Symbol: __iommu_unmap
drivers/iommu/iommu.c
2673
static size_t __iommu_unmap(struct iommu_domain *domain,
tools/testing/selftests/vfio/lib/iommu.c
202
int __iommu_unmap(struct iommu *iommu, struct dma_region *region, u64 *unmapped)