From patchwork Fri Feb 14 21:21:32 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andi Kleen X-Patchwork-Id: 3654641 Return-Path: X-Original-To: patchwork-linux-kbuild@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 924709F334 for ; Fri, 14 Feb 2014 21:29:43 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id CB9EF201CE for ; Fri, 14 Feb 2014 21:29:42 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E641D201BF for ; Fri, 14 Feb 2014 21:29:41 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752282AbaBNV3U (ORCPT ); Fri, 14 Feb 2014 16:29:20 -0500 Received: from mga11.intel.com ([192.55.52.93]:38604 "EHLO mga11.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753184AbaBNVW2 (ORCPT ); Fri, 14 Feb 2014 16:22:28 -0500 Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by fmsmga102.fm.intel.com with ESMTP; 14 Feb 2014 13:22:27 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.95,847,1384329600"; d="scan'208";a="481803164" Received: from laut.jf.intel.com (HELO localhost) ([10.23.232.94]) by fmsmga002.fm.intel.com with ESMTP; 14 Feb 2014 13:22:26 -0800 Received: by localhost (Postfix, from userid 1000) id 084B3124B08; Fri, 14 Feb 2014 22:21:47 +0100 (CET) From: Andi Kleen To: linux-kernel@vger.kernel.org Cc: x86@kernel.org, linux-kbuild@vger.kernel.org, mmarek@suse.cz, Andi Kleen Subject: [PATCH 08/19] Kbuild, lto, workaround: Don't warn for initcall_reference in modpost Date: Fri, 14 Feb 2014 22:21:32 +0100 Message-Id: <1392412903-25733-9-git-send-email-andi@firstfloor.org> X-Mailer: git-send-email 1.8.5.2 In-Reply-To: <1392412903-25733-1-git-send-email-andi@firstfloor.org> References: <1392412903-25733-1-git-send-email-andi@firstfloor.org> Sender: linux-kbuild-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kbuild@vger.kernel.org X-Spam-Status: No, score=-7.5 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Andi Kleen This reference is discarded, but can cause warnings when it refers to exit. Ignore for now. This is a workaround and can be removed once we get rid of -fno-toplevel-reorder Signed-off-by: Andi Kleen --- scripts/mod/modpost.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/scripts/mod/modpost.c b/scripts/mod/modpost.c index 4061098..1f1b154 100644 --- a/scripts/mod/modpost.c +++ b/scripts/mod/modpost.c @@ -1455,6 +1455,10 @@ static void check_section_mismatch(const char *modname, struct elf_info *elf, to = find_elf_symbol(elf, r->r_addend, sym); tosym = sym_name(elf, to); + if (!strncmp(fromsym, "reference___initcall", + sizeof("reference___initcall")-1)) + return; + /* check whitelist - we may ignore it */ if (secref_whitelist(mismatch, fromsec, fromsym, tosec, tosym)) {