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
change.
Please pull,
Will
--->8
The following changes since commit 91c2c28d8de34815ea9bb4d16e9db7308ad33d3e:
MAINTAINERS: Temporarily add myself to the IOMMU entry (2020-11-19 11:12:17
+)
are available in the Git repository at:
git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.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
+)
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(-)
