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[50.57.142.19]) by mx.google.com with ESMTPS id h69si25751163qgd.93.2014.06.30.08.40.18 for (version=TLSv1 cipher=RC4-SHA bits=128/128); Mon, 30 Jun 2014 08:40:18 -0700 (PDT) Received-SPF: none (google.com: xen-devel-bounces@lists.xen.org does not designate permitted sender hosts) client-ip=50.57.142.19; Received: from localhost ([127.0.0.1] helo=lists.xen.org) by lists.xen.org with esmtp (Exim 4.72) (envelope-from ) id 1X1dez-0006hf-Fy; Mon, 30 Jun 2014 15:38:25 +0000 Received: from mail6.bemta14.messagelabs.com ([193.109.254.103]) by lists.xen.org with esmtp (Exim 4.72) (envelope-from ) id 1X1dex-0006hU-Sc for xen-devel@lists.xen.org; Mon, 30 Jun 2014 15:38:23 +0000 Received: from [193.109.254.147:38059] by server-11.bemta-14.messagelabs.com id 9F/CF-12767-F6481B35; Mon, 30 Jun 2014 15:38:23 +0000 X-Env-Sender: Ian.Campbell@citrix.com X-Msg-Ref: server-6.tower-27.messagelabs.com!1404142701!14578771!1 X-Originating-IP: [66.165.176.89] X-SpamReason: No, hits=0.0 required=7.0 tests=sa_preprocessor: VHJ1c3RlZCBJUDogNjYuMTY1LjE3Ni44OSA9PiAyMDMwMDc=\n X-StarScan-Received: X-StarScan-Version: 6.11.3; banners=-,-,- X-VirusChecked: Checked Received: (qmail 25337 invoked from network); 30 Jun 2014 15:38:22 -0000 Received: from smtp.citrix.com (HELO SMTP.CITRIX.COM) (66.165.176.89) by server-6.tower-27.messagelabs.com with RC4-SHA encrypted SMTP; 30 Jun 2014 15:38:22 -0000 X-IronPort-AV: E=Sophos;i="5.01,575,1400025600"; d="scan'208";a="148596278" Received: from accessns.citrite.net (HELO FTLPEX01CL01.citrite.net) ([10.9.154.239]) by FTLPIPO01.CITRIX.COM with ESMTP; 30 Jun 2014 15:38:23 +0000 Received: from ukmail1.uk.xensource.com (10.80.16.128) by smtprelay.citrix.com (10.13.107.78) with Microsoft SMTP Server id 14.3.181.6; Mon, 30 Jun 2014 11:38:20 -0400 Received: from drall.uk.xensource.com ([10.80.16.71] helo=drall.uk.xensource.com.) by ukmail1.uk.xensource.com with esmtp (Exim 4.69) (envelope-from ) id 1X1deu-0002ag-Dn; Mon, 30 Jun 2014 16:38:20 +0100 From: Ian Campbell To: Date: Mon, 30 Jun 2014 16:38:20 +0100 Message-ID: <1404142700-16095-1-git-send-email-ian.campbell@citrix.com> X-Mailer: git-send-email 1.7.10.4 MIME-Version: 1.0 X-DLP: MIA1 Cc: julien.grall@linaro.org, tim@xen.org, Ian Campbell , stefano.stabellini@eu.citrix.com Subject: [Xen-devel] [PATCH] xen: arm: ignore zero sized memory banks X-BeenThere: xen-devel@lists.xen.org X-Mailman-Version: 2.1.13 Precedence: list List-Id: List-Unsubscribe: , List-Post: , List-Help: , List-Subscribe: , Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org X-Removed-Original-Auth: Dkim didn't pass. X-Original-Sender: ian.campbell@citrix.com X-Original-Authentication-Results: mx.google.com; spf=pass (google.com: domain of patch+caf_=patchwork-forward=linaro.org@linaro.org designates 209.85.220.173 as permitted sender) smtp.mail=patch+caf_=patchwork-forward=linaro.org@linaro.org Mailing-list: list patchwork-forward@linaro.org; contact patchwork-forward+owners@linaro.org X-Google-Group-Id: 836684582541 List-Archive: At least one platform (xgene) has a memory node which contains 4 banks, 3 of which are all zeroes. Signed-off-by: Ian Campbell Acked-by: Stefano Stabellini Acked-by: Julien Grall --- xen/common/device_tree.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/xen/common/device_tree.c b/xen/common/device_tree.c index f0b17a3..556061a 100644 --- a/xen/common/device_tree.c +++ b/xen/common/device_tree.c @@ -322,6 +322,8 @@ static void __init process_memory_node(const void *fdt, int node, for ( i = 0; i < banks && early_info.mem.nr_banks < NR_MEM_BANKS; i++ ) { device_tree_get_reg(&cell, address_cells, size_cells, &start, &size); + if ( !size ) + continue; early_info.mem.bank[early_info.mem.nr_banks].start = start; early_info.mem.bank[early_info.mem.nr_banks].size = size; early_info.mem.nr_banks++;