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SubjectRe: [GIT PULL] Block drivers for 3.3-rc
On Sun, Jan 15, 2012 at 01:22:05PM +0100, Jens Axboe wrote:
> Good point, I had forgotten about the ordered writes, I believe the rest
> of the items have been handled. The driver/hw, as it stands, does not
> reorder writes and it doesn't have a write back cache. So it should
> actually be safe. Any acked write is stable. Sam, correct me if I'm
> wrong.

I tried to get that out of the micron folks a while ago but don't
remember getting an answer. If that's actually tree please remove
the (misnamed) barrier argument from mtip_hw_submit_io, and maybe add
a comment that the current hardware can't have a volatile write cache.

Btw, does the hardware claim to have writeback caches in the ATA
IDENTIFY words related to it?


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