Date: Thu, 11 Dec 2008 09:00:26 +0100 From: Victor Balada Diaz <victor@bsdes.net> To: Peter Jeremy <peterjeremy@optushome.com.au> Cc: freebsd-stable@freebsd.org, freebsd-amd64@freebsd.org, =?iso-8859-1?Q?S=F8ren?= Schmidt <sos@freebsd.org> Subject: Re: [ATA] and re(4) stability issues Message-ID: <20081211080026.GI1320@alf.bsdes.net> In-Reply-To: <20081210180559.GC58682@server.vk2pj.dyndns.org> References: <20081209185236.GA1320@alf.bsdes.net> <493F84A4.1080308@yandex.ru> <20081210091107.GC1320@alf.bsdes.net> <A8284393-C4E8-4E7D-9ADF-F8270C354E13@FreeBSD.ORG> <20081210180559.GC58682@server.vk2pj.dyndns.org>
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On Thu, Dec 11, 2008 at 05:05:59AM +1100, Peter Jeremy wrote: > On 2008-Dec-10 10:55:35 +0100, Søren Schmidt <sos@freebsd.org> wrote: > >And you will not use 64bit DMA even if the chipset supports it. > >However I have not seen any chipsets supporting this fail, YMMV as > >usual :) > > There's a reference in wikipedia pointing to > http://www.mail-archive.com/linux-ide@vger.kernel.org/msg06694.html > that claims the AMD/ATI SB600 lies about supporting 64-bit DMA in AHCI > mode. I have a SB600 but it doesn't have >4GB to test on. I have 6 GB of RAM and can test patches, so once i'm done with the re(4) side of things i'll try commenting the code Soren's suggested and see if that improves the situation. Regards. -- La prueba más fehaciente de que existe vida inteligente en otros planetas, es que no han intentado contactar con nosotros.
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