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Re: [Qemu-devel] [V6 0/4] AMD IOMMU
From: |
Jan Kiszka |
Subject: |
Re: [Qemu-devel] [V6 0/4] AMD IOMMU |
Date: |
Tue, 1 Mar 2016 15:00:09 +0100 |
User-agent: |
Mozilla/5.0 (X11; U; Linux i686 (x86_64); de; rv:1.8.1.12) Gecko/20080226 SUSE/2.0.0.12-1.1 Thunderbird/2.0.0.12 Mnenhy/0.7.5.666 |
On 2016-03-01 14:48, Jan Kiszka wrote:
> There is likely no way around write-protecting the IOMMU page tables (in
> KVM mode) once we evaluated and cached them somewhere.
I mean, when in kvm mode AND having something that caches enabled, of
course.
Besides vfio, we also still have the question how to deal with virtio
and DMA remapping, which is probably similarly complicated when some
vhost technology is involved.
Jan
--
Siemens AG, Corporate Technology, CT RDA ITP SES-DE
Corporate Competence Center Embedded Linux
Re: [Qemu-devel] [V6 0/4] AMD IOMMU,
Jan Kiszka <=
- Re: [Qemu-devel] [V6 0/4] AMD IOMMU, Michael S. Tsirkin, 2016/03/01
- Re: [Qemu-devel] [V6 0/4] AMD IOMMU, Jan Kiszka, 2016/03/01
- Re: [Qemu-devel] [V6 0/4] AMD IOMMU, Michael S. Tsirkin, 2016/03/01
- Re: [Qemu-devel] [V6 0/4] AMD IOMMU, Jan Kiszka, 2016/03/01
- Re: [Qemu-devel] [V6 0/4] AMD IOMMU, Michael S. Tsirkin, 2016/03/01
Re: [Qemu-devel] [V6 0/4] AMD IOMMU, David Kiarie, 2016/03/02