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=-3.8 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS 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 451EAC433E2 for ; Wed, 22 Jul 2020 08:54:21 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 136872077D for ; Wed, 22 Jul 2020 08:54:21 +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="qMkOu+zi" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730963AbgGVIyT (ORCPT ); Wed, 22 Jul 2020 04:54:19 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56198 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726997AbgGVIyT (ORCPT ); Wed, 22 Jul 2020 04:54:19 -0400 Received: from casper.infradead.org (casper.infradead.org [IPv6:2001:8b0:10b:1236::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6292EC0619DC for ; Wed, 22 Jul 2020 01:54:19 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.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; bh=2Z73rgNzULE5N7bg+bwWraBZnyK5vQPqWDQ36XJiXik=; b=qMkOu+zicovwtaHxhU7/JCNNZA anhh7VzJHSzHkfXX8/EeXDtu9RIIG5u4IS5ZaRGdmniEPdQ1c01p30A2Iyf+G5cQXvGX8GWwmrWCw 6UhCwjdOD0egAM/WhuB2DLDc/yqviqFYqMKFwkNG7iZ7kFYAGDVOpjiW+Cs4ab9z1PDT7r/mgRtEe Cd/WmMNeiqEn0tpGwq2x5Y4n6zFlqi03e/nDaGGK14jTpvIwgs736id3Ei+W7t378ptk8F2ERFH2A V4Lj1RA9iqNF3s6R9ktGwmZ06VpHEOieNXFNanHIjc7PsmuO13h+9HK7P7MAwyG0OuijwTpw+IoUU PuLw3CpQ==; Received: from j217100.upc-j.chello.nl ([24.132.217.100] helo=noisy.programming.kicks-ass.net) by casper.infradead.org with esmtpsa (Exim 4.92.3 #3 (Red Hat Linux)) id 1jyAVw-0004gu-Cf; Wed, 22 Jul 2020 08:54:12 +0000 Received: from hirez.programming.kicks-ass.net (hirez.programming.kicks-ass.net [192.168.1.225]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by noisy.programming.kicks-ass.net (Postfix) with ESMTPS id CD79A304E03; Wed, 22 Jul 2020 10:54:11 +0200 (CEST) Received: by hirez.programming.kicks-ass.net (Postfix, from userid 1000) id B221A21A7D50F; Wed, 22 Jul 2020 10:54:11 +0200 (CEST) Date: Wed, 22 Jul 2020 10:54:11 +0200 From: peterz@infradead.org To: Srikar Dronamraju Cc: Michael Ellerman , linuxppc-dev , LKML , Ingo Molnar , Valentin Schneider , Nick Piggin , Oliver OHalloran , Nathan Lynch , Michael Neuling , Anton Blanchard , Gautham R Shenoy , Vaidyanathan Srinivasan , Jordan Niethe Subject: Re: [PATCH v2 06/10] powerpc/smp: Generalize 2nd sched domain Message-ID: <20200722085411.GI43129@hirez.programming.kicks-ass.net> References: <20200721113814.32284-1-srikar@linux.vnet.ibm.com> <20200721113814.32284-7-srikar@linux.vnet.ibm.com> <20200722074624.GP119549@hirez.programming.kicks-ass.net> <20200722081822.GG9290@linux.vnet.ibm.com> <20200722084854.GL10769@hirez.programming.kicks-ass.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200722084854.GL10769@hirez.programming.kicks-ass.net> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Jul 22, 2020 at 10:48:54AM +0200, Peter Zijlstra wrote: > But reading your explanation, it looks like the Linux topology setup > could actually unravel the fused-faux-SMT8 into two independent SMT4 > parts, negating that firmware option. Ah, it looks like that's exactly what you're doing. Nice!