Thread (60 messages) 60 messages, 5 authors, 2025-02-21

RE: [PATCH v6 13/14] iommu/arm-smmu-v3: Report events that belong to devices attached to vIOMMU

From: "Tian, Kevin" <kevin.tian@intel.com>
Date: 2025-02-18 05:21:52
Also in: linux-doc, linux-iommu, linux-kselftest, linux-patches, lkml

From: Nicolin Chen <redacted>
Sent: Saturday, January 25, 2025 8:31 AM

Aside from the IOPF framework, iommufd provides an additional pathway to
report hardware events, via the vEVENTQ of vIOMMU infrastructure.

Define an iommu_vevent_arm_smmuv3 uAPI structure, and report stage-1
events
in the threaded IRQ handler.

Signed-off-by: Nicolin Chen <redacted>
Reviewed-by: Kevin Tian <kevin.tian@intel.com>
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