From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751266AbVHLTrQ (ORCPT ); Fri, 12 Aug 2005 15:47:16 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751267AbVHLTrP (ORCPT ); Fri, 12 Aug 2005 15:47:15 -0400 Received: from smtp8.wanadoo.fr ([193.252.22.23]:27816 "EHLO smtp8.wanadoo.fr") by vger.kernel.org with ESMTP id S1751266AbVHLTrP (ORCPT ); Fri, 12 Aug 2005 15:47:15 -0400 X-ME-UUID: 20050812194713799.C31821C001C4@mwinf0809.wanadoo.fr From: Guillaume Foliard Organization: _ To: Ingo Molnar Subject: Re: [patch] Real-Time Preemption, -RT-2.6.13-rc4-V0.7.53-01, High Resolution Timers & RCU-tasklist features Date: Fri, 12 Aug 2005 21:47:28 +0200 User-Agent: KMail/1.8.1 Cc: linux-kernel@vger.kernel.org References: <200508112039.07660.guifo@wanadoo.fr> <200508122127.26928.guifo@wanadoo.fr> In-Reply-To: <200508122127.26928.guifo@wanadoo.fr> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200508122147.28731.guifo@wanadoo.fr> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Friday 12 August 2005 21:27, Guillaume Foliard wrote: > On Friday 12 August 2005 14:53, Ingo Molnar wrote: > > On Thu, 11 Aug 2005, Guillaume Foliard wrote: > > > Hi, > > > > > > Here is the compilation error I had with 0.7.53-02 : > > > > thanks - i've uploaded the -53-05 patch which should fix this - does it > > build/work for you now? > > I've tried -53-07. Build is ok. Kernel has booted and is running. I'm running dmesg from times to times and just catched this one : BUG: kblockd/0/84: leaked RT prio 98 (110)? [] up_mutex+0xd1/0x11e (8) [] kmem_cache_alloc+0x5d/0xe1 (32) [] __scsi_get_command+0x23/0x66 (32) [] scsi_get_command+0x35/0x9e (28) [] scsi_prep_fn+0x120/0x220 (28) [] elv_next_request+0x5c/0x1bd (36) [] get_device+0x1b/0x24 (12) [] scsi_request_fn+0x4b/0x3a0 (16) [] as_work_handler+0x2b/0x3d (40) [] worker_thread+0x193/0x259 (16) [] as_work_handler+0x0/0x3d (32) [] default_wake_function+0x0/0x22 (32) [] worker_thread+0x0/0x259 (32) [] kthread+0x98/0x9c (4) [] kthread+0x0/0x9c (24) [] kernel_thread_helper+0x5/0xb (16) --------------------------- | preempt count: 00000001 ] | 1-level deep critical section nesting: ---------------------------------------- .. [] .... up_mutex+0x1d/0x11e .....[<00000000>] .. ( <= _stext+0x3feffde0/0x47) Also, during boot this one occured : WARNING: swapper/1 changed soft IRQ-flags. [] rh_call_control+0xd9/0x3f2 (8) [] sub_preempt_count+0x18/0x1c (20) [] up_mutex+0x73/0x11e (28) [] hcd_submit_urb+0x1e1/0x22e (32) [] usb_start_wait_urb+0x69/0x10c (44) [] sub_preempt_count+0x18/0x1c (64) [] __init_rt_mutex+0x37/0x56 (12) [] _spin_lock_init+0x30/0x3c (16) [] usb_internal_control_msg+0x8f/0x9b (28) [] usb_control_msg+0x94/0xa8 (28) [] usb_get_descriptor+0x94/0xc8 (56) [] cache_flusharray+0x6a/0xad (40) [] usb_get_device_descriptor+0x62/0x8e (32) [] usb_set_device_state+0x18/0x54 (24) [] register_root_hub+0x6e/0x148 (20) [] usb_add_hcd+0x1ef/0x3aa (40) [] usb_hcd_pci_probe+0x1cd/0x2f9 (56) [] pci_match_device+0x1e/0xc8 (20) [] __pci_device_probe+0x44/0x4f (28) [] pci_device_probe+0x29/0x3f (20) [] driver_probe_device+0x3d/0xa7 (20) [] klist_dec_and_del+0x1a/0x1e (12) [] __driver_attach+0x0/0x4e (16) [] __driver_attach+0x3f/0x4e (4) [] bus_for_each_dev+0x5b/0x7b (20) [] driver_attach+0x26/0x2a (44) [] __driver_attach+0x0/0x4e (16) [] bus_add_driver+0x6e/0xce (4) [] pci_register_driver+0x89/0xab (32) [] init+0x1d/0x25 (24) [] do_initcalls+0x54/0xce (8) [] init+0x0/0x1ae (16) [] init+0x33/0x1ae (16) [] kernel_thread_helper+0x0/0xb (12) [] kernel_thread_helper+0x5/0xb (4) --------------------------- | preempt count: 00000000 ] | 0-level deep critical section nesting: ---------------------------------------- Guillaume