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SubjectRe: sata_nv + ADMA + Samsung disk problem
Jeff Garzik wrote:
> Tejun Heo wrote:
>> Thanks a lot for the detailed explanation. Nvidia ppl, any ideas?
>> FLUSH is used regularly. We really need to fix this.
>
>
> I reiterate my opinion :) ... We should remove ADMA support from
> sata_nv. It's only in a few chips, it's not appearing in any new chips,
> and nasty problems have lingered since ADMA support was introduced.
>
> Definitely sounds like we should disable ADMA by default for 2.6.24-rc,
> too.

I wouldn't agree.. It's only in a few chips (CK804/MCP04), but those
chips are very common in desktop, workstation, even some server
machines. Given the huge number of these chips out there, problem
reports have been quite rare.


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