Re: [PATCH v8 13/14] iommu/arm-smmu-v3: Report events that belong to devices attached to vIOMMU

Pranjal Shrivastava
2025-02-25T17:57:20Z

On Tue, Feb 25, 2025 at 09:25:41AM -0800, Nicolin Chen wrote:
> 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. Also, add another four event record types that
> can be forwarded to a VM.
>
> Reviewed-by: Kevin Tian <kevin.tian@intel.com>
> Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
> Reviewed-by: Pranjal Shrivastavat <praan@google.com>
> Signed-off-by: Nicolin Chen <nicolinc@nvidia.com>
> ---
> drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.h | 7 +++
> include/uapi/linux/iommufd.h | 23 +++++++
> .../arm/arm-smmu-v3/arm-smmu-v3-iommufd.c | 17 ++++++
> drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c | 60 +++++++++++--------
> 4 files changed, 82 insertions(+), 25 deletions(-)
>

Apologies for my spelling error in [1]. It's supposed to be:

Reviewed-by: Pranjal Shrivastava <praan@google.com>

Correct spelling in [2].

Thanks,
Praan

[1] https://lore.kernel.org/all/Z73zvIbsXzJMCaNt@google.com/
[2] https://lore.kernel.org/all/Z730M3XptvDRObBp@google.com/