Provide the Kconfig support to build the SME support in the kernel. Signed-off-by: Tom Lendacky <thomas.lendacky@xxxxxxx> --- arch/x86/Kconfig | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 7bb1574..13249b5 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -1356,6 +1356,15 @@ config X86_DIRECT_GBPAGES supports them), so don't confuse the user by printing that we have them enabled. +config AMD_MEM_ENCRYPT + bool "Secure Memory Encryption support for AMD" + depends on X86_64 && CPU_SUP_AMD + ---help--- + Say yes to enable the encryption of system memory. This requires + an AMD processor that supports Secure Memory Encryption (SME). + The encryption of system memory is disabled by default but can be + enabled with the mem_encrypt=on command line option. + # Common NUMA Features config NUMA bool "Numa Memory Allocation and Scheduler Support" -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>