From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tejun Heo Subject: Re: Problems w/ Sil3124 + Port Multiplier Date: Wed, 02 May 2007 14:47:30 +0200 Message-ID: <46388862.1020709@gmail.com> References: <463828F6.7020209@jogback.se> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: Received: from py-out-1112.google.com ([64.233.166.183]:41896 "EHLO py-out-1112.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2993110AbXEBMsj (ORCPT ); Wed, 2 May 2007 08:48:39 -0400 Received: by py-out-1112.google.com with SMTP id a29so86724pyi for ; Wed, 02 May 2007 05:48:39 -0700 (PDT) In-Reply-To: <463828F6.7020209@jogback.se> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: =?ISO-8859-1?Q?Lars_Michael_Jogb=E4ck?= Cc: linux-ide@vger.kernel.org Lars Michael Jogb=E4ck wrote: > I have a system with a Sil3124 controller and two Sil3726 port multip= liers. > I'm running 2.6.18.1 with the patches from > http://home-tj.org/wiki/index.php/Libata-tj-stable > since I was not able to get the port multipler to work at all with > 2.6.21 (perhaps the support for PMP is not fully integrated there). >=20 > One of my Sil3726 is freezing my system approx one time per hour when > the disks are under load. >=20 > ata5.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x2 frozen > ata5.00: tag 0 cmd 0xea Emask 0x4 stat 0x40 err 0x0 (timeout) Hmmm... that's FLUSH_CACHE timing out. > I suspect that the root-cause of the problem could be drive-related. = All > the disks on the other Sil3726 are WD4000KD's and the > disks attached to this one is 3xWD4000KD and 1xWD4000KS and 1xSamsung > HD501LJ. Is there a way of test this? I think the disk attached to port 0 might be bad. Please report the result of 'smartctl -d ata -a /dev/sdX' where sdX is the device attache= d to the failing port. > Is there an updated patch-set for port multipliers in a later kernel > than 2.6.18.1? Sorry but not yet. --=20 tejun