AMD Secure Encrypted Virtualization (SEV) support

modulename: sev.ko

configname: CONFIG_KVM_AMD_SEV

Linux Kernel Configuration
└─>Virtualization
└─>AMD Secure Encrypted Virtualization (SEV) support
In linux kernel since version 3.10 (release Date: 2013-06-30)  
Provides support for launching encrypted VMs which use Secure
Encrypted Virtualization (SEV), Secure Encrypted Virtualization with
Encrypted State (SEV-ES), and Secure Encrypted Virtualization with
Secure Nested Paging (SEV-SNP) technologies on AMD processors.

source code:
arch/x86/virt/svm//sev.c