v5-0001-Set-ReplicationSlot-active_pid-even-in-single-use.patch

From 201b872dbcdfb8a1182edde13b14a24d5aa43226 Mon Sep 17 00:00:00 2001
From: Hayato Kuroda <kuroda.hayato@fujitsu.com>
Date: Mon, 18 Aug 2025 11:47:43 +0900
Subject: [PATCH v5 1/2] Set ReplicationSlot::active_pid even in single-user
 mode

Slot manipulation functions except drop could be failed in single-user mode, because
active_pid was not set. Actually the attribute is no-op in the mode but fix the
inconsisntency anyway.
---
 src/backend/replication/slot.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/backend/replication/slot.c b/src/backend/replication/slot.c
index 8605776ad86..fd0fdb96d42 100644
--- a/src/backend/replication/slot.c
+++ b/src/backend/replication/slot.c
@@ -653,7 +653,7 @@ retry:
 	}
 	else
 	{
-		active_pid = MyProcPid;
+		s->active_pid = active_pid = MyProcPid;
 		ReplicationSlotSetInactiveSince(s, 0, true);
 	}
 	LWLockRelease(ReplicationSlotControlLock);
-- 
2.47.1