On Thursday 04 January 2007 10:52, Alan wrote:
> > hdparm -d1 <device>
>
> I've yet to run across any SATA controllers which allow one to enable
> or disable DMA support via hdparm.
The SATA drivers always enable DMA when possible. A dmesg is really
needed to see what is going on.
Should I grep for something specific or just attach an output after a bootup
of dmesg?