From 6f627b425378915b6eda30908bedefc21b70b8c4 Mon Sep 17 00:00:00 2001 From: Brijesh Singh Date: Wed, 1 May 2024 03:52:07 -0500 Subject: [PATCH] KVM: SVM: Add module parameter to enable SEV-SNP Add a module parameter than can be used to enable or disable the SEV-SNP feature. Now that KVM contains the support for the SNP set the GHCB hypervisor feature flag to indicate that SNP is supported. Signed-off-by: Brijesh Singh Reviewed-by: Paolo Bonzini Signed-off-by: Ashish Kalra Message-ID: <20240501085210.2213060-18-michael.roth@amd.com> Signed-off-by: Michael Roth Signed-off-by: Paolo Bonzini --- arch/x86/kvm/svm/sev.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/arch/x86/kvm/svm/sev.c b/arch/x86/kvm/svm/sev.c index a876a4186939..176ba117413a 100644 --- a/arch/x86/kvm/svm/sev.c +++ b/arch/x86/kvm/svm/sev.c @@ -49,7 +49,8 @@ static bool sev_es_enabled = true; module_param_named(sev_es, sev_es_enabled, bool, 0444); /* enable/disable SEV-SNP support */ -static bool sev_snp_enabled; +static bool sev_snp_enabled = true; +module_param_named(sev_snp, sev_snp_enabled, bool, 0444); /* enable/disable SEV-ES DebugSwap support */ static bool sev_es_debug_swap_enabled = true; -- 2.25.1