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=-2.4 required=3.0 tests=DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS,T_DKIM_INVALID, URIBL_BLOCKED,USER_AGENT_MUTT autolearn=ham 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 D94DDC46470 for ; Tue, 7 Aug 2018 20:00:01 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 87C2D2172B for ; Tue, 7 Aug 2018 20:00:01 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="F29OfaCf" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 87C2D2172B Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727700AbeHGWP6 (ORCPT ); Tue, 7 Aug 2018 18:15:58 -0400 Received: from merlin.infradead.org ([205.233.59.134]:53612 "EHLO merlin.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726027AbeHGWP6 (ORCPT ); Tue, 7 Aug 2018 18:15:58 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=merlin.20170209; h=In-Reply-To:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=hbVhEbmD45C064qO5uvO92lHaztlKbY3+8ZwBOHlnrM=; b=F29OfaCfVJrAzm2a8LZL2mZQY 3K4dtHKUeXuaSx72H5bIXvugT27zsRu7zgJQRlqf0FZqbfbMbyuUEzGEfDstBC8wCjp344+UoRZFO Ewt4vcUJFHpIwHedf0G2KUclA/A93LbfKErELyyafKEMbKyxeR96klLOapP74fEldAhDR2tX3PPqZ BVUdO7pd1cK0qJU3j9sMuDH5YB4outhCs0P+97lOlfL0pH6ZqeodebpOOJg04AD2234kvBUSkVbvj 05KPhFM+hQp99Ydt6yFjK8bqOdF9PyPIt20E1vRrvrrq6+dvvGlLnNbIRrSHhbadpVZH3iyOLxpGx YOh1VcUXw==; Received: from j217100.upc-j.chello.nl ([24.132.217.100] helo=hirez.programming.kicks-ass.net) by merlin.infradead.org with esmtpsa (Exim 4.90_1 #2 (Red Hat Linux)) id 1fn890-0002uC-2e; Tue, 07 Aug 2018 19:59:50 +0000 Received: by hirez.programming.kicks-ass.net (Postfix, from userid 1000) id AFB3820163EC2; Tue, 7 Aug 2018 21:59:45 +0200 (CEST) Date: Tue, 7 Aug 2018 21:59:45 +0200 From: Peter Zijlstra To: Andi Kleen Cc: Dave Hansen , kan.liang@linux.intel.com, tglx@linutronix.de, mingo@redhat.com, len.brown@intel.com, linux-kernel@vger.kernel.org, x86@kernel.org Subject: Re: [PATCH] x86/cpu: Rename Denverton and Gemini Lake Message-ID: <20180807195945.GK2494@hirez.programming.kicks-ass.net> References: <1533662247-17575-1-git-send-email-kan.liang@linux.intel.com> <1b7cb461-5321-86cf-3031-5ff545c3dc42@linux.intel.com> <20180807174851.GJ2494@hirez.programming.kicks-ass.net> <20180807183736.GR4238@tassilo.jf.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20180807183736.GR4238@tassilo.jf.intel.com> User-Agent: Mutt/1.10.0 (2018-05-17) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Aug 07, 2018 at 11:37:36AM -0700, Andi Kleen wrote: > On Tue, Aug 07, 2018 at 07:48:51PM +0200, Peter Zijlstra wrote: > > On Tue, Aug 07, 2018 at 10:35:42AM -0700, Dave Hansen wrote: > > > On 08/07/2018 10:17 AM, kan.liang@linux.intel.com wrote: > > > > Denverton and Gemini Lake are platform names and should not be used for > > > > Processor Family stuff. The microarchitecture codename should be used. > > > > > > Why? > > > > > > Denverton is the platform. "Goldmont" is literally the > > > microarchitecture, and you are suggesting moving *to* the > > > microarchitecture name, which contradicts the description. > > > > All the other (big core) are uarch names. Atom is weird in that it mixes > > uarch with platform names. > > On most big core the platform/SOC just happens to have the same name as the > uarch. But the identifiers really have to be per SOC because that > is how Intel model numbers work. I'm sure that is how we ended up with two SKX parts with identical model numbers but different crystal frequencies :-( Let's just keep consistency and use MICROARCH_TYPE things for everything.