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| author | Jean-Philippe Brucker <jean-philippe.brucker@arm.com> | 2019-01-15 12:19:59 +0000 |
|---|---|---|
| committer | Michael S. Tsirkin <mst@redhat.com> | 2019-06-06 17:32:14 -0400 |
| commit | 169a126c6e88a99578a309a9021f314b5d532c5f (patch) | |
| tree | 7c274568243ae56d1f9b8014bbb46814f2394106 /drivers/iommu/intel_irq_remapping.c | |
| parent | 2a5a314874450decec244923209ce6ba97e3ed93 (diff) | |
| download | linux-169a126c6e88a99578a309a9021f314b5d532c5f.tar.bz2 | |
iommu/virtio: Add event queue
The event queue offers a way for the device to report access faults from
endpoints. It is implemented on virtqueue #1. Whenever the host needs to
signal a fault, it fills one of the buffers offered by the guest and
interrupts it.
Tested-by: Bharat Bhushan <bharat.bhushan@nxp.com>
Tested-by: Eric Auger <eric.auger@redhat.com>
Reviewed-by: Eric Auger <eric.auger@redhat.com>
Signed-off-by: Jean-Philippe Brucker <jean-philippe.brucker@arm.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'drivers/iommu/intel_irq_remapping.c')
0 files changed, 0 insertions, 0 deletions