From: jgg@ziepe.ca (Jason Gunthorpe)
Date: Tue, 20 Mar 2018 10:29:33 -0600
Subject: [PATCH v4 5/6] IB/nes: Eliminate duplicate barriers on
 weakly-ordered archs
In-Reply-To: <77565861-7697-699f-c876-adf36db9ab5f@codeaurora.org>
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 <1521514068-8856-6-git-send-email-okaya@codeaurora.org>
 <20180320145413.GH19744@ziepe.ca>
 <3b96019a-2b3b-374a-453e-0553fb04c0a7@codeaurora.org>
 <20180320160151.GM19744@ziepe.ca>
 <77565861-7697-699f-c876-adf36db9ab5f@codeaurora.org>
Message-ID: <20180320162933.GO19744@ziepe.ca>
To: linux-arm-kernel@lists.infradead.org
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On Tue, Mar 20, 2018 at 11:08:59AM -0500, Sinan Kaya wrote:

> > In this case, I strongly suspect nes really intended to say wmb()
> 
> Should I change barrier() to wmb() or leave it alone? I have no idea if 
> nes is actively being maintained or if it is EOL.

It is dead, and the HW doesn't work on 64 bit machines. Just ignore it
is my advice.

Jason