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RE: [PATCH v3 1/2] dt-bindings: arm: xen: document Xen iommu device
- To: Robin Murphy <robin.murphy@xxxxxxx>
- From: Sergiy Kibrik <Sergiy_Kibrik@xxxxxxxx>
- Date: Wed, 26 Jan 2022 15:09:30 +0000
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- Cc: Stefano Stabellini <sstabellini@xxxxxxxxxx>, Julien Grall <julien@xxxxxxx>, Oleksandr Tyshchenko <olekstysh@xxxxxxxxx>, "devicetree@xxxxxxxxxxxxxxx" <devicetree@xxxxxxxxxxxxxxx>, "linux-arm-kernel@xxxxxxxxxxxxxxxxxxx" <linux-arm-kernel@xxxxxxxxxxxxxxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxxx>
- Delivery-date: Wed, 26 Jan 2022 15:10:05 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
- Thread-index: AQHYC7c/yzNIx4SEEE+Ytgaw3RrSZKx1dG0A
- Thread-topic: [PATCH v3 1/2] dt-bindings: arm: xen: document Xen iommu device
Hi Robin,
>
> This could break Linux guests, since depending on the deferred probe
> timeout setting it could lead to drivers never probing because the "IOMMU"
> never becomes available.
>
I've noticed no deferred probe timeouts when booting with this patch. Could you
please explain more on how this would break guests?
Thank you!
-- Sergiy
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