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Diffstat (limited to 'Documentation/admin-guide/mm/pagemap.rst')
| -rw-r--r-- | Documentation/admin-guide/mm/pagemap.rst | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/Documentation/admin-guide/mm/pagemap.rst b/Documentation/admin-guide/mm/pagemap.rst index 340a5aee9b80..fb578fbbb76c 100644 --- a/Documentation/admin-guide/mm/pagemap.rst +++ b/Documentation/admin-guide/mm/pagemap.rst @@ -21,6 +21,8 @@ There are four components to pagemap: * Bit 55 pte is soft-dirty (see :ref:`Documentation/admin-guide/mm/soft-dirty.rst <soft_dirty>`) * Bit 56 page exclusively mapped (since 4.2) + * Bit 57 pte is uffd-wp write-protected (since 5.13) (see + :ref:`Documentation/admin-guide/mm/userfaultfd.rst <userfaultfd>`) * Bits 57-60 zero * Bit 61 page is file-page or shared-anon (since 3.5) * Bit 62 page swapped |