabellini wrote:
> >> From: Stefano Stabellini <stefano.stabellini@xxxxxxx>
> >>
> >> The feature is not commonly used, and we don't have hardware to test it,
> >> not in OSSTest, not in Gitlab, and not even ad-hoc manually by community
> >> members. We could use QEMU to test it, but even that it is known not to
> >> work.
> >
> > I think this last sentence is ambiguous. QEMU ACPI CPU hotplug
> > implementation does work AFAIK, it's Xen implementation of ACPI
> > hotplug that explodes (or so I've been told). I would drop or reword
> > the "but even that it is known not to work." part of the sentence.
>
> Maybe simply add "... on our end"?
WFM.
Thanks, Roger.
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