Improve comment about GetWALAvailability's WALAVAIL_REMOVED code.

Sirisha Chamarthi and Kyotaro Horiguchi Discussion: https://postgr.es/m/CAKrAKeXt-=bgm=d+EDmcC9kWoikp8kbVb3LH0K3K+AGGsykpHQ@mail.gmail.com
3 years ago · 1ca604c201
parent 5a617d75d3
commit 1ca604c201
1 changed files with 2 additions and 1 deletions
--- a/src/backend/access/transam/xlog.c
+++ b/src/backend/access/transam/xlog.c
@ -7338,7 +7338,8 @@ CreateRestartPoint(int flags)
 *   above.
 *
 * * WALAVAIL_REMOVED means it has been removed. A replication stream on
- *   a slot with this LSN cannot continue after a restart.
+ *   a slot with this LSN cannot continue.  (Any associated walsender
+ *   processes should have been terminated already.)
 *
 * * WALAVAIL_INVALID_LSN means the slot hasn't been set to reserve WAL.
 */