It seems D. Rock wrote:
> I don't think I have the same problem. My drive definitely doesn't spin
> down. It sometimes occurs during heavy usage, so the drive should still
> be very alive. With PIO mode I also don't have any timeout problems.
> I also had the same DMA problems with the old wd driver and under Windows.
> The problem is, that the new driver doesn't allow to selectively turn
> off DMA for problematic devices.
>
> I now had commented out the DMA activation code in ata-disk.c (DMA
> is still activited on the CD-ROM drive though) and I will see how the
> system behaves.
I'm working on a way to select DMA or not on each device via a
sysctl, that should fix your problem...
-Søren
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