On Mon, Apr 16, 2018 at 02:49:00PM -0700, Jacob Pan wrote:
> DMA faults can be detected by IOMMU at device level. Adding a pointer
> to struct device allows IOMMU subsystem to report relevant faults
> back to the device driver for further handling.
> For direct assigned device (or user space driver
DMA faults can be detected by IOMMU at device level. Adding a pointer
to struct device allows IOMMU subsystem to report relevant faults
back to the device driver for further handling.
For direct assigned device (or user space drivers), guest OS holds
responsibility to handle and respond per device
On Thu, Mar 22, 2018 at 08:12:03PM -0700, Jacob Pan wrote:
> DMA faults can be detected by IOMMU at device level. Adding a pointer
> to struct device allows IOMMU subsystem to report relevant faults
> back to the device driver for further handling.
> For direct assigned device (or user space driver
DMA faults can be detected by IOMMU at device level. Adding a pointer
to struct device allows IOMMU subsystem to report relevant faults
back to the device driver for further handling.
For direct assigned device (or user space drivers), guest OS holds
responsibility to handle and respond per device