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Re: [RFC XEN v1] docs/designs: Introduce IOMMU context management
- To: Teddy Astie <teddy.astie@xxxxxxxxxx>
- From: Jan Beulich <jbeulich@xxxxxxxx>
- Date: Thu, 13 Jun 2024 12:19:25 +0200
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- Cc: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>, Roger Pau Monné <roger.pau@xxxxxxxxxx>, Bertrand Marquis <bertrand.marquis@xxxxxxx>, Rahul Singh <rahul.singh@xxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxxx
- Delivery-date: Thu, 13 Jun 2024 10:19:36 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On 23.04.2024 14:59, Teddy Astie wrote:
> --- /dev/null
> +++ b/docs/designs/iommu-contexts.md
> @@ -0,0 +1,373 @@
> +# IOMMU context management in Xen
> +
> +Status: Experimental
> +Revision: 0
> +
> +# Background
> +
> +The design for *IOMMU paravirtualization for Dom0* [1] explains that some
> guests may
> +want to access to IOMMU features. In order to implement this in Xen, several
> adjustments
> +needs to be made to the IOMMU subsystem.
> +
> +This "hardware IOMMU domain"
One very basic question up front, before I can even think of properly reading
this
doc: Here you refer to terminology used in that other doc, yet ...
> +[1] See pv-iommu.md
... it's not clear what this actually refers to. There's no such doc in our
tree,
afaics.
Jan
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