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CONFIG_X86_PAE: PAE (Physical Address Extension) Support

General informations

The Linux kernel configuration item CONFIG_X86_PAE has multiple definitions:

PAE (Physical Address Extension) Support found in arch/x86/Kconfig

The configuration item CONFIG_X86_PAE:

Help text

PAE is required for NX support, and furthermore enables larger swapspace support for non-overcommit purposes. It has the cost of more pagetable lookup overhead, and also consumes more pagetable space per process.

PAE (Physical Address Extension) Support found in arch/i386/Kconfig

The configuration item CONFIG_X86_PAE:

Help text

PAE is required for NX support, and furthermore enables larger swapspace support for non-overcommit purposes. It has the cost of more pagetable lookup overhead, and also consumes more pagetable space per process.

found in arch/i386/Kconfig

The configuration item CONFIG_X86_PAE:

Help text

(none)

Hardware

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