[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [Qemu-devel] [RFC] virtio: convert to use DMA api
|
From: |
Peter Maydell |
|
Subject: |
Re: [Qemu-devel] [RFC] virtio: convert to use DMA api |
|
Date: |
Mon, 23 Nov 2015 14:39:23 +0000 |
On 23 November 2015 at 14:34, Cornelia Huck <address@hidden> wrote:
> The mmio transport is a completely different beast; I'm afraid I don't
> know enough about it to say how it interacts with iommus.
Conceptually, it's just a device that does DMA, I think.
You could in theory put it behind an IOMMU, but nobody does
(and I don't know whether the kernel code could cope with
that).
thanks
-- PMM