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: Mon, 18 Jan 2021 21:32:07 +0100 [thread overview]
Message-ID: <5f7bbd70-35c3-24ca-7ec5-047c71b16b1f@redhat.com> (raw)
In-Reply-To: <20210118202931.GI30090@zn.tnic>
On 18/01/21 21:29, Borislav Petkov wrote:
> On Fri, Jan 15, 2021 at 04:25:17PM -0800, Sean Christopherson wrote:
>> Introduce a new Kconfig, AMD_SEV_ES_GUEST, to control the inclusion of
>> support for running as an SEV-ES guest. Pivoting on AMD_MEM_ENCRYPT for
>> guest SEV-ES support is undesirable for host-only kernel builds as
>> AMD_MEM_ENCRYPT is also required to enable KVM/host support for SEV and
>> SEV-ES.
>
> Huh, what?
>
> I'm not sure I understand what you're trying to say here and am not
> convinced why yet another Kconfig symbol is needed?
I think it makes sense because AMD_SEV_ES_GUEST's #VC handling is quite
a bit of code that you may not want or need. The commit message does
need a rewrite though.
Paolo
next prev parent reply other threads:[~2021-01-18 20:34 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-01-16 0:25 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 [this message]
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
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=5f7bbd70-35c3-24ca-7ec5-047c71b16b1f@redhat.com \
--to=pbonzini@redhat.com \
--cc=bp@alien8.de \
--cc=brijesh.singh@amd.com \
--cc=dave.hansen@linux.intel.com \
--cc=hpa@zytor.com \
--cc=jmattson@google.com \
--cc=joro@8bytes.org \
--cc=kvm@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=luto@kernel.org \
--cc=mingo@redhat.com \
--cc=peterz@infradead.org \
--cc=seanjc@google.com \
--cc=tglx@linutronix.de \
--cc=thomas.lendacky@amd.com \
--cc=vkuznets@redhat.com \
--cc=wanpengli@tencent.com \
--cc=x86@kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
all inboxes | Powered by JetHome®