From patchwork Sun Aug 19 02:56:39 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andi Kleen X-Patchwork-Id: 1342691 Return-Path: X-Original-To: patchwork-linux-kbuild@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork2.kernel.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by patchwork2.kernel.org (Postfix) with ESMTP id F0966E011B for ; Sun, 19 Aug 2012 03:01:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753395Ab2HSC7k (ORCPT ); Sat, 18 Aug 2012 22:59:40 -0400 Received: from mga02.intel.com ([134.134.136.20]:14941 "EHLO mga02.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753916Ab2HSC5o (ORCPT ); Sat, 18 Aug 2012 22:57:44 -0400 Received: from orsmga001.jf.intel.com ([10.7.209.18]) by orsmga101.jf.intel.com with ESMTP; 18 Aug 2012 19:57:26 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.77,792,1336374000"; d="scan'208";a="182422068" Received: from tassilo.jf.intel.com ([10.7.201.151]) by orsmga001.jf.intel.com with ESMTP; 18 Aug 2012 19:57:25 -0700 Received: by tassilo.jf.intel.com (Postfix, from userid 501) id AF4D92418D3; Sat, 18 Aug 2012 19:57:25 -0700 (PDT) From: Andi Kleen To: linux-kernel@vger.kernel.org Cc: x86@kernel.org, mmarek@suse.cz, linux-kbuild@vger.kernel.org, JBeulich@suse.com, akpm@linux-foundation.org, Andi Kleen Subject: [PATCH 43/74] lto, workaround: Disable LTO for sys_ni to work around alias bugs Date: Sat, 18 Aug 2012 19:56:39 -0700 Message-Id: <1345345030-22211-44-git-send-email-andi@firstfloor.org> X-Mailer: git-send-email 1.7.7.6 In-Reply-To: <1345345030-22211-1-git-send-email-andi@firstfloor.org> References: <1345345030-22211-1-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 From: Andi Kleen LTO gcc has trouble with the weak alias definitions in sys_ni. This leads to missing symbols. Just disable LTO for this file. Signed-off-by: Andi Kleen --- kernel/Makefile | 2 ++ 1 files changed, 2 insertions(+), 0 deletions(-) diff --git a/kernel/Makefile b/kernel/Makefile index c0cc67a..4b37677 100644 --- a/kernel/Makefile +++ b/kernel/Makefile @@ -22,6 +22,8 @@ CFLAGS_REMOVE_cgroup-debug.o = -pg CFLAGS_REMOVE_irq_work.o = -pg endif +CFLAGS_sys_ni.o = $(DISABLE_LTO) + obj-y += sched/ obj-y += power/