Messages in this thread Patch in this message | | | From | Dmitry Osipenko <> | Subject | [PATCH v1 2/3] iommu/tegra-smmu: Properly release domain resources | Date | Thu, 7 Mar 2019 01:50:08 +0300 |
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Release all memory allocations associated with a released domain and emit warning if domain is in-use at the time of destruction.
Signed-off-by: Dmitry Osipenko <digetx@gmail.com> --- drivers/iommu/tegra-smmu.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/drivers/iommu/tegra-smmu.c b/drivers/iommu/tegra-smmu.c index 8d30653cd13a..27b1249f0773 100644 --- a/drivers/iommu/tegra-smmu.c +++ b/drivers/iommu/tegra-smmu.c @@ -327,6 +327,9 @@ static void tegra_smmu_domain_free(struct iommu_domain *domain) /* TODO: free page directory and page tables */ + WARN_ON_ONCE(as->use_count); + kfree(as->count); + kfree(as->pts); kfree(as); } -- 2.20.1
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