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SubjectRe: patch: atapi dvd-ram support
On Tue, Oct 31 2000, Hisaaki Shibata wrote:
> By using serial console, I get messages for you ;-)

Thanks, now you're just one step short of being really
helpful :-). Pass it through ksymoops please, so the
addresses will map to function names + offsets.

> In case of doing "dd if=/dev/zero of=/dev/hdc bs=2048 count=1".
> ----------------------------------------------------------------------------
> hdc: ATAPI DVD-ROM DVD-RAM drive, 512kB Cache, UDMA(33)
> hdc: timeout waiting for DMA
> ide_dmaproc: chipset supported ide_dma_timeout func only: 14

Try it without DMA as well, please. I think I see a DMA bug in there right
now, I'll recheck and send you a new patch.

* Jens Axboe <>
* SuSE Labs
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