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Wed, 24 Nov 2021 13:10:10 +0000 (GMT) Received: from sig-9-65-87-230.ibm.com (unknown [9.65.87.230]) by b06wcsmtp001.portsmouth.uk.ibm.com (Postfix) with ESMTP; Wed, 24 Nov 2021 13:10:10 +0000 (GMT) Message-ID: <290c0097271c68f5a9fd1e8f6fdb542631981b33.camel@linux.ibm.com> Subject: Re: [PATCH 0/3] KEXEC_SIG with appended signature From: Mimi Zohar To: Philipp Rudo Cc: Michal =?ISO-8859-1?Q?Such=E1nek?= , Nayna , keyrings@vger.kernel.org, Rob Herring , linux-s390@vger.kernel.org, Vasily Gorbik , Lakshmi Ramasubramanian , Heiko Carstens , Jessica Yu , linux-kernel@vger.kernel.org, David Howells , Christian Borntraeger , Luis Chamberlain , Paul Mackerras , Hari Bathini , Alexander Gordeev , linuxppc-dev@lists.ozlabs.org, Frank van der Linden , Thiago Jung Bauermann , Daniel Axtens , buendgen@de.ibm.com Date: Wed, 24 Nov 2021 08:10:10 -0500 In-Reply-To: <20211124120950.57c10a9f@rhtmp> References: <87czneeurr.fsf@dja-thinkpad.axtens.net> <20211105131401.GL11195@kunlun.suse.cz> <87a6ifehin.fsf@dja-thinkpad.axtens.net> <20211108120500.GO11195@kunlun.suse.cz> <56d2ae87-b9bf-c9fc-1395-db4769a424ea@linux.vnet.ibm.com> <20211112083055.GA34414@kunlun.suse.cz> <8cd90fea-05c9-b5f9-5e0c-84f98b2f55cd@linux.vnet.ibm.com> <20211116095343.GG34414@kunlun.suse.cz> <604dad24-5406-509c-d765-905d74880523@linux.vnet.ibm.com> <20211119111823.GC34414@kunlun.suse.cz> <01218c22a287665091f24c7023f4bcd42dbb2001.camel@linux.ibm.com> <20211124120950.57c10a9f@rhtmp> Content-Type: text/plain; charset="ISO-8859-15" X-Mailer: Evolution 3.28.5 (3.28.5-16.el8) Mime-Version: 1.0 Content-Transfer-Encoding: 7bit X-TM-AS-GCONF: 00 X-Proofpoint-GUID: W1hmjShiQJ4RGVtO1-gItT9P1q_sYdp7 X-Proofpoint-ORIG-GUID: DsbinSytcni9CLx-5b8acxCYrTickBxr X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.790,Hydra:6.0.425,FMLib:17.0.607.475 definitions=2021-11-24_04,2021-11-24_01,2020-04-07_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 lowpriorityscore=0 adultscore=0 mlxscore=0 bulkscore=0 clxscore=1015 phishscore=0 suspectscore=0 impostorscore=0 spamscore=0 mlxlogscore=862 malwarescore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2110150000 definitions=main-2111240073 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, 2021-11-24 at 12:09 +0100, Philipp Rudo wrote: > Now Michal wants to adapt KEXEC_SIG for ppc too so distros can rely on all > architectures using the same mechanism and thus reduce maintenance cost. > On the way there he even makes some absolutely reasonable improvements > for everybody. > > Why is that so controversial? What is the real problem that should be > discussed here? Nothing is controversial with what Michal wants to do. I've already said, "As for adding KEXEC_SIG appended signature support on PowerPC based on the s390 code, it sounds reasonable." thanks, Mimi