Fix SIGHUP handling by unconnected bgworkers

Add a SignalUnconnectedWorkers() call so that non-database-connected background
workers are also notified when postmaster is SIGHUPped.  Previously, only
database-connected workers were.

Michael Paquier (bug report and fix)

diff --git a/src/backend/postmaster/postmaster.c b/src/backend/postmaster/postmaster.c
index 298ad5e1ec42ff12821c2df2884b558cfb2a6550..5ff35774787f0be96d4bdf6adbdfd0d363537267 100644 (file)
--- a/src/backend/postmaster/postmaster.c
+++ b/src/backend/postmaster/postmaster.c
@@ -2280,6 +2280,7 @@ SIGHUP_handler(SIGNAL_ARGS)
                                (errmsg("received SIGHUP, reloading configuration files")));
                ProcessConfigFile(PGC_SIGHUP);
                SignalChildren(SIGHUP);
+               SignalUnconnectedWorkers(SIGHUP);
                if (StartupPID != 0)
                        signal_child(StartupPID, SIGHUP);
                if (BgWriterPID != 0)