Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751788AbYAMIF7 (ORCPT ); Sun, 13 Jan 2008 03:05:59 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751097AbYAMIFu (ORCPT ); Sun, 13 Jan 2008 03:05:50 -0500 Received: from rosi.naasa.net ([212.8.0.13]:41556 "EHLO rosi.naasa.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750796AbYAMIFt (ORCPT ); Sun, 13 Jan 2008 03:05:49 -0500 From: Joerg Platte Reply-To: jplatte@naasa.net To: Fengguang Wu Subject: Re: regression: 100% io-wait with 2.6.24-rcX Date: Sun, 13 Jan 2008 09:05:43 +0100 User-Agent: KMail/1.9.7 Cc: Peter Zijlstra , Ingo Molnar , linux-kernel@vger.kernel.org References: <200801071151.11200.lists@naasa.net> <200801130032.32495.jplatte@naasa.net> <400206690.16519@ustc.edu.cn> In-Reply-To: <400206690.16519@ustc.edu.cn> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit Content-Disposition: inline Message-Id: <200801130905.44855.jplatte@naasa.net> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 3800 Lines: 85 Am Sonntag, 13. Januar 2008 schrieb Fengguang Wu: > No idea yet :-/ I'm afraid I have to trouble you again - the bug just > refused to appear in my system. I prepared a kernel module for you to > gather more information: > make && insmod ext2-writeback-debug.ko && sleep 1s && rmmod > ext2-writeback-debug dmesg > ext2-writeback-debug.dmesg Unfortunately, I unable to compile the module: make -C /lib/modules/2.6.24-rc7-ext2/build SUBDIRS=/export/src modules make[1]: Entering directory `/export/src/linux-2.6.24-rc7' CC [M] /export/src/ext2-writeback-debug.o /export/src/ext2-writeback-debug.c:89: error: variable ‘my_kprobe’ has initializer but incomplete type /export/src/ext2-writeback-debug.c:90: error: unknown field ‘pre_handler’ specified in initializer /export/src/ext2-writeback-debug.c:90: warning: excess elements in struct initializer /export/src/ext2-writeback-debug.c:90: warning: (near initialization for ‘my_kprobe’) /export/src/ext2-writeback-debug.c:91: error: unknown field ‘post_handler’ specified in initializer /export/src/ext2-writeback-debug.c:91: warning: excess elements in struct initializer /export/src/ext2-writeback-debug.c:91: warning: (near initialization for ‘my_kprobe’) /export/src/ext2-writeback-debug.c:92: error: unknown field ‘symbol_name’ specified in initializer /export/src/ext2-writeback-debug.c:93: warning: excess elements in struct initializer /export/src/ext2-writeback-debug.c:93: warning: (near initialization for ‘my_kprobe’) /export/src/ext2-writeback-debug.c:109: error: variable ‘jprobe_ext2_writepage’ has initializer but incomplete type /export/src/ext2-writeback-debug.c:110: error: unknown field ‘entry’ specified in initializer /export/src/ext2-writeback-debug.c:110: warning: excess elements in struct initializer /export/src/ext2-writeback-debug.c:110: warning: (near initialization for ‘jprobe_ext2_writepage’) /export/src/ext2-writeback-debug.c:111: error: unknown field ‘kp’ specified in initializer /export/src/ext2-writeback-debug.c:112: warning: excess elements in struct initializer /export/src/ext2-writeback-debug.c:112: warning: (near initialization for ‘jprobe_ext2_writepage’) /export/src/ext2-writeback-debug.c:124: error: variable ‘jprobe_requeue_io’ has initializer but incomplete type /export/src/ext2-writeback-debug.c:125: error: unknown field ‘entry’ specified in initializer /export/src/ext2-writeback-debug.c:125: warning: excess elements in struct initializer /export/src/ext2-writeback-debug.c:125: warning: (near initialization for ‘jprobe_requeue_io’) /export/src/ext2-writeback-debug.c:126: error: unknown field ‘kp’ specified in initializer /export/src/ext2-writeback-debug.c:127: warning: excess elements in struct initializer /export/src/ext2-writeback-debug.c:127: warning: (near initialization for ‘jprobe_requeue_io’) /export/src/ext2-writeback-debug.c: In function ‘setup_kprobe’: /export/src/ext2-writeback-debug.c:132: error: dereferencing pointer to incomplete type /export/src/ext2-writeback-debug.c: In function ‘setup_jprobe’: /export/src/ext2-writeback-debug.c:139: error: dereferencing pointer to incomplete type make[2]: *** [/export/src/ext2-writeback-debug.o] Error 1 make[1]: *** [_module_/export/src] Error 2 make[1]: Leaving directory `/export/src/linux-2.6.24-rc7' make: *** [default] Error 2 regards, Jörg -- PGP Key: send mail with subject 'SEND PGP-KEY' PGP Key-ID: FD 4E 21 1D PGP Fingerprint: 388A872AFC5649D3 BCEC65778BE0C605 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/