From 1e2bfb58110cf6d125b4dda3dc670444ff1b9d2c Mon Sep 17 00:00:00 2001
From: Bruce Momjian <bruce@momjian.us>
Date: Fri, 23 Mar 2007 03:16:39 +0000
Subject: [PATCH] Cleanup for procarray.c.
---
src/backend/storage/ipc/procarray.c | 10 +++++++---
1 file changed, 7 insertions(+), 3 deletions(-)
diff --git a/src/backend/storage/ipc/procarray.c b/src/backend/storage/ipc/procarray.c
index 19e5efa683a..d2d39770c5b 100644
--- a/src/backend/storage/ipc/procarray.c
+++ b/src/backend/storage/ipc/procarray.c
@@ -23,7 +23,7 @@
*
*
* IDENTIFICATION
- * $PostgreSQL: pgsql/src/backend/storage/ipc/procarray.c,v 1.21 2007/01/16 13:28:56 alvherre Exp $
+ * $PostgreSQL: pgsql/src/backend/storage/ipc/procarray.c,v 1.22 2007/03/23 03:16:39 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@@ -590,6 +590,11 @@ GetSnapshotData(Snapshot snapshot, bool serializable)
xmax = ReadNewTransactionId();
+ /*
+ * Spin over procArray checking xid, xmin, and subxids. The goal is
+ * to gather all active xids, find the lowest xmin, and try to record
+ * subxids.
+ */
for (index = 0; index < arrayP->numProcs; index++)
{
PGPROC *proc = arrayP->procs[index];
@@ -614,8 +619,7 @@ GetSnapshotData(Snapshot snapshot, bool serializable)
if (TransactionIdPrecedes(xid, xmin))
xmin = xid;
- snapshot->xip[count] = xid;
- count++;
+ snapshot->xip[count++] = xid;
/* Update globalxmin to be the smallest valid xmin */
xid = proc->xmin;
--
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