Re: [PATCH] mm: Remove usages of ACCESS_ONCE

[Davidlohr Bueso]

On Mon, 2015-03-23 at 15:44 -0700, Jason Low wrote:
> Commit 38c5ce936a08 converted ACCESS_ONCE usage in gup_pmd_range() to
> READ_ONCE, since ACCESS_ONCE doesn't work reliably on non-scalar types.
> 
> This patch removes the rest of the usages of ACCESS_ONCE, and use
> READ_ONCE for the read accesses. This also makes things cleaner,
> instead of using separate/multiple sets of APIs.
> 
> Signed-off-by: Jason Low <jason.low2@xxxxxx>

Acked-by: Davidlohr Bueso <dave@xxxxxxxxxxxx>

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