IOMMU_DOMAIN_DETACH_DEVICE_EX callback function (wdm.h)
Detaches a IOMMU_DMA_DEVICE from an existing domain.
Syntax
IOMMU_DOMAIN_DETACH_DEVICE_EX IommuDomainDetachDeviceEx;
NTSTATUS IommuDomainDetachDeviceEx(
[in] PIOMMU_DMA_DEVICE DmaDevice
)
{...}
Parameters
[in] DmaDevice
A pointer to the IOMMU_DMA_DEVICE to be detached.
Return value
STATUS_SUCCESS if the operation is successful. Possible error return values include the following status codes.
| Return code | Description |
|---|---|
| STATUS_INVALID_PARAMETER_1 | The device could not be detached because it is not currently attached to any domain. |
For more information, see NTSTATUS Values.
Remarks
The caller must call DetachDeviceEx before attempting to attach the device to another domain.
Requirements
| Requirement | Value |
|---|---|
| Minimum supported server | Windows Server 2022 |
| Header | wdm.h (include Wdm.h) |