1 files changed, 10 insertions, 0 deletions

diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index 1794affbd06f..9a541486fb7e 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -833,6 +833,16 @@ and is between 256 and 4096 characters. It is defined in the file
                         use the HighMem zone if it exists, and the Normal
                         zone if it does not.
 
+        movablecore=nn[KMG]     [KNL,IA-32,IA-64,PPC,X86-64] This parameter
+                        is similar to kernelcore except it specifies the
+                        amount of memory used for migratable allocations.
+                        If both kernelcore and movablecore is specified,
+                        then kernelcore will be at *least* the specified
+                        value but may be more. If movablecore on its own
+                        is specified, the administrator must be careful
+                        that the amount of memory usable for all allocations
+                        is not too small.
+
         keepinitrd      [HW,ARM]
 
         kstack=N        [IA-32,X86-64] Print N words from the kernel stack