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-rw-r--r--Documentation/kernel-parameters.txt17
1 files changed, 17 insertions, 0 deletions
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index 9aa8ff3e54d..722a7416124 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -1640,6 +1640,23 @@ bytes respectively. Such letter suffixes can also be entirely omitted.
that the amount of memory usable for all allocations
is not too small.
+ movablemem_map=nn[KMG]@ss[KMG]
+ [KNL,X86,IA-64,PPC] This parameter is similar to
+ memmap except it specifies the memory map of
+ ZONE_MOVABLE.
+ If more areas are all within one node, then from
+ lowest ss to the end of the node will be ZONE_MOVABLE.
+ If an area covers two or more nodes, the area from
+ ss to the end of the 1st node will be ZONE_MOVABLE,
+ and all the rest nodes will only have ZONE_MOVABLE.
+ If memmap is specified at the same time, the
+ movablemem_map will be limited within the memmap
+ areas. If kernelcore or movablecore is also specified,
+ movablemem_map will have higher priority to be
+ satisfied. So the administrator should be careful that
+ the amount of movablemem_map areas are not too large.
+ Otherwise kernel won't have enough memory to start.
+
MTD_Partition= [MTD]
Format: <name>,<region-number>,<size>,<offset>