CONFIG_EFI_DXE_MEM_ATTRIBUTES: Adjust memory attributes in EFISTUB

General informations

The Linux kernel configuration item CONFIG_EFI_DXE_MEM_ATTRIBUTES:

• prompt: Adjust memory attributes in EFISTUB
• type: bool
• depends on: CONFIG_EFI && CONFIG_EFI_STUB && CONFIG_X86
• defined in drivers/firmware/efi/Kconfig
• found in Linux kernels: 5.19, 6.0–6.8, 6.9-rc+HEAD

Help text

UEFI specification does not guarantee all memory to be accessible for both write and execute as the kernel expects it to be. Use DXE services to check and alter memory protection attributes during boot via EFISTUB to ensure that memory ranges used by the kernel are writable and executable.

Hardware

LKDDb

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Sources

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

The data is retrived from:

• Linux kernel
• Linux Kernel Driver DataBase (LKDDb)

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