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CONFIG_PTE_MARKER_UFFD_WP: Userfaultfd write protection support for shmem/hugetlbfs

General informations

The Linux kernel configuration item CONFIG_PTE_MARKER_UFFD_WP:

Help text

Allows to create marker PTEs for userfaultfd write protection purposes. It is required to enable userfaultfd write protection on file-backed memory types like shmem and hugetlbfs.

Hardware

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