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Re: [Xen-devel] [PATCH v2 4/4] xen/x86: Correct mandatory and SMP barrier definitions

On Wed, 2017-08-16 at 12:22 +0100, Andrew Cooper wrote:
> Barriers are a complicated topic, a source of confusion, and their
> incorrect
> use is a common cause of bugs.  It *really* doesn't help when Xen's
> API is the
> same as Linux, but its ABI different.
> Bring the two back in line, so programmers stand a chance of actually
> getting
> their usage correct.
> Drop the links in the comment, both of which are now stale.  Instead,
> refer to
> the vendor system manuals.
Does it perhaps make sense to link this:


> No functional change.

> Signed-off-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
Reviewed-by: Dario Faggioli <dario.faggioli@xxxxxxxxxx>

<<This happens because I choose it to happen!>> (Raistlin Majere)
Dario Faggioli, Ph.D, http://about.me/dario.faggioli
Senior Software Engineer, Citrix Systems R&D Ltd., Cambridge (UK)

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