From: Paolo Bonzini <pbonzini@redhat.com>
To: Borislav Petkov <bp@alien8.de>, Sean Christopherson <seanjc@google.com>
Cc: Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>,
x86@kernel.org, Andy Lutomirski <luto@kernel.org>,
Dave Hansen <dave.hansen@linux.intel.com>,
Peter Zijlstra <peterz@infradead.org>,
"H. Peter Anvin" <hpa@zytor.com>,
Vitaly Kuznetsov <vkuznets@redhat.com>,
Wanpeng Li <wanpengli@tencent.com>,
Jim Mattson <jmattson@google.com>, Joerg Roedel <joro@8bytes.org>,
linux-kernel@vger.kernel.org, kvm@vger.kernel.org,
Tom Lendacky <thomas.lendacky@amd.com>,
Brijesh Singh <brijesh.singh@amd.com>
Subject: Re: [PATCH] x86/sev: Add AMD_SEV_ES_GUEST Kconfig for including SEV-ES support
Date: Tue, 19 Jan 2021 18:12:28 +0100 [thread overview]
Message-ID: <fcb7a13b-bbac-be8c-730c-889b18f98598@redhat.com> (raw)
In-Reply-To: <20210119170942.GO27433@zn.tnic>
On 19/01/21 18:09, Borislav Petkov wrote:
>> It was the AMD_MEM_ENCRYPT_ACTIVE_BY_DEFAULT dependency that tripped me up. To
>> get KVM to enable SEV/SEV-ES by default,
> By default? What would be the use case for that?
It doesn't enable by default SEV/SEV-ES for all the guests, it only
enables the functionality.
But tying that to a Kconfig value is useless, it should just default to
1 (allow creating encrypted guests) if the hardware is available.
Paolo
prev parent reply other threads:[~2021-01-19 18:28 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-01-16 0:25 [PATCH] x86/sev: Add AMD_SEV_ES_GUEST Kconfig for including SEV-ES support Sean Christopherson
2021-01-16 5:40 ` Tom Lendacky
2021-01-18 18:03 ` Paolo Bonzini
2021-01-18 18:16 ` Tom Lendacky
2021-01-18 17:59 ` Paolo Bonzini
2021-01-18 20:26 ` Borislav Petkov
2021-01-18 20:30 ` Paolo Bonzini
2021-01-18 20:29 ` Borislav Petkov
2021-01-18 20:32 ` Paolo Bonzini
2021-01-18 20:47 ` Borislav Petkov
2021-01-19 16:23 ` Sean Christopherson
2021-01-19 17:09 ` Borislav Petkov
2021-01-19 17:12 ` Paolo Bonzini [this message]
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