Documentation/memory-barriers.txt: ACCESS_ONCE() provides cache coherence

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The ACCESS_ONCE() primitive provides cache coherence, but the
documentation does not clearly state this.  This commit therefore upgrades
the documentation.

Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Reviewed-by: Josh Triplett <josh@joshtriplett.org>

...

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Paul E. McKenney 2014-01-02 15:03:50 -08:00

parent 6e67669678

commit 449f7413c8

1 changed files with 17 additions and 0 deletions

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Documentation/memory-barriers.txt

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