From 71a29bffab97382988a9fbbd39d55aa961177f8b Mon Sep 17 00:00:00 2001
From: Katerina Koukiou <kkoukiou@redhat.com>
Date: Fri, 29 Sep 2017 15:30:16 +0200
Subject: [PATCH] Document ssh_args ControlMaster option requirement

Clarify issues met in: https://github.com/rhevm-qe-automation/ansible-role-seal/issues/20
---
 README.md | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/README.md b/README.md
index 2087590..b4eca77 100644
--- a/README.md
+++ b/README.md
@@ -11,7 +11,10 @@ This role performs sealing steps for following operating systems:
 Requirements
 ------------
 
-None
+You need to have enabled [ControlMaster](http://docs.ansible.com/ansible/latest/intro_configuration.html#openssh-specific-settings)
+under [ssh_connection] header in ansible configuration file.
+
+The defaults `ssh_args = -o ControlMaster=auto -o ControlPersist=60s` will work.
 
 Role Variables
 --------------