Messages in this thread |  | | Date | Fri, 15 Apr 2022 23:07:00 -0700 | From | Christoph Hellwig <> | Subject | Re: [RFC PATCH 6/6] arm/xen: Assign xen-virtio DMA ops for virtio devices in Xen guests |
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On Fri, Apr 15, 2022 at 03:02:45PM -0700, Stefano Stabellini wrote: > This makes sense overall. Considering that the swiotlb-xen case and the > virtio case are mutually exclusive, I would write it like this:
Curious question: Why can't the same grant scheme also be used for non-virtio devices? I really hate having virtio hooks in the arch dma code. Why can't Xen just say in DT/ACPI that grants can be used for a given device?
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