QueryProcessAffinityUpdateMode function (processthreadsapi.h)

Retrieves the affinity update mode of the specified process.


BOOL QueryProcessAffinityUpdateMode(
  [in]            HANDLE  hProcess,
  [out, optional] LPDWORD lpdwFlags


[in] hProcess

A handle to the process. The handle must have the PROCESS_QUERY_INFORMATION or PROCESS_QUERY_LIMITED_INFORMATION access right. For more information, see Process Security and Access Rights.

[out, optional] lpdwFlags

The affinity update mode. This parameter can be one of the following values.

Value Meaning
Dynamic update of the process affinity by the system is disabled.
Dynamic update of the process affinity by the system is enabled.

Return value

If the function succeeds, the return value is nonzero.

If the function fails, the return value is zero. To get extended error information, call GetLastError.


To compile an application that calls this function, define _WIN32_WINNT as 0x0600 or later. For more information, see Using the Windows Headers.


Requirement Value
Minimum supported client Windows Vista with SP1 [desktop apps only]
Minimum supported server Windows Server 2008 [desktop apps only]
Target Platform Windows
Header processthreadsapi.h (include Windows.h on Windows 7, Windows Server 2008 Windows Server 2008 R2)
Library Kernel32.lib
DLL Kernel32.dll

See also