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Re: [Xen-devel] [PATCH v5 00/10] virtio DMA API, yet again
- To: Andy Lutomirski <luto@xxxxxxxxxx>
- From: Wei Liu <wei.liu2@xxxxxxxxxx>
- Date: Mon, 1 Feb 2016 11:00:57 +0000
- Cc: linux-s390 <linux-s390@xxxxxxxxxxxxxxx>, sparclinux@xxxxxxxxxxxxxxx, Joerg Roedel <jroedel@xxxxxxx>, wei.liu2@xxxxxxxxxx, KVM <kvm@xxxxxxxxxxxxxxx>, "Michael S. Tsirkin" <mst@xxxxxxxxxx>, Benjamin Herrenschmidt <benh@xxxxxxxxxxxxxxxxxxx>, Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>, Sebastian Ott <sebott@xxxxxxxxxxxxxxxxxx>, "linux-kernel@xxxxxxxxxxxxxxx" <linux-kernel@xxxxxxxxxxxxxxx>, Linux Virtualization <virtualization@xxxxxxxxxxxxxxxxxxxxxxxxxx>, Christian Borntraeger <borntraeger@xxxxxxxxxx>, "David S. Miller" <davem@xxxxxxxxxxxxx>, David Vrabel <david.vrabel@xxxxxxxxxx>, Paolo Bonzini <pbonzini@xxxxxxxxxx>, Cornelia Huck <cornelia.huck@xxxxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxxx, David Woodhouse <dwmw2@xxxxxxxxxxxxx>, Christoph Hellwig <hch@xxxxxx>, Martin Schwidefsky <schwidefsky@xxxxxxxxxx>
- Delivery-date: Mon, 01 Feb 2016 11:01:07 +0000
- List-id: Xen developer discussion <xen-devel.lists.xen.org>
Nice work, Andy.
On Thu, Jan 28, 2016 at 06:31:13PM -0800, Andy Lutomirski wrote:
> This switches virtio to use the DMA API on Xen and if requested by
> module option.
>
> This fixes virtio on Xen, and it should break anything because it's
> off by default on everything except Xen PV on x86.
>
What is your setup? My understanding is that virtio doesn't work on PV
guest as of now because a suitable transport is missing.
Wei.
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