CONFIG_AMD_MEM_ENCRYPT_ACTIVE_BY_DEFAULT: Activate AMD Secure Memory Encryption (SME) by default

General informations

The Linux kernel configuration item CONFIG_AMD_MEM_ENCRYPT_ACTIVE_BY_DEFAULT:

• prompt: Activate AMD Secure Memory Encryption (SME) by default
• type: bool
• depends on: CONFIG_AMD_MEM_ENCRYPT
• defined in arch/x86/Kconfig
• found in Linux kernels: 4.14–4.20, 5.0–5.19, 6.0–6.8

Help text

Say yes to have system memory encrypted by default if running on an AMD processor that supports Secure Memory Encryption (SME).

If set to Y, then the encryption of system memory can be deactivated with the mem_encrypt=off command line option.

If set to N, then the encryption of system memory can be activated with the mem_encrypt=on command line option.

Hardware

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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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