From mboxrd@z Thu Jan 1 00:00:00 1970 From: Robert de Rooy Subject: Re: libata and legacy ide pcmcia failure Date: Mon, 25 Jun 2007 11:31:55 +0200 Message-ID: <467F8B8B.1000006@gmail.com> References: <466718B6.4080105@gmail.com> <4667B39D.209@gmail.com> <46685AE5.4010908@gmail.com> <466900F3.7040801@gmail.com> <46694FB2.6040007@pobox.com> <4669D2D8.3020806@gmail.com> <4669D3F5.7040300@rtr.ca> <466B4D86.1020808@gmail.com> <466C631D.2000001@rtr.ca> <466C723C.6000300@gmail.com> <20070610221322.GA18196@flint.arm.linux.org.uk> <466C7A9F.1080700@rtr.ca> <466DCE55.30507@gmail.com> <466DCF43.5060304@pobox.com> <466E11DF.5020901@gmail.com> <466F4A27.8070309@tw.ibm.com> <46710CD7.9070901@gmail.com> <467BB7DB.4090004@gmail.com> <467BCF86.8060508@rtr.ca> <467F3EDC.2060002@tw.ibm.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from ik-out-1112.google.com ([66.249.90.176]:6437 "EHLO ik-out-1112.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751403AbXFYJbv (ORCPT ); Mon, 25 Jun 2007 05:31:51 -0400 Received: by ik-out-1112.google.com with SMTP id b32so989091ika for ; Mon, 25 Jun 2007 02:31:49 -0700 (PDT) In-Reply-To: <467F3EDC.2060002@tw.ibm.com> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: albertl@mail.com Cc: Mark Lord , Tejun Heo , Mark Lord , Jeff Garzik , bzolnier@gmail.com, linux-pcmcia@lists.infradead.org, linux-kernel@vger.kernel.org, "linux-ide@vger.kernel.org" , Alan Cox Albert Lee wrote: > Mark Lord wrote: > >> ... >> >> Mmm.. I don't know about the first failure there, >> but after that it gets into the "stuck DRQ" state >> which libata makes no attempt to handle at present. >> >> > > It seems the pata_pcmcia driver is using IRQ driven PIO. Maybe Robert > could try the following pio_polling patch first. > I did not get the chance to try Marks patch, but the pio_polling patch from Albert works!!