Kubectl patch command accepts a filename param

docs/user-guide/kubectl/kubectl_patch.md

@@ -45,7 +45,7 @@ JSON and YAML formats are accepted.
 Please refer to the models in https://htmlpreview.github.io/?https://github.com/kubernetes/kubernetes/HEAD/docs/api-reference/definitions.html to find if a field is mutable.
 
 ```
-kubectl patch TYPE NAME -p PATCH
+kubectl patch (-f FILENAME | TYPE NAME) -p PATCH
 ```
 
 ### Examples
@@ -55,6 +55,9 @@ kubectl patch TYPE NAME -p PATCH
 # Partially update a node using strategic merge patch
 kubectl patch node k8s-node-1 -p '{"spec":{"unschedulable":true}}'
 
+# Partially update a node identified by the type and name specified in "node.json" using strategic merge patch
+kubectl patch -f node.json -p '{"spec":{"unschedulable":true}}'
+
 # Update a container's image; spec.containers[*].name is required because it's a merge key
 kubectl patch pod valid-pod -p '{"spec":{"containers":[{"name":"kubernetes-serve-hostname","image":"new image"}]}}'
 ```
@@ -62,6 +65,7 @@ kubectl patch pod valid-pod -p '{"spec":{"containers":[{"name":"kubernetes-serve
 ### Options
 
 ```
+  -f, --filename=[]: Filename, directory, or URL to a file identifying the resource to update
   -h, --help[=false]: help for patch
   -o, --output="": Output mode. Use "-o name" for shorter output (resource/name).
   -p, --patch="": The patch to be applied to the resource JSON file.
@@ -100,7 +104,7 @@ kubectl patch pod valid-pod -p '{"spec":{"containers":[{"name":"kubernetes-serve
 
 * [kubectl](kubectl.md)	 - kubectl controls the Kubernetes cluster manager
 
-###### Auto generated by spf13/cobra at 2015-08-12 21:51:38.836855054 +0000 UTC
+###### Auto generated by spf13/cobra at 2015-08-13 02:12:21.577994505 +0000 UTC
 
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