UID | tech.root | title | ms.date | targetos | description | prerelease | req.assembly | req.construct-type | req.ddi-compliance | req.dll | req.header | req.idl | req.include-header | req.irql | req.kmdf-ver | req.lib | req.max-support | req.namespace | req.redist | req.target-min-winverclnt | req.target-min-winversvr | req.target-type | req.type-library | req.umdf-ver | req.unicode-ansi | topic_type | api_type | api_location | api_name | f1_keywords | dev_langs | |||||||
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NC:wdm.IOMMU_UNMAP_RESERVED_LOGICAL_RANGE |
kernel |
IOMMU_UNMAP_RESERVED_LOGICAL_RANGE |
06/09/2021 |
Windows |
Unmaps a previously mapped reserved logical range. |
false |
function |
wdm.h |
Wdm.h |
Windows Server 2022 |
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Unmaps a previously mapped reserved logical range. Unlike IOMMU_UNMAP_LOGICAL_RANGE, this is guaranteed not to delete any page table resources so that the logical address range can be reused without performing any memory allocations.
The IOMMU_DMA_LOGICAL_ADDRESS_TOKEN_MAPPED_SEGMENT to be unmapped.
STATUS_SUCCESS if the operation is successful.
STATUS_INVALID_PARAMETER if the mapped segment provided was not mapped.