Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id E3F39C433EF for ; Thu, 25 Nov 2021 09:16:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1346145AbhKYJTi (ORCPT ); Thu, 25 Nov 2021 04:19:38 -0500 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]:47437 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1345522AbhKYJRh (ORCPT ); Thu, 25 Nov 2021 04:17:37 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1637831665; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=yh81UVE1ZYrhP/lMOWYxUubcBdiPdKo4kQjVZE8GRMQ=; b=Dbr0Eq/27vin/i7Q7bjotT8z8zXLuTGo5mSjyDBE87ye4a4OXRZ1FgzBCkcUIY9PxwJImO 2TIRBSpv90QkWUJVtdSZNDgzsIEvAGcZ71rzuDs6h7Lit+imvYrnmtpfBONGsi3QAUvAXN CMvuuiW2GlxoMjvuTDsvPNNJPAeA0Eo= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-228-OSWOpHYINU-U5tCWRwuWgA-1; Thu, 25 Nov 2021 04:14:24 -0500 X-MC-Unique: OSWOpHYINU-U5tCWRwuWgA-1 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.phx2.redhat.com [10.5.11.15]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 9E740805747; Thu, 25 Nov 2021 09:14:20 +0000 (UTC) Received: from rhtmp (unknown [10.39.193.89]) by smtp.corp.redhat.com (Postfix) with ESMTP id 76F345D6B1; Thu, 25 Nov 2021 09:14:16 +0000 (UTC) Date: Thu, 25 Nov 2021 10:14:12 +0100 From: Philipp Rudo To: Michal =?UTF-8?B?U3VjaMOhbmVr?= Cc: Mimi Zohar , 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 Subject: Re: [PATCH 0/3] KEXEC_SIG with appended signature Message-ID: <20211125101412.25596ee2@rhtmp> In-Reply-To: <20211124132716.GT34414@kunlun.suse.cz> References: <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> <290c0097271c68f5a9fd1e8f6fdb542631981b33.camel@linux.ibm.com> <20211124132716.GT34414@kunlun.suse.cz> Organization: Red Hat inc. MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Michal, On Wed, 24 Nov 2021 14:27:16 +0100 Michal Such=C3=A1nek wrote: > On Wed, Nov 24, 2021 at 08:10:10AM -0500, Mimi Zohar wrote: > > On Wed, 2021-11-24 at 12:09 +0100, Philipp Rudo wrote: =20 > > > Now Michal wants to adapt KEXEC_SIG for ppc too so distros can rely o= n all > > > architectures using the same mechanism and thus reduce maintenance co= st. > > > On the way there he even makes some absolutely reasonable improvements > > > for everybody. > > >=20 > > > Why is that so controversial? What is the real problem that should be > > > discussed here? =20 > >=20 > > 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." =20 >=20 > Ok, I will resend the series with the arch-specific changes first to be > independent of the core cleanup. could you please add the kexec@lists.infradead.org to Cc when you resend the series. As this is kexec related I think it makes sense to give them a heads up, too. Thanks Philipp