Re: [kvm-devel] [PATCH 3/3] virtio PCI device

From: Avi Kivity
Date: Thu Nov 08 2007 - 10:14:46 EST


Anthony Liguori wrote:
Avi Kivity wrote:
If a pci device is capable of dma (or issuing interrupts), it will be useless with pv pci.

Hrm, I think we may be talking about different things. Are you thinking that the driver I posted allows you to do PCI pass-through over virtio? That's not what it is.

The driver I posted is a virtio implementation that uses a PCI device. This lets you use virtio-blk and virtio-net under KVM. The alternative to this virtio PCI device would be a virtio transport built with hypercalls like lguest has. I choose a PCI device because it ensured that each virtio device showed up like a normal PCI device.

Am I misunderstanding what you're asking about?


No, I completely misunderstood the patch. Should review complete patches rather than random hunks.

Sorry for the noise.

--
error compiling committee.c: too many arguments to function

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