From: Robert Haas <rhaas@postgresql.org>
Date: Tue, 4 Apr 2017 13:03:41 +0000 (-0400)
Subject: Fix thinko in BitmapAdjustPrefetchIterator.
X-Git-Tag: REL_10_BETA1~395
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=a9a7949134189c29a9b38ac7394c53849684fe4d;p=postgresql

Fix thinko in BitmapAdjustPrefetchIterator.

Dilip Kumar

Discussion: http://postgr.es/m/CAFiTN-uKAvRhWprb0i-U9zFOekgQRRwqjP1wvOBsKZb-UEKbug@mail.gmail.com
---

diff --git a/src/backend/executor/nodeBitmapHeapscan.c b/src/backend/executor/nodeBitmapHeapscan.c
index 19eb1755be..d240f9c03e 100644
--- a/src/backend/executor/nodeBitmapHeapscan.c
+++ b/src/backend/executor/nodeBitmapHeapscan.c
@@ -494,7 +494,7 @@ BitmapAdjustPrefetchIterator(BitmapHeapScanState *node,
 		SpinLockAcquire(&pstate->mutex);
 		if (pstate->prefetch_pages > 0)
 		{
-			node->prefetch_pages--;
+			pstate->prefetch_pages--;
 			SpinLockRelease(&pstate->mutex);
 		}
 		else