[PATCH v2 3/4] document: change the document for the extended movable_node

[Chao Fan]

Add the document for the change of extended movable_node=nn[KMG]@ss[KMG].

Cc: Jonathan Corbet <corbet@xxxxxxx>
Cc: linux-doc@xxxxxxxxxxxxxxx
Signed-off-by: Chao Fan <fanc.fnst@xxxxxxxxxxxxxx>
---
 Documentation/admin-guide/kernel-parameters.txt | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
index f16f7cf58c18..22ae1baf4bbd 100644
--- a/Documentation/admin-guide/kernel-parameters.txt
+++ b/Documentation/admin-guide/kernel-parameters.txt
@@ -2335,6 +2335,15 @@
 			allocations which rules out almost all kernel
 			allocations. Use with caution!
 
+	movable_node=nn[KMG]@ss[KMG]
+			[KNL] Force usage of a specific region of memory.
+			Extend movable_node to work well with KASLR.
+			Region of memory in immovable node is from ss to ss+nn.
+			Multiple regions can be specified, comma delimited.
+			Notice: we support 4 regions at most now.
+			Example:
+			movable_node=1G,100M@2G,1G@4G
+
 	MTD_Partition=	[MTD]
 			Format: <name>,<region-number>,<size>,<offset>
 
-- 
2.13.6