CONFIG_ARM64_CONTPTE: Contiguous PTE mappings for user memory

General informations

The Linux kernel configuration item CONFIG_ARM64_CONTPTE:

• prompt: Contiguous PTE mappings for user memory
• type: bool
• depends on: ( CONFIG_EXPERT ) && ( CONFIG_TRANSPARENT_HUGEPAGE )
• defined in arch/arm64/Kconfig
• found in Linux kernels: 6.9-rc+HEAD

Help text

When enabled, user mappings are configured using the PTE contiguous bit, for any mappings that meet the size and alignment requirements. This reduces TLB pressure and improves performance.

Hardware

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The data is retrived from:

• Linux kernel
• Linux Kernel Driver DataBase (LKDDb)

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