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Re: [PATCH v8 02/18] hw/usb/hcd-xhci: Add an auto-hub property and leave it off
- To: Jamin Lin <jamin_lin@xxxxxxxxxxxxxx>
- From: marcandre.lureau@xxxxxxxxxx
- Date: Mon, 02 Nov 2026 18:07:30 +0400
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- Delivery-date: Mon, 02 Nov 2026 14:07:56 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On Mon, 02 Nov 2026 09:22:05 +0000, Jamin Lin <jamin_lin@xxxxxxxxxxxxxx> wrote:
> xHCI has up to 15 root ports and does not need a hub to fit more
> devices.
>
> Add auto-hub and leave it off. hw_compat_11_1 turns it on, so an older
> machine type keeps the hub it has today and a guest saved by an older
> QEMU still loads.
>
> [...]
Reviewed-by: Marc-André Lureau <marcandre.lureau@xxxxxxxxxx>
--
Marc-André Lureau <marcandre.lureau@xxxxxxxxxx>
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