On 2019/10/15 下午3:35, Christoph Hellwig wrote:
On Fri, Oct 11, 2019 at 06:25:19PM -0700, Ram Pai wrote:
From: Thiago Jung Bauermann
Normally, virtio enables DMA API with VIRTIO_F_IOMMU_PLATFORM, which must
be set by both device and guest driver. However, as a hack, when DMA API
returns
On Tue, Oct 15, 2019 at 09:35:01AM +0200, Christoph Hellwig wrote:
> On Fri, Oct 11, 2019 at 06:25:19PM -0700, Ram Pai wrote:
> > From: Thiago Jung Bauermann
> >
> > Normally, virtio enables DMA API with VIRTIO_F_IOMMU_PLATFORM, which must
> > be set by both device and guest driver. However, as
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