Re: [PATCH 2/2] x86 KVM:SVM: Provide "nosnp" boot option for sev kernel command line
From: Tom Lendacky
Date: Fri Aug 02 2024 - 10:19:23 EST
On 8/1/24 15:56, Pavan Kumar Paluri wrote:
> Provide a "nosnp" kernel command line option to prevent enabling of the
> RMP and SEV-SNP features in the host/hypervisor. Not initializing the
> RMP removes system overhead associated with RMP checks.
>
> Co-developed-by: Eric Van Tassell <Eric.VanTassell@xxxxxxx>
> Signed-off-by: Eric Van Tassell <Eric.VanTassell@xxxxxxx>
> Signed-off-by: Pavan Kumar Paluri <papaluri@xxxxxxx>
Reviewed-by: Tom Lendacky <thomas.lendacky@xxxxxxx>
> ---
> Documentation/arch/x86/x86_64/boot-options.rst | 3 +++
> arch/x86/virt/svm/cmdline.c | 6 ++++++
> 2 files changed, 9 insertions(+)