// storport.h

ULONG StorPortGetActivityIdSrb(
  [in]  PVOID               HwDeviceExtension,
  [in]  PSCSI_REQUEST_BLOCK Srb,
  [out] LPGUID              ActivityId
);
View the official Windows Driver Kit DDI reference

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Windows Driver Kit DDI reference (nf-storport-storportgetactivityidsrb)

StorPortGetActivityIdSrb function

Description

Retrieves the Event Tracing for Windows (ETW) activity ID associated with a request block.

Parameters

`HwDeviceExtension` [in]

A pointer to the hardware device extension for the host bus adapter (HBA).

`Srb` [in]

The request block to retrieve the ETW activity ID for.

`ActivityId` [out]

A pointer to a caller-supplied GUID to receive the ETW activity ID.

Return value

A status value indicating the result of the notification. This can be one of these values:

Return code	Description
STOR_STATUS_SUCCESS	The ETW activity ID was returned in ActivityId.
STOR_STATUS_INVALID_PARAMETER	The pointer in ActivityId or Srb is NULL.
STOR_STATUS_UNSUCCESSFUL	An ETW activity ID is not associated with the request in Srb.

View the official Windows Driver Kit DDI reference