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-rw-r--r--src/backend/access/transam/timeline.c18
1 files changed, 6 insertions, 12 deletions
diff --git a/src/backend/access/transam/timeline.c b/src/backend/access/transam/timeline.c
index be21968293c..c9344e5e8b4 100644
--- a/src/backend/access/transam/timeline.c
+++ b/src/backend/access/transam/timeline.c
@@ -439,14 +439,11 @@ writeTimeLineHistory(TimeLineID newTLI, TimeLineID parentTLI,
/*
* Now move the completed history file into place with its final name.
+ * The target file should not exist.
*/
TLHistoryFilePath(path, newTLI);
-
- /*
- * Perform the rename using link if available, paranoidly trying to avoid
- * overwriting an existing file (there shouldn't be one).
- */
- durable_rename_excl(tmppath, path, ERROR);
+ Assert(access(path, F_OK) != 0 && errno == ENOENT);
+ durable_rename(tmppath, path, ERROR);
/* The history file can be archived immediately. */
if (XLogArchivingActive())
@@ -517,14 +514,11 @@ writeTimeLineHistoryFile(TimeLineID tli, char *content, int size)
/*
* Now move the completed history file into place with its final name.
+ * The target file should not exist.
*/
TLHistoryFilePath(path, tli);
-
- /*
- * Perform the rename using link if available, paranoidly trying to avoid
- * overwriting an existing file (there shouldn't be one).
- */
- durable_rename_excl(tmppath, path, ERROR);
+ Assert(access(path, F_OK) != 0 && errno == ENOENT);
+ durable_rename(tmppath, path, ERROR);
}
/*