From: "Bartlomiej Zolnierkiewicz" <bzolnier@gmail.com>
To: "Alan Cox" <alan@lxorguk.ukuu.org.uk>
Cc: "Jack Howarth" <howarth@bromo.msbb.uc.edu>, linux-kernel@vger.kernel.org
Subject: Re: why no option for 'ide=nocddma'?
Date: Thu, 30 Mar 2006 11:10:49 +0200 [thread overview]
Message-ID: <58cb370e0603300110p43c33040hdb95a8c871f4b50d@mail.gmail.com> (raw)
In-Reply-To: <1143396437.2540.7.camel@localhost.localdomain>
On 3/26/06, Alan Cox <alan@lxorguk.ukuu.org.uk> wrote:
> On Gwe, 2006-03-24 at 13:43 -0500, Jack Howarth wrote:
> > release unless users pass the 'ide=nodma' kernel option. If
> > the problem with CDs using dma isn't going to be fully resolved,
> > why can't we have a 'ide=nocddma' kernel option that would only
>
> It is nothing to do with DMA. See the postings in 2004 on the subject.
> EOF handling in the block layer and IDE layer don't work for the case
> where the size of a block device is not precisely defined
>
> None fo the current block layer maintainers care about fixing it and
> nobody else has submitted changes. Feel free to do that.
>
> Fortunately the drivers/ide layer will hopefully be going away soon
EOF handling error has nothing to do with IDE layer,
the same problem can be reproduced using libata+PATA patches.
Bartlomiej
next prev parent reply other threads:[~2006-03-30 9:10 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-03-24 18:43 Jack Howarth
2006-03-26 18:07 ` Alan Cox
2006-03-30 9:10 ` Bartlomiej Zolnierkiewicz [this message]
2006-03-30 10:37 ` Alan Cox
2006-03-30 14:27 Jack Howarth
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