From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751657AbXCZKMo (ORCPT ); Mon, 26 Mar 2007 06:12:44 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753605AbXCZKMn (ORCPT ); Mon, 26 Mar 2007 06:12:43 -0400 Received: from mx2.mail.elte.hu ([157.181.151.9]:60393 "EHLO mx2.mail.elte.hu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751657AbXCZKMi (ORCPT ); Mon, 26 Mar 2007 06:12:38 -0400 Date: Mon, 26 Mar 2007 12:11:53 +0200 From: Ingo Molnar To: Linus Torvalds Cc: Linux Kernel Mailing List , auke-jan.h.kok@intel.com, Adrian Bunk Subject: -rc5: e1000 resume weirdness Message-ID: <20070326101153.GA4593@elte.hu> References: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.4.2.2i X-ELTE-VirusStatus: clean X-ELTE-SpamScore: -2.0 X-ELTE-SpamLevel: X-ELTE-SpamCheck: no X-ELTE-SpamVersion: ELTE 2.0 X-ELTE-SpamCheck-Details: score=-2.0 required=5.9 tests=BAYES_00 autolearn=no SpamAssassin version=3.0.3 -2.0 BAYES_00 BODY: Bayesian spam probability is 0 to 1% [score: 0.0000] Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org hm, on a T60, after suspend/resume, i get an e1000 timeout: e1000: eth0: e1000_watchdog: NIC Link is Up 1000 Mbps Full Duplex, Flow Control: RX/TX e1000: eth0: e1000_clean_tx_irq: Detected Tx Unit Hang Tx Queue <0> TDH TDT next_to_use next_to_clean <82> buffer_info[next_to_clean] time_stamp next_to_watch <82> jiffies next_to_watch.status <1> it works fine after that reset. The e1000 driver didnt do this before after resume the network was always available immediately. So this appears to be a relatively new regression (post-rc3 or so). high-res timers was disabled. Ingo