From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tejun Heo Subject: Re: Seagate SATA 3GB/s drive connected to via vt8251 using ahci module Date: Tue, 20 Jun 2006 02:18:19 +0900 Message-ID: <4496DC5B.6040100@gmail.com> References: <1149787827.4180.8.camel@anja> <44890ACA.5070504@gmail.com> <1150108974.4020.3.camel@anja> <448D474E.6020706@gmail.com> <1150111457.4060.2.camel@anja> <20060618025632.GE11755@htj.dyndns.org> <1150737053.4220.7.camel@anja> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from hu-out-0102.google.com ([72.14.214.193]:57359 "EHLO hu-out-0102.google.com") by vger.kernel.org with ESMTP id S964811AbWFSRSZ (ORCPT ); Mon, 19 Jun 2006 13:18:25 -0400 Received: by hu-out-0102.google.com with SMTP id 34so515545hui for ; Mon, 19 Jun 2006 10:18:23 -0700 (PDT) In-Reply-To: <1150737053.4220.7.camel@anja> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: aalderd.boac@wanadoo.nl Cc: linux-ide@vger.kernel.org Aalderd Bouwman wrote: > Hm, I only have seen spurious interrupts when I have executed fdisk: > > Now doing fdisk /dev/sda or mke2fs /dev/sda1: > Kernel log: > Jun 8 18:52:19 server ata1: spurious interrupt (irq_stat 0x8 active_tag -84148995 sactive 0x2) Can you double check the patch is actually applied. irq_stat 0x8 is PORT_IRQ_SDB_FIS and if the patch were applied, it should have printed a message starting with 'spurious SDB FIS...' > Jun 8 18:53:09 server ata1.00: qc timeout (cmd 0x2f) > Jun 8 18:53:09 server ata1: failed to read log page 10h (errno=-5) > Jun 8 18:53:09 server ata1.00: exception Emask 0x1 SAct 0x7fffffff SErr 0x0 action 0x2 frozen > Jun 8 18:53:09 server ata1.00: (irq_stat 0x40000000) > > Now I am unable to do fdisk because the drive is taken offline: The patch only adds some debug messages such that the problem can be analyzed better - it doesn't fix anything. -- tejun