// storport.h

ULONG StorPortGetProcessorCount(
  PVOID  HwDeviceExtension,
  PULONG ProcessorCount
);
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Windows Driver Kit DDI reference (nf-storport-storportgetprocessorcount)

Description

The StorPortGetProcessorCount routine returns the number of active logical processors in the system.

Parameters

`HwDeviceExtension`

[in] Pointer to the hardware device extension for the host bus adapter (HBA).

`ProcessorCount`

[out] Pointer to the location in which the routine returns the number of active logical processors in the system.

Return value

StorPortGetProcessorCount returns one of the following STOR_STATUS codes:

Return code	Description
STOR_STATUS_NOT_IMPLEMENTED	This function is not implemented on the active operating system.
STOR_STATUS_SUCCESS	The operation was successful.
STOR_STATUS_INVALID_PARAMETER	The operation fails with this return value if one or more of the parameters are invalid.

Remarks

For information about active logical processors, see KeQueryActiveProcessorCountEx.

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