Re: [RFC] Discard update for 3.19

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> The second patch tweaks the SCSI disk driver to prefer WRITE SAME w/
> UNMAP instead of the UNMAP command since the former has deterministic
> behavior.

I have seen data corruption on an Intel SSD 510 after sending WRITE SAME
UNMAP. As far as I remember, these disks ignore writes after sending
that command. Unmap worked fine, though. So possibly there is another
blacklisting required.

Cheers,
Bernd

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