Re: [PATCH v2] iommu/tegra-smmu: Add missing locks around mapping operations

2020-06-15 Thread Dmitry Osipenko
25.05.2020 22:54, Dmitry Osipenko пишет: > The mapping operations of the Tegra SMMU driver are subjected to a race > condition issues because SMMU Address Space isn't allocated and freed > atomically, while it should be. This patch makes the mapping operations > atomic, it fixes an accidentally rel

[PATCH v2] iommu/tegra-smmu: Add missing locks around mapping operations

2020-05-25 Thread Dmitry Osipenko
The mapping operations of the Tegra SMMU driver are subjected to a race condition issues because SMMU Address Space isn't allocated and freed atomically, while it should be. This patch makes the mapping operations atomic, it fixes an accidentally released Host1x Address Space problem which happens