Re: [PATCH] Don't use UDMA on VIA UDMA33 controller with Transcend SSD

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> I can be certain that no company would be stupid enough to design a 
> separate controller for each capacity and form factor of their devices. 
> They use one or a very few chips.

But they do fix the firmware, and you see that with hard disks as well.

> Why no good? People just get lower performance (on an old motherboard, 
> where no one expects high performance anyway).

Which they don't notice or report
> 
> On the other hand, if you miss a device from the blacklist, people get 
> crashes.

Which they do notice or report (and in the meantime can boot with
libata.dma=0 or one of the MWDMA settings).

> Crashes are worse than lower performance.

Not always. Inflicting poor performance (and also *much* lower data
integrity) on people isn't a good idea in this case IMHO. That's based
upon experience with disks and what gets fixed.
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