From patchwork Thu Apr 13 09:35:07 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Wang, Wei W" X-Patchwork-Id: 9679045 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 3C8A360326 for ; Thu, 13 Apr 2017 09:41:58 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 373A525E13 for ; Thu, 13 Apr 2017 09:41:58 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 27EED2865A; Thu, 13 Apr 2017 09:41:58 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id B412C28652 for ; Thu, 13 Apr 2017 09:41:57 +0000 (UTC) Received: from localhost ([::1]:48276 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cybGG-0000Us-W4 for patchwork-qemu-devel@patchwork.kernel.org; Thu, 13 Apr 2017 05:41:57 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:40292) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cybF2-0000Sv-Nz for qemu-devel@nongnu.org; Thu, 13 Apr 2017 05:40:41 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1cybEz-0000Dk-5H for qemu-devel@nongnu.org; Thu, 13 Apr 2017 05:40:40 -0400 Received: from mga02.intel.com ([134.134.136.20]:22809) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1cybEy-0000DT-TC for qemu-devel@nongnu.org; Thu, 13 Apr 2017 05:40:37 -0400 Received: from orsmga004.jf.intel.com ([10.7.209.38]) by orsmga101.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 13 Apr 2017 02:40:14 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.37,194,1488873600"; d="scan'208";a="76894488" Received: from devel-ww.sh.intel.com ([10.239.48.105]) by orsmga004.jf.intel.com with ESMTP; 13 Apr 2017 02:40:11 -0700 From: Wei Wang To: virtio-dev@lists.oasis-open.org, linux-kernel@vger.kernel.org, qemu-devel@nongnu.org, virtualization@lists.linux-foundation.org, kvm@vger.kernel.org, linux-mm@kvack.org, mst@redhat.com, david@redhat.com, dave.hansen@intel.com, cornelia.huck@de.ibm.com, akpm@linux-foundation.org, mgorman@techsingularity.net, aarcange@redhat.com, amit.shah@redhat.com, pbonzini@redhat.com, wei.w.wang@intel.com, liliang.opensource@gmail.com Date: Thu, 13 Apr 2017 17:35:07 +0800 Message-Id: <1492076108-117229-5-git-send-email-wei.w.wang@intel.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1492076108-117229-1-git-send-email-wei.w.wang@intel.com> References: <1492076108-117229-1-git-send-email-wei.w.wang@intel.com> X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 134.134.136.20 Subject: [Qemu-devel] [PATCH v9 4/5] mm: export symbol of next_zone and first_online_pgdat X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" X-Virus-Scanned: ClamAV using ClamSMTP This patch enables for_each_zone()/for_each_populated_zone() to be invoked by a kernel module. Signed-off-by: Wei Wang --- mm/mmzone.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/mm/mmzone.c b/mm/mmzone.c index 5652be8..e14b7ec 100644 --- a/mm/mmzone.c +++ b/mm/mmzone.c @@ -13,6 +13,7 @@ struct pglist_data *first_online_pgdat(void) { return NODE_DATA(first_online_node); } +EXPORT_SYMBOL_GPL(first_online_pgdat); struct pglist_data *next_online_pgdat(struct pglist_data *pgdat) { @@ -41,6 +42,7 @@ struct zone *next_zone(struct zone *zone) } return zone; } +EXPORT_SYMBOL_GPL(next_zone); static inline int zref_in_nodemask(struct zoneref *zref, nodemask_t *nodes) {