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Diffstat (limited to 'Documentation/mm/vmemmap_dedup.rst')
| -rw-r--r-- | Documentation/mm/vmemmap_dedup.rst | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/Documentation/mm/vmemmap_dedup.rst b/Documentation/mm/vmemmap_dedup.rst index c9c495f62d12..7d7a161aa364 100644 --- a/Documentation/mm/vmemmap_dedup.rst +++ b/Documentation/mm/vmemmap_dedup.rst @@ -7,6 +7,8 @@ A vmemmap diet for HugeTLB and Device DAX HugeTLB ======= +This section is to explain how HugeTLB Vmemmap Optimization (HVO) works. + The struct page structures (page structs) are used to describe a physical page frame. By default, there is a one-to-one mapping from a page frame to it's corresponding page struct. |