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Date: Tue, 5 Dec 2017 22:57:00 +0100
From: Peter Zijlstra <peterz@infradead.org>
To: "Michael S. Tsirkin" <mst@redhat.com>
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Subject: Re: [PATCH tip/core/rcu 21/21] drivers/vhost: Remove now-redundant
 read_barrier_depends()
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On Tue, Dec 05, 2017 at 11:24:49PM +0200, Michael S. Tsirkin wrote:
> READ_ONCE is really all over the place (some code literally replaced all
> memory accesses with READ/WRITE ONCE).

Yeah, so? Complain to the compiler people for forcing us into that.

> Would an API like WRITE_POINTER()/smp_store_pointer make sense,
> and READ_POINTER for symmetry?

No, the whole point of the exercise was to get away from the fact that
dependent loads are special.