Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1760739AbXK1Bzi (ORCPT ); Tue, 27 Nov 2007 20:55:38 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1759584AbXK1Bza (ORCPT ); Tue, 27 Nov 2007 20:55:30 -0500 Received: from rv-out-0910.google.com ([209.85.198.188]:30687 "EHLO rv-out-0910.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754762AbXK1Bz2 (ORCPT ); Tue, 27 Nov 2007 20:55:28 -0500 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=received:message-id:date:from:user-agent:mime-version:to:cc:subject:references:in-reply-to:x-enigmail-version:content-type:content-transfer-encoding; b=PvKnjA1CnjAEe7txuWzC8HVb49bXxvQ5daJjvuE8Rt0RJHBlwCv9pAE1bvav+b3l67ARUSdJiUtw4QUke1xVfoEVCbg5xplLG+2NXEQRU4KyGEECS9ELM5P//LHU2MCL2cv3NUWWRPwWMPbrdVjgiz4YRYtxJd5PVZ/6xA4/McU= Message-ID: <474CCA82.7030000@gmail.com> Date: Wed, 28 Nov 2007 10:55:14 +0900 From: Tejun Heo User-Agent: Thunderbird 2.0.0.6 (X11/20070801) MIME-Version: 1.0 To: Pavel Machek CC: Alan Cox , noah , Linux Kernel Mailing List , linux-ide@vger.kernel.org Subject: Re: Possibly SATA related freeze killed networking and RAID References: <20071120220512.46b9e975@the-village.bc.nu> <20071126120649.GC4701@ucw.cz> In-Reply-To: <20071126120649.GC4701@ucw.cz> X-Enigmail-Version: 0.95.3 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1003 Lines: 27 Pavel Machek wrote: > Hi! > >>> kernel: [734344.717844] irq 21: nobody cared (try booting with the >>> "irqpoll" option) >>> kernel: [734344.717866] >> Your machine decided to emit interrupt 21 without an apparent reason. >> Whatever caused that made the kernel shut down IRQ 21 at which point the >> disk drives on that IRQ were no longer being serviced. Everything on IRQ >> 21 would have died - which may be why your networking failed too. > > Hmm, perhaps that 'nobody cared' message should be worded more > strongly, and printed and KERN_CRIT? Agreed. Nobody cared on ATA controllers is usually very effective at taking the whole machine down. Is there any reason why we don't turn on irqpoll on turned off IRQs automatically? Thanks. -- tejun - 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/