>>>>> "Bart" == Bart Van Assche <bvanass...@acm.org> writes:

Bart> Sorry for the late reply but it's only now that I noticed this
Bart> patch.  Are you sure that presence of a NAA descriptor is
Bart> mandatory ? This is what I found in SPC-4 r37 paragraph 7.8.6.2.1:

Bart> <quote> At least one designation descriptor should have the
Bart> DESIGNATOR TYPE field set to:
Bart> a) 2h (i.e., EUI-64-based);
Bart> b) 3h (i.e., NAA); or
Bart> c) 8h (i.e., SCSI name string).
Bart> </quote>

Bart> I think this means that presence of one of these three types of
Bart> descriptors is sufficient in order to be compliant with SPC-4.

That's correct and bad wording on my part. It's not mandatory in the SPC
sense. But the subset of the copy offload spec that vendors have
generally agreed on makes NAA a requirement.

You have a good point, however, and I'll tweak the code to make sure we
support 2h and 8h as well.

-- 
Martin K. Petersen      Oracle Linux Engineering
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