1 files changed, 13 insertions, 1 deletions
diff --git a/src/backend/access/transam/xlog.c b/src/backend/access/transam/xlog.c
index 9ae01c13d51..6a4a5041fc5 100644
--- a/src/backend/access/transam/xlog.c
+++ b/src/backend/access/transam/xlog.c
@@ -6268,7 +6268,8 @@ RecoveryInProgress(void)
  * true. Postmaster knows this by way of signal, not via shared memory.
  *
  * Unlike testing standbyState, this works in any process that's connected to
- * shared memory.
+ * shared memory.  (And note that standbyState alone doesn't tell the truth
+ * anyway.)
  */
 bool
 HotStandbyActive(void)
@@ -6295,6 +6296,17 @@ HotStandbyActive(void)
 }
 
 /*
+ * Like HotStandbyActive(), but to be used only in WAL replay code,
+ * where we don't need to ask any other process what the state is.
+ */
+bool
+HotStandbyActiveInReplay(void)
+{
+	Assert(AmStartupProcess());
+	return LocalHotStandbyActive;
+}
+
+/*
  * Is this process allowed to insert new WAL records?
  *
  * Ordinarily this is essentially equivalent to !RecoveryInProgress().