| Message ID | 20230612042559.375660-24-michael.roth@amd.com (mailing list archive) |
|---|---|
| State | New |
| Headers | show
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From: Michael Roth <michael.roth@amd.com>
To: <kvm@vger.kernel.org>
CC: <linux-coco@lists.linux.dev>, <linux-mm@kvack.org>,
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Subject: [PATCH RFC v9 23/51] KVM: SEV: Select CONFIG_KVM_PROTECTED_VM when
CONFIG_KVM_AMD_SEV=y
Date: Sun, 11 Jun 2023 23:25:31 -0500
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|
| Series |
Add AMD Secure Nested Paging (SEV-SNP) Hypervisor Support
|
expand
|
diff --git a/arch/x86/kvm/Kconfig b/arch/x86/kvm/Kconfig index 718010600956..638679a4e5dc 100644 --- a/arch/x86/kvm/Kconfig +++ b/arch/x86/kvm/Kconfig @@ -126,6 +126,7 @@ config KVM_AMD_SEV bool "AMD Secure Encrypted Virtualization (SEV) support" depends on KVM_AMD && X86_64 depends on CRYPTO_DEV_SP_PSP && !(KVM_AMD=y && CRYPTO_DEV_CCP_DD=m) + select KVM_PROTECTED_VM help Provides support for launching Encrypted VMs (SEV) and Encrypted VMs with Encrypted State (SEV-ES) on AMD processors.
AMD SEV relies on the restricted/protected memory support to run guests in some cases (such as SEV lazy-pinning), so make sure to enable that support with the CONFIG_KVM_PROTECTED_VM build option. Signed-off-by: Michael Roth <michael.roth@amd.com> --- arch/x86/kvm/Kconfig | 1 + 1 file changed, 1 insertion(+)