NTSTATUS __fastcall ExpSetSwappingKernelApc(__int64 a1, __int64 a2, UINT8 *a3, _KEVENT **a4){
_KEVENT *v4;
v4 = *a4;
if( (*(_DWORD *)&KeGetCurrentThread()[1].gapD8[12] & 1) != 0 )
KeSetKernelStackSwapEnable(*a3);
return KeSetEvent(v4, 0, 0);
}