Avoid infinite loop in checkpointer

2025-07-27 12:38:44 Alexander Korotkov (smagen) Closed in commitfest PG19-1 with status: Committed 2025-07-27 12:38:40 Alexander Korotkov (smagen) Added smagen as committer 2025-07-27 12:38:37 Alexander Korotkov (smagen) Changed targetversion to 19 2025-07-22 23:04:18 CFbot Patch needs rebase 2025-06-27 00:12:11 Xuneng Zhou (dylanzhou) Added dylanzhou as reviewer 2025-06-26 13:36:42 Xuneng Zhou (dylanzhou) Changed authors to Maxim Orlov (m.orlov), Xuneng Zhou (dylanzhou) 2025-05-19 15:21:13 Karthik S (karthikselvaam.gmail.com) Removed karthikselvaam.gmail.com from reviewers 2025-05-19 15:21:06 Karthik S (karthikselvaam.gmail.com) Added karthikselvaam.gmail.com as reviewer 2025-04-15 03:24:04 Xuneng Zhou (egoa) Changed authors to Maxim Orlov (m.orlov) 2025-04-15 03:23:41 Xuneng Zhou (egoa) Changed authors to Maxim Orlov (m.orlov), Xuneng Zhou (egoa) 2025-04-15 02:14:04 Xuneng Zhou (egoa) Closed in commitfest 2025-03 with status: Moved to next CF 2025-04-15 02:13:32 Xuneng Zhou (egoa) Removed egoa from reviewers 2025-04-15 02:13:08 Xuneng Zhou (egoa) Added egoa as reviewer 2025-02-28 16:57:49 Maxim Orlov (m.orlov) Changed authors to Maxim Orlov (m.orlov) 2025-02-28 16:57:31 Maxim Orlov (m.orlov) Attached mail thread db4534f83a22a29ab5ee2566ad86ca92@postgrespro.ru 2025-02-28 16:57:30 Maxim Orlov (m.orlov) Created patch record