On Thu, Aug 06, 2020 at 05:54:01PM +0200, Thierry Reding wrote:
> Thierry Reding (3):
> iommu/tegra-smmu: Set IOMMU group name
> iommu/tegra-smmu: Balance IOMMU group reference count
> iommu/tegra-smmu: Prune IOMMU group when it is released
Applied, thanks.
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From: Thierry Reding
I was running into some use-after-free conditions after recent changes
to the host1x driver cause the child devices to be destroyed upon driver
unloading. This in turn caused the IOMMU groups associated with the
child devices to also get released and that uncovered a subtle r