Re: cdrecord dev=ATA cannont scanbus as non-root [u]

From: Jens Axboe
Date: Fri Dec 03 2004 - 07:12:15 EST


On Fri, Dec 03 2004, Jan Engelhardt wrote:
> >> > Ok, so I am a bit confused here. We basically have 3 ways to use
> >> >> cdrecord on linux-2.6 without ide-scsi:
> >> >>
> >> >> 1) cdrecord dev=/dev/hdx
> >> >> 2) cdrecord dev=ATA
> >> >> 3) cdrecord dev=ATAPI
> >> >>
> >> >> Now, if I run all three and grep for '^Warning', I get:
> >>
> >> Worse, yet, there is no DMA for any of these three :-(
> >
> >Not true in 2.6. 1 definitely uses DMA now (disregard the damn
> >warning). And why would anyone use 2 or 3?
>
> Right, forgot to add. Read as "no DMA for any that does not give a cdrecord
> warning".

They all use DMA, whenever possible.

--
Jens Axboe

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