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Thu, 4 Dec 2025 13:21:49 +0000 (GMT) From: "Thomas Courrege" Subject: =?utf-8?Q?Re:=20[PATCH=20v2]=20KVM:=20SEV:=20Add=20KVM=5FSEV=5FSNP=5FHV=5FREPORT=5FREQ=20command?= Received: from [37.26.189.201] by mandrillapp.com id dcae6667b6cb4b1bac96ee61264d2aa5; Thu, 04 Dec 2025 13:21:49 +0000 X-Bm-Milter-Handled: 4ffbd6c1-ee69-4e1b-aabd-f977039bd3e2 X-Bm-Transport-Timestamp: 1764854509149 Message-Id: <85baa45b-0fb9-43fb-9f87-9b0036e08f56@vates.tech> To: "Tom Lendacky" , pbonzini@redhat.com, seanjc@google.com, corbet@lwn.net, ashish.kalra@amd.com, john.allen@amd.com, herbert@gondor.apana.org.au, nikunj@amd.com Cc: x86@kernel.org, kvm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-crypto@vger.kernel.org References: <20251201151940.172521-1-thomas.courrege@vates.tech> <30242a68-25f5-4e92-b776-f3eb6f137c31@amd.com> In-Reply-To: <30242a68-25f5-4e92-b776-f3eb6f137c31@amd.com> X-Native-Encoded: 1 X-Report-Abuse: =?UTF-8?Q?Please=20forward=20a=20copy=20of=20this=20message,=20including=20all=20headers,=20to=20abuse@mandrill.com.=20You=20can=20also=20report=20abuse=20here:=20https://mandrillapp.com/contact/abuse=3Fid=3D30504962.dcae6667b6cb4b1bac96ee61264d2aa5?= X-Mandrill-User: md_30504962 Feedback-ID: 30504962:30504962.20251204:md Date: Thu, 04 Dec 2025 13:21:49 +0000 Precedence: bulk X-Mailing-List: linux-crypto@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit On 12/2/25 8:29 PM, Tom Lendacky wrote: >> + >> +e_free_rsp: >> + /* contains sensitive data */ >> + memzero_explicit(report_rsp, PAGE_SIZE); > Does it? What is sensitive that needs to be cleared? Combine with others reports, it could allow to do an inventory of the guests, which ones share the same author, measurement, policy... It is not needed, but generating a report is not a common operation so performance is not an issue here. What do you think is the best to do ? Regards, Thomas