diff options
| author | Jean-Philippe Brucker <[email protected]> | 2019-01-15 12:19:58 +0000 |
|---|---|---|
| committer | Michael S. Tsirkin <[email protected]> | 2019-06-06 21:32:14 +0000 |
| commit | 2a5a314874450decec244923209ce6ba97e3ed93 (patch) | |
| tree | 8b01f378b0c27194a88a71485bd2a654beb89177 /tools/perf/scripts/python/check-perf-trace.py | |
| parent | iommu: Add virtio-iommu driver (diff) | |
| download | kernel-2a5a314874450decec244923209ce6ba97e3ed93.tar.gz kernel-2a5a314874450decec244923209ce6ba97e3ed93.zip | |
iommu/virtio: Add probe request
When the device offers the probe feature, send a probe request for each
device managed by the IOMMU. Extract RESV_MEM information. When we
encounter a MSI doorbell region, set it up as a IOMMU_RESV_MSI region.
This will tell other subsystems that there is no need to map the MSI
doorbell in the virtio-iommu, because MSIs bypass it.
Tested-by: Bharat Bhushan <[email protected]>
Tested-by: Eric Auger <[email protected]>
Reviewed-by: Eric Auger <[email protected]>
Signed-off-by: Jean-Philippe Brucker <[email protected]>
Signed-off-by: Michael S. Tsirkin <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/check-perf-trace.py')
0 files changed, 0 insertions, 0 deletions