documentation: Fix circular-buffer example.
authorPaul E. McKenney <paulmck@linux.vnet.ibm.com>
Sat, 2 Nov 2013 17:17:52 +0000 (10:17 -0700)
committerPaul E. McKenney <paulmck@linux.vnet.ibm.com>
Tue, 3 Dec 2013 18:08:56 +0000 (10:08 -0800)
The code sample in Documentation/circular-buffers.txt appears to have a
few ordering bugs.  This patch therefore applies the needed fixes.

Reported-by: Lech Fomicki <lfomicki@poczta.fm>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>

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