Fix thinko in comment.

hlinnaka · hlinnaka · commit 7fa56e636e42 · 2013-05-02T18:10:39.000+03:00
WAL segment means a 16 MB physical WAL file; this comment meant a logical
4 GB log file.

Amit Langote. Apply to backbranches only, as the comment is gone in master.
diff --git a/src/backend/access/transam/xlog.c b/src/backend/access/transam/xlog.c
@@ -3970,7 +3970,7 @@ ReadRecord(XLogRecPtr *RecPtr, int emode, bool fetching_ckpt)
 		if (XLOG_BLCKSZ - (RecPtr->xrecoff % XLOG_BLCKSZ) < SizeOfXLogRecord)
 			NextLogPage(*RecPtr);
 
-		/* Check for crossing of xlog segment boundary */
+		/* Check for crossing of xlog logid boundary */
 		if (RecPtr->xrecoff >= XLogFileSize)
 		{
 			(RecPtr->xlogid)++;

Original file line number	Diff line number	Diff line change
`@@ -3970,7 +3970,7 @@ ReadRecord(XLogRecPtr *RecPtr, int emode, bool fetching_ckpt)`
`3970`	`3970`	`if (XLOG_BLCKSZ - (RecPtr->xrecoff % XLOG_BLCKSZ) < SizeOfXLogRecord)`
`3971`	`3971`	`NextLogPage(*RecPtr);`
`3972`	`3972`
`3973`		`- /* Check for crossing of xlog segment boundary */`
	`3973`	`+ /* Check for crossing of xlog logid boundary */`
`3974`	`3974`	`if (RecPtr->xrecoff >= XLogFileSize)`
`3975`	`3975`	`{`
`3976`	`3976`	`(RecPtr->xlogid)++;`