linux-kernel - Re: [PATCH v1 20/26] crypto: ccp: Add debug support for decrypting pages

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Date: Wed, 10 Jan 2024 18:50:03 -0600
From: Michael Roth <michael.roth@....com>
To: Sean Christopherson <seanjc@...gle.com>
CC: <x86@...nel.org>, <kvm@...r.kernel.org>, <linux-coco@...ts.linux.dev>,
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	<pankaj.gupta@....com>, <liam.merwick@...cle.com>, <zhi.a.wang@...el.com>,
	Brijesh Singh <brijesh.singh@....com>
Subject: Re: [PATCH v1 20/26] crypto: ccp: Add debug support for decrypting
 pages

On Wed, Jan 10, 2024 at 06:59:56AM -0800, Sean Christopherson wrote:
> On Sat, Dec 30, 2023, Michael Roth wrote:
> > From: Brijesh Singh <brijesh.singh@....com>
> > 
> > Add support to decrypt guest encrypted memory. These API interfaces can
> > be used for example to dump VMCBs on SNP guest exit.
> 
> By who?  Nothing in this series, or the KVM series, ever invokes
> snp_guest_dbg_decrypt_page().

There's a VMSA dump patch we've been using internally, but yah, this should
be dropped from the series until that patch is actually submitted upstream.

-Mike