[PATCH v3 0/2] iommu/arm-smmu-v3: Fix SVA vs. HAFT issues

Robin Murphy robin.murphy at arm.com
Mon Jul 27 05:03:27 PDT 2026


v1: https://lore.kernel.org/all/878cd6bcbbe2d5677d2f63da13294c148268552c.1782927917.git.robin.murphy@arm.com/
v2: https://lore.kernel.org/all/cover.1784814923.git.robin.murphy@arm.com/

Further to v2, work around the contentious CD update.

Thanks,
Robin.


Robin Murphy (2):
  arm64: Add override for MMFR1.HAFDBS
  iommu/arm-smmu-v3: Add HAFT support for SVA

 .../admin-guide/kernel-parameters.txt         |  3 +++
 arch/arm64/kernel/pi/idreg-override.c         |  2 ++
 .../iommu/arm/arm-smmu-v3/arm-smmu-v3-sva.c   | 24 +++++++++++--------
 drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c   |  9 ++++++-
 drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.h   |  3 +++
 5 files changed, 30 insertions(+), 11 deletions(-)

-- 
2.54.0.dirty




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