From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andreas Barth Subject: Re: Fw: gdth SCSI driver(?) fails with more than 4GB of memory Date: Mon, 7 Aug 2006 17:27:29 +0200 Message-ID: <20060807152729.GS18390@mails.so.argh.org> References: <20060717184659.04ae83e7.akpm@osdl.org> <1153229420.3704.17.camel@mulgrave.il.steeleye.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from neualius.turmzimmer.net ([217.160.169.58]:47294 "EHLO neualius.turmzimmer.net") by vger.kernel.org with ESMTP id S932160AbWHGP2P (ORCPT ); Mon, 7 Aug 2006 11:28:15 -0400 Content-Disposition: inline In-Reply-To: <1153229420.3704.17.camel@mulgrave.il.steeleye.com> Sender: linux-scsi-owner@vger.kernel.org List-Id: linux-scsi@vger.kernel.org To: James Bottomley Cc: Andrew Morton , linux-scsi@vger.kernel.org * James Bottomley (James.Bottomley@SteelEye.com) [060718 15:37]: > My strongest suspicion here is that the device is lying when it claims > to support 64 bit DMA. Can you try this? It will turn off 64 bit DMA > and only allow 32 bit DMA on your 6GB platform. If that works, we'll > beed help from the gdth people to understand the issue. > diff --git a/drivers/scsi/gdth.c b/drivers/scsi/gdth.c > index 43afd47..83cf3ca 100644 > --- a/drivers/scsi/gdth.c > +++ b/drivers/scsi/gdth.c > @@ -1543,7 +1543,7 @@ static int __init gdth_init_pci(gdth_pci > if (prot_ver < 0x2b) /* FW < x.43: no 64-bit DMA support */ > ha->dma64_support = 0; > else > - ha->dma64_support = 1; > + ha->dma64_support = 0; > } > > return 1; Sorry, this patch didn't help me. Cheers, Andi -- http://home.arcor.de/andreas-barth/