Replace word 'poison' by 'force'

JIRA: DOCTOR-8

Change-Id: I7b9fae85bd60b1ae2d0e51f1ffb970316d7d92ad
Signed-off-by: Ryota MIBU <r-mibu@cq.jp.nec.com>

1 files changed, 5 insertions, 4 deletions

diff --git a/requirements/05-implementation.rst b/requirements/05-implementation.rst
index 6fbf613c..e624a990 100644
--- a/requirements/05-implementation.rst
+++ b/requirements/05-implementation.rst
@@ -60,10 +60,11 @@ The Controller is responsible for maintaining the resource map (i.e. the mapping
 from physical resources to virtual resources), accepting update requests for the
 resource state(s) (exposing as provider API), and sending all failure events
 regarding virtual resources to the Notifier. Optionally, the Controller has the
-ability to poison the state of virtual resources mapping to physical resources
-for which it has received failure notifications from the Inspector. The
-Controller also re-calculates the capacity of the NVFI when receiving a failure
-notification for a physical resource.
+ability to force the state of a given physical resource to down in the resource
+mapping when it receives failure notifications from the Inspector for that
+given physical resource.
+The Controller also re-calculates the capacity of the NVFI when receiving a
+failure notification for a physical resource.
 
 In a real-world deployment, the VIM may have several controllers, one for each
 resource type, such as Nova, Neutron and Cinder in OpenStack. Each controller