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Documentation: Memory barrier semantics of atomic_xchg()
authorRichard Braun <rbraun@sceen.net>
Thu, 13 Dec 2012 10:07:32 +0000 (11:07 +0100)
committerPaul E. McKenney <paulmck@linux.vnet.ibm.com>
Tue, 8 Jan 2013 22:14:55 +0000 (14:14 -0800)
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>

No differences found
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