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From: Borislav Petkov <bp@suse.de>
To: Brijesh Singh <brijesh.singh@amd.com>
Cc: "Sean Christopherson" <sean.j.christopherson@intel.com>,
	x86@kernel.org, linux-kernel@vger.kernel.org,
	kvm@vger.kernel.org, "Tom Lendacky" <thomas.lendacky@amd.com>,
	"Thomas Gleixner" <tglx@linutronix.de>,
	"H. Peter Anvin" <hpa@zytor.com>,
	"Paolo Bonzini" <pbonzini@redhat.com>,
	"Radim Krčmář" <rkrcmar@redhat.com>
Subject: Re: [PATCH v2 2/3] x86/mm: add .data..decrypted section to hold shared variables
Date: Thu, 30 Aug 2018 11:26:06 +0200	[thread overview]
Message-ID: <20180830092606.GC18459@nazgul.tnic> (raw)
In-Reply-To: <0de361d4-1d1e-0584-f9d4-41bf5936e2be@amd.com>

dropping stable@

On Wed, Aug 29, 2018 at 10:33:24AM -0500, Brijesh Singh wrote:
> During the initial SEV/SME patch review cycle we had some discussion about
> using decrypted vs unencrypted. At that time the consensus was
> that a memory range mapped with C=0 should be referred as 'decrypted'.

Yes, the idea was to avoid having "unencrypted" *and* "decrypted" to
mean pretty much the same thing for ease of understanding just by
looking at the name.

Also whether the data was initially unencrypted or was decrypted is
immaterial - you only need to know how to access it.

> Having said so, I do see your point and I am not oppose to calling it
> 'unencrypted' if others agrees to it.

No, please don't. Let's stick with "decrypted" for everything.

-- 
Regards/Gruss,
    Boris.

SUSE Linux GmbH, GF: Felix Imendörffer, Jane Smithard, Graham Norton, HRB 21284 (AG Nürnberg)
-- 

  reply	other threads:[~2018-08-30  9:25 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-08-28 22:12 [PATCH v2 0/3] x86: Fix SEV guest regression Brijesh Singh
2018-08-28 22:12 ` [PATCH v2 1/3] x86/mm: Restructure sme_encrypt_kernel() Brijesh Singh
2018-08-29 13:13   ` Borislav Petkov
2018-08-28 22:12 ` [PATCH v2 2/3] x86/mm: add .data..decrypted section to hold shared variables Brijesh Singh
2018-08-29 13:59   ` Borislav Petkov
2018-08-29 14:37     ` Brijesh Singh
2018-08-30  9:21       ` Borislav Petkov
2018-08-29 15:54     ` Brijesh Singh
2018-08-30  9:22       ` Borislav Petkov
2018-08-29 15:03   ` Sean Christopherson
2018-08-29 15:33     ` Brijesh Singh
2018-08-30  9:26       ` Borislav Petkov [this message]
2018-08-28 22:12 ` [PATCH v2 3/3] x86/kvm: use __decrypted attribute when declaring " Brijesh Singh

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