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Subject[GIT PULL] IOMMU fixes for -rc6
Hi again, Linus,

Here's another round of IOMMU fixes for -rc6 consisting mainly of a
bunch of independent driver fixes. Thomas agreed for me to take the
x86 'tboot' fix here, as it fixes a regression introduced by a vt-d

Please pull,



The following changes since commit 91c2c28d8de34815ea9bb4d16e9db7308ad33d3e:

MAINTAINERS: Temporarily add myself to the IOMMU entry (2020-11-19 11:12:17 +0000)

are available in the Git repository at:

git:// tags/iommu-fixes

for you to fetch changes up to d76b42e92780c3587c1a998a3a943b501c137553:

iommu/vt-d: Don't read VCCAP register unless it exists (2020-11-26 14:50:24 +0000)

iommu fixes for -rc6

- Fix intel iommu driver when running on devices without VCCAP_REG

- Fix swiotlb and "iommu=pt" interaction under TXT (tboot)

- Fix missing return value check during device probe()

- Fix probe ordering for Qualcomm SMMU implementation

- Ensure page-sized mappings are used for AMD IOMMU buffers with SNP RMP

David Woodhouse (1):
iommu/vt-d: Don't read VCCAP register unless it exists

John Stultz (1):
arm-smmu-qcom: Ensure the qcom_scm driver has finished probing

Lu Baolu (1):
x86/tboot: Don't disable swiotlb when iommu is forced on

Shameer Kolothum (1):
iommu: Check return of __iommu_attach_device()

Suravee Suthikulpanit (1):
iommu/amd: Enforce 4k mapping for certain IOMMU data structures

arch/x86/kernel/tboot.c | 5 +----
drivers/iommu/amd/init.c | 27 ++++++++++++++++++++++-----
drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c | 4 ++++
drivers/iommu/intel/dmar.c | 3 ++-
drivers/iommu/intel/iommu.c | 4 ++--
drivers/iommu/iommu.c | 10 ++++++----
6 files changed, 37 insertions(+), 16 deletions(-)

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