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Subject: Re: ext3 corruption on 2.4.18 (LVM, vt82c586b, no DMA)
From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: "Stephen C. Tweedie" <sct@redhat.com>
Cc: linux-kernel@vger.kernel.org, Marius Gedminas <mgedmin@centras.lt>,
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On Fri, 2002-09-06 at 18:34, Stephen C. Tweedie wrote:
> > I gather from Configure.help that DMA is broken on Via VP2, but it is
> > turned off here.
> 
> Unfortunately, if you disable UDMA mode, you also lose the checksums
> between drive and controller which can detect cable data corruption.

I's have to look it up to be sure but I believe the VIA VP2 goes to DMA
not UDMA

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