From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754386Ab3F1A24 (ORCPT ); Thu, 27 Jun 2013 20:28:56 -0400 Received: from intranet.asianux.com ([58.214.24.6]:17134 "EHLO intranet.asianux.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753860Ab3F1A2z (ORCPT ); Thu, 27 Jun 2013 20:28:55 -0400 X-Spam-Score: -100.9 Message-ID: <51CCD891.8000806@asianux.com> Date: Fri, 28 Jun 2013 08:28:01 +0800 From: Chen Gang User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130110 Thunderbird/17.0.2 MIME-Version: 1.0 To: Chris Metcalf CC: "linux-kernel@vger.kernel.org" Subject: Re: [Suggestion] tile: include: asm: missing "feedback.h" file. References: <51CA6D21.3090901@asianux.com> <51CC492C.1040105@tilera.com> In-Reply-To: <51CC492C.1040105@tilera.com> Content-Type: text/plain; charset=GB2312 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 06/27/2013 10:16 PM, Chris Metcalf wrote: > On 6/26/2013 12:25 AM, Chen Gang wrote: >> > Hello Maintainers: >> > >> > The compilation failed by "make ARCH=tile tilegx_defconfig", and "make >> > ARCH=tile CROSS_COMPILE=tile-linux-gnu-" for upstream next-20130625. >> > >> > The related error: >> > >> > CC kernel/bounds.s >> > In file included from include/linux/linkage.h:7:0, >> > from include/linux/kernel.h:6, >> > from include/asm-generic/bug.h:13, >> > from arch/tile/include/generated/asm/bug.h:1, >> > from include/linux/bug.h:4, >> > from include/linux/page-flags.h:9, >> > from kernel/bounds.c:9: >> > /root/linux-next/arch/tile/include/asm/linkage.h:18:22: fatal error: feedback.h: No such file or directory >> > >> > We really need "feedback.h" >> > >> > arch/tile/kernel/entry.S: Assembler messages: >> > arch/tile/kernel/entry.S:26: Error: Unknown opcode `feedback_enter(current_text_addr)'. >> > arch/tile/kernel/entry.S:46: Error: Unknown opcode `feedback_enter(dump_stack)'. >> > arch/tile/kernel/entry.S:53: Error: Unknown opcode `feedback_enter(KBacktraceIterator_init_current)'. >> > arch/tile/kernel/entry.S:61: Error: Unknown opcode `feedback_enter(smp_nap)'. >> > arch/tile/kernel/entry.S:76: Error: Unknown opcode `feedback_enter(_cpu_idle)'. >> > >> > Welcome any suggestions and completions. > This is fixed in gcc 4.7.2 or later. For the workaround, see: > > http://www.tilera.com/scm/source.html#feedback_h > Thank you very much. > Essentially, you just have to create a dummy header, e.g. for 4.7.1: > > cat > $install/lib/gcc/tilegx-unknown-linux-gnu/4.7.1/include/feedback.h > #define FEEDBACK_ENTER_EXPLICIT(FUNCNAME, SECNAME, SIZE) > #define FEEDBACK_ENTER(FUNCNAME) > #define FEEDBACK_REENTER(FUNCNAME) > #define FEEDBACK_ENTRY(FUNCNAME, SECNAME, SIZE) > ^D I should try as soon as possible. Thanks again. -- Chen Gang