Fix cancelled queries when hot_standby_feedback = on

2019-01-31 11:17:24 Andres Freund (andresfreund) Closed in commitfest 2019-01 with status: Returned with feedback 2018-11-29 12:44:01 Dmitry Dolgov (erthalion) Closed in commitfest 2018-11 with status: Moved to next CF 2018-10-01 02:15:55 Michael Paquier (michael-kun) Closed in commitfest 2018-09 with status: Moved to next CF 2018-08-10 22:11:52 Andrew Dunstan (adunstan) Closed in commitfest 2018-07 with status: Moved to next CF 2018-06-20 17:24:18 Alexander Korotkov (smagen) Changed authors to Ivan Kartyshov (fenimorkin) 2018-06-20 17:24:18 Alexander Korotkov (smagen) Changed reviewers to Alexander Korotkov (smagen) 2018-06-20 17:23:46 Alexander Korotkov (smagen) Attached mail thread c9374921e50a5e8fb1ecf04eb8c6ebc3@postgrespro.ru 2018-06-20 17:23:46 Alexander Korotkov (smagen) Created patch record