StorPortGetMessageInterruptIDFromProcessorIndex function (storport.h)

Article
02/22/2024

A Storport miniport can call StorPortGetMessageInterruptIDFromProcessorIndex to get the message interrupt ID of the specified processor index.

Syntax

ULONG StorPortGetMessageInterruptIDFromProcessorIndex(
  PVOID  HwDeviceExtension,
  ULONG  ProcessorIndex,
  PULONG MessageInterruptID
);

Parameters

HwDeviceExtension

[in] Pointer to the miniport's device extension.

ProcessorIndex

[in] A system-wide processor index. If a multiprocessor system contains a total of n logical processors, valid processor indexes range from 0 to n-1.

MessageInterruptID

[out] Pointer to a ULONG value in which the message interrupt ID of ProcessorIndex is written.

Return value

StorPortGetMessageInterruptIDFromProcessorIndex returns STOR_STATUS_SUCCESS if the miniport data is successfully reported. Possible error return values include the following.

Return code	Description
STOR_STATUS_INVALID_PARAMETER	There is an invalid parameter, such as an invalid ProcessorIndex value.
STOR_STATUS_UNSUCCESSFUL	An error occurred for internal reasons.

Remarks

See the Remarks section of KeGetProcessorNumberFromIndex for details.

Requirements

Requirement	Value
Minimum supported client	Windows 11, version 22H2
Header	storport.h

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