Navigation: Linux Kernel Driver DataBase - web LKDDB: Main index - D index

CONFIG_DIRECT_GBPAGES: Enable gbpages-mapped kernel pagetables

General informations

The Linux kernel configuration item CONFIG_DIRECT_GBPAGES has multiple definitions:

Enable 1GB pages for kernel pagetables found in arch/x86/Kconfig

The configuration item CONFIG_DIRECT_GBPAGES:

Help text

Allow the kernel linear mapping to use 1GB pages on CPUs that support it. This can improve the kernel's performance a tiny bit by reducing TLB pressure. If in doubt, say "Y".

Enable gbpages-mapped kernel pagetables found in arch/x86/Kconfig.debug

The configuration item CONFIG_DIRECT_GBPAGES:

Help text

Enable gigabyte pages support (if the CPU supports it). This can improve the kernel's performance a tiny bit by reducing TLB pressure.

This is experimental code.

If in doubt, say "N".

Hardware

LKDDb

Raw data from LKDDb:

Sources

This page is automaticly generated with free (libre, open) software lkddb(see lkddb-sources).

The data is retrived from:

Automatic links from Google (and ads)

Custom Search

Popular queries:

Navigation: Linux Kernel Driver DataBase - web LKDDB: main index - D index

Automatically generated (in year 2014) with gen-web-lkddb.py in lkddb-sources.