Fix bug with posting list

Artur Zakirov · Artur Zakirov · commit 7f819a00e5cf · 2016-04-28T12:58:35.000+03:00
diff --git a/rum.h b/rum.h
@@ -479,7 +479,7 @@ extern void rumPrepareEntryScan(RumBtree btree, OffsetNumber attnum,
 					RumState *rumstate);
 extern void rumEntryFillRoot(RumBtree btree, Buffer root, Buffer lbuf, Buffer rbuf,
 							 Page page, Page lpage, Page rpage);
-extern IndexTuple rumPageGetLinkItup(Buffer buf);
+extern IndexTuple rumPageGetLinkItup(Buffer buf, Page page);
 extern void rumReadTuple(RumState *rumstate, OffsetNumber attnum,
 	IndexTuple itup, ItemPointerData *ipd, Datum *addInfo, bool *addInfoIsNull);
 extern ItemPointerData updateItemIndexes(Page page, OffsetNumber attnum, RumState *rumstate);
diff --git a/rumentrypage.c b/rumentrypage.c
@@ -482,11 +482,10 @@ entrySplitPage(RumBtree btree, Buffer lbuf, Buffer rbuf,
  * return newly allocated rightmost tuple
  */
 IndexTuple
-rumPageGetLinkItup(Buffer buf)
+rumPageGetLinkItup(Buffer buf, Page page)
 {
 	IndexTuple	itup,
 				nitup;
-	Page		page = BufferGetPage(buf);
 
 	itup = getRightMostTuple(page);
 	nitup = RumFormInteriorTuple(itup, page, BufferGetBlockNumber(buf));
@@ -504,12 +503,12 @@ rumEntryFillRoot(RumBtree btree, Buffer root, Buffer lbuf, Buffer rbuf,
 {
 	IndexTuple	itup;
 
-	itup = rumPageGetLinkItup(lbuf);
+	itup = rumPageGetLinkItup(lbuf, lpage);
 	if (PageAddItem(page, (Item) itup, IndexTupleSize(itup), InvalidOffsetNumber, false, false) == InvalidOffsetNumber)
 		elog(ERROR, "failed to add item to index root page");
 	pfree(itup);
 
-	itup = rumPageGetLinkItup(rbuf);
+	itup = rumPageGetLinkItup(rbuf, rpage);
 	if (PageAddItem(page, (Item) itup, IndexTupleSize(itup), InvalidOffsetNumber, false, false) == InvalidOffsetNumber)
 		elog(ERROR, "failed to add item to index root page");
 	pfree(itup);
