Received: by 2002:ac0:a5a6:0:0:0:0:0 with SMTP id m35-v6csp1834091imm; Thu, 23 Aug 2018 09:29:34 -0700 (PDT) X-Google-Smtp-Source: AA+uWPyBuLJdVLWG9Qk07wbjJMPTDPJoUsL4brL2ymMxocWPIzmqP3O/Mb9qyvdtA3xSKkbOJPI3 X-Received: by 2002:a62:d113:: with SMTP id z19-v6mr62842676pfg.98.1535041774117; Thu, 23 Aug 2018 09:29:34 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1535041774; cv=none; d=google.com; s=arc-20160816; b=RhrP/rKX0On98Wxliz8ZRNshs4wBIawBSCRiKpyi3s600J76QMfihB82OBwiVhC8F7 iXMqr2TiV/Gq48uU+EpshAtSr78NGtzafRf8ZyuKxpxSeRMccQzDoJZEkPwlIosqqjoz uNxFzbRphgTSqFuUEdetDcWXu/B8MX5KUGCrLrcJ8Pcy2smwzaF40495qEDVAs4hIbzx 2xudqFWqGmQkcfAHaH1icnv0CHgxt6lfUvRS8rSzEI3GWEILUwMTrGnkWpYgXKMlaESd rh5sTq0oFgPOU2Gp3nDA9nsuZppq707azvZ2WKS/gOwvNizsKtbB0jbNSRI+dxEA0uCE rHjw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:user-agent:in-reply-to :content-disposition:mime-version:references:message-id:subject:cc :to:from:date:arc-authentication-results; bh=QNVofqvdmz1yZNJCx6j5sNUZpUItubNftoMRquVTyoc=; b=BUnaV5+ZIO/0W7CYR18W4SuFpIOMAhegiIuDLFImrZoxMQVcoN5F/pLZo5S/JZ8ux7 UYCTBj8CwQHsZqU7cAFUMPS2Nnhvd7rrj91r85q3NqcnWrDhrqco9deAMAakWWK3bjJ0 SvLgIkHIZdwvck4QoQb2tHkIP1Cs6nPJrptJFgiOHZvgpZK4ULeASP5hfzSkseYq0Ma+ sMwdJps9wHAsKsWWv5ZNPU6cD6Kj9/oFfHV6vtT1cJ7zO7W01UOwWEzlqL4V7DpUdr3z uBohKGX6rDsPi0aofAcbqdvawN9tNx6R9M9cmQufBgo+qMpdDWd+ydZxtXB7F+NIIhO1 x8sw== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id g8-v6si5048337pfc.362.2018.08.23.09.29.18; Thu, 23 Aug 2018 09:29:34 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732989AbeHWSvK (ORCPT + 99 others); Thu, 23 Aug 2018 14:51:10 -0400 Received: from mail.skyhub.de ([5.9.137.197]:47368 "EHLO mail.skyhub.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731408AbeHWSvK (ORCPT ); Thu, 23 Aug 2018 14:51:10 -0400 X-Virus-Scanned: Nedap ESD1 at mail.skyhub.de Received: from mail.skyhub.de ([127.0.0.1]) by localhost (blast.alien8.de [127.0.0.1]) (amavisd-new, port 10026) with ESMTP id 83Apw8Zk5R87; Thu, 23 Aug 2018 17:20:45 +0200 (CEST) Received: from nazgul.tnic (77-85-47-250.ip.btc-net.bg [77.85.47.250]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.skyhub.de (SuperMail on ZX Spectrum 128k) with ESMTPSA id 137E61EC01F6; Thu, 23 Aug 2018 17:20:45 +0200 (CEST) Date: Thu, 23 Aug 2018 17:21:02 +0200 From: Borislav Petkov To: lijiang Cc: Dave Young , bhe@redhat.com, linux-kernel@vger.kernel.org, mingo@redhat.com, tglx@linutronix.de, hpa@zytor.com, ebiederm@xmission.com, joro@8bytes.org, thomas.lendacky@amd.com, kexec@lists.infradead.org, iommu@lists.linux-foundation.org Subject: Re: [PATCH 1/5 V5] Add a function(ioremap_encrypted) for kdump when AMD sme enabled Message-ID: <20180823152102.GF21323@nazgul.tnic> References: <20180709092901.GA22182@nazgul.tnic> <20180713170857.GB17896@nazgul.tnic> <33453712-9b0b-e8b9-08a6-de09e0806dd6@redhat.com> <20180720052304.GA9146@dhcp-128-65.nay.redhat.com> <20180720073245.GA26926@nazgul.tnic> <562d8611-750d-3624-1a1b-df21f39812d6@redhat.com> <54D39850-F883-4EC6-B160-0CD88D47A997@alien8.de> <53536964-2b57-4630-de91-3d4da2b643a8@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <53536964-2b57-4630-de91-3d4da2b643a8@redhat.com> User-Agent: Mutt/1.6.0 (2016-04-01) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Aug 16, 2018 at 01:35:28PM +0800, lijiang wrote: > I personally prefer solution A, which is presented in posted patches. > What do you think, Boris? And other reviewers? Ok, thanks for taking the time and effort in explaning this in detail. Solution B really turns out to be too complex after all. So as long as that @encrypted argument does not need to propagate any further than a couple of helpers - as it does now - I guess we can do solution A. BUT! Wait until next week before sending your patches again because the merge window isn't over yet. Thx. -- Regards/Gruss, Boris. ECO tip #101: Trim your mails when you reply. --