From 36fc013fabd94f159553973f55afecc6cd115d60 Mon Sep 17 00:00:00 2001
From: Amit Kapila <akapila@postgresql.org>
Date: Fri, 21 Oct 2022 12:33:47 +0530
Subject: [PATCH] Add CHECK_FOR_INTERRUPTS while restoring changes during
 decoding.

Previously in commit 42681dffaf, we added CFI during decoding changes but
missed another similar case that can happen while restoring changes
spilled to disk back into memory in a loop.

Reported-by: Robert Haas
Author: Amit Kapila
Backpatch-through: 10
Discussion: https://postgr.es/m/CA+TgmoaLObg0QbstbC8ykDwOdD1bDkr4AbPpB=0DPgA2JW0mFg@mail.gmail.com
---
 src/backend/replication/logical/reorderbuffer.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/backend/replication/logical/reorderbuffer.c b/src/backend/replication/logical/reorderbuffer.c
index d55782e0106..271a74c6908 100644
--- a/src/backend/replication/logical/reorderbuffer.c
+++ b/src/backend/replication/logical/reorderbuffer.c
@@ -4103,6 +4103,8 @@ ReorderBufferRestoreChanges(ReorderBuffer *rb, ReorderBufferTXN *txn,
 		int			readBytes;
 		ReorderBufferDiskChange *ondisk;
 
+		CHECK_FOR_INTERRUPTS();
+
 		if (*fd == -1)
 		{
 			char		path[MAXPGPATH];