Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261691AbVA3MQU (ORCPT ); Sun, 30 Jan 2005 07:16:20 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261692AbVA3MQU (ORCPT ); Sun, 30 Jan 2005 07:16:20 -0500 Received: from faui03.informatik.uni-erlangen.de ([131.188.30.103]:51914 "EHLO faui03.informatik.uni-erlangen.de") by vger.kernel.org with ESMTP id S261691AbVA3MQS (ORCPT ); Sun, 30 Jan 2005 07:16:18 -0500 Date: Sun, 30 Jan 2005 13:15:49 +0100 From: Michael Gernoth To: Marcelo Tosatti Cc: linux-kernel@vger.kernel.org, Matthias Koerber , scott.feldman@intel.com, ganesh.venkatesan@intel.com Subject: Re: 2.4.29, e100 and a WOL packet causes keventd going mad Message-ID: <20050130121549.GA23946@cip.informatik.uni-erlangen.de> Mail-Followup-To: Marcelo Tosatti , linux-kernel@vger.kernel.org, Matthias Koerber , scott.feldman@intel.com, ganesh.venkatesan@intel.com References: <20050128164811.GA8022@cip.informatik.uni-erlangen.de> <20050129181821.GA2128@logos.cnet> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20050129181821.GA2128@logos.cnet> User-Agent: Mutt/1.5.6i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1970 Lines: 42 On Sat, Jan 29, 2005 at 04:18:21PM -0200, Marcelo Tosatti wrote: > Probably a task event is rescheduling itself repeatedly? e100 does not seem > to schedule_task() events directly, so I wonder what is going on. > > Can you boot a machine with profile=2, then send the WOL packet causing > keventd to go mad and run: > > readprofile | sort -nr +2 | head -20 faui07c:~# readprofile | sort -nr +2 | head -20 2352 acpi_ns_get_next_valid_node 130.6667 9577 acpi_os_read_port 121.2278 4431 acpi_os_signal_semaphore 100.7045 4639 default_idle 57.9875 4363 acpi_ns_get_next_node 57.4079 5957 acpi_ns_delete_namespace_by_owner 37.7025 2307 acpi_os_write_port 34.9545 4048 acpi_os_wait_semaphore 18.8279 1924 acpi_ut_acquire_mutex 16.8772 492 __rdtsc_delay 15.3750 526 acpi_os_get_thread_id 15.0286 1421 acpi_ut_release_mutex 13.1574 339 acpi_ns_get_parent_node 11.6897 1506 acpi_ut_release_to_cache 10.9130 1600 acpi_ut_acquire_from_cache 9.8160 909 acpi_ds_method_data_init 8.4953 327 acpi_ut_valid_acpi_name 6.9574 311 acpi_ns_search_node 4.7121 268 acpi_ps_get_opcode_info 4.0606 31 acpi_ut_delete_generic_state_cache 3.4444 The machine has an uptime of 10 minutes at that point, and the second WOL packet was sent directly after the machine came up and I was able to ssh into it. Regards, Michael - 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/