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linux/Documentation/atomic_ops.txt
Richard Braun 7e8b1e78ea Documentation: Memory barrier semantics of atomic_xchg() 
Add atomic_xchg() to documentation for atomic operations and
memory barriers.

Signed-off-by: Richard Braun <rbraun@sceen.net>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Reviewed-by: Josh Triplett <josh@joshtriplett.org>
2013-01-08 14:14:55 -08:00

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