Add comment for deadlock_timeout:

        /* This is PGC_SIGHUP so all backends have the same value. */

diff --git a/src/backend/utils/misc/guc.c b/src/backend/utils/misc/guc.c
index ddc064cf64e8b363cb1d3d1a135ae0bf54363249..94ebac760e9a3bf97d25a943560f3cff40b2ec67 100644 (file)
--- a/src/backend/utils/misc/guc.c
+++ b/src/backend/utils/misc/guc.c
@@ -1287,6 +1287,7 @@ static struct config_int ConfigureNamesInt[] =
        },
 
        {
+               /* This is PGC_SIGHUP so all backends have the same value. */
                {"deadlock_timeout", PGC_SIGHUP, LOCK_MANAGEMENT,
                        gettext_noop("Sets the time to wait on a lock before checking for deadlock."),
                        NULL,