iommufd/viommu: Add iommufd_viommu_report_event helper

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Similar to iommu_report_device_fault, this allows IOMMU drivers to report
vIOMMU events from threaded IRQ handlers to user space hypervisors.

Link: https://patch.msgid.link/r/44be825042c8255e75d0151b338ffd8ba0e4920b.1741719725.git.nicolinc@nvidia.com
Reviewed-by: Lu Baolu <baolu.lu@linux.intel.com>
Reviewed-by: Kevin Tian <kevin.tian@intel.com>
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Signed-off-by: Nicolin Chen <nicolinc@nvidia.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>

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Nicolin Chen 2025-03-11 12:44:25 -07:00 • committed by Jason Gunthorpe

parent ea94b211c5

commit e8e1ef9b77

2 changed files with 59 additions and 0 deletions

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48

drivers/iommu/iommufd/driver.c

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11

include/linux/iommufd.h

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