ZwFsControlFile

NTSTATUS __stdcall ZwFsControlFile(
        HANDLE FileHandle,
        HANDLE Event,
        PIO_APC_ROUTINE ApcRoutine,
        PVOID ApcContext,
        PIO_STATUS_BLOCK IoStatusBlock,
        ULONG FsControlCode,
        PVOID InputBuffer,
        ULONG InputBufferLength,
        PVOID OutputBuffer,
        ULONG OutputBufferLength){
  NTSTATUS result; 
  _disable();
  __readeflags();
  KiServiceInternal();
  return result;
}

Referenced by:

CmpOpenHiveFile
FsRtlpRegisterProviderWithMUP
MiTrimUnusedPageFileRegionsWorker
PfpQueryFileExtentsRequest
PopClearHiberFileSignature
PopSanityCheckHiberFile
RtlUnlockBootStatusData
SmKmStoreFileGetExtents