[PATCH 0/9][PULL REQUEST] Intel IOMMU updates for v7.4

[Lu Baolu]

Hi Joerg,

The following changes are queued for v7.4-rc1. This update includes a
set of quick fixes and cleanups, including:

- Enhanced IQE fault handling for batched multiple descriptors,
- Optimization of page-table level calculation in compute_vasz_lg2_ss(),
- Fixes for several pre-existing issues reported by Sashiko,
- General cleanup and refinement.

These patches are based on v7.3-rc5. The full series is also available
on GitHub:

https://github.com/LuBaolu/intel-iommu/commits/iommu/vt-d/next

Please consider pulling this series into the iommu/vt-d branch.

Best regards,
baolu

Guanghui Feng (1):
  iommu/vt-d: Fix IQE handling to cover all descriptors in submission
    range

Lu Baolu (7):
  iommu/vt-d: Avoid out-of-range shift in qi_desc_dev_iotlb_pasid()
  iommu/vt-d: Do not ignore context table copy failures
  iommu/vt-d: Handle DID reservation errors when copying context tables
  iommu/vt-d: Reserve scalable-mode DIDs from PASID entries during copy
  iommu/vt-d: Use old domain parameter when attaching the blocking
    domain
  iommu/vt-d: Fix iopf refcount leak in nested attach
  iommu/vt-d: Drop old iopf ref only after attach succeeds

Zhenzhong Duan (1):
  iommu/vt-d: Fix page table level calculation in compute_vasz_lg2_ss()

 drivers/iommu/intel/iommu.h  |  17 +++-
 drivers/iommu/intel/dmar.c   |  70 +++++++++++++---
 drivers/iommu/intel/iommu.c  | 156 ++++++++++++++++++++++++++++++-----
 drivers/iommu/intel/nested.c |   2 +
 4 files changed, 211 insertions(+), 34 deletions(-)

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2.43.0