From: Borislav Petkov <bp@alien8.de>
To: Paolo Bonzini <pbonzini@redhat.com>
Cc: Sean Christopherson <seanjc@google.com>,
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: Mon, 18 Jan 2021 21:26:11 +0100 [thread overview]
Message-ID: <20210118202611.GH30090@zn.tnic> (raw)
In-Reply-To: <d4deb3ba-5c72-f61c-5040-0571822297c6@redhat.com>
On Mon, Jan 18, 2021 at 06:59:38PM +0100, Paolo Bonzini wrote:
> On 16/01/21 01:25, Sean Christopherson wrote:
> >
> > @@ -1527,12 +1527,14 @@ config AMD_MEM_ENCRYPT
> > select DYNAMIC_PHYSICAL_MASK
> > select ARCH_USE_MEMREMAP_PROT
> > select ARCH_HAS_FORCE_DMA_UNENCRYPTED
> > - select INSTRUCTION_DECODER
> > help
> > Say yes to enable support for the encryption of system memory.
> > This requires an AMD processor that supports Secure Memory
> > Encryption (SME).
> > + This also enables support for running as a Secure Encrypted
> > + Virtualization (SEV) guest.
> > +
> > config AMD_MEM_ENCRYPT_ACTIVE_BY_DEFAULT
> > bool "Activate AMD Secure Memory Encryption (SME) by default"
> > default y
> > @@ -1547,6 +1549,15 @@ config AMD_MEM_ENCRYPT_ACTIVE_BY_DEFAULT
> > If set to N, then the encryption of system memory can be
> > activated with the mem_encrypt=on command line option.
> > +config AMD_SEV_ES_GUEST
> > + bool "AMD Secure Encrypted Virtualization - Encrypted State (SEV-ES) Guest support"
> > + depends on AMD_MEM_ENCRYPT
> > + select INSTRUCTION_DECODER
> > + help
> > + Enable support for running as a Secure Encrypted Virtualization -
> > + Encrypted State (SEV-ES) Guest. This enables SEV-ES boot protocol
> > + changes, #VC handling, SEV-ES specific hypercalls, etc...
> > +
>
> Queued, thanks.
Say, Paolo, why are you queuing a patch which goes through tip, if at all?
--
Regards/Gruss,
Boris.
https://people.kernel.org/tglx/notes-about-netiquette
next prev parent reply other threads:[~2021-01-18 20:28 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 [this message]
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
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