File bsc#1174696-0002-Doc-scheduler-improve-the-documentation-of-have-watc.patch of Package pacemaker.19127

From eaa71db837321299003448b8fcd0b7d1157b8b6c Mon Sep 17 00:00:00 2001
From: "Gao,Yan" <ygao@suse.com>
Date: Fri, 14 Aug 2020 13:17:51 +0200
Subject: [PATCH 2/3] Doc: scheduler: improve the documentation of
 `have-watchdog` cluster option

---
 lib/pengine/common.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/lib/pengine/common.c b/lib/pengine/common.c
index ba8ca3752..3260f0c32 100644
--- a/lib/pengine/common.c
+++ b/lib/pengine/common.c
@@ -131,7 +131,11 @@ static pcmk__cluster_option_t pe_opts[] = {
         "false", pcmk__valid_boolean,
         "Whether watchdog integration is enabled",
         "This is set automatically by the cluster according to whether SBD "
-            "is detected to be in use. User-configured values are ignored."
+            "is detected to be in use. User-configured values are ignored. "
+            "The value `true` is meaningful if diskless SBD is used and "
+            "`stonith-watchdog-timeout` is nonzero. In that case, if fencing "
+            "is required, watchdog-based self-fencing will be performed via "
+            "SBD without requiring a fencing resource explicitly configured."
     },
     {
         "concurrent-fencing", NULL, "boolean", NULL,
-- 
2.26.2