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 03866C433F5 for ; Wed, 24 Nov 2021 13:29:34 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1348020AbhKXNcl (ORCPT ); Wed, 24 Nov 2021 08:32:41 -0500 Received: from smtp-out1.suse.de ([195.135.220.28]:44134 "EHLO smtp-out1.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1351269AbhKXNab (ORCPT ); Wed, 24 Nov 2021 08:30:31 -0500 Received: from relay2.suse.de (relay2.suse.de [149.44.160.134]) by smtp-out1.suse.de (Postfix) with ESMTP id CCED321941; Wed, 24 Nov 2021 13:27:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1637760438; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=mN2kL64eNA1N2PK/PmloaFO9N3vVjmU6wTcDc2qhV70=; b=FMMYRpnfAGayOuJ/OK4NiO+Rx4lPtVOsvLnfUGWuitz77A9Q1LQzXEThtnv16Qf3SmSAwM s2ZzzLYTAjhWFIweg/PzCBGYT7fz693yetXPDZ/nbU4tKRDFKxfMfTHwr/1OnUPihqoTaX C/XDrJpV7ODrGvuHvUkkALx/m7QdGuc= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1637760438; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=mN2kL64eNA1N2PK/PmloaFO9N3vVjmU6wTcDc2qhV70=; b=Mqki1S4QamNYU0y4PtzCs1Pt2rdDnqqPiT8W36clDnHP3O2iMu2RsASAK90x88WoZDwDNY 7hA994IhL7ztkgAw== Received: from kunlun.suse.cz (unknown [10.100.128.76]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by relay2.suse.de (Postfix) with ESMTPS id C4C7EA3B93; Wed, 24 Nov 2021 13:27:17 +0000 (UTC) Date: Wed, 24 Nov 2021 14:27:16 +0100 From: Michal =?iso-8859-1?Q?Such=E1nek?= To: Mimi Zohar Cc: Philipp Rudo , 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: <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> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <290c0097271c68f5a9fd1e8f6fdb542631981b33.camel@linux.ibm.com> User-Agent: Mutt/1.10.1 (2018-07-13) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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: > > 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." Ok, I will resend the series with the arch-specific changes first to be independent of the core cleanup. Thanks Michal