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StorPortGetCurrentIrql retrieves the current interrupt request level (IRQL).
Syntax
ULONG StorPortGetCurrentIrql(
[in] PVOID HwDeviceExtension,
[out] PKIRQL Irql
);
Parameters
[in] HwDeviceExtension
A pointer to the miniport's device extension.
[out] Irql
Pointer to a KIRQL structure in which the current IRQL will be stored. Irql cannot be NULL.
Return value
This function returns one of the following status codes.
| Return code | Description |
|---|---|
| STOR_STATUS_SUCCESS | The IRQL was successfully retrieved. |
| STOR_STATUS_INVALID_PARAMETER | Irql is a null pointer. |
| STOR_STATUS_UNSUCCESSFUL | Returned for other internal system reasons. |
Remarks
A miniport can call StorPortGetCurrentIrql to query the current IRQL. KIRQL is defined in miniport.h. For general information about IRQLs, see Managing Hardware Priorities.
Requirements
| Requirement | Value |
|---|---|
| Minimum supported server | Windows Server 2022 |
| Header | storport.h |