IOMMU_FREE_RESERVED_LOGICAL_ADDRESS_RANGE callback function (wdm.h)
Frees a logical address token created by IOMMU_RESERVE_LOGICAL_ADDRESS_RANGE.
Syntax
IOMMU_FREE_RESERVED_LOGICAL_ADDRESS_RANGE IommuFreeReservedLogicalAddressRange;
NTSTATUS IommuFreeReservedLogicalAddressRange(
[in] PIOMMU_DMA_LOGICAL_ADDRESS_TOKEN LogicalAddressToken
)
{...}
Parameters
[in] LogicalAddressToken
The IOMMU_DMA_LOGICAL_ADDRESS_TOKEN, representing the reserved logical address range, to be freed.
Return value
STATUS_SUCCESS if the operation is successful.
STATUS_RESOURCE_IN_USE if the logical address range is currently mapped or partially mapped.
Remarks
Before deleting an IOMMU_DMA_DOMAIN, all associated logical address tokens must be freed.
Requirements
Requirement | Value |
---|---|
Minimum supported server | Windows Server 2022 |
Header | wdm.h (include Wdm.h) |
See also
IOMMU_DMA_LOGICAL_ADDRESS_TOKEN
IOMMU_RESERVE_LOGICAL_ADDRESS_RANGE