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Message-ID: <58cb370e041117142010059323@mail.gmail.com>
Date: Wed, 17 Nov 2004 23:20:29 +0100
From: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Reply-To: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
To: Srihari Vijayaraghavan <sriharivijayaraghavan@yahoo.com.au>
Subject: Re: [BUG] Kernel disables DMA on RICOH CD-R/RW
Cc: Jens Axboe <axboe@suse.de>, Alan Cox <alan@lxorguk.ukuu.org.uk>,
       Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
       linux-ide@vger.kernel.org
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On Thu, 18 Nov 2004 09:16:27 +1100, Srihari Vijayaraghavan
<sriharivijayaraghavan@yahoo.com.au> wrote:
> On Thu, 18 Nov 2004 08:06 am, Jens Axboe wrote:
> 
> 
> > On Wed, Nov 17 2004, Alan Cox wrote:
> > > On Maw, 2004-11-16 at 13:01, Bartlomiej Zolnierkiewicz wrote:
> > > > Previously VIA IDE driver ignored DMA blacklists completely
> > > > (which was of course wrong), it was fixed.
> > > >
> > > > Probably this drive should be removed from the blacklist.
> > > > Does anybody remember why was it added there?
> > >
> > > As I said before almost all of our blacklist is junk from when the IDE
> > > ATAPI DMA bug wasn't fixed.
> >
> > I sure don't remember why, so sounds plausible.
> 
> Could you please accept this patch? (against vanilla 2.6.10-rc2)
> 
> I have tested my RICOH CD-R/RW with this patch (on CD Reading/Writing), and it
> works just fine with DMA enabled.
> 
> (Unfortunately I do not have any other drive in the DMA disabled list, and
> hence I could not test for them.)

applied
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