INT64 __fastcall MiTryDeleteTransitionPte(UINT64 *a1){
_MMPFN *v2;
UINT8 *v3;
if( (MI_READ_PTE_LOCK_FREE((INT64)a1) & 0x400) != 0 )
return 1i64;
v2 = MiLockTransitionLeafPage((_MMPTE *)a1, 0i64);
if( !v2 )
return 1i64;
LOBYTE(v3) = 17;
return MiDeleteTransitionPte((_MMPTE *)a1, v2, v3, 1ui64);
}