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 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 153D8C433F5 for ; Fri, 1 Oct 2021 23:24:39 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id CF11B61A7B for ; Fri, 1 Oct 2021 23:24:38 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org CF11B61A7B Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linux.intel.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Date:Cc:To:From:Subject:Message-ID:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=PAdlzHBc1LaRLvus9fGjjAlQrnmStXQzv0sk+hXHf3k=; b=xFtBZK+l+danZ/ laYlQ1RFPGmDw9387ouZYuVr2FJhyscc1EI7kAzAJD/Da9WDzpTqinlHStGK0ZTNamLhDexCcLgpc DRfY5yAzZSKvApA67JSyW0896G5CNfbhfURfrYxLuHrLwdd80pjI5cuOR/qFNxY5VCjGeN2OL/kxF EMvz5oyFdZtFzr3nt4uElY5wCuXIBI5YygQtLt4kVUrPgwRg9B988W2EsfjGNq+AB8Ju189mgezyN 93mrTRg1ZqmJMuFGmGdoFNz4HryBnAb3ECCK27nORyugpBcik+RcaqgSatBxcPp+K2aMqjVWPjNtJ erpemJ6O8Ji+XxZFxziw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mWRri-001S4G-1N; Fri, 01 Oct 2021 23:22:54 +0000 Received: from mga12.intel.com ([192.55.52.136]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1mWRre-001S32-8M for linux-arm-kernel@lists.infradead.org; Fri, 01 Oct 2021 23:22:51 +0000 X-IronPort-AV: E=McAfee;i="6200,9189,10124"; a="205100137" X-IronPort-AV: E=Sophos;i="5.85,340,1624345200"; d="scan'208";a="205100137" Received: from fmsmga007.fm.intel.com ([10.253.24.52]) by fmsmga106.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 01 Oct 2021 16:22:49 -0700 X-IronPort-AV: E=Sophos;i="5.85,340,1624345200"; d="scan'208";a="480787586" Received: from schen9-mobl.amr.corp.intel.com ([10.134.109.23]) by fmsmga007-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 01 Oct 2021 16:22:47 -0700 Message-ID: Subject: Re: [PATCH RESEND 0/3] Represent cluster topology and enable load balance between clusters From: Tim Chen To: Peter Zijlstra , Vincent Guittot Cc: Barry Song <21cnbao@gmail.com>, Dietmar Eggemann , LKML , Ingo Molnar , Aubrey Li , Borislav Petkov , Daniel Bristot de Oliveira , Ben Segall , Catalin Marinas , Greg Kroah-Hartman , Guodong Xu , "H. Peter Anvin" , Jonathan Cameron , Juri Lelli , "Cc: Len Brown" , ACPI Devel Maling List , LAK , Linuxarm , Mark Rutland , Mel Gorman , msys.mizuma@gmail.com, "Zengtao (B)" , "Rafael J. Wysocki" , Steven Rostedt , Barry Song , Sudeep Holla , Thomas Gleixner , "Rafael J. Wysocki" , Valentin Schneider , Will Deacon , x86 , yangyicong Date: Fri, 01 Oct 2021 16:22:46 -0700 In-Reply-To: References: <20210924085104.44806-1-21cnbao@gmail.com> User-Agent: Evolution 3.34.4 (3.34.4-1.fc31) MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211001_162250_345123_C55B5542 X-CRM114-Status: GOOD ( 22.52 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Fri, 2021-10-01 at 16:57 +0200, Peter Zijlstra wrote: > On Fri, Oct 01, 2021 at 12:39:56PM +0200, Vincent Guittot wrote: > > Hi Barry, > > > > On Fri, 1 Oct 2021 at 12:32, Barry Song <21cnbao@gmail.com> wrote: > > > Hi Vincent, Dietmar, Peter, Ingo, > > > Do you have any comment on this first series which exposes > > > cluster topology > > > of ARM64 kunpeng 920 & x86 Jacobsville and supports load balance > > > only for > > > the 1st stage? > > > I will be very grateful for your comments so that things can move > > > forward in the > > > right direction. I think Tim also looks forward to bringing up > > > cluster > > > support in > > > Jacobsville. > > > > This patchset makes sense to me and the addition of a new > > scheduling > > level to better reflect the HW topology goes in the right > > direction. > > So I had a look, dreading the selecti-idle-sibling changes, and was > pleasantly surprised they're gone :-) > > As is, this does indeed look like something mergable without too much > hassle. > > The one questino I have is, do we want default y? I also agree that default y is preferable. > > The one nit I have is the Kconfig text, I'm not really sure that's > clarifying what a cluster is. Do you have a preference of a different name other than cluster? Or simply better documentation on what a cluster is for ARM64 and x86 in Kconfig? Thanks. Tim _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel