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Date: Mon, 19 Feb 2018 18:43:34 +0100
From: Peter Zijlstra <peterz@infradead.org>
To: Alan Stern <stern@rowland.harvard.edu>
Cc: Andrea Parri <parri.andrea@gmail.com>,
        "Paul E. McKenney" <paulmck@linux.vnet.ibm.com>,
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        Jade Alglave <j.alglave@ucl.ac.uk>,
        Luc Maranget <luc.maranget@inria.fr>,
        Patrick Bellasi <patrick.bellasi@arm.com>
Subject: Re: [PATCH] tools/memory-model: remove rb-dep,
 smp_read_barrier_depends, and lockless_dereference
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References: <20180217151413.GA3785@andrea>
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On Mon, Feb 19, 2018 at 12:14:45PM -0500, Alan Stern wrote:
> This leaves us with a question: Do we want to change the kernel by
> adding memory barriers after unsuccessful RMW operations on Alpha, or
> do we want to change the model by excluding such operations from
> address dependencies?

I think we want to put all the 'pain and weirdness' in Alpha.