From mboxrd@z Thu Jan  1 00:00:00 1970
From: Sagi Grimberg <sagi@grimberg.me>
Subject: Re: T10 PI offloading seems to be broken in iser/isert in 4.5/4.6-rc
Date: Sun, 10 Apr 2016 18:30:20 +0300
Message-ID: <570A718C.4070107@grimberg.me>
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>> Since the fabric_prot was added later, I don't think it was properly
>> tested (and from what I've seen, not a very interesting use-case).
>
> It's been there for more a year, and once your have non-T10 capable
> LUNs in a TPG it gets turned on automatically it seems..

Yea, but I'm not aware of anyone running non-PI together with PI.
Usually people use either/or (although it can make sense to mix
if you have different classes of data sets).