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Wed, 21 Jun 2023 22:22:59 GMT Received: from smtpav05.wdc07v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 151C858059; Wed, 21 Jun 2023 22:22:59 +0000 (GMT) Received: from smtpav05.wdc07v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 9D92258053; Wed, 21 Jun 2023 22:22:52 +0000 (GMT) Received: from li-f45666cc-3089-11b2-a85c-c57d1a57929f.ibm.com (unknown [9.61.17.230]) by smtpav05.wdc07v.mail.ibm.com (Postfix) with ESMTP; Wed, 21 Jun 2023 22:22:52 +0000 (GMT) Message-ID: <7fdade2c2b091461b5e696327cc420cf9789daf5.camel@linux.ibm.com> Subject: Re: [PATCH v2 12/13] s390/kexec: refactor for kernel/Kconfig.kexec From: Mimi Zohar To: Alexander Gordeev , Eric DeVolder Date: Wed, 21 Jun 2023 18:22:52 -0400 In-Reply-To: References: <20230619145801.1064716-1-eric.devolder@oracle.com> <20230619145801.1064716-13-eric.devolder@oracle.com> Content-Type: text/plain; charset="ISO-8859-15" X-Mailer: Evolution 3.28.5 (3.28.5-18.el8) Mime-Version: 1.0 Content-Transfer-Encoding: 7bit X-TM-AS-GCONF: 00 X-Proofpoint-GUID: A0xU2IGjRL44QhWtskIUDcoDDAzlrqkc X-Proofpoint-ORIG-GUID: dllZ298DcKriG7GVLaW-qyk4RJTHD_2f X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.254,Aquarius:18.0.957,Hydra:6.0.591,FMLib:17.11.176.26 definitions=2023-06-21_12,2023-06-16_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 spamscore=0 mlxscore=0 adultscore=0 malwarescore=0 clxscore=1011 phishscore=0 priorityscore=1501 mlxlogscore=975 bulkscore=0 lowpriorityscore=0 suspectscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2305260000 definitions=main-2306210186 X-Mailman-Approved-At: Thu, 22 Jun 2023 09:22:21 +1000 X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: chenhuacai@kernel.org, linux-ia64@vger.kernel.org, linux-sh@vger.kernel.org, peterz@infradead.org, catalin.marinas@arm.com, linus.walleij@linaro.org, dave.hansen@linux.intel.com, linux-mips@vger.kernel.org, James.Bottomley@hansenpartnership.com, dalias@libc.org, hpa@zytor.com, linux-riscv@lists.infradead.org, will@kernel.org, kernel@xen0n.name, tsi@tuyoix.net, linux-s390@vger.kernel.org, rmk+kernel@armlinux.org.uk, paulmck@kernel.org, ysato@users.sourceforge.jp, deller@gmx.de, x86@kernel.org, linux@armlinux.org.uk, paul.walmsley@sifive.com, mingo@redhat.com, geert@linux-m68k.org, hbathini@linux.ibm.com, samitolvanen@google.com, ojeda@kernel.org, juerg.haefliger@canonical.com, borntraeger@linux.ibm.com, frederic@kernel.org, arnd@arndb.de, mhiramat@kernel.org, ardb@kernel.org, thunder.leizhen@huawei.com, aou@eecs.berkeley.edu, keescook@chromium.org, gor@linux.ibm.com, anshuman.khandual@arm.com, hca@linux.ibm.com, xin3.li@intel.com, npiggin@gmail.com, konrad.wilk@oracle.com, linux-m68k@lists.linux-m68k.org, bp@alien8.de, loongarch@lists.linux.dev, glaubitz@physik.fu-berlin.de, tglx@linutronix.de, ziy@nvidia.com, linux-arm-kernel@lists.infradead.org, boris.ostrovsky@oracle.com, tsbogend@alpha.franken.de, sebastian.reichel@collabora.com, bhe@redhat.com, linux-parisc@vger.kernel.org, gregkh@linuxfoundation.org, kirill.shutemov@linux.intel.com, ndesaulniers@google.com, linux-kernel@vger.kernel.org, sourabhjain@linux.ibm.com, palmer@dabbelt.com, svens@linux.ibm.com, tj@kernel.org, akpm@linux-foundation.org, linuxppc-dev@lists.ozlabs.org, masahiroy@kernel.org, rppt@kernel.org Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" On Wed, 2023-06-21 at 07:00 +0200, Alexander Gordeev wrote: > AFAICT the MODULE_SIG_FORMAT dependency was introduced with commit > c8424e776b09 ("MODSIGN: Export module signature definitions") and > in fact was not necessary, since s390 did/does not use mod_check_sig() > anyway. So the SYSTEM_DATA_VERIFICATION could have left intact. FYI, this patch was included in the patch set to allow IMA to verify the kexec kernel image appended signature on OpenPOWER. -- thanks, Mimi