Pull iommu fixes from Joerg Roedel:
- Fix a device reference counting bug in the Exynos IOMMU driver.
- Lockdep fix for the Intel VT-d driver.
- Fix a bug in the AMD IOMMU driver which caused corruption of the IVRS
ACPI table and caused IOMMU driver initialization failures in kdump
kernels.
* tag 'iommu-fixes-v5.9-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu:
iommu/vt-d: Fix lockdep splat in iommu_flush_dev_iotlb()
iommu/amd: Fix the overwritten field in IVMD header
iommu/exynos: add missing put_device() call in exynos_iommu_of_xlate()