From patchwork Wed May 8 14:43:40 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "kirill.shutemov@linux.intel.com" X-Patchwork-Id: 10936013 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 06235924 for ; Wed, 8 May 2019 14:51:07 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id ECC9928A54 for ; Wed, 8 May 2019 14:51:06 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id E9F9F28A72; Wed, 8 May 2019 14:51:06 +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=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=unavailable version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id A18F328AC2 for ; Wed, 8 May 2019 14:51:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727418AbfEHOvB (ORCPT ); Wed, 8 May 2019 10:51:01 -0400 Received: from mga06.intel.com ([134.134.136.31]:57649 "EHLO mga06.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728251AbfEHOoo (ORCPT ); Wed, 8 May 2019 10:44:44 -0400 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by orsmga104.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 08 May 2019 07:44:43 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.60,446,1549958400"; d="scan'208";a="169656539" Received: from black.fi.intel.com ([10.237.72.28]) by fmsmga002.fm.intel.com with ESMTP; 08 May 2019 07:44:39 -0700 Received: by black.fi.intel.com (Postfix, from userid 1000) id AF1AFA17; Wed, 8 May 2019 17:44:29 +0300 (EEST) From: "Kirill A. Shutemov" To: Andrew Morton , x86@kernel.org, Thomas Gleixner , Ingo Molnar , "H. Peter Anvin" , Borislav Petkov , Peter Zijlstra , Andy Lutomirski , David Howells Cc: Kees Cook , Dave Hansen , Kai Huang , Jacob Pan , Alison Schofield , linux-mm@kvack.org, kvm@vger.kernel.org, keyrings@vger.kernel.org, linux-kernel@vger.kernel.org, "Kirill A. Shutemov" Subject: [PATCH, RFC 20/62] mm/page_ext: Export lookup_page_ext() symbol Date: Wed, 8 May 2019 17:43:40 +0300 Message-Id: <20190508144422.13171-21-kirill.shutemov@linux.intel.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190508144422.13171-1-kirill.shutemov@linux.intel.com> References: <20190508144422.13171-1-kirill.shutemov@linux.intel.com> MIME-Version: 1.0 Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP page_keyid() is inline funcation that uses lookup_page_ext(). KVM is going to use page_keyid() and since KVM can be built as a module lookup_page_ext() has to be exported. Signed-off-by: Kirill A. Shutemov --- mm/page_ext.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/mm/page_ext.c b/mm/page_ext.c index 1af8b82087f2..91e4e87f6e41 100644 --- a/mm/page_ext.c +++ b/mm/page_ext.c @@ -142,6 +142,7 @@ struct page_ext *lookup_page_ext(const struct page *page) MAX_ORDER_NR_PAGES); return get_entry(base, index); } +EXPORT_SYMBOL_GPL(lookup_page_ext); static int __init alloc_node_page_ext(int nid) { @@ -212,6 +213,7 @@ struct page_ext *lookup_page_ext(const struct page *page) return NULL; return get_entry(section->page_ext, pfn); } +EXPORT_SYMBOL_GPL(lookup_page_ext); static void *__meminit alloc_page_ext(size_t size, int nid) {