patch may be a little simpler

bugs

@@ -1422,15 +1422,21 @@ since = [[?]],
 example = [[ ]],
 patch = [[
 lvm.c:
-@@ -61,7 +61,7 @@
+@@ -61,11 +61,9 @@
    lu_byte mask = L->hookmask;
    const Instruction *oldpc = L->savedpc;
    L->savedpc = pc;
 -  if (mask > LUA_MASKLINE) {  /* instruction-hook set? */
+-    if (L->hookcount == 0) {
+-      resethookcount(L);
+-      luaD_callhook(L, LUA_HOOKCOUNT, -1);
+-    }
 +  if ((mask & LUA_MASKCOUNT) && L->hookcount == 0) {
-     if (L->hookcount == 0) {
-       resethookcount(L);
-       luaD_callhook(L, LUA_HOOKCOUNT, -1);
++    resethookcount(L);
++    luaD_callhook(L, LUA_HOOKCOUNT, -1);
+   }
+   if (mask & LUA_MASKLINE) {
+     Proto *p = ci_func(L->ci)->l.p;
 ]],
 }