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Tue, 28 Jun 2022 12:45:40 +0000 (GMT) Message-ID: <01b52288-7fb4-3b4c-4e47-1f74a839818e@linux.ibm.com> Date: Tue, 28 Jun 2022 08:45:40 -0400 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.9.0 Subject: Re: [PATCH v2 0/3] tpm: Preserve TPM measurement log across kexec Content-Language: en-US To: Rob Herring Cc: kexec@lists.infradead.org, devicetree@vger.kernel.org, linux-integrity@vger.kernel.org, nayna@linux.ibm.com, nasastry@in.ibm.com References: <20220616154130.2052541-1-stefanb@linux.ibm.com> <20220627223352.GA3082294-robh@kernel.org> From: Stefan Berger In-Reply-To: <20220627223352.GA3082294-robh@kernel.org> X-TM-AS-GCONF: 00 X-Proofpoint-GUID: SGPpnHRj-qxe3KVt3yzFdN6iFHbYKRD4 X-Proofpoint-ORIG-GUID: SGPpnHRj-qxe3KVt3yzFdN6iFHbYKRD4 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.883,Hydra:6.0.517,FMLib:17.11.122.1 definitions=2022-06-28_07,2022-06-28_01,2022-06-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 bulkscore=0 mlxlogscore=999 spamscore=0 malwarescore=0 clxscore=1015 priorityscore=1501 suspectscore=0 mlxscore=0 lowpriorityscore=0 phishscore=0 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2204290000 definitions=main-2206280052 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220628_054547_798149_9F5EDBD2 X-CRM114-Status: GOOD ( 17.53 ) X-BeenThere: kexec@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Sender: "kexec" Errors-To: kexec-bounces+kexec=archiver.kernel.org@lists.infradead.org On 6/27/22 18:33, Rob Herring wrote: > On Thu, Jun 16, 2022 at 11:41:27AM -0400, Stefan Berger wrote: >> The of-tree driver does not currently preserve the IBM vTPM 1.2 and >> vTPM 2.0 measurement logs across a kexec. This series fixes this for the >> kexec_file_load() syscall using the flattened device tree (fdt) to >> carry the measurement log's buffer across kexec. > > As mentioned in v1, please Cc other folks that might care about TPMs > and kexec. I'm sure it's not only IBM. That's why I cc'ed the linux-integrity mailing list now where all the TPM related development is happening. Stefan > > Rob _______________________________________________ kexec mailing list kexec@lists.infradead.org http://lists.infradead.org/mailman/listinfo/kexec