From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2CF12C54E8D for ; Tue, 12 May 2020 15:20:00 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 14DAA206CC for ; Tue, 12 May 2020 15:20:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727903AbgELPT5 (ORCPT ); Tue, 12 May 2020 11:19:57 -0400 Received: from mga18.intel.com ([134.134.136.126]:21973 "EHLO mga18.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726055AbgELPT4 (ORCPT ); Tue, 12 May 2020 11:19:56 -0400 IronPort-SDR: 26p303lUNr0OkhaYpjoq/7qUYxyngNwx2UYFJJGfnd3eppd85hyqhaptm4PP6Sb9m7YlDsel04 hSk12cdQGNfA== X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga006.jf.intel.com ([10.7.209.51]) by orsmga106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 12 May 2020 08:19:55 -0700 IronPort-SDR: TJuOGhx2HqdhtXSi+QZ++H/BAry3ysOha9aIMaoME9sPOlWjauqZSF5wddb+58EK9PQcblBJhz epfNY9MG7USw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.73,384,1583222400"; d="scan'208";a="265538997" Received: from vmrsic-mobl.amr.corp.intel.com (HELO [10.255.229.212]) ([10.255.229.212]) by orsmga006.jf.intel.com with ESMTP; 12 May 2020 08:19:54 -0700 Subject: Re: [PATCH v3 1/3] arch/x86: Rename config X86_INTEL_MEMORY_PROTECTION_KEYS to generic x86 To: Babu Moger , corbet@lwn.net, tglx@linutronix.de, mingo@redhat.com, bp@alien8.de, hpa@zytor.com, pbonzini@redhat.com, sean.j.christopherson@intel.com Cc: x86@kernel.org, vkuznets@redhat.com, wanpengli@tencent.com, jmattson@google.com, joro@8bytes.org, dave.hansen@linux.intel.com, luto@kernel.org, peterz@infradead.org, mchehab+samsung@kernel.org, changbin.du@intel.com, namit@vmware.com, bigeasy@linutronix.de, yang.shi@linux.alibaba.com, asteinhauser@google.com, anshuman.khandual@arm.com, jan.kiszka@siemens.com, akpm@linux-foundation.org, steven.price@arm.com, rppt@linux.vnet.ibm.com, peterx@redhat.com, dan.j.williams@intel.com, arjunroy@google.com, logang@deltatee.com, thellstrom@vmware.com, aarcange@redhat.com, justin.he@arm.com, robin.murphy@arm.com, ira.weiny@intel.com, keescook@chromium.org, jgross@suse.com, andrew.cooper3@citrix.com, pawan.kumar.gupta@linux.intel.com, fenghua.yu@intel.com, vineela.tummalapalli@intel.com, yamada.masahiro@socionext.com, sam@ravnborg.org, acme@redhat.com, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, kvm@vger.kernel.org References: <158923982830.20128.14580309786525588408.stgit@naples-babu.amd.com> <158923997443.20128.16545619590919566266.stgit@naples-babu.amd.com> <4984c0af-c20b-7084-9bca-5cb6bf385180@amd.com> From: Dave Hansen Autocrypt: addr=dave.hansen@intel.com; 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Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.7.0 MIME-Version: 1.0 In-Reply-To: <4984c0af-c20b-7084-9bca-5cb6bf385180@amd.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit Sender: linux-doc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-doc@vger.kernel.org On 5/12/20 7:57 AM, Babu Moger wrote: >> I was hoping to see at least *some* justification in this changelog. Do >> you think having "INTEL_" will confuse users? Is there some technical >> merit to this change? >> >> The naming churn is an obviously bad, not technically necessary change. > Yes. Technically not necessary. But can cause some confusion on non-intel > platforms. Seriously, guys, this is buried deep in kernel code. Who is this confusing? To me, this is like anything else we rename in the kernel. It causes churn, which makes patches harder to backport for instance. That's why we don't rename things willy-nilly when we just don't like the names. The naming has to cause some practical, real-world problem that we *FIX* with the rename. I'm just asking for a concrete, practical problem statement in the changelog. If there isn't one, then please don't do the rename. The Kconfig magic is still fine since it fixes a practical problem for end users.