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=-2.3 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS,USER_AGENT_MUTT autolearn=unavailable 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 3AC6DC282C2 for ; Wed, 13 Feb 2019 10:34:22 +0000 (UTC) Received: from lists.ozlabs.org (lists.ozlabs.org [203.11.71.2]) (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 AE53D2190A for ; Wed, 13 Feb 2019 10:34:21 +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="c23Q5Ecp" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org AE53D2190A Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Received: from lists.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3]) by lists.ozlabs.org (Postfix) with ESMTP id 43zwqv26tKzDqVd for ; Wed, 13 Feb 2019 21:34:19 +1100 (AEDT) Authentication-Results: lists.ozlabs.org; spf=none (mailfrom) smtp.mailfrom=infradead.org (client-ip=2607:7c80:54:e::133; helo=bombadil.infradead.org; envelope-from=peterz@infradead.org; receiver=) Authentication-Results: lists.ozlabs.org; dmarc=none (p=none dis=none) header.from=infradead.org Authentication-Results: lists.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=infradead.org header.i=@infradead.org header.b="c23Q5Ecp"; dkim-atps=neutral Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:e::133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 43zwp7096czDqSk for ; Wed, 13 Feb 2019 21:32:46 +1100 (AEDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.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=GdwIZ75A3b6/46RR+VJh6VgKTuumQfgVmxslX6VcVTE=; b=c23Q5EcpRVyBBdSUtk3FUPPsN 2vulLg55mfkyKpYAubwYA53+JnAZ0pLFuQ9PfGchMBDd7pqTjLuMOav/br0DpMmo8gF5G+elcn8Us LFxFGZ5ENk+c07rMcHVa7uSsghjSD6FviO//iI0n1utVtGTSZlmTGd13l2R3JjFA2k3rJSJmTi5hp Pym2LoAmTPFYtR5ulo3a6i/JQjxE0g31mu8BHsb9853zBz5igkiJOwt61Eewp1gppTsE8Vchp9Ssl tXxARSAQCeh98pf1FAvR0biIxXEU6T8eupdPN4NCwczUi2AkquknB9MiyeJqtzUxQ1CyGFuMay9z9 1t4j8xy1w==; Received: from j217100.upc-j.chello.nl ([24.132.217.100] helo=hirez.programming.kicks-ass.net) by bombadil.infradead.org with esmtpsa (Exim 4.90_1 #2 (Red Hat Linux)) id 1gtrqD-000809-Lp; Wed, 13 Feb 2019 10:32:33 +0000 Received: by hirez.programming.kicks-ass.net (Postfix, from userid 1000) id 0D06720D0C1E6; Wed, 13 Feb 2019 11:32:31 +0100 (CET) Date: Wed, 13 Feb 2019 11:32:31 +0100 From: Peter Zijlstra To: Michal Hocko Subject: Re: [PATCH v3 2/2] mm: be more verbose about zonelist initialization Message-ID: <20190213103231.GN32494@hirez.programming.kicks-ass.net> References: <20190212095343.23315-3-mhocko@kernel.org> <20190213094315.3504-1-mhocko@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190213094315.3504-1-mhocko@kernel.org> User-Agent: Mutt/1.10.1 (2018-07-13) X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Tony Luck , linux-ia64@vger.kernel.org, Dave Hansen , x86@kernel.org, LKML , Pingfan Liu , linux-mm@kvack.org, Michal Hocko , Ingo Molnar , linuxppc-dev@lists.ozlabs.org Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" On Wed, Feb 13, 2019 at 10:43:15AM +0100, Michal Hocko wrote: > @@ -5259,6 +5261,11 @@ static void build_zonelists(pg_data_t *pgdat) > > build_zonelists_in_node_order(pgdat, node_order, nr_nodes); > build_thisnode_zonelists(pgdat); > + > + pr_info("node[%d] zonelist: ", pgdat->node_id); > + for_each_zone_zonelist(zone, z, &pgdat->node_zonelists[ZONELIST_FALLBACK], MAX_NR_ZONES-1) > + pr_cont("%d:%s ", zone_to_nid(zone), zone->name); > + pr_cont("\n"); > } Have you ran this by the SGI and other stupid large machine vendors? Traditionally they tend to want to remove such things instead of adding them.